diff --git a/.gitignore b/.gitignore index 77c9859369..5bf3341ee8 100644 --- a/.gitignore +++ b/.gitignore @@ -4,7 +4,7 @@ *.def *.dll *.exe -*.ho +*.h.c *.lib *.pc *.so diff --git a/Makefile b/Makefile index e92d7f053a..b61f4eb396 100644 --- a/Makefile +++ b/Makefile @@ -18,6 +18,7 @@ PROGS-$(CONFIG_FFSERVER) += ffserver PROGS := $(PROGS-yes:%=%$(EXESUF)) INSTPROGS = $(PROGS-yes:%=%$(PROGSSUF)$(EXESUF)) OBJS = cmdutils.o +OBJS-ffmpeg = ffmpeg_opt.o ffmpeg_filter.o TESTTOOLS = audiogen videogen rotozoom tiny_psnr base64 HOSTPROGS := $(TESTTOOLS:%=tests/%) doc/print_options TOOLS = qt-faststart trasher @@ -68,8 +69,9 @@ config.h: .config SUBDIR_VARS := CLEANFILES EXAMPLES FFLIBS HOSTPROGS TESTPROGS TOOLS \ ARCH_HEADERS BUILT_HEADERS SKIPHEADERS \ - ALTIVEC-OBJS ARMV5TE-OBJS ARMV6-OBJS ARMVFP-OBJS MMI-OBJS \ - MMX-OBJS NEON-OBJS VIS-OBJS YASM-OBJS \ + ARMV5TE-OBJS ARMV6-OBJS ARMVFP-OBJS NEON-OBJS \ + MMI-OBJS ALTIVEC-OBJS VIS-OBJS \ + MMX-OBJS YASM-OBJS \ MIPSFPU-OBJS MIPSDSPR2-OBJS MIPSDSPR1-OBJS MIPS32R2-OBJS \ OBJS TESTOBJS diff --git a/common.mak b/common.mak index 821e84c4c4..ab937e7825 100644 --- a/common.mak +++ b/common.mak @@ -10,8 +10,9 @@ ifndef SUBDIR ifndef V Q = @ ECHO = printf "$(1)\t%s\n" $(2) -BRIEF = CC CXX AS YASM AR LD HOSTCC STRIP CP -SILENT = DEPCC DEPAS DEPHOSTCC DEPYASM RM RANLIB +BRIEF = CC CXX HOSTCC AS YASM AR LD STRIP CP +SILENT = DEPCC DEPHOSTCC DEPAS DEPYASM RANLIB RM + MSG = $@ M = @$(call ECHO,$(TAG),$@); $(foreach VAR,$(BRIEF), \ @@ -98,8 +99,9 @@ DEP_LIBS := $(foreach NAME,$(FFLIBS),lib$(NAME)/$($(CONFIG_SHARED:yes=S)LIBNAME) ALLHEADERS := $(subst $(SRC_DIR)/,$(SUBDIR),$(wildcard $(SRC_DIR)/*.h $(SRC_DIR)/$(ARCH)/*.h)) SKIPHEADERS += $(ARCH_HEADERS:%=$(ARCH)/%) $(SKIPHEADERS-) SKIPHEADERS := $(SKIPHEADERS:%=$(SUBDIR)%) -HEADEROBJS := $(filter-out $(SKIPHEADERS:.h=.ho),$(ALLHEADERS:.h=.ho)) -checkheaders: $(HEADEROBJS) +HOBJS = $(filter-out $(SKIPHEADERS:.h=.h.o),$(ALLHEADERS:.h=.h.o)) +checkheaders: $(HOBJS) +.SECONDARY: $(HOBJS:.o=.c) alltools: $(TOOLS) @@ -117,8 +119,8 @@ $(TOOLOBJS): | tools OBJDIRS := $(OBJDIRS) $(dir $(OBJS) $(HOSTOBJS) $(TESTOBJS) $(HEADEROBJS)) -CLEANSUFFIXES = *.d *.o *~ *.ho *.map *.ver *.gcno *.gcda +CLEANSUFFIXES = *.d *.o *~ *.h.c *.map *.ver *.ho *.gcno *.gcda DISTCLEANSUFFIXES = *.pc LIBSUFFIXES = *.a *.lib *.so *.so.* *.dylib *.dll *.def *.dll.a --include $(wildcard $(OBJS:.o=.d) $(HOSTOBJS:.o=.d) $(TESTOBJS:.o=.d)) +-include $(wildcard $(OBJS:.o=.d) $(HOSTOBJS:.o=.d) $(TESTOBJS:.o=.d) $(HOBJS:.o=.d)) diff --git a/configure b/configure index 738f383956..6c4047fa8a 100755 --- a/configure +++ b/configure @@ -1211,6 +1211,7 @@ HAVE_LIST=" alsa_asoundlib_h altivec_h arpa_inet_h + asm_mod_q asm_mod_y asm_types_h attribute_may_alias @@ -3119,6 +3120,7 @@ EOF enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"' enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"' + check_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)' check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)' enabled_all armv6t2 shared !pic && enable_pic diff --git a/doc/examples/decoding_encoding.c b/doc/examples/decoding_encoding.c index 3576cc0f8b..6295001f07 100644 --- a/doc/examples/decoding_encoding.c +++ b/doc/examples/decoding_encoding.c @@ -34,6 +34,7 @@ #include #include #include +#include #include #include @@ -41,6 +42,59 @@ #define AUDIO_INBUF_SIZE 20480 #define AUDIO_REFILL_THRESH 4096 +/* check that a given sample format is supported by the encoder */ +static int check_sample_fmt(AVCodec *codec, enum AVSampleFormat sample_fmt) +{ + const enum AVSampleFormat *p = codec->sample_fmts; + + while (*p != AV_SAMPLE_FMT_NONE) { + if (*p == sample_fmt) + return 1; + p++; + } + return 0; +} + +/* just pick the highest supported samplerate */ +static int select_sample_rate(AVCodec *codec) +{ + const int *p; + int best_samplerate = 0; + + if (!codec->supported_samplerates) + return 44100; + + p = codec->supported_samplerates; + while (*p) { + best_samplerate = FFMAX(*p, best_samplerate); + p++; + } + return best_samplerate; +} + +/* select layout with the highest channel count */ +static int select_channel_layout(AVCodec *codec) +{ + const uint64_t *p; + uint64_t best_ch_layout = 0; + int best_nb_channells = 0; + + if (!codec->channel_layouts) + return AV_CH_LAYOUT_STEREO; + + p = codec->channel_layouts; + while (*p) { + int nb_channels = av_get_channel_layout_nb_channels(*p); + + if (nb_channels > best_nb_channells) { + best_ch_layout = *p; + best_nb_channells = nb_channels; + } + p++; + } + return best_ch_layout; +} + /* * Audio encoding example */ @@ -48,11 +102,13 @@ static void audio_encode_example(const char *filename) { AVCodec *codec; AVCodecContext *c= NULL; - int frame_size, i, j, out_size, outbuf_size; + AVFrame *frame; + AVPacket pkt; + int i, j, k, ret, got_output; + int buffer_size; FILE *f; - short *samples; + uint16_t *samples; float t, tincr; - uint8_t *outbuf; printf("Encode audio file %s\n", filename); @@ -67,9 +123,19 @@ static void audio_encode_example(const char *filename) /* put sample parameters */ c->bit_rate = 64000; - c->sample_rate = 44100; - c->channels = 2; + + /* check that the encoder supports s16 pcm input */ c->sample_fmt = AV_SAMPLE_FMT_S16; + if (!check_sample_fmt(codec, c->sample_fmt)) { + fprintf(stderr, "encoder does not support %s", + av_get_sample_fmt_name(c->sample_fmt)); + exit(1); + } + + /* select other audio parameters supported by the encoder */ + c->sample_rate = select_sample_rate(codec); + c->channel_layout = select_channel_layout(codec); + c->channels = av_get_channel_layout_nb_channels(c->channel_layout); /* open it */ if (avcodec_open2(c, codec, NULL) < 0) { @@ -77,35 +143,71 @@ static void audio_encode_example(const char *filename) exit(1); } - /* the codec gives us the frame size, in samples */ - frame_size = c->frame_size; - samples = malloc(frame_size * 2 * c->channels); - outbuf_size = 10000; - outbuf = malloc(outbuf_size); - f = fopen(filename, "wb"); if (!f) { fprintf(stderr, "could not open %s\n", filename); exit(1); } + /* frame containing input raw audio */ + frame = avcodec_alloc_frame(); + if (!frame) { + fprintf(stderr, "could not allocate audio frame\n"); + exit(1); + } + + frame->nb_samples = c->frame_size; + frame->format = c->sample_fmt; + frame->channel_layout = c->channel_layout; + + /* the codec gives us the frame size, in samples, + * we calculate the size of the samples buffer in bytes */ + buffer_size = av_samples_get_buffer_size(NULL, c->channels, c->frame_size, + c->sample_fmt, 0); + samples = av_malloc(buffer_size); + if (!samples) { + fprintf(stderr, "could not allocate %d bytes for samples buffer\n", + buffer_size); + exit(1); + } + /* setup the data pointers in the AVFrame */ + ret = avcodec_fill_audio_frame(frame, c->channels, c->sample_fmt, + (const uint8_t*)samples, buffer_size, 0); + if (ret < 0) { + fprintf(stderr, "could not setup audio frame\n"); + exit(1); + } + /* encode a single tone sound */ t = 0; tincr = 2 * M_PI * 440.0 / c->sample_rate; for(i=0;i<200;i++) { - for(j=0;jframe_size; j++) { samples[2*j] = (int)(sin(t) * 10000); - samples[2*j+1] = samples[2*j]; + + for (k = 1; k < c->channels; k++) + samples[2*j + k] = samples[2*j]; t += tincr; } /* encode the samples */ - out_size = avcodec_encode_audio(c, outbuf, outbuf_size, samples); - fwrite(outbuf, 1, out_size, f); + ret = avcodec_encode_audio2(c, &pkt, frame, &got_output); + if (ret < 0) { + fprintf(stderr, "error encoding audio frame\n"); + exit(1); + } + if (got_output) { + fwrite(pkt.data, 1, pkt.size, f); + av_free_packet(&pkt); + } } fclose(f); - free(outbuf); - free(samples); + av_freep(&samples); + av_freep(&frame); avcodec_close(c); av_free(c); } diff --git a/doc/platform.texi b/doc/platform.texi index dcbb0f6437..332b6b1448 100644 --- a/doc/platform.texi +++ b/doc/platform.texi @@ -318,9 +318,9 @@ following "Devel" ones: binutils, gcc4-core, make, git, mingw-runtime, texi2html @end example -And the following "Utils" one: +In order to run FATE you will also need the following "Utils" packages: @example -diffutils +bc, diffutils @end example Then run diff --git a/doc/protocols.texi b/doc/protocols.texi index 4833cd3395..3a82c7fe4b 100644 --- a/doc/protocols.texi +++ b/doc/protocols.texi @@ -267,6 +267,11 @@ value will be sent. Stream identifier to play or to publish. This option overrides the parameter specified in the URI. +@item rtmp_subscribe +Name of live stream to subscribe to. By default no value will be sent. +It is only sent if the option is specified or if rtmp_live +is set to live. + @item rtmp_swfurl URL of the SWF player for the media. By default no value will be sent. diff --git a/ffmpeg.c b/ffmpeg.c index ac428d5d1f..cb019b215f 100644 --- a/ffmpeg.c +++ b/ffmpeg.c @@ -29,7 +29,6 @@ #include #include #include -#include #include #if HAVE_ISATTY #include @@ -94,71 +93,19 @@ #include +#include "ffmpeg.h" #include "cmdutils.h" #include "libavutil/avassert.h" -#define VSYNC_AUTO -1 -#define VSYNC_PASSTHROUGH 0 -#define VSYNC_CFR 1 -#define VSYNC_VFR 2 -#define VSYNC_DROP 0xff - const char program_name[] = "ffmpeg"; const int program_birth_year = 2000; -/* select an input stream for an output stream */ -typedef struct StreamMap { - int disabled; /** 1 is this mapping is disabled by a negative map */ - int file_index; - int stream_index; - int sync_file_index; - int sync_stream_index; - char *linklabel; /** name of an output link, for mapping lavfi outputs */ -} StreamMap; - -typedef struct { - int file_idx, stream_idx, channel_idx; // input - int ofile_idx, ostream_idx; // output -} AudioChannelMap; - -static const OptionDef *options; - -#define MAX_STREAMS 1024 /* arbitrary sanity check value */ - -static int frame_bits_per_raw_sample = 0; -static int video_discard = 0; -static int same_quant = 0; -static int do_deinterlace = 0; -static int intra_dc_precision = 8; -static int qp_hist = 0; -static int intra_only = 0; -static const char *video_codec_name = NULL; -static const char *audio_codec_name = NULL; -static const char *subtitle_codec_name = NULL; - -static int file_overwrite = 0; -static int no_file_overwrite = 0; -static int do_benchmark = 0; -static int do_benchmark_all = 0; -static int do_hex_dump = 0; -static int do_pkt_dump = 0; -static int do_psnr = 0; -static int do_pass = 0; -static const char *pass_logfilename_prefix; -static int video_sync_method = VSYNC_AUTO; -static int audio_sync_method = 0; -static float audio_drift_threshold = 0.1; -static int copy_ts = 0; -static int copy_tb = -1; -static int opt_shortest = 0; -static char *vstats_filename; static FILE *vstats_file; -static int audio_volume = 256; +static void do_video_stats(AVFormatContext *os, OutputStream *ost, int frame_size); +static int64_t getutime(void); -static int exit_on_error = 0; -static int stdin_interaction = 1; static int run_as_daemon = 0; static volatile int received_nb_signals = 0; static int64_t video_size = 0; @@ -167,15 +114,9 @@ static int64_t subtitle_size = 0; static int64_t extra_size = 0; static int nb_frames_dup = 0; static int nb_frames_drop = 0; -static int input_sync; -static float dts_delta_threshold = 10; -static float dts_error_threshold = 3600*30; - -static int print_stats = 1; -static int debug_ts = 0; static int current_time; -static AVIOContext *progress_avio = NULL; +AVIOContext *progress_avio = NULL; static uint8_t *subtitle_out; @@ -186,161 +127,18 @@ static int transcoding_finished; #define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass" -typedef struct InputFilter { - AVFilterContext *filter; - struct InputStream *ist; - struct FilterGraph *graph; - uint8_t *name; -} InputFilter; +InputStream **input_streams = NULL; +int nb_input_streams = 0; +InputFile **input_files = NULL; +int nb_input_files = 0; -typedef struct OutputFilter { - AVFilterContext *filter; - struct OutputStream *ost; - struct FilterGraph *graph; - uint8_t *name; - - /* temporary storage until stream maps are processed */ - AVFilterInOut *out_tmp; -} OutputFilter; - -typedef struct FilterGraph { - int index; - const char *graph_desc; - - AVFilterGraph *graph; - - InputFilter **inputs; - int nb_inputs; - OutputFilter **outputs; - int nb_outputs; -} FilterGraph; - -typedef struct InputStream { - int file_index; - AVStream *st; - int discard; /* true if stream data should be discarded */ - int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */ - AVCodec *dec; - AVFrame *decoded_frame; - - int64_t start; /* time when read started */ - /* predicted dts of the next packet read for this stream or (when there are - * several frames in a packet) of the next frame in current packet (in AV_TIME_BASE units) */ - int64_t next_dts; - int64_t dts; ///< dts of the last packet read for this stream (in AV_TIME_BASE units) - - int64_t next_pts; ///< synthetic pts for the next decode frame (in AV_TIME_BASE units) - int64_t pts; ///< current pts of the decoded frame (in AV_TIME_BASE units) - int wrap_correction_done; - double ts_scale; - int is_start; /* is 1 at the start and after a discontinuity */ - int saw_first_ts; - int showed_multi_packet_warning; - AVDictionary *opts; - AVRational framerate; /* framerate forced with -r */ - int top_field_first; - - int resample_height; - int resample_width; - int resample_pix_fmt; - - int resample_sample_fmt; - int resample_sample_rate; - int resample_channels; - uint64_t resample_channel_layout; - - struct sub2video { - int64_t last_pts; - AVFilterBufferRef *ref; - int w, h; - } sub2video; - - /* a pool of free buffers for decoded data */ - FrameBuffer *buffer_pool; - int dr1; - - /* decoded data from this stream goes into all those filters - * currently video and audio only */ - InputFilter **filters; - int nb_filters; -} InputStream; - -typedef struct InputFile { - AVFormatContext *ctx; - int eof_reached; /* true if eof reached */ - int unavailable; /* true if the file is unavailable (possibly temporarily) */ - int ist_index; /* index of first stream in input_streams */ - int64_t ts_offset; - int nb_streams; /* number of stream that ffmpeg is aware of; may be different - from ctx.nb_streams if new streams appear during av_read_frame() */ - int nb_streams_warn; /* number of streams that the user was warned of */ - int rate_emu; - -#if HAVE_PTHREADS - pthread_t thread; /* thread reading from this file */ - int finished; /* the thread has exited */ - int joined; /* the thread has been joined */ - pthread_mutex_t fifo_lock; /* lock for access to fifo */ - pthread_cond_t fifo_cond; /* the main thread will signal on this cond after reading from fifo */ - AVFifoBuffer *fifo; /* demuxed packets are stored here; freed by the main thread */ -#endif -} InputFile; - -typedef struct OutputStream { - int file_index; /* file index */ - int index; /* stream index in the output file */ - int source_index; /* InputStream index */ - AVStream *st; /* stream in the output file */ - int encoding_needed; /* true if encoding needed for this stream */ - int frame_number; - /* input pts and corresponding output pts - for A/V sync */ - struct InputStream *sync_ist; /* input stream to sync against */ - int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ // FIXME look at frame_number - /* pts of the first frame encoded for this stream, used for limiting - * recording time */ - int64_t first_pts; - AVBitStreamFilterContext *bitstream_filters; - AVCodec *enc; - int64_t max_frames; - AVFrame *filtered_frame; - - /* video only */ - AVRational frame_rate; - int force_fps; - int top_field_first; - - float frame_aspect_ratio; - float last_quality; - - /* forced key frames */ - int64_t *forced_kf_pts; - int forced_kf_count; - int forced_kf_index; - char *forced_keyframes; - - /* audio only */ - int audio_channels_map[SWR_CH_MAX]; /* list of the channels id to pick from the source stream */ - int audio_channels_mapped; /* number of channels in audio_channels_map */ - - FILE *logfile; - - OutputFilter *filter; - char *avfilter; - - int64_t sws_flags; - int64_t swr_dither_method; - double swr_dither_scale; - AVDictionary *opts; - int is_past_recording_time; - int unavailable; /* true if the steram is unavailable (possibly temporarily) */ - int stream_copy; - const char *attachment_filename; - int copy_initial_nonkeyframes; - - int keep_pix_fmt; -} OutputStream; +OutputStream **output_streams = NULL; +int nb_output_streams = 0; +OutputFile **output_files = NULL; +int nb_output_files = 0; +FilterGraph **filtergraphs; +int nb_filtergraphs; #if HAVE_TERMIOS_H @@ -349,166 +147,6 @@ static struct termios oldtty; static int restore_tty; #endif -typedef struct OutputFile { - AVFormatContext *ctx; - AVDictionary *opts; - int ost_index; /* index of the first stream in output_streams */ - int64_t recording_time; ///< desired length of the resulting file in microseconds == AV_TIME_BASE units - int64_t start_time; ///< start time in microseconds == AV_TIME_BASE units - uint64_t limit_filesize; /* filesize limit expressed in bytes */ -} OutputFile; - -static InputStream **input_streams = NULL; -static int nb_input_streams = 0; -static InputFile **input_files = NULL; -static int nb_input_files = 0; - -static OutputStream **output_streams = NULL; -static int nb_output_streams = 0; -static OutputFile **output_files = NULL; -static int nb_output_files = 0; - -static FilterGraph **filtergraphs; -int nb_filtergraphs; - -typedef struct OptionsContext { - /* input/output options */ - int64_t start_time; - const char *format; - - SpecifierOpt *codec_names; - int nb_codec_names; - SpecifierOpt *audio_channels; - int nb_audio_channels; - SpecifierOpt *audio_sample_rate; - int nb_audio_sample_rate; - SpecifierOpt *frame_rates; - int nb_frame_rates; - SpecifierOpt *frame_sizes; - int nb_frame_sizes; - SpecifierOpt *frame_pix_fmts; - int nb_frame_pix_fmts; - - /* input options */ - int64_t input_ts_offset; - int rate_emu; - - SpecifierOpt *ts_scale; - int nb_ts_scale; - SpecifierOpt *dump_attachment; - int nb_dump_attachment; - - /* output options */ - StreamMap *stream_maps; - int nb_stream_maps; - AudioChannelMap *audio_channel_maps; /* one info entry per -map_channel */ - int nb_audio_channel_maps; /* number of (valid) -map_channel settings */ - int metadata_global_manual; - int metadata_streams_manual; - int metadata_chapters_manual; - const char **attachments; - int nb_attachments; - - int chapters_input_file; - - int64_t recording_time; - uint64_t limit_filesize; - float mux_preload; - float mux_max_delay; - - int video_disable; - int audio_disable; - int subtitle_disable; - int data_disable; - - /* indexed by output file stream index */ - int *streamid_map; - int nb_streamid_map; - - SpecifierOpt *metadata; - int nb_metadata; - SpecifierOpt *max_frames; - int nb_max_frames; - SpecifierOpt *bitstream_filters; - int nb_bitstream_filters; - SpecifierOpt *codec_tags; - int nb_codec_tags; - SpecifierOpt *sample_fmts; - int nb_sample_fmts; - SpecifierOpt *qscale; - int nb_qscale; - SpecifierOpt *forced_key_frames; - int nb_forced_key_frames; - SpecifierOpt *force_fps; - int nb_force_fps; - SpecifierOpt *frame_aspect_ratios; - int nb_frame_aspect_ratios; - SpecifierOpt *rc_overrides; - int nb_rc_overrides; - SpecifierOpt *intra_matrices; - int nb_intra_matrices; - SpecifierOpt *inter_matrices; - int nb_inter_matrices; - SpecifierOpt *top_field_first; - int nb_top_field_first; - SpecifierOpt *metadata_map; - int nb_metadata_map; - SpecifierOpt *presets; - int nb_presets; - SpecifierOpt *copy_initial_nonkeyframes; - int nb_copy_initial_nonkeyframes; - SpecifierOpt *filters; - int nb_filters; -} OptionsContext; - -static void do_video_stats(AVFormatContext *os, OutputStream *ost, int frame_size); - -#define MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)\ -{\ - int i, ret;\ - for (i = 0; i < o->nb_ ## name; i++) {\ - char *spec = o->name[i].specifier;\ - if ((ret = check_stream_specifier(fmtctx, st, spec)) > 0)\ - outvar = o->name[i].u.type;\ - else if (ret < 0)\ - exit_program(1);\ - }\ -} - -static int64_t getutime(void) -{ -#if HAVE_GETRUSAGE - struct rusage rusage; - - getrusage(RUSAGE_SELF, &rusage); - return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec; -#elif HAVE_GETPROCESSTIMES - HANDLE proc; - FILETIME c, e, k, u; - proc = GetCurrentProcess(); - GetProcessTimes(proc, &c, &e, &k, &u); - return ((int64_t) u.dwHighDateTime << 32 | u.dwLowDateTime) / 10; -#else - return av_gettime(); -#endif -} - -static void update_benchmark(const char *fmt, ...) -{ - if (do_benchmark_all) { - int64_t t = getutime(); - va_list va; - char buf[1024]; - - if (fmt) { - va_start(va, fmt); - vsnprintf(buf, sizeof(buf), fmt, va); - va_end(va); - printf("bench: %8"PRIu64" %s \n", t - current_time, buf); - } - current_time = t; - } -} /* sub2video hack: Convert subtitles to video with alpha to insert them in filter graphs. @@ -516,51 +154,6 @@ static void update_benchmark(const char *fmt, ...) */ -static int sub2video_prepare(InputStream *ist) -{ - AVFormatContext *avf = input_files[ist->file_index]->ctx; - int i, ret, w, h; - uint8_t *image[4]; - int linesize[4]; - - /* Compute the size of the canvas for the subtitles stream. - If the subtitles codec has set a size, use it. Otherwise use the - maximum dimensions of the video streams in the same file. */ - w = ist->st->codec->width; - h = ist->st->codec->height; - if (!(w && h)) { - for (i = 0; i < avf->nb_streams; i++) { - if (avf->streams[i]->codec->codec_type == AVMEDIA_TYPE_VIDEO) { - w = FFMAX(w, avf->streams[i]->codec->width); - h = FFMAX(h, avf->streams[i]->codec->height); - } - } - if (!(w && h)) { - w = FFMAX(w, 720); - h = FFMAX(h, 576); - } - av_log(avf, AV_LOG_INFO, "sub2video: using %dx%d canvas\n", w, h); - } - ist->sub2video.w = ist->st->codec->width = w; - ist->sub2video.h = ist->st->codec->height = h; - - /* rectangles are PIX_FMT_PAL8, but we have no guarantee that the - palettes for all rectangles are identical or compatible */ - ist->st->codec->pix_fmt = PIX_FMT_RGB32; - - ret = av_image_alloc(image, linesize, w, h, PIX_FMT_RGB32, 32); - if (ret < 0) - return ret; - memset(image[0], 0, h * linesize[0]); - ist->sub2video.ref = avfilter_get_video_buffer_ref_from_arrays( - image, linesize, AV_PERM_READ | AV_PERM_PRESERVE, - w, h, PIX_FMT_RGB32); - if (!ist->sub2video.ref) { - av_free(image[0]); - return AVERROR(ENOMEM); - } - return 0; -} static void sub2video_copy_rect(uint8_t *dst, int dst_linesize, int w, int h, AVSubtitleRect *r) @@ -659,753 +252,7 @@ static void sub2video_flush(InputStream *ist) /* end of sub2video hack */ -static void reset_options(OptionsContext *o, int is_input) -{ - const OptionDef *po = options; - OptionsContext bak= *o; - int i; - - /* all OPT_SPEC and OPT_STRING can be freed in generic way */ - while (po->name) { - void *dst = (uint8_t*)o + po->u.off; - - if (po->flags & OPT_SPEC) { - SpecifierOpt **so = dst; - int i, *count = (int*)(so + 1); - for (i = 0; i < *count; i++) { - av_freep(&(*so)[i].specifier); - if (po->flags & OPT_STRING) - av_freep(&(*so)[i].u.str); - } - av_freep(so); - *count = 0; - } else if (po->flags & OPT_OFFSET && po->flags & OPT_STRING) - av_freep(dst); - po++; - } - - for (i = 0; i < o->nb_stream_maps; i++) - av_freep(&o->stream_maps[i].linklabel); - av_freep(&o->stream_maps); - av_freep(&o->audio_channel_maps); - av_freep(&o->streamid_map); - - memset(o, 0, sizeof(*o)); - - if (is_input) { - o->recording_time = bak.recording_time; - if (o->recording_time != INT64_MAX) - av_log(NULL, AV_LOG_WARNING, - "-t is not an input option, keeping it for the next output;" - " consider fixing your command line.\n"); - } else - o->recording_time = INT64_MAX; - o->mux_max_delay = 0.7; - o->limit_filesize = UINT64_MAX; - o->chapters_input_file = INT_MAX; - - uninit_opts(); - init_opts(); -} - -static enum PixelFormat choose_pixel_fmt(AVStream *st, AVCodec *codec, enum PixelFormat target) -{ - if (codec && codec->pix_fmts) { - const enum PixelFormat *p = codec->pix_fmts; - int has_alpha= av_pix_fmt_descriptors[target].nb_components % 2 == 0; - enum PixelFormat best= PIX_FMT_NONE; - if (st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL) { - if (st->codec->codec_id == AV_CODEC_ID_MJPEG) { - p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE }; - } else if (st->codec->codec_id == AV_CODEC_ID_LJPEG) { - p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P, - PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE }; - } - } - for (; *p != PIX_FMT_NONE; p++) { - best= avcodec_find_best_pix_fmt2(best, *p, target, has_alpha, NULL); - if (*p == target) - break; - } - if (*p == PIX_FMT_NONE) { - if (target != PIX_FMT_NONE) - av_log(NULL, AV_LOG_WARNING, - "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n", - av_pix_fmt_descriptors[target].name, - codec->name, - av_pix_fmt_descriptors[best].name); - return best; - } - } - return target; -} - -static char *choose_pix_fmts(OutputStream *ost) -{ - if (ost->keep_pix_fmt) { - if (ost->filter) - avfilter_graph_set_auto_convert(ost->filter->graph->graph, - AVFILTER_AUTO_CONVERT_NONE); - if (ost->st->codec->pix_fmt == PIX_FMT_NONE) - return NULL; - return av_strdup(av_get_pix_fmt_name(ost->st->codec->pix_fmt)); - } - if (ost->st->codec->pix_fmt != PIX_FMT_NONE) { - return av_strdup(av_get_pix_fmt_name(choose_pixel_fmt(ost->st, ost->enc, ost->st->codec->pix_fmt))); - } else if (ost->enc && ost->enc->pix_fmts) { - const enum PixelFormat *p; - AVIOContext *s = NULL; - uint8_t *ret; - int len; - - if (avio_open_dyn_buf(&s) < 0) - exit_program(1); - - p = ost->enc->pix_fmts; - if (ost->st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL) { - if (ost->st->codec->codec_id == AV_CODEC_ID_MJPEG) { - p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE }; - } else if (ost->st->codec->codec_id == AV_CODEC_ID_LJPEG) { - p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P, - PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE }; - } - } - - for (; *p != PIX_FMT_NONE; p++) { - const char *name = av_get_pix_fmt_name(*p); - avio_printf(s, "%s:", name); - } - len = avio_close_dyn_buf(s, &ret); - ret[len - 1] = 0; - return ret; - } else - return NULL; -} - -/** - * Define a function for building a string containing a list of - * allowed formats, - */ -#define DEF_CHOOSE_FORMAT(type, var, supported_list, none, get_name, separator) \ -static char *choose_ ## var ## s(OutputStream *ost) \ -{ \ - if (ost->st->codec->var != none) { \ - get_name(ost->st->codec->var); \ - return av_strdup(name); \ - } else if (ost->enc->supported_list) { \ - const type *p; \ - AVIOContext *s = NULL; \ - uint8_t *ret; \ - int len; \ - \ - if (avio_open_dyn_buf(&s) < 0) \ - exit_program(1); \ - \ - for (p = ost->enc->supported_list; *p != none; p++) { \ - get_name(*p); \ - avio_printf(s, "%s" separator, name); \ - } \ - len = avio_close_dyn_buf(s, &ret); \ - ret[len - 1] = 0; \ - return ret; \ - } else \ - return NULL; \ -} - -#define GET_PIX_FMT_NAME(pix_fmt)\ - const char *name = av_get_pix_fmt_name(pix_fmt); - -// DEF_CHOOSE_FORMAT(enum PixelFormat, pix_fmt, pix_fmts, PIX_FMT_NONE, -// GET_PIX_FMT_NAME, ":") - -#define GET_SAMPLE_FMT_NAME(sample_fmt)\ - const char *name = av_get_sample_fmt_name(sample_fmt) - -DEF_CHOOSE_FORMAT(enum AVSampleFormat, sample_fmt, sample_fmts, - AV_SAMPLE_FMT_NONE, GET_SAMPLE_FMT_NAME, ",") - -#define GET_SAMPLE_RATE_NAME(rate)\ - char name[16];\ - snprintf(name, sizeof(name), "%d", rate); - -DEF_CHOOSE_FORMAT(int, sample_rate, supported_samplerates, 0, - GET_SAMPLE_RATE_NAME, ",") - -#define GET_CH_LAYOUT_NAME(ch_layout)\ - char name[16];\ - snprintf(name, sizeof(name), "0x%"PRIx64, ch_layout); - -DEF_CHOOSE_FORMAT(uint64_t, channel_layout, channel_layouts, 0, - GET_CH_LAYOUT_NAME, ",") - -static FilterGraph *init_simple_filtergraph(InputStream *ist, OutputStream *ost) -{ - FilterGraph *fg = av_mallocz(sizeof(*fg)); - - if (!fg) - exit_program(1); - fg->index = nb_filtergraphs; - - fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs), &fg->nb_outputs, - fg->nb_outputs + 1); - if (!(fg->outputs[0] = av_mallocz(sizeof(*fg->outputs[0])))) - exit_program(1); - fg->outputs[0]->ost = ost; - fg->outputs[0]->graph = fg; - - ost->filter = fg->outputs[0]; - - fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs), &fg->nb_inputs, - fg->nb_inputs + 1); - if (!(fg->inputs[0] = av_mallocz(sizeof(*fg->inputs[0])))) - exit_program(1); - fg->inputs[0]->ist = ist; - fg->inputs[0]->graph = fg; - - ist->filters = grow_array(ist->filters, sizeof(*ist->filters), - &ist->nb_filters, ist->nb_filters + 1); - ist->filters[ist->nb_filters - 1] = fg->inputs[0]; - - filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs), - &nb_filtergraphs, nb_filtergraphs + 1); - filtergraphs[nb_filtergraphs - 1] = fg; - - return fg; -} - -static void init_input_filter(FilterGraph *fg, AVFilterInOut *in) -{ - InputStream *ist = NULL; - enum AVMediaType type = avfilter_pad_get_type(in->filter_ctx->input_pads, in->pad_idx); - int i; - - // TODO: support other filter types - if (type != AVMEDIA_TYPE_VIDEO && type != AVMEDIA_TYPE_AUDIO) { - av_log(NULL, AV_LOG_FATAL, "Only video and audio filters supported " - "currently.\n"); - exit_program(1); - } - - if (in->name) { - AVFormatContext *s; - AVStream *st = NULL; - char *p; - int file_idx = strtol(in->name, &p, 0); - - if (file_idx < 0 || file_idx >= nb_input_files) { - av_log(NULL, AV_LOG_FATAL, "Invalid file index %d in filtergraph description %s.\n", - file_idx, fg->graph_desc); - exit_program(1); - } - s = input_files[file_idx]->ctx; - - for (i = 0; i < s->nb_streams; i++) { - enum AVMediaType stream_type = s->streams[i]->codec->codec_type; - if (stream_type != type && - !(stream_type == AVMEDIA_TYPE_SUBTITLE && - type == AVMEDIA_TYPE_VIDEO /* sub2video hack */)) - continue; - if (check_stream_specifier(s, s->streams[i], *p == ':' ? p + 1 : p) == 1) { - st = s->streams[i]; - break; - } - } - if (!st) { - av_log(NULL, AV_LOG_FATAL, "Stream specifier '%s' in filtergraph description %s " - "matches no streams.\n", p, fg->graph_desc); - exit_program(1); - } - ist = input_streams[input_files[file_idx]->ist_index + st->index]; - } else { - /* find the first unused stream of corresponding type */ - for (i = 0; i < nb_input_streams; i++) { - ist = input_streams[i]; - if (ist->st->codec->codec_type == type && ist->discard) - break; - } - if (i == nb_input_streams) { - av_log(NULL, AV_LOG_FATAL, "Cannot find a matching stream for " - "unlabeled input pad %d on filter %s\n", in->pad_idx, - in->filter_ctx->name); - exit_program(1); - } - } - av_assert0(ist); - - ist->discard = 0; - ist->decoding_needed = 1; - ist->st->discard = AVDISCARD_NONE; - - fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs), - &fg->nb_inputs, fg->nb_inputs + 1); - if (!(fg->inputs[fg->nb_inputs - 1] = av_mallocz(sizeof(*fg->inputs[0])))) - exit_program(1); - fg->inputs[fg->nb_inputs - 1]->ist = ist; - fg->inputs[fg->nb_inputs - 1]->graph = fg; - - ist->filters = grow_array(ist->filters, sizeof(*ist->filters), - &ist->nb_filters, ist->nb_filters + 1); - ist->filters[ist->nb_filters - 1] = fg->inputs[fg->nb_inputs - 1]; -} - -static int configure_output_video_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out) -{ - char *pix_fmts; - OutputStream *ost = ofilter->ost; - AVCodecContext *codec = ost->st->codec; - AVFilterContext *last_filter = out->filter_ctx; - int pad_idx = out->pad_idx; - int ret; - char name[255]; - AVBufferSinkParams *buffersink_params = av_buffersink_params_alloc(); - - snprintf(name, sizeof(name), "output stream %d:%d", ost->file_index, ost->index); - ret = avfilter_graph_create_filter(&ofilter->filter, - avfilter_get_by_name("buffersink"), - name, NULL, NULL/*buffersink_params*/, fg->graph); - av_freep(&buffersink_params); - - if (ret < 0) - return ret; - - if (codec->width || codec->height) { - char args[255]; - AVFilterContext *filter; - - snprintf(args, sizeof(args), "%d:%d:flags=0x%X", - codec->width, - codec->height, - (unsigned)ost->sws_flags); - snprintf(name, sizeof(name), "scaler for output stream %d:%d", - ost->file_index, ost->index); - if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"), - name, args, NULL, fg->graph)) < 0) - return ret; - if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0) - return ret; - - last_filter = filter; - pad_idx = 0; - } - - if ((pix_fmts = choose_pix_fmts(ost))) { - AVFilterContext *filter; - snprintf(name, sizeof(name), "pixel format for output stream %d:%d", - ost->file_index, ost->index); - if ((ret = avfilter_graph_create_filter(&filter, - avfilter_get_by_name("format"), - "format", pix_fmts, NULL, - fg->graph)) < 0) - return ret; - if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0) - return ret; - - last_filter = filter; - pad_idx = 0; - av_freep(&pix_fmts); - } - - if (ost->frame_rate.num && 0) { - AVFilterContext *fps; - char args[255]; - - snprintf(args, sizeof(args), "fps=%d/%d", ost->frame_rate.num, - ost->frame_rate.den); - snprintf(name, sizeof(name), "fps for output stream %d:%d", - ost->file_index, ost->index); - ret = avfilter_graph_create_filter(&fps, avfilter_get_by_name("fps"), - name, args, NULL, fg->graph); - if (ret < 0) - return ret; - - ret = avfilter_link(last_filter, pad_idx, fps, 0); - if (ret < 0) - return ret; - last_filter = fps; - pad_idx = 0; - } - - if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0) - return ret; - - return 0; -} - -static int configure_output_audio_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out) -{ - OutputStream *ost = ofilter->ost; - AVCodecContext *codec = ost->st->codec; - AVFilterContext *last_filter = out->filter_ctx; - int pad_idx = out->pad_idx; - char *sample_fmts, *sample_rates, *channel_layouts; - char name[255]; - int ret; - - - snprintf(name, sizeof(name), "output stream %d:%d", ost->file_index, ost->index); - ret = avfilter_graph_create_filter(&ofilter->filter, - avfilter_get_by_name("abuffersink"), - name, NULL, NULL, fg->graph); - if (ret < 0) - return ret; - -#define AUTO_INSERT_FILTER(opt_name, filter_name, arg) do { \ - AVFilterContext *filt_ctx; \ - \ - av_log(NULL, AV_LOG_INFO, opt_name " is forwarded to lavfi " \ - "similarly to -af " filter_name "=%s.\n", arg); \ - \ - ret = avfilter_graph_create_filter(&filt_ctx, \ - avfilter_get_by_name(filter_name), \ - filter_name, arg, NULL, fg->graph); \ - if (ret < 0) \ - return ret; \ - \ - ret = avfilter_link(last_filter, pad_idx, filt_ctx, 0); \ - if (ret < 0) \ - return ret; \ - \ - last_filter = filt_ctx; \ - pad_idx = 0; \ -} while (0) - if (ost->audio_channels_mapped) { - int i; - AVBPrint pan_buf; - av_bprint_init(&pan_buf, 256, 8192); - av_bprintf(&pan_buf, "0x%"PRIx64, - av_get_default_channel_layout(ost->audio_channels_mapped)); - for (i = 0; i < ost->audio_channels_mapped; i++) - if (ost->audio_channels_map[i] != -1) - av_bprintf(&pan_buf, ":c%d=c%d", i, ost->audio_channels_map[i]); - - AUTO_INSERT_FILTER("-map_channel", "pan", pan_buf.str); - av_bprint_finalize(&pan_buf, NULL); - } - - if (codec->channels && !codec->channel_layout) - codec->channel_layout = av_get_default_channel_layout(codec->channels); - - sample_fmts = choose_sample_fmts(ost); - sample_rates = choose_sample_rates(ost); - channel_layouts = choose_channel_layouts(ost); - if (sample_fmts || sample_rates || channel_layouts) { - AVFilterContext *format; - char args[256]; - int len = 0; - - if (sample_fmts) - len += snprintf(args + len, sizeof(args) - len, "sample_fmts=%s:", - sample_fmts); - if (sample_rates) - len += snprintf(args + len, sizeof(args) - len, "sample_rates=%s:", - sample_rates); - if (channel_layouts) - len += snprintf(args + len, sizeof(args) - len, "channel_layouts=%s:", - channel_layouts); - args[len - 1] = 0; - - av_freep(&sample_fmts); - av_freep(&sample_rates); - av_freep(&channel_layouts); - - snprintf(name, sizeof(name), "audio format for output stream %d:%d", - ost->file_index, ost->index); - ret = avfilter_graph_create_filter(&format, - avfilter_get_by_name("aformat"), - name, args, NULL, fg->graph); - if (ret < 0) - return ret; - - ret = avfilter_link(last_filter, pad_idx, format, 0); - if (ret < 0) - return ret; - - last_filter = format; - pad_idx = 0; - } - - if (audio_volume != 256 && 0) { - char args[256]; - - snprintf(args, sizeof(args), "%f", audio_volume / 256.); - AUTO_INSERT_FILTER("-vol", "volume", args); - } - - if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0) - return ret; - - return 0; -} - -#define DESCRIBE_FILTER_LINK(f, inout, in) \ -{ \ - AVFilterContext *ctx = inout->filter_ctx; \ - AVFilterPad *pads = in ? ctx->input_pads : ctx->output_pads; \ - int nb_pads = in ? ctx->input_count : ctx->output_count; \ - AVIOContext *pb; \ - \ - if (avio_open_dyn_buf(&pb) < 0) \ - exit_program(1); \ - \ - avio_printf(pb, "%s", ctx->filter->name); \ - if (nb_pads > 1) \ - avio_printf(pb, ":%s", avfilter_pad_get_name(pads, inout->pad_idx));\ - avio_w8(pb, 0); \ - avio_close_dyn_buf(pb, &f->name); \ -} - -static int configure_output_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out) -{ - av_freep(&ofilter->name); - DESCRIBE_FILTER_LINK(ofilter, out, 0); - - switch (avfilter_pad_get_type(out->filter_ctx->output_pads, out->pad_idx)) { - case AVMEDIA_TYPE_VIDEO: return configure_output_video_filter(fg, ofilter, out); - case AVMEDIA_TYPE_AUDIO: return configure_output_audio_filter(fg, ofilter, out); - default: av_assert0(0); - } -} - -static int configure_input_video_filter(FilterGraph *fg, InputFilter *ifilter, - AVFilterInOut *in) -{ - AVFilterContext *first_filter = in->filter_ctx; - AVFilter *filter = avfilter_get_by_name("buffer"); - InputStream *ist = ifilter->ist; - AVRational tb = ist->framerate.num ? av_inv_q(ist->framerate) : - ist->st->time_base; - AVRational fr = ist->framerate.num ? ist->framerate : - ist->st->r_frame_rate; - AVRational sar; - AVBPrint args; - char name[255]; - int pad_idx = in->pad_idx; - int ret; - - if (ist->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) { - ret = sub2video_prepare(ist); - if (ret < 0) - return ret; - } - - sar = ist->st->sample_aspect_ratio.num ? - ist->st->sample_aspect_ratio : - ist->st->codec->sample_aspect_ratio; - if(!sar.den) - sar = (AVRational){0,1}; - av_bprint_init(&args, 0, 1); - av_bprintf(&args, - "video_size=%dx%d:pix_fmt=%d:time_base=%d/%d:" - "pixel_aspect=%d/%d:sws_param=flags=%d", ist->st->codec->width, - ist->st->codec->height, ist->st->codec->pix_fmt, - tb.num, tb.den, sar.num, sar.den, - SWS_BILINEAR + ((ist->st->codec->flags&CODEC_FLAG_BITEXACT) ? SWS_BITEXACT:0)); - if (fr.num && fr.den) - av_bprintf(&args, ":frame_rate=%d/%d", fr.num, fr.den); - snprintf(name, sizeof(name), "graph %d input from stream %d:%d", fg->index, - ist->file_index, ist->st->index); - - if ((ret = avfilter_graph_create_filter(&ifilter->filter, filter, name, - args.str, NULL, fg->graph)) < 0) - return ret; - - if (ist->framerate.num) { - AVFilterContext *setpts; - - snprintf(name, sizeof(name), "force CFR for input from stream %d:%d", - ist->file_index, ist->st->index); - if ((ret = avfilter_graph_create_filter(&setpts, - avfilter_get_by_name("setpts"), - name, "N", NULL, - fg->graph)) < 0) - return ret; - - if ((ret = avfilter_link(setpts, 0, first_filter, pad_idx)) < 0) - return ret; - - first_filter = setpts; - pad_idx = 0; - } - - if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0) - return ret; - return 0; -} - -static int configure_input_audio_filter(FilterGraph *fg, InputFilter *ifilter, - AVFilterInOut *in) -{ - AVFilterContext *first_filter = in->filter_ctx; - AVFilter *filter = avfilter_get_by_name("abuffer"); - InputStream *ist = ifilter->ist; - int pad_idx = in->pad_idx; - char args[255], name[255]; - int ret; - - snprintf(args, sizeof(args), "time_base=%d/%d:sample_rate=%d:sample_fmt=%s" - ":channel_layout=0x%"PRIx64, - 1, ist->st->codec->sample_rate, - ist->st->codec->sample_rate, - av_get_sample_fmt_name(ist->st->codec->sample_fmt), - ist->st->codec->channel_layout); - snprintf(name, sizeof(name), "graph %d input from stream %d:%d", fg->index, - ist->file_index, ist->st->index); - - if ((ret = avfilter_graph_create_filter(&ifilter->filter, filter, - name, args, NULL, - fg->graph)) < 0) - return ret; - -#define AUTO_INSERT_FILTER_INPUT(opt_name, filter_name, arg) do { \ - AVFilterContext *filt_ctx; \ - \ - av_log(NULL, AV_LOG_INFO, opt_name " is forwarded to lavfi " \ - "similarly to -af " filter_name "=%s.\n", arg); \ - \ - snprintf(name, sizeof(name), "graph %d %s for input stream %d:%d", \ - fg->index, filter_name, ist->file_index, ist->st->index); \ - ret = avfilter_graph_create_filter(&filt_ctx, \ - avfilter_get_by_name(filter_name), \ - name, arg, NULL, fg->graph); \ - if (ret < 0) \ - return ret; \ - \ - ret = avfilter_link(filt_ctx, 0, first_filter, pad_idx); \ - if (ret < 0) \ - return ret; \ - \ - first_filter = filt_ctx; \ -} while (0) - - if (audio_sync_method > 0) { - char args[256] = {0}; - - av_strlcatf(args, sizeof(args), "min_comp=0.001:min_hard_comp=%f", audio_drift_threshold); - if (audio_sync_method > 1) - av_strlcatf(args, sizeof(args), ":max_soft_comp=%f", audio_sync_method/(double)ist->st->codec->sample_rate); - AUTO_INSERT_FILTER_INPUT("-async", "aresample", args); - } - -// if (ost->audio_channels_mapped) { -// int i; -// AVBPrint pan_buf; -// av_bprint_init(&pan_buf, 256, 8192); -// av_bprintf(&pan_buf, "0x%"PRIx64, -// av_get_default_channel_layout(ost->audio_channels_mapped)); -// for (i = 0; i < ost->audio_channels_mapped; i++) -// if (ost->audio_channels_map[i] != -1) -// av_bprintf(&pan_buf, ":c%d=c%d", i, ost->audio_channels_map[i]); -// AUTO_INSERT_FILTER_INPUT("-map_channel", "pan", pan_buf.str); -// av_bprint_finalize(&pan_buf, NULL); -// } - - if (audio_volume != 256) { - char args[256]; - - snprintf(args, sizeof(args), "%f", audio_volume / 256.); - AUTO_INSERT_FILTER_INPUT("-vol", "volume", args); - } - if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0) - return ret; - - return 0; -} - -static int configure_input_filter(FilterGraph *fg, InputFilter *ifilter, - AVFilterInOut *in) -{ - av_freep(&ifilter->name); - DESCRIBE_FILTER_LINK(ifilter, in, 1); - - switch (avfilter_pad_get_type(in->filter_ctx->input_pads, in->pad_idx)) { - case AVMEDIA_TYPE_VIDEO: return configure_input_video_filter(fg, ifilter, in); - case AVMEDIA_TYPE_AUDIO: return configure_input_audio_filter(fg, ifilter, in); - default: av_assert0(0); - } -} - -static int configure_filtergraph(FilterGraph *fg) -{ - AVFilterInOut *inputs, *outputs, *cur; - int ret, i, init = !fg->graph, simple = !fg->graph_desc; - const char *graph_desc = simple ? fg->outputs[0]->ost->avfilter : - fg->graph_desc; - - avfilter_graph_free(&fg->graph); - if (!(fg->graph = avfilter_graph_alloc())) - return AVERROR(ENOMEM); - - if (simple) { - OutputStream *ost = fg->outputs[0]->ost; - char args[255]; - snprintf(args, sizeof(args), "flags=0x%X", (unsigned)ost->sws_flags); - fg->graph->scale_sws_opts = av_strdup(args); - } - - if ((ret = avfilter_graph_parse2(fg->graph, graph_desc, &inputs, &outputs)) < 0) - return ret; - - if (simple && (!inputs || inputs->next || !outputs || outputs->next)) { - av_log(NULL, AV_LOG_ERROR, "Simple filtergraph '%s' does not have " - "exactly one input and output.\n", graph_desc); - return AVERROR(EINVAL); - } - - for (cur = inputs; !simple && init && cur; cur = cur->next) - init_input_filter(fg, cur); - - for (cur = inputs, i = 0; cur; cur = cur->next, i++) - if ((ret = configure_input_filter(fg, fg->inputs[i], cur)) < 0) - return ret; - avfilter_inout_free(&inputs); - - if (!init || simple) { - /* we already know the mappings between lavfi outputs and output streams, - * so we can finish the setup */ - for (cur = outputs, i = 0; cur; cur = cur->next, i++) - configure_output_filter(fg, fg->outputs[i], cur); - avfilter_inout_free(&outputs); - - if ((ret = avfilter_graph_config(fg->graph, NULL)) < 0) - return ret; - } else { - /* wait until output mappings are processed */ - for (cur = outputs; cur;) { - fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs), - &fg->nb_outputs, fg->nb_outputs + 1); - if (!(fg->outputs[fg->nb_outputs - 1] = av_mallocz(sizeof(*fg->outputs[0])))) - exit_program(1); - fg->outputs[fg->nb_outputs - 1]->graph = fg; - fg->outputs[fg->nb_outputs - 1]->out_tmp = cur; - cur = cur->next; - fg->outputs[fg->nb_outputs - 1]->out_tmp->next = NULL; - } - } - - return 0; -} - -static int configure_complex_filters(void) -{ - int i, ret = 0; - - for (i = 0; i < nb_filtergraphs; i++) - if (!filtergraphs[i]->graph && - (ret = configure_filtergraph(filtergraphs[i])) < 0) - return ret; - return 0; -} - -static int ist_in_filtergraph(FilterGraph *fg, InputStream *ist) -{ - int i; - for (i = 0; i < fg->nb_inputs; i++) - if (fg->inputs[i]->ist == ist) - return 1; - return 0; -} - -static void term_exit(void) +void term_exit(void) { av_log(NULL, AV_LOG_QUIET, "%s", ""); #if HAVE_TERMIOS_H @@ -1425,7 +272,7 @@ static void sigterm_handler(int sig) exit(123); } -static void term_init(void) +void term_init(void) { #if HAVE_TERMIOS_H if(!run_as_daemon){ @@ -1521,7 +368,7 @@ static int decode_interrupt_cb(void *ctx) return received_nb_signals > 1; } -static const AVIOInterruptCB int_cb = { decode_interrupt_cb, NULL }; +const AVIOInterruptCB int_cb = { decode_interrupt_cb, NULL }; void av_noreturn exit_program(int ret) { @@ -1604,7 +451,7 @@ void av_noreturn exit_program(int ret) exit(ret); } -static void assert_avoptions(AVDictionary *m) +void assert_avoptions(AVDictionary *m) { AVDictionaryEntry *t; if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) { @@ -1630,25 +477,20 @@ static void assert_codec_experimental(AVCodecContext *c, int encoder) } } -static void choose_sample_fmt(AVStream *st, AVCodec *codec) +static void update_benchmark(const char *fmt, ...) { - if (codec && codec->sample_fmts) { - const enum AVSampleFormat *p = codec->sample_fmts; - for (; *p != -1; p++) { - if (*p == st->codec->sample_fmt) - break; - } - if (*p == -1) { - if((codec->capabilities & CODEC_CAP_LOSSLESS) && av_get_sample_fmt_name(st->codec->sample_fmt) > av_get_sample_fmt_name(codec->sample_fmts[0])) - av_log(NULL, AV_LOG_ERROR, "Conversion will not be lossless.\n"); - if(av_get_sample_fmt_name(st->codec->sample_fmt)) - av_log(NULL, AV_LOG_WARNING, - "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n", - av_get_sample_fmt_name(st->codec->sample_fmt), - codec->name, - av_get_sample_fmt_name(codec->sample_fmts[0])); - st->codec->sample_fmt = codec->sample_fmts[0]; + if (do_benchmark_all) { + int64_t t = getutime(); + va_list va; + char buf[1024]; + + if (fmt) { + va_start(va, fmt); + vsnprintf(buf, sizeof(buf), fmt, va); + va_end(va); + printf("bench: %8"PRIu64" %s \n", t - current_time, buf); } + current_time = t; } } @@ -2534,7 +1376,7 @@ static void rate_emu_sleep(InputStream *ist) } } -static int guess_input_channel_layout(InputStream *ist) +int guess_input_channel_layout(InputStream *ist) { AVCodecContext *dec = ist->st->codec; @@ -4105,1582 +2947,23 @@ static int transcode(void) return ret; } -static int opt_frame_crop(const char *opt, const char *arg) + +static int64_t getutime(void) { - av_log(NULL, AV_LOG_FATAL, "Option '%s' has been removed, use the crop filter instead\n", opt); - return AVERROR(EINVAL); -} - -static int opt_pad(const char *opt, const char *arg) -{ - av_log(NULL, AV_LOG_FATAL, "Option '%s' has been removed, use the pad filter instead\n", opt); - return -1; -} - -static int opt_video_channel(const char *opt, const char *arg) -{ - av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -channel.\n"); - return opt_default("channel", arg); -} - -static int opt_video_standard(const char *opt, const char *arg) -{ - av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -standard.\n"); - return opt_default("standard", arg); -} - -static int opt_audio_codec(OptionsContext *o, const char *opt, const char *arg) -{ - audio_codec_name = arg; - return parse_option(o, "codec:a", arg, options); -} - -static int opt_video_codec(OptionsContext *o, const char *opt, const char *arg) -{ - video_codec_name = arg; - return parse_option(o, "codec:v", arg, options); -} - -static int opt_subtitle_codec(OptionsContext *o, const char *opt, const char *arg) -{ - subtitle_codec_name = arg; - return parse_option(o, "codec:s", arg, options); -} - -static int opt_data_codec(OptionsContext *o, const char *opt, const char *arg) -{ - return parse_option(o, "codec:d", arg, options); -} - -static int opt_map(OptionsContext *o, const char *opt, const char *arg) -{ - StreamMap *m = NULL; - int i, negative = 0, file_idx; - int sync_file_idx = -1, sync_stream_idx = 0; - char *p, *sync; - char *map; - - if (*arg == '-') { - negative = 1; - arg++; - } - map = av_strdup(arg); - - /* parse sync stream first, just pick first matching stream */ - if (sync = strchr(map, ',')) { - *sync = 0; - sync_file_idx = strtol(sync + 1, &sync, 0); - if (sync_file_idx >= nb_input_files || sync_file_idx < 0) { - av_log(NULL, AV_LOG_FATAL, "Invalid sync file index: %d.\n", sync_file_idx); - exit_program(1); - } - if (*sync) - sync++; - for (i = 0; i < input_files[sync_file_idx]->nb_streams; i++) - if (check_stream_specifier(input_files[sync_file_idx]->ctx, - input_files[sync_file_idx]->ctx->streams[i], sync) == 1) { - sync_stream_idx = i; - break; - } - if (i == input_files[sync_file_idx]->nb_streams) { - av_log(NULL, AV_LOG_FATAL, "Sync stream specification in map %s does not " - "match any streams.\n", arg); - exit_program(1); - } - } - - - if (map[0] == '[') { - /* this mapping refers to lavfi output */ - const char *c = map + 1; - o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps), - &o->nb_stream_maps, o->nb_stream_maps + 1); - m = &o->stream_maps[o->nb_stream_maps - 1]; - m->linklabel = av_get_token(&c, "]"); - if (!m->linklabel) { - av_log(NULL, AV_LOG_ERROR, "Invalid output link label: %s.\n", map); - exit_program(1); - } - } else { - file_idx = strtol(map, &p, 0); - if (file_idx >= nb_input_files || file_idx < 0) { - av_log(NULL, AV_LOG_FATAL, "Invalid input file index: %d.\n", file_idx); - exit_program(1); - } - if (negative) - /* disable some already defined maps */ - for (i = 0; i < o->nb_stream_maps; i++) { - m = &o->stream_maps[i]; - if (file_idx == m->file_index && - check_stream_specifier(input_files[m->file_index]->ctx, - input_files[m->file_index]->ctx->streams[m->stream_index], - *p == ':' ? p + 1 : p) > 0) - m->disabled = 1; - } - else - for (i = 0; i < input_files[file_idx]->nb_streams; i++) { - if (check_stream_specifier(input_files[file_idx]->ctx, input_files[file_idx]->ctx->streams[i], - *p == ':' ? p + 1 : p) <= 0) - continue; - o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps), - &o->nb_stream_maps, o->nb_stream_maps + 1); - m = &o->stream_maps[o->nb_stream_maps - 1]; - - m->file_index = file_idx; - m->stream_index = i; - - if (sync_file_idx >= 0) { - m->sync_file_index = sync_file_idx; - m->sync_stream_index = sync_stream_idx; - } else { - m->sync_file_index = file_idx; - m->sync_stream_index = i; - } - } - } - - if (!m) { - av_log(NULL, AV_LOG_FATAL, "Stream map '%s' matches no streams.\n", arg); - exit_program(1); - } - - av_freep(&map); - return 0; -} - -static int opt_attach(OptionsContext *o, const char *opt, const char *arg) -{ - o->attachments = grow_array(o->attachments, sizeof(*o->attachments), - &o->nb_attachments, o->nb_attachments + 1); - o->attachments[o->nb_attachments - 1] = arg; - return 0; -} - -static int opt_map_channel(OptionsContext *o, const char *opt, const char *arg) -{ - int n; - AVStream *st; - AudioChannelMap *m; - - o->audio_channel_maps = - grow_array(o->audio_channel_maps, sizeof(*o->audio_channel_maps), - &o->nb_audio_channel_maps, o->nb_audio_channel_maps + 1); - m = &o->audio_channel_maps[o->nb_audio_channel_maps - 1]; - - /* muted channel syntax */ - n = sscanf(arg, "%d:%d.%d", &m->channel_idx, &m->ofile_idx, &m->ostream_idx); - if ((n == 1 || n == 3) && m->channel_idx == -1) { - m->file_idx = m->stream_idx = -1; - if (n == 1) - m->ofile_idx = m->ostream_idx = -1; - return 0; - } - - /* normal syntax */ - n = sscanf(arg, "%d.%d.%d:%d.%d", - &m->file_idx, &m->stream_idx, &m->channel_idx, - &m->ofile_idx, &m->ostream_idx); - - if (n != 3 && n != 5) { - av_log(NULL, AV_LOG_FATAL, "Syntax error, mapchan usage: " - "[file.stream.channel|-1][:syncfile:syncstream]\n"); - exit_program(1); - } - - if (n != 5) // only file.stream.channel specified - m->ofile_idx = m->ostream_idx = -1; - - /* check input */ - if (m->file_idx < 0 || m->file_idx >= nb_input_files) { - av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file index: %d\n", - m->file_idx); - exit_program(1); - } - if (m->stream_idx < 0 || - m->stream_idx >= input_files[m->file_idx]->nb_streams) { - av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file stream index #%d.%d\n", - m->file_idx, m->stream_idx); - exit_program(1); - } - st = input_files[m->file_idx]->ctx->streams[m->stream_idx]; - if (st->codec->codec_type != AVMEDIA_TYPE_AUDIO) { - av_log(NULL, AV_LOG_FATAL, "mapchan: stream #%d.%d is not an audio stream.\n", - m->file_idx, m->stream_idx); - exit_program(1); - } - if (m->channel_idx < 0 || m->channel_idx >= st->codec->channels) { - av_log(NULL, AV_LOG_FATAL, "mapchan: invalid audio channel #%d.%d.%d\n", - m->file_idx, m->stream_idx, m->channel_idx); - exit_program(1); - } - return 0; -} - -/** - * Parse a metadata specifier in arg. - * @param type metadata type is written here -- g(lobal)/s(tream)/c(hapter)/p(rogram) - * @param index for type c/p, chapter/program index is written here - * @param stream_spec for type s, the stream specifier is written here - */ -static void parse_meta_type(char *arg, char *type, int *index, const char **stream_spec) -{ - if (*arg) { - *type = *arg; - switch (*arg) { - case 'g': - break; - case 's': - if (*(++arg) && *arg != ':') { - av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", arg); - exit_program(1); - } - *stream_spec = *arg == ':' ? arg + 1 : ""; - break; - case 'c': - case 'p': - if (*(++arg) == ':') - *index = strtol(++arg, NULL, 0); - break; - default: - av_log(NULL, AV_LOG_FATAL, "Invalid metadata type %c.\n", *arg); - exit_program(1); - } - } else - *type = 'g'; -} - -static int copy_metadata(char *outspec, char *inspec, AVFormatContext *oc, AVFormatContext *ic, OptionsContext *o) -{ - AVDictionary **meta_in = NULL; - AVDictionary **meta_out = NULL; - int i, ret = 0; - char type_in, type_out; - const char *istream_spec = NULL, *ostream_spec = NULL; - int idx_in = 0, idx_out = 0; - - parse_meta_type(inspec, &type_in, &idx_in, &istream_spec); - parse_meta_type(outspec, &type_out, &idx_out, &ostream_spec); - - if (!ic) { - if (type_out == 'g' || !*outspec) - o->metadata_global_manual = 1; - if (type_out == 's' || !*outspec) - o->metadata_streams_manual = 1; - if (type_out == 'c' || !*outspec) - o->metadata_chapters_manual = 1; - return 0; - } - - if (type_in == 'g' || type_out == 'g') - o->metadata_global_manual = 1; - if (type_in == 's' || type_out == 's') - o->metadata_streams_manual = 1; - if (type_in == 'c' || type_out == 'c') - o->metadata_chapters_manual = 1; - -#define METADATA_CHECK_INDEX(index, nb_elems, desc)\ - if ((index) < 0 || (index) >= (nb_elems)) {\ - av_log(NULL, AV_LOG_FATAL, "Invalid %s index %d while processing metadata maps.\n",\ - (desc), (index));\ - exit_program(1);\ - } - -#define SET_DICT(type, meta, context, index)\ - switch (type) {\ - case 'g':\ - meta = &context->metadata;\ - break;\ - case 'c':\ - METADATA_CHECK_INDEX(index, context->nb_chapters, "chapter")\ - meta = &context->chapters[index]->metadata;\ - break;\ - case 'p':\ - METADATA_CHECK_INDEX(index, context->nb_programs, "program")\ - meta = &context->programs[index]->metadata;\ - break;\ - default: av_assert0(0);\ - }\ - - SET_DICT(type_in, meta_in, ic, idx_in); - SET_DICT(type_out, meta_out, oc, idx_out); - - /* for input streams choose first matching stream */ - if (type_in == 's') { - for (i = 0; i < ic->nb_streams; i++) { - if ((ret = check_stream_specifier(ic, ic->streams[i], istream_spec)) > 0) { - meta_in = &ic->streams[i]->metadata; - break; - } else if (ret < 0) - exit_program(1); - } - if (!meta_in) { - av_log(NULL, AV_LOG_FATAL, "Stream specifier %s does not match any streams.\n", istream_spec); - exit_program(1); - } - } - - if (type_out == 's') { - for (i = 0; i < oc->nb_streams; i++) { - if ((ret = check_stream_specifier(oc, oc->streams[i], ostream_spec)) > 0) { - meta_out = &oc->streams[i]->metadata; - av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE); - } else if (ret < 0) - exit_program(1); - } - } else - av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE); - - return 0; -} - -static int opt_recording_timestamp(OptionsContext *o, const char *opt, const char *arg) -{ - char buf[128]; - int64_t recording_timestamp = parse_time_or_die(opt, arg, 0) / 1E6; - struct tm time = *gmtime((time_t*)&recording_timestamp); - strftime(buf, sizeof(buf), "creation_time=%FT%T%z", &time); - parse_option(o, "metadata", buf, options); - - av_log(NULL, AV_LOG_WARNING, "%s is deprecated, set the 'creation_time' metadata " - "tag instead.\n", opt); - return 0; -} - -static AVCodec *find_codec_or_die(const char *name, enum AVMediaType type, int encoder) -{ - const char *codec_string = encoder ? "encoder" : "decoder"; - AVCodec *codec; - - codec = encoder ? - avcodec_find_encoder_by_name(name) : - avcodec_find_decoder_by_name(name); - if (!codec) { - av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name); - exit_program(1); - } - if (codec->type != type) { - av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name); - exit_program(1); - } - return codec; -} - -static AVCodec *choose_decoder(OptionsContext *o, AVFormatContext *s, AVStream *st) -{ - char *codec_name = NULL; - - MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, st); - if (codec_name) { - AVCodec *codec = find_codec_or_die(codec_name, st->codec->codec_type, 0); - st->codec->codec_id = codec->id; - return codec; - } else - return avcodec_find_decoder(st->codec->codec_id); -} - -/** - * Add all the streams from the given input file to the global - * list of input streams. - */ -static void add_input_streams(OptionsContext *o, AVFormatContext *ic) -{ - int i; - char *next, *codec_tag = NULL; - - for (i = 0; i < ic->nb_streams; i++) { - AVStream *st = ic->streams[i]; - AVCodecContext *dec = st->codec; - InputStream *ist = av_mallocz(sizeof(*ist)); - char *framerate = NULL; - - if (!ist) - exit_program(1); - - input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1); - input_streams[nb_input_streams - 1] = ist; - - ist->st = st; - ist->file_index = nb_input_files; - ist->discard = 1; - st->discard = AVDISCARD_ALL; - ist->opts = filter_codec_opts(codec_opts, ist->st->codec->codec_id, ic, st, choose_decoder(o, ic, st)); - - ist->ts_scale = 1.0; - MATCH_PER_STREAM_OPT(ts_scale, dbl, ist->ts_scale, ic, st); - - MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, ic, st); - if (codec_tag) { - uint32_t tag = strtol(codec_tag, &next, 0); - if (*next) - tag = AV_RL32(codec_tag); - st->codec->codec_tag = tag; - } - - ist->dec = choose_decoder(o, ic, st); - - switch (dec->codec_type) { - case AVMEDIA_TYPE_VIDEO: - if(!ist->dec) - ist->dec = avcodec_find_decoder(dec->codec_id); - if (dec->lowres) { - dec->flags |= CODEC_FLAG_EMU_EDGE; - } - - ist->resample_height = dec->height; - ist->resample_width = dec->width; - ist->resample_pix_fmt = dec->pix_fmt; - - MATCH_PER_STREAM_OPT(frame_rates, str, framerate, ic, st); - if (framerate && av_parse_video_rate(&ist->framerate, - framerate) < 0) { - av_log(NULL, AV_LOG_ERROR, "Error parsing framerate %s.\n", - framerate); - exit_program(1); - } - - ist->top_field_first = -1; - MATCH_PER_STREAM_OPT(top_field_first, i, ist->top_field_first, ic, st); - - break; - case AVMEDIA_TYPE_AUDIO: - guess_input_channel_layout(ist); - - ist->resample_sample_fmt = dec->sample_fmt; - ist->resample_sample_rate = dec->sample_rate; - ist->resample_channels = dec->channels; - ist->resample_channel_layout = dec->channel_layout; - - break; - case AVMEDIA_TYPE_DATA: - case AVMEDIA_TYPE_SUBTITLE: - if(!ist->dec) - ist->dec = avcodec_find_decoder(dec->codec_id); - break; - case AVMEDIA_TYPE_ATTACHMENT: - case AVMEDIA_TYPE_UNKNOWN: - break; - default: - abort(); - } - } -} - -static void assert_file_overwrite(const char *filename) -{ - if ((!file_overwrite || no_file_overwrite) && - (strchr(filename, ':') == NULL || filename[1] == ':' || - av_strstart(filename, "file:", NULL))) { - if (avio_check(filename, 0) == 0) { - if (stdin_interaction && (!no_file_overwrite || file_overwrite)) { - fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename); - fflush(stderr); - term_exit(); - signal(SIGINT, SIG_DFL); - if (!read_yesno()) { - av_log(NULL, AV_LOG_FATAL, "Not overwriting - exiting\n"); - exit_program(1); - } - term_init(); - } - else { - av_log(NULL, AV_LOG_FATAL, "File '%s' already exists. Exiting.\n", filename); - exit_program(1); - } - } - } -} - -static void dump_attachment(AVStream *st, const char *filename) -{ - int ret; - AVIOContext *out = NULL; - AVDictionaryEntry *e; - - if (!st->codec->extradata_size) { - av_log(NULL, AV_LOG_WARNING, "No extradata to dump in stream #%d:%d.\n", - nb_input_files - 1, st->index); - return; - } - if (!*filename && (e = av_dict_get(st->metadata, "filename", NULL, 0))) - filename = e->value; - if (!*filename) { - av_log(NULL, AV_LOG_FATAL, "No filename specified and no 'filename' tag" - "in stream #%d:%d.\n", nb_input_files - 1, st->index); - exit_program(1); - } - - assert_file_overwrite(filename); - - if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, &int_cb, NULL)) < 0) { - av_log(NULL, AV_LOG_FATAL, "Could not open file %s for writing.\n", - filename); - exit_program(1); - } - - avio_write(out, st->codec->extradata, st->codec->extradata_size); - avio_flush(out); - avio_close(out); -} - -static int opt_input_file(OptionsContext *o, const char *opt, const char *filename) -{ - AVFormatContext *ic; - AVInputFormat *file_iformat = NULL; - int err, i, ret; - int64_t timestamp; - uint8_t buf[128]; - AVDictionary **opts; - int orig_nb_streams; // number of streams before avformat_find_stream_info - - if (o->format) { - if (!(file_iformat = av_find_input_format(o->format))) { - av_log(NULL, AV_LOG_FATAL, "Unknown input format: '%s'\n", o->format); - exit_program(1); - } - } - - if (!strcmp(filename, "-")) - filename = "pipe:"; - - stdin_interaction &= strncmp(filename, "pipe:", 5) && - strcmp(filename, "/dev/stdin"); - - /* get default parameters from command line */ - ic = avformat_alloc_context(); - if (!ic) { - print_error(filename, AVERROR(ENOMEM)); - exit_program(1); - } - if (o->nb_audio_sample_rate) { - snprintf(buf, sizeof(buf), "%d", o->audio_sample_rate[o->nb_audio_sample_rate - 1].u.i); - av_dict_set(&format_opts, "sample_rate", buf, 0); - } - if (o->nb_audio_channels) { - /* because we set audio_channels based on both the "ac" and - * "channel_layout" options, we need to check that the specified - * demuxer actually has the "channels" option before setting it */ - if (file_iformat && file_iformat->priv_class && - av_opt_find(&file_iformat->priv_class, "channels", NULL, 0, - AV_OPT_SEARCH_FAKE_OBJ)) { - snprintf(buf, sizeof(buf), "%d", - o->audio_channels[o->nb_audio_channels - 1].u.i); - av_dict_set(&format_opts, "channels", buf, 0); - } - } - if (o->nb_frame_rates) { - /* set the format-level framerate option; - * this is important for video grabbers, e.g. x11 */ - if (file_iformat && file_iformat->priv_class && - av_opt_find(&file_iformat->priv_class, "framerate", NULL, 0, - AV_OPT_SEARCH_FAKE_OBJ)) { - av_dict_set(&format_opts, "framerate", - o->frame_rates[o->nb_frame_rates - 1].u.str, 0); - } - } - if (o->nb_frame_sizes) { - av_dict_set(&format_opts, "video_size", o->frame_sizes[o->nb_frame_sizes - 1].u.str, 0); - } - if (o->nb_frame_pix_fmts) - av_dict_set(&format_opts, "pixel_format", o->frame_pix_fmts[o->nb_frame_pix_fmts - 1].u.str, 0); - - ic->video_codec_id = video_codec_name ? - find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0)->id : AV_CODEC_ID_NONE; - ic->audio_codec_id = audio_codec_name ? - find_codec_or_die(audio_codec_name , AVMEDIA_TYPE_AUDIO , 0)->id : AV_CODEC_ID_NONE; - ic->subtitle_codec_id= subtitle_codec_name ? - find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0)->id : AV_CODEC_ID_NONE; - ic->flags |= AVFMT_FLAG_NONBLOCK; - ic->interrupt_callback = int_cb; - - /* open the input file with generic avformat function */ - err = avformat_open_input(&ic, filename, file_iformat, &format_opts); - if (err < 0) { - print_error(filename, err); - exit_program(1); - } - assert_avoptions(format_opts); - - /* apply forced codec ids */ - for (i = 0; i < ic->nb_streams; i++) - choose_decoder(o, ic, ic->streams[i]); - - /* Set AVCodecContext options for avformat_find_stream_info */ - opts = setup_find_stream_info_opts(ic, codec_opts); - orig_nb_streams = ic->nb_streams; - - /* If not enough info to get the stream parameters, we decode the - first frames to get it. (used in mpeg case for example) */ - ret = avformat_find_stream_info(ic, opts); - if (ret < 0) { - av_log(NULL, AV_LOG_FATAL, "%s: could not find codec parameters\n", filename); - avformat_close_input(&ic); - exit_program(1); - } - - timestamp = o->start_time; - /* add the stream start time */ - if (ic->start_time != AV_NOPTS_VALUE) - timestamp += ic->start_time; - - /* if seeking requested, we execute it */ - if (o->start_time != 0) { - ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD); - if (ret < 0) { - av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n", - filename, (double)timestamp / AV_TIME_BASE); - } - } - - /* update the current parameters so that they match the one of the input stream */ - add_input_streams(o, ic); - - /* dump the file content */ - av_dump_format(ic, nb_input_files, filename, 0); - - input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1); - if (!(input_files[nb_input_files - 1] = av_mallocz(sizeof(*input_files[0])))) - exit_program(1); - - input_files[nb_input_files - 1]->ctx = ic; - input_files[nb_input_files - 1]->ist_index = nb_input_streams - ic->nb_streams; - input_files[nb_input_files - 1]->ts_offset = o->input_ts_offset - (copy_ts ? 0 : timestamp); - input_files[nb_input_files - 1]->nb_streams = ic->nb_streams; - input_files[nb_input_files - 1]->rate_emu = o->rate_emu; - - for (i = 0; i < o->nb_dump_attachment; i++) { - int j; - - for (j = 0; j < ic->nb_streams; j++) { - AVStream *st = ic->streams[j]; - - if (check_stream_specifier(ic, st, o->dump_attachment[i].specifier) == 1) - dump_attachment(st, o->dump_attachment[i].u.str); - } - } - - for (i = 0; i < orig_nb_streams; i++) - av_dict_free(&opts[i]); - av_freep(&opts); - - reset_options(o, 1); - return 0; -} - -static uint8_t *get_line(AVIOContext *s) -{ - AVIOContext *line; - uint8_t *buf; - char c; - - if (avio_open_dyn_buf(&line) < 0) { - av_log(NULL, AV_LOG_FATAL, "Could not alloc buffer for reading preset.\n"); - exit_program(1); - } - - while ((c = avio_r8(s)) && c != '\n') - avio_w8(line, c); - avio_w8(line, 0); - avio_close_dyn_buf(line, &buf); - - return buf; -} - -static int get_preset_file_2(const char *preset_name, const char *codec_name, AVIOContext **s) -{ - int i, ret = 1; - char filename[1000]; - const char *base[3] = { getenv("AVCONV_DATADIR"), - getenv("HOME"), - AVCONV_DATADIR, - }; - - for (i = 0; i < FF_ARRAY_ELEMS(base) && ret; i++) { - if (!base[i]) - continue; - if (codec_name) { - snprintf(filename, sizeof(filename), "%s%s/%s-%s.avpreset", base[i], - i != 1 ? "" : "/.avconv", codec_name, preset_name); - ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL); - } - if (ret) { - snprintf(filename, sizeof(filename), "%s%s/%s.avpreset", base[i], - i != 1 ? "" : "/.avconv", preset_name); - ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL); - } - } - return ret; -} - -static void choose_encoder(OptionsContext *o, AVFormatContext *s, OutputStream *ost) -{ - char *codec_name = NULL; - - MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, ost->st); - if (!codec_name) { - ost->st->codec->codec_id = av_guess_codec(s->oformat, NULL, s->filename, - NULL, ost->st->codec->codec_type); - ost->enc = avcodec_find_encoder(ost->st->codec->codec_id); - } else if (!strcmp(codec_name, "copy")) - ost->stream_copy = 1; - else { - ost->enc = find_codec_or_die(codec_name, ost->st->codec->codec_type, 1); - ost->st->codec->codec_id = ost->enc->id; - } -} - -static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type, int source_index) -{ - OutputStream *ost; - AVStream *st = avformat_new_stream(oc, NULL); - int idx = oc->nb_streams - 1, ret = 0; - char *bsf = NULL, *next, *codec_tag = NULL; - AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL; - double qscale = -1; - char *buf = NULL, *arg = NULL, *preset = NULL; - AVIOContext *s = NULL; - - if (!st) { - av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n"); - exit_program(1); - } - - if (oc->nb_streams - 1 < o->nb_streamid_map) - st->id = o->streamid_map[oc->nb_streams - 1]; - - output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams, - nb_output_streams + 1); - if (!(ost = av_mallocz(sizeof(*ost)))) - exit_program(1); - output_streams[nb_output_streams - 1] = ost; - - ost->file_index = nb_output_files; - ost->index = idx; - ost->st = st; - st->codec->codec_type = type; - choose_encoder(o, oc, ost); - if (ost->enc) { - ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st, ost->enc); - } - - avcodec_get_context_defaults3(st->codec, ost->enc); - st->codec->codec_type = type; // XXX hack, avcodec_get_context_defaults2() sets type to unknown for stream copy - - MATCH_PER_STREAM_OPT(presets, str, preset, oc, st); - if (preset && (!(ret = get_preset_file_2(preset, ost->enc->name, &s)))) { - do { - buf = get_line(s); - if (!buf[0] || buf[0] == '#') { - av_free(buf); - continue; - } - if (!(arg = strchr(buf, '='))) { - av_log(NULL, AV_LOG_FATAL, "Invalid line found in the preset file.\n"); - exit_program(1); - } - *arg++ = 0; - av_dict_set(&ost->opts, buf, arg, AV_DICT_DONT_OVERWRITE); - av_free(buf); - } while (!s->eof_reached); - avio_close(s); - } - if (ret) { - av_log(NULL, AV_LOG_FATAL, - "Preset %s specified for stream %d:%d, but could not be opened.\n", - preset, ost->file_index, ost->index); - exit_program(1); - } - - ost->max_frames = INT64_MAX; - MATCH_PER_STREAM_OPT(max_frames, i64, ost->max_frames, oc, st); - - MATCH_PER_STREAM_OPT(bitstream_filters, str, bsf, oc, st); - while (bsf) { - if (next = strchr(bsf, ',')) - *next++ = 0; - if (!(bsfc = av_bitstream_filter_init(bsf))) { - av_log(NULL, AV_LOG_FATAL, "Unknown bitstream filter %s\n", bsf); - exit_program(1); - } - if (bsfc_prev) - bsfc_prev->next = bsfc; - else - ost->bitstream_filters = bsfc; - - bsfc_prev = bsfc; - bsf = next; - } - - MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st); - if (codec_tag) { - uint32_t tag = strtol(codec_tag, &next, 0); - if (*next) - tag = AV_RL32(codec_tag); - st->codec->codec_tag = tag; - } - - MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st); - if (qscale >= 0 || same_quant) { - st->codec->flags |= CODEC_FLAG_QSCALE; - st->codec->global_quality = FF_QP2LAMBDA * qscale; - } - - if (oc->oformat->flags & AVFMT_GLOBALHEADER) - st->codec->flags |= CODEC_FLAG_GLOBAL_HEADER; - - av_opt_get_int(sws_opts, "sws_flags", 0, &ost->sws_flags); - av_opt_get_int (swr_opts, "dither_method", 0, &ost->swr_dither_method); - av_opt_get_double(swr_opts, "dither_scale" , 0, &ost->swr_dither_scale); - - ost->source_index = source_index; - if (source_index >= 0) { - ost->sync_ist = input_streams[source_index]; - input_streams[source_index]->discard = 0; - input_streams[source_index]->st->discard = AVDISCARD_NONE; - } - - return ost; -} - -static void parse_matrix_coeffs(uint16_t *dest, const char *str) -{ - int i; - const char *p = str; - for (i = 0;; i++) { - dest[i] = atoi(p); - if (i == 63) - break; - p = strchr(p, ','); - if (!p) { - av_log(NULL, AV_LOG_FATAL, "Syntax error in matrix \"%s\" at coeff %d\n", str, i); - exit_program(1); - } - p++; - } -} - -static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc, int source_index) -{ - AVStream *st; - OutputStream *ost; - AVCodecContext *video_enc; - char *frame_rate = NULL; - - ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO, source_index); - st = ost->st; - video_enc = st->codec; - - MATCH_PER_STREAM_OPT(frame_rates, str, frame_rate, oc, st); - if (frame_rate && av_parse_video_rate(&ost->frame_rate, frame_rate) < 0) { - av_log(NULL, AV_LOG_FATAL, "Invalid framerate value: %s\n", frame_rate); - exit_program(1); - } - - if (!ost->stream_copy) { - const char *p = NULL; - char *frame_size = NULL; - char *frame_aspect_ratio = NULL, *frame_pix_fmt = NULL; - char *intra_matrix = NULL, *inter_matrix = NULL; - const char *filters = "null"; - int i; - - MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st); - if (frame_size && av_parse_video_size(&video_enc->width, &video_enc->height, frame_size) < 0) { - av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size); - exit_program(1); - } - - MATCH_PER_STREAM_OPT(frame_aspect_ratios, str, frame_aspect_ratio, oc, st); - if (frame_aspect_ratio) { - AVRational q; - if (av_parse_ratio(&q, frame_aspect_ratio, 255, 0, NULL) < 0 || - q.num <= 0 || q.den <= 0) { - av_log(NULL, AV_LOG_FATAL, "Invalid aspect ratio: %s\n", frame_aspect_ratio); - exit_program(1); - } - ost->frame_aspect_ratio = av_q2d(q); - } - - video_enc->bits_per_raw_sample = frame_bits_per_raw_sample; - MATCH_PER_STREAM_OPT(frame_pix_fmts, str, frame_pix_fmt, oc, st); - if (frame_pix_fmt && *frame_pix_fmt == '+') { - ost->keep_pix_fmt = 1; - if (!*++frame_pix_fmt) - frame_pix_fmt = NULL; - } - if (frame_pix_fmt && (video_enc->pix_fmt = av_get_pix_fmt(frame_pix_fmt)) == PIX_FMT_NONE) { - av_log(NULL, AV_LOG_FATAL, "Unknown pixel format requested: %s.\n", frame_pix_fmt); - exit_program(1); - } - st->sample_aspect_ratio = video_enc->sample_aspect_ratio; - - if (intra_only) - video_enc->gop_size = 0; - MATCH_PER_STREAM_OPT(intra_matrices, str, intra_matrix, oc, st); - if (intra_matrix) { - if (!(video_enc->intra_matrix = av_mallocz(sizeof(*video_enc->intra_matrix) * 64))) { - av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n"); - exit_program(1); - } - parse_matrix_coeffs(video_enc->intra_matrix, intra_matrix); - } - MATCH_PER_STREAM_OPT(inter_matrices, str, inter_matrix, oc, st); - if (inter_matrix) { - if (!(video_enc->inter_matrix = av_mallocz(sizeof(*video_enc->inter_matrix) * 64))) { - av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for inter matrix.\n"); - exit_program(1); - } - parse_matrix_coeffs(video_enc->inter_matrix, inter_matrix); - } - - MATCH_PER_STREAM_OPT(rc_overrides, str, p, oc, st); - for (i = 0; p; i++) { - int start, end, q; - int e = sscanf(p, "%d,%d,%d", &start, &end, &q); - if (e != 3) { - av_log(NULL, AV_LOG_FATAL, "error parsing rc_override\n"); - exit_program(1); - } - /* FIXME realloc failure */ - video_enc->rc_override = - av_realloc(video_enc->rc_override, - sizeof(RcOverride) * (i + 1)); - video_enc->rc_override[i].start_frame = start; - video_enc->rc_override[i].end_frame = end; - if (q > 0) { - video_enc->rc_override[i].qscale = q; - video_enc->rc_override[i].quality_factor = 1.0; - } - else { - video_enc->rc_override[i].qscale = 0; - video_enc->rc_override[i].quality_factor = -q/100.0; - } - p = strchr(p, '/'); - if (p) p++; - } - video_enc->rc_override_count = i; - if (!video_enc->rc_initial_buffer_occupancy) - video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size * 3 / 4; - video_enc->intra_dc_precision = intra_dc_precision - 8; - - if (do_psnr) - video_enc->flags|= CODEC_FLAG_PSNR; - - /* two pass mode */ - if (do_pass) { - if (do_pass & 1) { - video_enc->flags |= CODEC_FLAG_PASS1; - } - if (do_pass & 2) { - video_enc->flags |= CODEC_FLAG_PASS2; - } - } - - MATCH_PER_STREAM_OPT(forced_key_frames, str, ost->forced_keyframes, oc, st); - if (ost->forced_keyframes) - ost->forced_keyframes = av_strdup(ost->forced_keyframes); - - MATCH_PER_STREAM_OPT(force_fps, i, ost->force_fps, oc, st); - - ost->top_field_first = -1; - MATCH_PER_STREAM_OPT(top_field_first, i, ost->top_field_first, oc, st); - - MATCH_PER_STREAM_OPT(filters, str, filters, oc, st); - ost->avfilter = av_strdup(filters); - } else { - MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc ,st); - } - - return ost; -} - -static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc, int source_index) -{ - int n; - AVStream *st; - OutputStream *ost; - AVCodecContext *audio_enc; - - ost = new_output_stream(o, oc, AVMEDIA_TYPE_AUDIO, source_index); - st = ost->st; - - audio_enc = st->codec; - audio_enc->codec_type = AVMEDIA_TYPE_AUDIO; - - if (!ost->stream_copy) { - char *sample_fmt = NULL; - const char *filters = "anull"; - - MATCH_PER_STREAM_OPT(audio_channels, i, audio_enc->channels, oc, st); - - MATCH_PER_STREAM_OPT(sample_fmts, str, sample_fmt, oc, st); - if (sample_fmt && - (audio_enc->sample_fmt = av_get_sample_fmt(sample_fmt)) == AV_SAMPLE_FMT_NONE) { - av_log(NULL, AV_LOG_FATAL, "Invalid sample format '%s'\n", sample_fmt); - exit_program(1); - } - - MATCH_PER_STREAM_OPT(audio_sample_rate, i, audio_enc->sample_rate, oc, st); - - MATCH_PER_STREAM_OPT(filters, str, filters, oc, st); - - av_assert1(filters); - ost->avfilter = av_strdup(filters); - - /* check for channel mapping for this audio stream */ - for (n = 0; n < o->nb_audio_channel_maps; n++) { - AudioChannelMap *map = &o->audio_channel_maps[n]; - InputStream *ist = input_streams[ost->source_index]; - if ((map->channel_idx == -1 || (ist->file_index == map->file_idx && ist->st->index == map->stream_idx)) && - (map->ofile_idx == -1 || ost->file_index == map->ofile_idx) && - (map->ostream_idx == -1 || ost->st->index == map->ostream_idx)) { - if (ost->audio_channels_mapped < FF_ARRAY_ELEMS(ost->audio_channels_map)) - ost->audio_channels_map[ost->audio_channels_mapped++] = map->channel_idx; - else - av_log(NULL, AV_LOG_FATAL, "Max channel mapping for output %d.%d reached\n", - ost->file_index, ost->st->index); - } - } - } - - return ost; -} - -static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc, int source_index) -{ - OutputStream *ost; - - ost = new_output_stream(o, oc, AVMEDIA_TYPE_DATA, source_index); - if (!ost->stream_copy) { - av_log(NULL, AV_LOG_FATAL, "Data stream encoding not supported yet (only streamcopy)\n"); - exit_program(1); - } - - return ost; -} - -static OutputStream *new_attachment_stream(OptionsContext *o, AVFormatContext *oc, int source_index) -{ - OutputStream *ost = new_output_stream(o, oc, AVMEDIA_TYPE_ATTACHMENT, source_index); - ost->stream_copy = 1; - return ost; -} - -static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc, int source_index) -{ - AVStream *st; - OutputStream *ost; - AVCodecContext *subtitle_enc; - - ost = new_output_stream(o, oc, AVMEDIA_TYPE_SUBTITLE, source_index); - st = ost->st; - subtitle_enc = st->codec; - - subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE; - - MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc, st); - - return ost; -} - -/* arg format is "output-stream-index:streamid-value". */ -static int opt_streamid(OptionsContext *o, const char *opt, const char *arg) -{ - int idx; - char *p; - char idx_str[16]; - - av_strlcpy(idx_str, arg, sizeof(idx_str)); - p = strchr(idx_str, ':'); - if (!p) { - av_log(NULL, AV_LOG_FATAL, - "Invalid value '%s' for option '%s', required syntax is 'index:value'\n", - arg, opt); - exit_program(1); - } - *p++ = '\0'; - idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, MAX_STREAMS-1); - o->streamid_map = grow_array(o->streamid_map, sizeof(*o->streamid_map), &o->nb_streamid_map, idx+1); - o->streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX); - return 0; -} - -static int copy_chapters(InputFile *ifile, OutputFile *ofile, int copy_metadata) -{ - AVFormatContext *is = ifile->ctx; - AVFormatContext *os = ofile->ctx; - int i; - - for (i = 0; i < is->nb_chapters; i++) { - AVChapter *in_ch = is->chapters[i], *out_ch; - int64_t ts_off = av_rescale_q(ofile->start_time - ifile->ts_offset, - AV_TIME_BASE_Q, in_ch->time_base); - int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX : - av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base); - - - if (in_ch->end < ts_off) - continue; - if (rt != INT64_MAX && in_ch->start > rt + ts_off) - break; - - out_ch = av_mallocz(sizeof(AVChapter)); - if (!out_ch) - return AVERROR(ENOMEM); - - out_ch->id = in_ch->id; - out_ch->time_base = in_ch->time_base; - out_ch->start = FFMAX(0, in_ch->start - ts_off); - out_ch->end = FFMIN(rt, in_ch->end - ts_off); - - if (copy_metadata) - av_dict_copy(&out_ch->metadata, in_ch->metadata, 0); - - os->nb_chapters++; - os->chapters = av_realloc_f(os->chapters, os->nb_chapters, sizeof(AVChapter)); - if (!os->chapters) - return AVERROR(ENOMEM); - os->chapters[os->nb_chapters - 1] = out_ch; - } - return 0; -} - -static int read_ffserver_streams(OptionsContext *o, AVFormatContext *s, const char *filename) -{ - int i, err; - AVFormatContext *ic = avformat_alloc_context(); - - ic->interrupt_callback = int_cb; - err = avformat_open_input(&ic, filename, NULL, NULL); - if (err < 0) - return err; - /* copy stream format */ - for(i=0;inb_streams;i++) { - AVStream *st; - OutputStream *ost; - AVCodec *codec; - AVCodecContext *avctx; - - codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id); - ost = new_output_stream(o, s, codec->type, -1); - st = ost->st; - avctx = st->codec; - ost->enc = codec; - - // FIXME: a more elegant solution is needed - memcpy(st, ic->streams[i], sizeof(AVStream)); - st->cur_dts = 0; - st->info = av_malloc(sizeof(*st->info)); - memcpy(st->info, ic->streams[i]->info, sizeof(*st->info)); - st->codec= avctx; - avcodec_copy_context(st->codec, ic->streams[i]->codec); - - if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO && !ost->stream_copy) - choose_sample_fmt(st, codec); - else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO && !ost->stream_copy) - choose_pixel_fmt(st, codec, st->codec->pix_fmt); - } - - avformat_close_input(&ic); - return 0; -} - -static void init_output_filter(OutputFilter *ofilter, OptionsContext *o, - AVFormatContext *oc) -{ - OutputStream *ost; - - switch (avfilter_pad_get_type(ofilter->out_tmp->filter_ctx->output_pads, - ofilter->out_tmp->pad_idx)) { - case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc, -1); break; - case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(o, oc, -1); break; - default: - av_log(NULL, AV_LOG_FATAL, "Only video and audio filters are supported " - "currently.\n"); - exit_program(1); - } - - ost->source_index = -1; - ost->filter = ofilter; - - ofilter->ost = ost; - - if (ost->stream_copy) { - av_log(NULL, AV_LOG_ERROR, "Streamcopy requested for output stream %d:%d, " - "which is fed from a complex filtergraph. Filtering and streamcopy " - "cannot be used together.\n", ost->file_index, ost->index); - exit_program(1); - } - if (o->recording_time != INT64_MAX) - av_log(NULL, AV_LOG_WARNING, - "-t does not work with -filter_complex (yet).\n"); - - if (configure_output_filter(ofilter->graph, ofilter, ofilter->out_tmp) < 0) { - av_log(NULL, AV_LOG_FATAL, "Error configuring filter.\n"); - exit_program(1); - } - avfilter_inout_free(&ofilter->out_tmp); -} - -static void opt_output_file(void *optctx, const char *filename) -{ - OptionsContext *o = optctx; - AVFormatContext *oc; - int i, j, err; - AVOutputFormat *file_oformat; - OutputStream *ost; - InputStream *ist; - - if (configure_complex_filters() < 0) { - av_log(NULL, AV_LOG_FATAL, "Error configuring filters.\n"); - exit_program(1); - } - - if (!strcmp(filename, "-")) - filename = "pipe:"; - - err = avformat_alloc_output_context2(&oc, NULL, o->format, filename); - if (!oc) { - print_error(filename, err); - exit_program(1); - } - file_oformat= oc->oformat; - oc->interrupt_callback = int_cb; - - /* create streams for all unlabeled output pads */ - for (i = 0; i < nb_filtergraphs; i++) { - FilterGraph *fg = filtergraphs[i]; - for (j = 0; j < fg->nb_outputs; j++) { - OutputFilter *ofilter = fg->outputs[j]; - - if (!ofilter->out_tmp || ofilter->out_tmp->name) - continue; - - switch (avfilter_pad_get_type(ofilter->out_tmp->filter_ctx->output_pads, - ofilter->out_tmp->pad_idx)) { - case AVMEDIA_TYPE_VIDEO: o->video_disable = 1; break; - case AVMEDIA_TYPE_AUDIO: o->audio_disable = 1; break; - case AVMEDIA_TYPE_SUBTITLE: o->subtitle_disable = 1; break; - } - init_output_filter(ofilter, o, oc); - } - } - - if (!strcmp(file_oformat->name, "ffm") && - av_strstart(filename, "http:", NULL)) { - int j; - /* special case for files sent to ffserver: we get the stream - parameters from ffserver */ - int err = read_ffserver_streams(o, oc, filename); - if (err < 0) { - print_error(filename, err); - exit_program(1); - } - for(j = nb_output_streams - oc->nb_streams; j < nb_output_streams; j++) { - ost = output_streams[j]; - for (i = 0; i < nb_input_streams; i++) { - ist = input_streams[i]; - if(ist->st->codec->codec_type == ost->st->codec->codec_type){ - ost->sync_ist= ist; - ost->source_index= i; - if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) ost->avfilter = av_strdup("anull"); - if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) ost->avfilter = av_strdup("null"); - ist->discard = 0; - ist->st->discard = AVDISCARD_NONE; - break; - } - } - if(!ost->sync_ist){ - av_log(NULL, AV_LOG_FATAL, "Missing %s stream which is required by this ffm\n", av_get_media_type_string(ost->st->codec->codec_type)); - exit_program(1); - } - } - } else if (!o->nb_stream_maps) { - /* pick the "best" stream of each type */ - - /* video: highest resolution */ - if (!o->video_disable && oc->oformat->video_codec != AV_CODEC_ID_NONE) { - int area = 0, idx = -1; - for (i = 0; i < nb_input_streams; i++) { - ist = input_streams[i]; - if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && - ist->st->codec->width * ist->st->codec->height > area) { - area = ist->st->codec->width * ist->st->codec->height; - idx = i; - } - } - if (idx >= 0) - new_video_stream(o, oc, idx); - } - - /* audio: most channels */ - if (!o->audio_disable && oc->oformat->audio_codec != AV_CODEC_ID_NONE) { - int channels = 0, idx = -1; - for (i = 0; i < nb_input_streams; i++) { - ist = input_streams[i]; - if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && - ist->st->codec->channels > channels) { - channels = ist->st->codec->channels; - idx = i; - } - } - if (idx >= 0) - new_audio_stream(o, oc, idx); - } - - /* subtitles: pick first */ - if (!o->subtitle_disable && (oc->oformat->subtitle_codec != AV_CODEC_ID_NONE || subtitle_codec_name)) { - for (i = 0; i < nb_input_streams; i++) - if (input_streams[i]->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) { - new_subtitle_stream(o, oc, i); - break; - } - } - /* do something with data? */ - } else { - for (i = 0; i < o->nb_stream_maps; i++) { - StreamMap *map = &o->stream_maps[i]; - int src_idx = input_files[map->file_index]->ist_index + map->stream_index; - - if (map->disabled) - continue; - - if (map->linklabel) { - FilterGraph *fg; - OutputFilter *ofilter = NULL; - int j, k; - - for (j = 0; j < nb_filtergraphs; j++) { - fg = filtergraphs[j]; - for (k = 0; k < fg->nb_outputs; k++) { - AVFilterInOut *out = fg->outputs[k]->out_tmp; - if (out && !strcmp(out->name, map->linklabel)) { - ofilter = fg->outputs[k]; - goto loop_end; - } - } - } -loop_end: - if (!ofilter) { - av_log(NULL, AV_LOG_FATAL, "Output with label '%s' does not exist " - "in any defined filter graph.\n", map->linklabel); - exit_program(1); - } - init_output_filter(ofilter, o, oc); - } else { - ist = input_streams[input_files[map->file_index]->ist_index + map->stream_index]; - if(o->subtitle_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) - continue; - if(o-> audio_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) - continue; - if(o-> video_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) - continue; - if(o-> data_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_DATA) - continue; - - switch (ist->st->codec->codec_type) { - case AVMEDIA_TYPE_VIDEO: ost = new_video_stream (o, oc, src_idx); break; - case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream (o, oc, src_idx); break; - case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream (o, oc, src_idx); break; - case AVMEDIA_TYPE_DATA: ost = new_data_stream (o, oc, src_idx); break; - case AVMEDIA_TYPE_ATTACHMENT: ost = new_attachment_stream(o, oc, src_idx); break; - default: - av_log(NULL, AV_LOG_FATAL, "Cannot map stream #%d:%d - unsupported type.\n", - map->file_index, map->stream_index); - exit_program(1); - } - } - } - } - - - for (i = nb_output_streams - oc->nb_streams; i < nb_output_streams; i++) { //for all streams of this output file - AVDictionaryEntry *e; - ost = output_streams[i]; - - if ( ost->stream_copy - && (e = av_dict_get(codec_opts, "flags", NULL, AV_DICT_IGNORE_SUFFIX)) - && (!e->key[5] || check_stream_specifier(oc, ost->st, e->key+6))) - if (av_opt_set(ost->st->codec, "flags", e->value, 0) < 0) - exit_program(1); - } - - /* handle attached files */ - for (i = 0; i < o->nb_attachments; i++) { - AVIOContext *pb; - uint8_t *attachment; - const char *p; - int64_t len; - - if ((err = avio_open2(&pb, o->attachments[i], AVIO_FLAG_READ, &int_cb, NULL)) < 0) { - av_log(NULL, AV_LOG_FATAL, "Could not open attachment file %s.\n", - o->attachments[i]); - exit_program(1); - } - if ((len = avio_size(pb)) <= 0) { - av_log(NULL, AV_LOG_FATAL, "Could not get size of the attachment %s.\n", - o->attachments[i]); - exit_program(1); - } - if (!(attachment = av_malloc(len))) { - av_log(NULL, AV_LOG_FATAL, "Attachment %s too large to fit into memory.\n", - o->attachments[i]); - exit_program(1); - } - avio_read(pb, attachment, len); - - ost = new_attachment_stream(o, oc, -1); - ost->stream_copy = 0; - ost->attachment_filename = o->attachments[i]; - ost->st->codec->extradata = attachment; - ost->st->codec->extradata_size = len; - - p = strrchr(o->attachments[i], '/'); - av_dict_set(&ost->st->metadata, "filename", (p && *p) ? p + 1 : o->attachments[i], AV_DICT_DONT_OVERWRITE); - avio_close(pb); - } - - output_files = grow_array(output_files, sizeof(*output_files), &nb_output_files, nb_output_files + 1); - if (!(output_files[nb_output_files - 1] = av_mallocz(sizeof(*output_files[0])))) - exit_program(1); - - output_files[nb_output_files - 1]->ctx = oc; - output_files[nb_output_files - 1]->ost_index = nb_output_streams - oc->nb_streams; - output_files[nb_output_files - 1]->recording_time = o->recording_time; - if (o->recording_time != INT64_MAX) - oc->duration = o->recording_time; - output_files[nb_output_files - 1]->start_time = o->start_time; - output_files[nb_output_files - 1]->limit_filesize = o->limit_filesize; - av_dict_copy(&output_files[nb_output_files - 1]->opts, format_opts, 0); - - /* check filename in case of an image number is expected */ - if (oc->oformat->flags & AVFMT_NEEDNUMBER) { - if (!av_filename_number_test(oc->filename)) { - print_error(oc->filename, AVERROR(EINVAL)); - exit_program(1); - } - } - - if (!(oc->oformat->flags & AVFMT_NOFILE)) { - /* test if it already exists to avoid losing precious files */ - assert_file_overwrite(filename); - - /* open the file */ - if ((err = avio_open2(&oc->pb, filename, AVIO_FLAG_WRITE, - &oc->interrupt_callback, - &output_files[nb_output_files - 1]->opts)) < 0) { - print_error(filename, err); - exit_program(1); - } - } - - if (o->mux_preload) { - uint8_t buf[64]; - snprintf(buf, sizeof(buf), "%d", (int)(o->mux_preload*AV_TIME_BASE)); - av_dict_set(&output_files[nb_output_files - 1]->opts, "preload", buf, 0); - } - oc->max_delay = (int)(o->mux_max_delay * AV_TIME_BASE); - - /* copy metadata */ - for (i = 0; i < o->nb_metadata_map; i++) { - char *p; - int in_file_index = strtol(o->metadata_map[i].u.str, &p, 0); - - if (in_file_index >= nb_input_files) { - av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d while processing metadata maps\n", in_file_index); - exit_program(1); - } - copy_metadata(o->metadata_map[i].specifier, *p ? p + 1 : p, oc, in_file_index >= 0 ? input_files[in_file_index]->ctx : NULL, o); - } - - /* copy chapters */ - if (o->chapters_input_file >= nb_input_files) { - if (o->chapters_input_file == INT_MAX) { - /* copy chapters from the first input file that has them*/ - o->chapters_input_file = -1; - for (i = 0; i < nb_input_files; i++) - if (input_files[i]->ctx->nb_chapters) { - o->chapters_input_file = i; - break; - } - } else { - av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d in chapter mapping.\n", - o->chapters_input_file); - exit_program(1); - } - } - if (o->chapters_input_file >= 0) - copy_chapters(input_files[o->chapters_input_file], output_files[nb_output_files - 1], - !o->metadata_chapters_manual); - - /* copy global metadata by default */ - if (!o->metadata_global_manual && nb_input_files){ - av_dict_copy(&oc->metadata, input_files[0]->ctx->metadata, - AV_DICT_DONT_OVERWRITE); - if(o->recording_time != INT64_MAX) - av_dict_set(&oc->metadata, "duration", NULL, 0); - av_dict_set(&oc->metadata, "creation_time", NULL, 0); - } - if (!o->metadata_streams_manual) - for (i = output_files[nb_output_files - 1]->ost_index; i < nb_output_streams; i++) { - InputStream *ist; - if (output_streams[i]->source_index < 0) /* this is true e.g. for attached files */ - continue; - ist = input_streams[output_streams[i]->source_index]; - av_dict_copy(&output_streams[i]->st->metadata, ist->st->metadata, AV_DICT_DONT_OVERWRITE); - } - - /* process manually set metadata */ - for (i = 0; i < o->nb_metadata; i++) { - AVDictionary **m; - char type, *val; - const char *stream_spec; - int index = 0, j, ret = 0; - - val = strchr(o->metadata[i].u.str, '='); - if (!val) { - av_log(NULL, AV_LOG_FATAL, "No '=' character in metadata string %s.\n", - o->metadata[i].u.str); - exit_program(1); - } - *val++ = 0; - - parse_meta_type(o->metadata[i].specifier, &type, &index, &stream_spec); - if (type == 's') { - for (j = 0; j < oc->nb_streams; j++) { - if ((ret = check_stream_specifier(oc, oc->streams[j], stream_spec)) > 0) { - av_dict_set(&oc->streams[j]->metadata, o->metadata[i].u.str, *val ? val : NULL, 0); - } else if (ret < 0) - exit_program(1); - } - } - else { - switch (type) { - case 'g': - m = &oc->metadata; - break; - case 'c': - if (index < 0 || index >= oc->nb_chapters) { - av_log(NULL, AV_LOG_FATAL, "Invalid chapter index %d in metadata specifier.\n", index); - exit_program(1); - } - m = &oc->chapters[index]->metadata; - break; - default: - av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", o->metadata[i].specifier); - exit_program(1); - } - av_dict_set(m, o->metadata[i].u.str, *val ? val : NULL, 0); - } - } - - reset_options(o, 0); -} - -/* same option as mencoder */ -static int opt_pass(const char *opt, const char *arg) -{ - do_pass = parse_number_or_die(opt, arg, OPT_INT, 1, 3); - return 0; +#if HAVE_GETRUSAGE + struct rusage rusage; + + getrusage(RUSAGE_SELF, &rusage); + return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec; +#elif HAVE_GETPROCESSTIMES + HANDLE proc; + FILETIME c, e, k, u; + proc = GetCurrentProcess(); + GetProcessTimes(proc, &c, &e, &k, &u); + return ((int64_t) u.dwHighDateTime << 32 | u.dwLowDateTime) / 10; +#else + return av_gettime(); +#endif } static int64_t getmaxrss(void) @@ -5701,364 +2984,10 @@ static int64_t getmaxrss(void) #endif } -static int opt_audio_qscale(OptionsContext *o, const char *opt, const char *arg) -{ - return parse_option(o, "q:a", arg, options); -} - -static void show_usage(void) -{ - av_log(NULL, AV_LOG_INFO, "Hyper fast Audio and Video encoder\n"); - av_log(NULL, AV_LOG_INFO, "usage: %s [options] [[infile options] -i infile]... {[outfile options] outfile}...\n", program_name); - av_log(NULL, AV_LOG_INFO, "\n"); -} - -static int opt_help(const char *opt, const char *arg) -{ - int flags = AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_ENCODING_PARAM; - av_log_set_callback(log_callback_help); - show_usage(); - show_help_options(options, "Main options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB, 0); - show_help_options(options, "\nAdvanced options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB, - OPT_EXPERT); - show_help_options(options, "\nVideo options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, - OPT_VIDEO); - show_help_options(options, "\nAdvanced Video options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, - OPT_VIDEO | OPT_EXPERT); - show_help_options(options, "\nAudio options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, - OPT_AUDIO); - show_help_options(options, "\nAdvanced Audio options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, - OPT_AUDIO | OPT_EXPERT); - show_help_options(options, "\nSubtitle options:\n", - OPT_SUBTITLE | OPT_GRAB, - OPT_SUBTITLE); - show_help_options(options, "\nAudio/Video grab options:\n", - OPT_GRAB, - OPT_GRAB); - printf("\n"); - show_help_children(avcodec_get_class(), flags); - show_help_children(avformat_get_class(), flags); - show_help_children(sws_get_class(), flags); - show_help_children(swr_get_class(), AV_OPT_FLAG_AUDIO_PARAM); - - return 0; -} - -static int opt_target(OptionsContext *o, const char *opt, const char *arg) -{ - enum { PAL, NTSC, FILM, UNKNOWN } norm = UNKNOWN; - static const char *const frame_rates[] = { "25", "30000/1001", "24000/1001" }; - - if (!strncmp(arg, "pal-", 4)) { - norm = PAL; - arg += 4; - } else if (!strncmp(arg, "ntsc-", 5)) { - norm = NTSC; - arg += 5; - } else if (!strncmp(arg, "film-", 5)) { - norm = FILM; - arg += 5; - } else { - /* Try to determine PAL/NTSC by peeking in the input files */ - if (nb_input_files) { - int i, j, fr; - for (j = 0; j < nb_input_files; j++) { - for (i = 0; i < input_files[j]->nb_streams; i++) { - AVCodecContext *c = input_files[j]->ctx->streams[i]->codec; - if (c->codec_type != AVMEDIA_TYPE_VIDEO) - continue; - fr = c->time_base.den * 1000 / c->time_base.num; - if (fr == 25000) { - norm = PAL; - break; - } else if ((fr == 29970) || (fr == 23976)) { - norm = NTSC; - break; - } - } - if (norm != UNKNOWN) - break; - } - } - if (norm != UNKNOWN) - av_log(NULL, AV_LOG_INFO, "Assuming %s for target.\n", norm == PAL ? "PAL" : "NTSC"); - } - - if (norm == UNKNOWN) { - av_log(NULL, AV_LOG_FATAL, "Could not determine norm (PAL/NTSC/NTSC-Film) for target.\n"); - av_log(NULL, AV_LOG_FATAL, "Please prefix target with \"pal-\", \"ntsc-\" or \"film-\",\n"); - av_log(NULL, AV_LOG_FATAL, "or set a framerate with \"-r xxx\".\n"); - exit_program(1); - } - - if (!strcmp(arg, "vcd")) { - opt_video_codec(o, "c:v", "mpeg1video"); - opt_audio_codec(o, "c:a", "mp2"); - parse_option(o, "f", "vcd", options); - - parse_option(o, "s", norm == PAL ? "352x288" : "352x240", options); - parse_option(o, "r", frame_rates[norm], options); - opt_default("g", norm == PAL ? "15" : "18"); - - opt_default("b:v", "1150000"); - opt_default("maxrate", "1150000"); - opt_default("minrate", "1150000"); - opt_default("bufsize", "327680"); // 40*1024*8; - - opt_default("b:a", "224000"); - parse_option(o, "ar", "44100", options); - parse_option(o, "ac", "2", options); - - opt_default("packetsize", "2324"); - opt_default("muxrate", "1411200"); // 2352 * 75 * 8; - - /* We have to offset the PTS, so that it is consistent with the SCR. - SCR starts at 36000, but the first two packs contain only padding - and the first pack from the other stream, respectively, may also have - been written before. - So the real data starts at SCR 36000+3*1200. */ - o->mux_preload = (36000 + 3 * 1200) / 90000.0; // 0.44 - } else if (!strcmp(arg, "svcd")) { - - opt_video_codec(o, "c:v", "mpeg2video"); - opt_audio_codec(o, "c:a", "mp2"); - parse_option(o, "f", "svcd", options); - - parse_option(o, "s", norm == PAL ? "480x576" : "480x480", options); - parse_option(o, "r", frame_rates[norm], options); - parse_option(o, "pix_fmt", "yuv420p", options); - opt_default("g", norm == PAL ? "15" : "18"); - - opt_default("b:v", "2040000"); - opt_default("maxrate", "2516000"); - opt_default("minrate", "0"); // 1145000; - opt_default("bufsize", "1835008"); // 224*1024*8; - opt_default("scan_offset", "1"); - - - opt_default("b:a", "224000"); - parse_option(o, "ar", "44100", options); - - opt_default("packetsize", "2324"); - - } else if (!strcmp(arg, "dvd")) { - - opt_video_codec(o, "c:v", "mpeg2video"); - opt_audio_codec(o, "c:a", "ac3"); - parse_option(o, "f", "dvd", options); - - parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options); - parse_option(o, "r", frame_rates[norm], options); - parse_option(o, "pix_fmt", "yuv420p", options); - opt_default("g", norm == PAL ? "15" : "18"); - - opt_default("b:v", "6000000"); - opt_default("maxrate", "9000000"); - opt_default("minrate", "0"); // 1500000; - opt_default("bufsize", "1835008"); // 224*1024*8; - - opt_default("packetsize", "2048"); // from www.mpucoder.com: DVD sectors contain 2048 bytes of data, this is also the size of one pack. - opt_default("muxrate", "10080000"); // from mplex project: data_rate = 1260000. mux_rate = data_rate * 8 - - opt_default("b:a", "448000"); - parse_option(o, "ar", "48000", options); - - } else if (!strncmp(arg, "dv", 2)) { - - parse_option(o, "f", "dv", options); - - parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options); - parse_option(o, "pix_fmt", !strncmp(arg, "dv50", 4) ? "yuv422p" : - norm == PAL ? "yuv420p" : "yuv411p", options); - parse_option(o, "r", frame_rates[norm], options); - - parse_option(o, "ar", "48000", options); - parse_option(o, "ac", "2", options); - - } else { - av_log(NULL, AV_LOG_ERROR, "Unknown target: %s\n", arg); - return AVERROR(EINVAL); - } - return 0; -} - -static int opt_vstats_file(const char *opt, const char *arg) -{ - av_free (vstats_filename); - vstats_filename = av_strdup (arg); - return 0; -} - -static int opt_vstats(const char *opt, const char *arg) -{ - char filename[40]; - time_t today2 = time(NULL); - struct tm *today = localtime(&today2); - - snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min, - today->tm_sec); - return opt_vstats_file(opt, filename); -} - -static int opt_video_frames(OptionsContext *o, const char *opt, const char *arg) -{ - return parse_option(o, "frames:v", arg, options); -} - -static int opt_audio_frames(OptionsContext *o, const char *opt, const char *arg) -{ - return parse_option(o, "frames:a", arg, options); -} - -static int opt_data_frames(OptionsContext *o, const char *opt, const char *arg) -{ - return parse_option(o, "frames:d", arg, options); -} - -static int opt_preset(OptionsContext *o, const char *opt, const char *arg) -{ - FILE *f=NULL; - char filename[1000], line[1000], tmp_line[1000]; - const char *codec_name = *opt == 'v' ? video_codec_name : - *opt == 'a' ? audio_codec_name : - subtitle_codec_name; - - if (!(f = get_preset_file(filename, sizeof(filename), arg, *opt == 'f', codec_name))) { - if(!strncmp(arg, "libx264-lossless", strlen("libx264-lossless"))){ - av_log(NULL, AV_LOG_FATAL, "Please use -preset -qp 0\n"); - }else - av_log(NULL, AV_LOG_FATAL, "File for preset '%s' not found\n", arg); - exit_program(1); - } - - while (fgets(line, sizeof(line), f)) { - char *key = tmp_line, *value, *endptr; - - if (strcspn(line, "#\n\r") == 0) - continue; - strcpy(tmp_line, line); - if (!av_strtok(key, "=", &value) || - !av_strtok(value, "\r\n", &endptr)) { - av_log(NULL, AV_LOG_FATAL, "%s: Invalid syntax: '%s'\n", filename, line); - exit_program(1); - } - av_log(NULL, AV_LOG_DEBUG, "ffpreset[%s]: set '%s' = '%s'\n", filename, key, value); - - if (!strcmp(key, "acodec")) opt_audio_codec (o, key, value); - else if (!strcmp(key, "vcodec")) opt_video_codec (o, key, value); - else if (!strcmp(key, "scodec")) opt_subtitle_codec(o, key, value); - else if (!strcmp(key, "dcodec")) opt_data_codec (o, key, value); - else if (opt_default(key, value) < 0) { - av_log(NULL, AV_LOG_FATAL, "%s: Invalid option or argument: '%s', parsed as '%s' = '%s'\n", - filename, line, key, value); - exit_program(1); - } - } - - fclose(f); - - return 0; -} - static void log_callback_null(void *ptr, int level, const char *fmt, va_list vl) { } -static int opt_passlogfile(const char *opt, const char *arg) -{ - pass_logfilename_prefix = arg; -#if CONFIG_LIBX264_ENCODER - return opt_default(opt, arg); -#else - return 0; -#endif -} - -static int opt_old2new(OptionsContext *o, const char *opt, const char *arg) -{ - char *s = av_asprintf("%s:%c", opt + 1, *opt); - int ret = parse_option(o, s, arg, options); - av_free(s); - return ret; -} - -static int opt_bitrate(OptionsContext *o, const char *opt, const char *arg) -{ - if(!strcmp(opt, "b")){ - av_log(NULL, AV_LOG_WARNING, "Please use -b:a or -b:v, -b is ambiguous\n"); - return parse_option(o, "b:v", arg, options); - } - return opt_default(opt, arg); -} - -static int opt_qscale(OptionsContext *o, const char *opt, const char *arg) -{ - char *s; - int ret; - if(!strcmp(opt, "qscale")){ - av_log(NULL, AV_LOG_WARNING, "Please use -q:a or -q:v, -qscale is ambiguous\n"); - return parse_option(o, "q:v", arg, options); - } - s = av_asprintf("q%s", opt + 6); - ret = parse_option(o, s, arg, options); - av_free(s); - return ret; -} - -static int opt_profile(OptionsContext *o, const char *opt, const char *arg) -{ - if(!strcmp(opt, "profile")){ - av_log(NULL, AV_LOG_WARNING, "Please use -profile:a or -profile:v, -profile is ambiguous\n"); - return parse_option(o, "profile:v", arg, options); - } - return opt_default(opt, arg); -} - -static int opt_video_filters(OptionsContext *o, const char *opt, const char *arg) -{ - return parse_option(o, "filter:v", arg, options); -} - -static int opt_audio_filters(OptionsContext *o, const char *opt, const char *arg) -{ - return parse_option(o, "filter:a", arg, options); -} - -static int opt_vsync(const char *opt, const char *arg) -{ - if (!av_strcasecmp(arg, "cfr")) video_sync_method = VSYNC_CFR; - else if (!av_strcasecmp(arg, "vfr")) video_sync_method = VSYNC_VFR; - else if (!av_strcasecmp(arg, "passthrough")) video_sync_method = VSYNC_PASSTHROUGH; - else if (!av_strcasecmp(arg, "drop")) video_sync_method = VSYNC_DROP; - - if (video_sync_method == VSYNC_AUTO) - video_sync_method = parse_number_or_die("vsync", arg, OPT_INT, VSYNC_AUTO, VSYNC_VFR); - return 0; -} - -static int opt_deinterlace(const char *opt, const char *arg) -{ - av_log(NULL, AV_LOG_WARNING, "-%s is deprecated, use -filter:v yadif instead\n", opt); - do_deinterlace = 1; - return 0; -} - -static int opt_timecode(OptionsContext *o, const char *opt, const char *arg) -{ - char *tcr = av_asprintf("timecode=%s", arg); - int ret = parse_option(o, "metadata:g", tcr, options); - if (ret >= 0) - ret = opt_default("gop_timecode", arg); - av_free(tcr); - return ret; -} - static void parse_cpuflags(int argc, char **argv, const OptionDef *options) { int idx = locate_option(argc, argv, options, "cpuflags"); @@ -6066,223 +2995,11 @@ static void parse_cpuflags(int argc, char **argv, const OptionDef *options) opt_cpuflags("cpuflags", argv[idx + 1]); } -static int opt_channel_layout(OptionsContext *o, const char *opt, const char *arg) -{ - char layout_str[32]; - char *stream_str; - char *ac_str; - int ret, channels, ac_str_size; - uint64_t layout; - - layout = av_get_channel_layout(arg); - if (!layout) { - av_log(NULL, AV_LOG_ERROR, "Unknown channel layout: %s\n", arg); - return AVERROR(EINVAL); - } - snprintf(layout_str, sizeof(layout_str), "%"PRIu64, layout); - ret = opt_default(opt, layout_str); - if (ret < 0) - return ret; - - /* set 'ac' option based on channel layout */ - channels = av_get_channel_layout_nb_channels(layout); - snprintf(layout_str, sizeof(layout_str), "%d", channels); - stream_str = strchr(opt, ':'); - ac_str_size = 3 + (stream_str ? strlen(stream_str) : 0); - ac_str = av_mallocz(ac_str_size); - if (!ac_str) - return AVERROR(ENOMEM); - av_strlcpy(ac_str, "ac", 3); - if (stream_str) - av_strlcat(ac_str, stream_str, ac_str_size); - ret = parse_option(o, ac_str, layout_str, options); - av_free(ac_str); - - return ret; -} - -static int opt_filter_complex(const char *opt, const char *arg) -{ - filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs), - &nb_filtergraphs, nb_filtergraphs + 1); - if (!(filtergraphs[nb_filtergraphs - 1] = av_mallocz(sizeof(*filtergraphs[0])))) - return AVERROR(ENOMEM); - filtergraphs[nb_filtergraphs - 1]->index = nb_filtergraphs - 1; - filtergraphs[nb_filtergraphs - 1]->graph_desc = arg; - return 0; -} - -static int opt_progress(const char *opt, const char *arg) -{ - AVIOContext *avio = NULL; - int ret; - - if (!strcmp(arg, "-")) - arg = "pipe:"; - ret = avio_open2(&avio, arg, AVIO_FLAG_WRITE, &int_cb, NULL); - if (ret < 0) { - av_log(0, AV_LOG_ERROR, "Failed to open progress URL \"%s\": %s\n", - arg, av_err2str(ret)); - return ret; - } - progress_avio = avio; - return 0; -} - -#define OFFSET(x) offsetof(OptionsContext, x) -static const OptionDef real_options[] = { - /* main options */ -#include "cmdutils_common_opts.h" - { "f", HAS_ARG | OPT_STRING | OPT_OFFSET, {.off = OFFSET(format)}, "force format", "fmt" }, - { "i", HAS_ARG | OPT_FUNC2, {(void*)opt_input_file}, "input file name", "filename" }, - { "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" }, - { "n", OPT_BOOL, {(void*)&no_file_overwrite}, "do not overwrite output files" }, - { "c", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(codec_names)}, "codec name", "codec" }, - { "codec", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(codec_names)}, "codec name", "codec" }, - { "pre", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(presets)}, "preset name", "preset" }, - { "map", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map}, "set input stream mapping", "[-]input_file_id[:stream_specifier][,sync_file_id[:stream_specifier]]" }, - { "map_channel", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map_channel}, "map an audio channel from one stream to another", "file.stream.channel[:syncfile.syncstream]" }, - { "map_metadata", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(metadata_map)}, "set metadata information of outfile from infile", - "outfile[,metadata]:infile[,metadata]" }, - { "map_chapters", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(chapters_input_file)}, "set chapters mapping", "input_file_index" }, - { "t", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(recording_time)}, "record or transcode \"duration\" seconds of audio/video", "duration" }, - { "fs", HAS_ARG | OPT_INT64 | OPT_OFFSET, {.off = OFFSET(limit_filesize)}, "set the limit file size in bytes", "limit_size" }, // - { "ss", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(start_time)}, "set the start time offset", "time_off" }, - { "itsoffset", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(input_ts_offset)}, "set the input ts offset", "time_off" }, - { "itsscale", HAS_ARG | OPT_DOUBLE | OPT_SPEC, {.off = OFFSET(ts_scale)}, "set the input ts scale", "scale" }, - { "timestamp", HAS_ARG | OPT_FUNC2, {(void*)opt_recording_timestamp}, "set the recording timestamp ('now' to set the current time)", "time" }, - { "metadata", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(metadata)}, "add metadata", "string=string" }, - { "dframes", HAS_ARG | OPT_FUNC2, {(void*)opt_data_frames}, "set the number of data frames to record", "number" }, - { "benchmark", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark}, - "add timings for benchmarking" }, - { "benchmark_all", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark_all}, - "add timings for each task" }, - { "progress", HAS_ARG | OPT_EXPERT, {(void*)opt_progress}, - "write program-readable progress information", "url" }, - { "stdin", OPT_BOOL | OPT_EXPERT, {(void*)&stdin_interaction}, - "enable or disable interaction on standard input" }, - { "timelimit", HAS_ARG, {(void*)opt_timelimit}, "set max runtime in seconds", "limit" }, - { "dump", OPT_BOOL | OPT_EXPERT, {(void*)&do_pkt_dump}, - "dump each input packet" }, - { "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump}, - "when dumping packets, also dump the payload" }, - { "re", OPT_BOOL | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(rate_emu)}, "read input at native frame rate", "" }, - { "target", HAS_ARG | OPT_FUNC2, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" }, - { "vsync", HAS_ARG | OPT_EXPERT, {(void*)opt_vsync}, "video sync method", "" }, - { "async", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&audio_sync_method}, "audio sync method", "" }, - { "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&audio_drift_threshold}, "audio drift threshold", "threshold" }, - { "copyts", OPT_BOOL | OPT_EXPERT, {(void*)©_ts}, "copy timestamps" }, - { "copytb", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)©_tb}, "copy input stream time base when stream copying", "mode" }, - { "shortest", OPT_BOOL | OPT_EXPERT, {(void*)&opt_shortest}, "finish encoding within shortest input" }, // - { "dts_delta_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_delta_threshold}, "timestamp discontinuity delta threshold", "threshold" }, - { "dts_error_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_error_threshold}, "timestamp error delta threshold", "threshold" }, - { "xerror", OPT_BOOL, {(void*)&exit_on_error}, "exit on error", "error" }, - { "copyinkf", OPT_BOOL | OPT_EXPERT | OPT_SPEC, {.off = OFFSET(copy_initial_nonkeyframes)}, "copy initial non-keyframes" }, - { "frames", OPT_INT64 | HAS_ARG | OPT_SPEC, {.off = OFFSET(max_frames)}, "set the number of frames to record", "number" }, - { "tag", OPT_STRING | HAS_ARG | OPT_SPEC, {.off = OFFSET(codec_tags)}, "force codec tag/fourcc", "fourcc/tag" }, - { "q", HAS_ARG | OPT_EXPERT | OPT_DOUBLE | OPT_SPEC, {.off = OFFSET(qscale)}, "use fixed quality scale (VBR)", "q" }, - { "qscale", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_qscale}, "use fixed quality scale (VBR)", "q" }, - { "profile", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_profile}, "set profile", "profile" }, - { "filter", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(filters)}, "set stream filterchain", "filter_list" }, - { "filter_complex", HAS_ARG | OPT_EXPERT, {(void*)opt_filter_complex}, "create a complex filtergraph", "graph_description" }, - { "stats", OPT_BOOL, {&print_stats}, "print progress report during encoding", }, - { "attach", HAS_ARG | OPT_FUNC2, {(void*)opt_attach}, "add an attachment to the output file", "filename" }, - { "dump_attachment", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(dump_attachment)}, "extract an attachment into a file", "filename" }, - { "debug_ts", OPT_BOOL | OPT_EXPERT, {&debug_ts}, "print timestamp debugging info" }, - - /* video options */ - { "vframes", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_frames}, "set the number of video frames to record", "number" }, - { "r", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_rates)}, "set frame rate (Hz value, fraction or abbreviation)", "rate" }, - { "s", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_sizes)}, "set frame size (WxH or abbreviation)", "size" }, - { "aspect", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_aspect_ratios)}, "set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" }, - { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_pix_fmts)}, "set pixel format", "format" }, - { "bits_per_raw_sample", OPT_INT | HAS_ARG | OPT_VIDEO, {(void*)&frame_bits_per_raw_sample}, "set the number of bits per raw sample", "number" }, - { "croptop", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, - { "cropbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, - { "cropleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, - { "cropright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, - { "padtop", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" }, - { "padbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" }, - { "padleft", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" }, - { "padright", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" }, - { "padcolor", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "color" }, - { "intra", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_only}, "deprecated use -g 1"}, - { "vn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET, {.off = OFFSET(video_disable)}, "disable video" }, - { "vdt", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_discard}, "discard threshold", "n" }, - { "rc_override", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(rc_overrides)}, "rate control override for specific intervals", "override" }, - { "vcodec", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" }, - { "sameq", OPT_BOOL | OPT_VIDEO, {(void*)&same_quant}, "use same quantizer as source (implies VBR)" }, - { "same_quant", OPT_BOOL | OPT_VIDEO, {(void*)&same_quant}, - "use same quantizer as source (implies VBR)" }, - { "timecode", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_timecode}, "set initial TimeCode value.", "hh:mm:ss[:;.]ff" }, - { "pass", HAS_ARG | OPT_VIDEO, {(void*)opt_pass}, "select the pass number (1 or 2)", "n" }, - { "passlogfile", HAS_ARG | OPT_VIDEO, {(void*)&opt_passlogfile}, "select two pass log file name prefix", "prefix" }, - { "deinterlace", OPT_EXPERT | OPT_VIDEO, {(void*)opt_deinterlace}, - "this option is deprecated, use the yadif filter instead" }, - { "psnr", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_psnr}, "calculate PSNR of compressed frames" }, - { "vstats", OPT_EXPERT | OPT_VIDEO, {(void*)&opt_vstats}, "dump video coding statistics to file" }, - { "vstats_file", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_vstats_file}, "dump video coding statistics to file", "file" }, - { "vf", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_filters}, "video filters", "filter list" }, - { "intra_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(intra_matrices)}, "specify intra matrix coeffs", "matrix" }, - { "inter_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(inter_matrices)}, "specify inter matrix coeffs", "matrix" }, - { "top", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_INT| OPT_SPEC, {.off = OFFSET(top_field_first)}, "top=1/bottom=0/auto=-1 field first", "" }, - { "dc", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_dc_precision}, "intra_dc_precision", "precision" }, - { "vtag", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_FUNC2, {(void*)opt_old2new}, "force video tag/fourcc", "fourcc/tag" }, - { "qphist", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, { (void *)&qp_hist }, "show QP histogram" }, - { "force_fps", OPT_BOOL | OPT_EXPERT | OPT_VIDEO | OPT_SPEC, {.off = OFFSET(force_fps)}, "force the selected framerate, disable the best supported framerate selection" }, - { "streamid", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_streamid}, "set the value of an outfile streamid", "streamIndex:value" }, - { "force_key_frames", OPT_STRING | HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_SPEC, {.off = OFFSET(forced_key_frames)}, "force key frames at specified timestamps", "timestamps" }, - { "b", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_bitrate}, "video bitrate (please use -b:v)", "bitrate" }, - - /* audio options */ - { "aframes", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_frames}, "set the number of audio frames to record", "number" }, - { "aq", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_qscale}, "set audio quality (codec-specific)", "quality", }, - { "ar", HAS_ARG | OPT_AUDIO | OPT_INT | OPT_SPEC, {.off = OFFSET(audio_sample_rate)}, "set audio sampling rate (in Hz)", "rate" }, - { "ac", HAS_ARG | OPT_AUDIO | OPT_INT | OPT_SPEC, {.off = OFFSET(audio_channels)}, "set number of audio channels", "channels" }, - { "an", OPT_BOOL | OPT_AUDIO | OPT_OFFSET, {.off = OFFSET(audio_disable)}, "disable audio" }, - { "acodec", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_codec}, "force audio codec ('copy' to copy stream)", "codec" }, - { "atag", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_FUNC2, {(void*)opt_old2new}, "force audio tag/fourcc", "fourcc/tag" }, - { "vol", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&audio_volume}, "change audio volume (256=normal)" , "volume" }, // - { "sample_fmt", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_SPEC | OPT_STRING, {.off = OFFSET(sample_fmts)}, "set sample format", "format" }, - { "channel_layout", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_FUNC2, {(void*)opt_channel_layout}, "set channel layout", "layout" }, - { "af", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_filters}, "audio filters", "filter list" }, - - /* subtitle options */ - { "sn", OPT_BOOL | OPT_SUBTITLE | OPT_OFFSET, {.off = OFFSET(subtitle_disable)}, "disable subtitle" }, - { "scodec", HAS_ARG | OPT_SUBTITLE | OPT_FUNC2, {(void*)opt_subtitle_codec}, "force subtitle codec ('copy' to copy stream)", "codec" }, - { "stag", HAS_ARG | OPT_EXPERT | OPT_SUBTITLE | OPT_FUNC2, {(void*)opt_old2new}, "force subtitle tag/fourcc", "fourcc/tag" }, - - /* grab options */ - { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_channel}, "deprecated, use -channel", "channel" }, - { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_standard}, "deprecated, use -standard", "standard" }, - { "isync", OPT_BOOL | OPT_EXPERT | OPT_GRAB, {(void*)&input_sync}, "sync read on input", "" }, - - /* muxer options */ - { "muxdelay", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(mux_max_delay)}, "set the maximum demux-decode delay", "seconds" }, - { "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(mux_preload)}, "set the initial demux-decode delay", "seconds" }, - - { "bsf", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(bitstream_filters)}, "A comma-separated list of bitstream filters", "bitstream_filters" }, - { "absf", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_old2new}, "deprecated", "audio bitstream_filters" }, - { "vbsf", HAS_ARG | OPT_VIDEO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_old2new}, "deprecated", "video bitstream_filters" }, - - { "apre", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the audio options to the indicated preset", "preset" }, - { "vpre", HAS_ARG | OPT_VIDEO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the video options to the indicated preset", "preset" }, - { "spre", HAS_ARG | OPT_SUBTITLE | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the subtitle options to the indicated preset", "preset" }, - { "fpre", HAS_ARG | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set options from indicated preset file", "filename" }, - /* data codec support */ - { "dcodec", HAS_ARG | OPT_DATA | OPT_FUNC2, {(void*)opt_data_codec}, "force data codec ('copy' to copy stream)", "codec" }, - { "dn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET, {.off = OFFSET(data_disable)}, "disable data" }, - - { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" }, - { NULL, }, -}; - int main(int argc, char **argv) { OptionsContext o = { 0 }; int64_t ti; - options = real_options; reset_options(&o, 0); av_log_set_flags(AV_LOG_SKIP_REPEATED); diff --git a/ffmpeg.h b/ffmpeg.h new file mode 100644 index 0000000000..c497bf3907 --- /dev/null +++ b/ffmpeg.h @@ -0,0 +1,391 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef FFMPEG_H +#define FFMPEG_H + +#include "config.h" + +#include +#include +#include + +#if HAVE_PTHREADS +#include +#endif + +#include "cmdutils.h" + +#include "libavformat/avformat.h" +#include "libavformat/avio.h" + +#include "libavcodec/avcodec.h" + +#include "libavfilter/avfilter.h" +#include "libavfilter/avfiltergraph.h" + +#include "libavutil/avutil.h" +#include "libavutil/dict.h" +#include "libavutil/fifo.h" +#include "libavutil/pixfmt.h" +#include "libavutil/rational.h" + +#include "libswresample/swresample.h" + +#define VSYNC_AUTO -1 +#define VSYNC_PASSTHROUGH 0 +#define VSYNC_CFR 1 +#define VSYNC_VFR 2 +#define VSYNC_DROP 0xff + +#define MAX_STREAMS 1024 /* arbitrary sanity check value */ + +/* select an input stream for an output stream */ +typedef struct StreamMap { + int disabled; /** 1 is this mapping is disabled by a negative map */ + int file_index; + int stream_index; + int sync_file_index; + int sync_stream_index; + char *linklabel; /** name of an output link, for mapping lavfi outputs */ +} StreamMap; + +typedef struct { + int file_idx, stream_idx, channel_idx; // input + int ofile_idx, ostream_idx; // output +} AudioChannelMap; + +typedef struct OptionsContext { + /* input/output options */ + int64_t start_time; + const char *format; + + SpecifierOpt *codec_names; + int nb_codec_names; + SpecifierOpt *audio_channels; + int nb_audio_channels; + SpecifierOpt *audio_sample_rate; + int nb_audio_sample_rate; + SpecifierOpt *frame_rates; + int nb_frame_rates; + SpecifierOpt *frame_sizes; + int nb_frame_sizes; + SpecifierOpt *frame_pix_fmts; + int nb_frame_pix_fmts; + + /* input options */ + int64_t input_ts_offset; + int rate_emu; + + SpecifierOpt *ts_scale; + int nb_ts_scale; + SpecifierOpt *dump_attachment; + int nb_dump_attachment; + + /* output options */ + StreamMap *stream_maps; + int nb_stream_maps; + AudioChannelMap *audio_channel_maps; /* one info entry per -map_channel */ + int nb_audio_channel_maps; /* number of (valid) -map_channel settings */ + int metadata_global_manual; + int metadata_streams_manual; + int metadata_chapters_manual; + const char **attachments; + int nb_attachments; + + int chapters_input_file; + + int64_t recording_time; + uint64_t limit_filesize; + float mux_preload; + float mux_max_delay; + + int video_disable; + int audio_disable; + int subtitle_disable; + int data_disable; + + /* indexed by output file stream index */ + int *streamid_map; + int nb_streamid_map; + + SpecifierOpt *metadata; + int nb_metadata; + SpecifierOpt *max_frames; + int nb_max_frames; + SpecifierOpt *bitstream_filters; + int nb_bitstream_filters; + SpecifierOpt *codec_tags; + int nb_codec_tags; + SpecifierOpt *sample_fmts; + int nb_sample_fmts; + SpecifierOpt *qscale; + int nb_qscale; + SpecifierOpt *forced_key_frames; + int nb_forced_key_frames; + SpecifierOpt *force_fps; + int nb_force_fps; + SpecifierOpt *frame_aspect_ratios; + int nb_frame_aspect_ratios; + SpecifierOpt *rc_overrides; + int nb_rc_overrides; + SpecifierOpt *intra_matrices; + int nb_intra_matrices; + SpecifierOpt *inter_matrices; + int nb_inter_matrices; + SpecifierOpt *top_field_first; + int nb_top_field_first; + SpecifierOpt *metadata_map; + int nb_metadata_map; + SpecifierOpt *presets; + int nb_presets; + SpecifierOpt *copy_initial_nonkeyframes; + int nb_copy_initial_nonkeyframes; + SpecifierOpt *filters; + int nb_filters; +} OptionsContext; + +typedef struct InputFilter { + AVFilterContext *filter; + struct InputStream *ist; + struct FilterGraph *graph; + uint8_t *name; +} InputFilter; + +typedef struct OutputFilter { + AVFilterContext *filter; + struct OutputStream *ost; + struct FilterGraph *graph; + uint8_t *name; + + /* temporary storage until stream maps are processed */ + AVFilterInOut *out_tmp; +} OutputFilter; + +typedef struct FilterGraph { + int index; + const char *graph_desc; + + AVFilterGraph *graph; + + InputFilter **inputs; + int nb_inputs; + OutputFilter **outputs; + int nb_outputs; +} FilterGraph; + +typedef struct InputStream { + int file_index; + AVStream *st; + int discard; /* true if stream data should be discarded */ + int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */ + AVCodec *dec; + AVFrame *decoded_frame; + + int64_t start; /* time when read started */ + /* predicted dts of the next packet read for this stream or (when there are + * several frames in a packet) of the next frame in current packet (in AV_TIME_BASE units) */ + int64_t next_dts; + int64_t dts; ///< dts of the last packet read for this stream (in AV_TIME_BASE units) + + int64_t next_pts; ///< synthetic pts for the next decode frame (in AV_TIME_BASE units) + int64_t pts; ///< current pts of the decoded frame (in AV_TIME_BASE units) + int wrap_correction_done; + double ts_scale; + int is_start; /* is 1 at the start and after a discontinuity */ + int saw_first_ts; + int showed_multi_packet_warning; + AVDictionary *opts; + AVRational framerate; /* framerate forced with -r */ + int top_field_first; + + int resample_height; + int resample_width; + int resample_pix_fmt; + + int resample_sample_fmt; + int resample_sample_rate; + int resample_channels; + uint64_t resample_channel_layout; + + struct sub2video { + int64_t last_pts; + AVFilterBufferRef *ref; + int w, h; + } sub2video; + + /* a pool of free buffers for decoded data */ + FrameBuffer *buffer_pool; + int dr1; + + /* decoded data from this stream goes into all those filters + * currently video and audio only */ + InputFilter **filters; + int nb_filters; +} InputStream; + +typedef struct InputFile { + AVFormatContext *ctx; + int eof_reached; /* true if eof reached */ + int unavailable; /* true if the file is unavailable (possibly temporarily) */ + int ist_index; /* index of first stream in input_streams */ + int64_t ts_offset; + int nb_streams; /* number of stream that ffmpeg is aware of; may be different + from ctx.nb_streams if new streams appear during av_read_frame() */ + int nb_streams_warn; /* number of streams that the user was warned of */ + int rate_emu; + +#if HAVE_PTHREADS + pthread_t thread; /* thread reading from this file */ + int finished; /* the thread has exited */ + int joined; /* the thread has been joined */ + pthread_mutex_t fifo_lock; /* lock for access to fifo */ + pthread_cond_t fifo_cond; /* the main thread will signal on this cond after reading from fifo */ + AVFifoBuffer *fifo; /* demuxed packets are stored here; freed by the main thread */ +#endif +} InputFile; + +typedef struct OutputStream { + int file_index; /* file index */ + int index; /* stream index in the output file */ + int source_index; /* InputStream index */ + AVStream *st; /* stream in the output file */ + int encoding_needed; /* true if encoding needed for this stream */ + int frame_number; + /* input pts and corresponding output pts + for A/V sync */ + struct InputStream *sync_ist; /* input stream to sync against */ + int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ // FIXME look at frame_number + /* pts of the first frame encoded for this stream, used for limiting + * recording time */ + int64_t first_pts; + AVBitStreamFilterContext *bitstream_filters; + AVCodec *enc; + int64_t max_frames; + AVFrame *filtered_frame; + + /* video only */ + AVRational frame_rate; + int force_fps; + int top_field_first; + + float frame_aspect_ratio; + float last_quality; + + /* forced key frames */ + int64_t *forced_kf_pts; + int forced_kf_count; + int forced_kf_index; + char *forced_keyframes; + + /* audio only */ + int audio_channels_map[SWR_CH_MAX]; /* list of the channels id to pick from the source stream */ + int audio_channels_mapped; /* number of channels in audio_channels_map */ + + FILE *logfile; + + OutputFilter *filter; + char *avfilter; + + int64_t sws_flags; + int64_t swr_dither_method; + double swr_dither_scale; + AVDictionary *opts; + int is_past_recording_time; + int unavailable; /* true if the steram is unavailable (possibly temporarily) */ + int stream_copy; + const char *attachment_filename; + int copy_initial_nonkeyframes; + + int keep_pix_fmt; +} OutputStream; + +typedef struct OutputFile { + AVFormatContext *ctx; + AVDictionary *opts; + int ost_index; /* index of the first stream in output_streams */ + int64_t recording_time; ///< desired length of the resulting file in microseconds == AV_TIME_BASE units + int64_t start_time; ///< start time in microseconds == AV_TIME_BASE units + uint64_t limit_filesize; /* filesize limit expressed in bytes */ +} OutputFile; + +extern InputStream **input_streams; +extern int nb_input_streams; +extern InputFile **input_files; +extern int nb_input_files; + +extern OutputStream **output_streams; +extern int nb_output_streams; +extern OutputFile **output_files; +extern int nb_output_files; + +extern FilterGraph **filtergraphs; +extern int nb_filtergraphs; + +extern const char *pass_logfilename_prefix; +extern char *vstats_filename; + +extern float audio_drift_threshold; +extern float dts_delta_threshold; +extern float dts_error_threshold; + +extern int audio_volume; +extern int audio_sync_method; +extern int video_sync_method; +extern int do_benchmark; +extern int do_benchmark_all; +extern int do_deinterlace; +extern int do_hex_dump; +extern int do_pkt_dump; +extern int copy_ts; +extern int copy_tb; +extern int debug_ts; +extern int opt_shortest; +extern int exit_on_error; +extern int print_stats; +extern int qp_hist; +extern int same_quant; +extern int stdin_interaction; +extern int frame_bits_per_raw_sample; +extern AVIOContext *progress_avio; + +extern const AVIOInterruptCB int_cb; + +extern const OptionDef options[]; + +void term_init(void); +void term_exit(void); + +void reset_options(OptionsContext *o, int is_input); +void show_usage(void); + +void opt_output_file(void *optctx, const char *filename); + +void assert_avoptions(AVDictionary *m); + +int guess_input_channel_layout(InputStream *ist); + +enum PixelFormat choose_pixel_fmt(AVStream *st, AVCodec *codec, enum PixelFormat target); +void choose_sample_fmt(AVStream *st, AVCodec *codec); + +int configure_filtergraph(FilterGraph *fg); +int configure_output_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out); +int ist_in_filtergraph(FilterGraph *fg, InputStream *ist); +FilterGraph *init_simple_filtergraph(InputStream *ist, OutputStream *ost); + +#endif /* FFMPEG_H */ diff --git a/ffmpeg_filter.c b/ffmpeg_filter.c new file mode 100644 index 0000000000..498803c30a --- /dev/null +++ b/ffmpeg_filter.c @@ -0,0 +1,789 @@ +/* + * ffmpeg filter configuration + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "ffmpeg.h" + +#include "libavfilter/avfilter.h" +#include "libavfilter/avfiltergraph.h" +#include "libavfilter/buffersink.h" + +#include "libavutil/audioconvert.h" +#include "libavutil/avassert.h" +#include "libavutil/avstring.h" +#include "libavutil/bprint.h" +#include "libavutil/pixdesc.h" +#include "libavutil/pixfmt.h" +#include "libavutil/imgutils.h" +#include "libavutil/samplefmt.h" + +enum PixelFormat choose_pixel_fmt(AVStream *st, AVCodec *codec, enum PixelFormat target) +{ + if (codec && codec->pix_fmts) { + const enum PixelFormat *p = codec->pix_fmts; + int has_alpha= av_pix_fmt_descriptors[target].nb_components % 2 == 0; + enum PixelFormat best= PIX_FMT_NONE; + if (st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL) { + if (st->codec->codec_id == AV_CODEC_ID_MJPEG) { + p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE }; + } else if (st->codec->codec_id == AV_CODEC_ID_LJPEG) { + p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P, + PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE }; + } + } + for (; *p != PIX_FMT_NONE; p++) { + best= avcodec_find_best_pix_fmt2(best, *p, target, has_alpha, NULL); + if (*p == target) + break; + } + if (*p == PIX_FMT_NONE) { + if (target != PIX_FMT_NONE) + av_log(NULL, AV_LOG_WARNING, + "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n", + av_pix_fmt_descriptors[target].name, + codec->name, + av_pix_fmt_descriptors[best].name); + return best; + } + } + return target; +} + +void choose_sample_fmt(AVStream *st, AVCodec *codec) +{ + if (codec && codec->sample_fmts) { + const enum AVSampleFormat *p = codec->sample_fmts; + for (; *p != -1; p++) { + if (*p == st->codec->sample_fmt) + break; + } + if (*p == -1) { + if((codec->capabilities & CODEC_CAP_LOSSLESS) && av_get_sample_fmt_name(st->codec->sample_fmt) > av_get_sample_fmt_name(codec->sample_fmts[0])) + av_log(NULL, AV_LOG_ERROR, "Conversion will not be lossless.\n"); + if(av_get_sample_fmt_name(st->codec->sample_fmt)) + av_log(NULL, AV_LOG_WARNING, + "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n", + av_get_sample_fmt_name(st->codec->sample_fmt), + codec->name, + av_get_sample_fmt_name(codec->sample_fmts[0])); + st->codec->sample_fmt = codec->sample_fmts[0]; + } + } +} + +static char *choose_pix_fmts(OutputStream *ost) +{ + if (ost->keep_pix_fmt) { + if (ost->filter) + avfilter_graph_set_auto_convert(ost->filter->graph->graph, + AVFILTER_AUTO_CONVERT_NONE); + if (ost->st->codec->pix_fmt == PIX_FMT_NONE) + return NULL; + return av_strdup(av_get_pix_fmt_name(ost->st->codec->pix_fmt)); + } + if (ost->st->codec->pix_fmt != PIX_FMT_NONE) { + return av_strdup(av_get_pix_fmt_name(choose_pixel_fmt(ost->st, ost->enc, ost->st->codec->pix_fmt))); + } else if (ost->enc && ost->enc->pix_fmts) { + const enum PixelFormat *p; + AVIOContext *s = NULL; + uint8_t *ret; + int len; + + if (avio_open_dyn_buf(&s) < 0) + exit_program(1); + + p = ost->enc->pix_fmts; + if (ost->st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL) { + if (ost->st->codec->codec_id == AV_CODEC_ID_MJPEG) { + p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE }; + } else if (ost->st->codec->codec_id == AV_CODEC_ID_LJPEG) { + p = (const enum PixelFormat[]) { PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P, + PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE }; + } + } + + for (; *p != PIX_FMT_NONE; p++) { + const char *name = av_get_pix_fmt_name(*p); + avio_printf(s, "%s:", name); + } + len = avio_close_dyn_buf(s, &ret); + ret[len - 1] = 0; + return ret; + } else + return NULL; +} + +/** + * Define a function for building a string containing a list of + * allowed formats, + */ +#define DEF_CHOOSE_FORMAT(type, var, supported_list, none, get_name, separator)\ +static char *choose_ ## var ## s(OutputStream *ost) \ +{ \ + if (ost->st->codec->var != none) { \ + get_name(ost->st->codec->var); \ + return av_strdup(name); \ + } else if (ost->enc->supported_list) { \ + const type *p; \ + AVIOContext *s = NULL; \ + uint8_t *ret; \ + int len; \ + \ + if (avio_open_dyn_buf(&s) < 0) \ + exit_program(1); \ + \ + for (p = ost->enc->supported_list; *p != none; p++) { \ + get_name(*p); \ + avio_printf(s, "%s" separator, name); \ + } \ + len = avio_close_dyn_buf(s, &ret); \ + ret[len - 1] = 0; \ + return ret; \ + } else \ + return NULL; \ +} + +#define GET_PIX_FMT_NAME(pix_fmt)\ + const char *name = av_get_pix_fmt_name(pix_fmt); + +// DEF_CHOOSE_FORMAT(enum PixelFormat, pix_fmt, pix_fmts, PIX_FMT_NONE, +// GET_PIX_FMT_NAME, ":") + +#define GET_SAMPLE_FMT_NAME(sample_fmt)\ + const char *name = av_get_sample_fmt_name(sample_fmt) + +DEF_CHOOSE_FORMAT(enum AVSampleFormat, sample_fmt, sample_fmts, + AV_SAMPLE_FMT_NONE, GET_SAMPLE_FMT_NAME, ",") + +#define GET_SAMPLE_RATE_NAME(rate)\ + char name[16];\ + snprintf(name, sizeof(name), "%d", rate); + +DEF_CHOOSE_FORMAT(int, sample_rate, supported_samplerates, 0, + GET_SAMPLE_RATE_NAME, ",") + +#define GET_CH_LAYOUT_NAME(ch_layout)\ + char name[16];\ + snprintf(name, sizeof(name), "0x%"PRIx64, ch_layout); + +DEF_CHOOSE_FORMAT(uint64_t, channel_layout, channel_layouts, 0, + GET_CH_LAYOUT_NAME, ",") + +FilterGraph *init_simple_filtergraph(InputStream *ist, OutputStream *ost) +{ + FilterGraph *fg = av_mallocz(sizeof(*fg)); + + if (!fg) + exit_program(1); + fg->index = nb_filtergraphs; + + fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs), &fg->nb_outputs, + fg->nb_outputs + 1); + if (!(fg->outputs[0] = av_mallocz(sizeof(*fg->outputs[0])))) + exit_program(1); + fg->outputs[0]->ost = ost; + fg->outputs[0]->graph = fg; + + ost->filter = fg->outputs[0]; + + fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs), &fg->nb_inputs, + fg->nb_inputs + 1); + if (!(fg->inputs[0] = av_mallocz(sizeof(*fg->inputs[0])))) + exit_program(1); + fg->inputs[0]->ist = ist; + fg->inputs[0]->graph = fg; + + ist->filters = grow_array(ist->filters, sizeof(*ist->filters), + &ist->nb_filters, ist->nb_filters + 1); + ist->filters[ist->nb_filters - 1] = fg->inputs[0]; + + filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs), + &nb_filtergraphs, nb_filtergraphs + 1); + filtergraphs[nb_filtergraphs - 1] = fg; + + return fg; +} + +static void init_input_filter(FilterGraph *fg, AVFilterInOut *in) +{ + InputStream *ist = NULL; + enum AVMediaType type = avfilter_pad_get_type(in->filter_ctx->input_pads, in->pad_idx); + int i; + + // TODO: support other filter types + if (type != AVMEDIA_TYPE_VIDEO && type != AVMEDIA_TYPE_AUDIO) { + av_log(NULL, AV_LOG_FATAL, "Only video and audio filters supported " + "currently.\n"); + exit_program(1); + } + + if (in->name) { + AVFormatContext *s; + AVStream *st = NULL; + char *p; + int file_idx = strtol(in->name, &p, 0); + + if (file_idx < 0 || file_idx >= nb_input_files) { + av_log(NULL, AV_LOG_FATAL, "Invalid file index %d in filtergraph description %s.\n", + file_idx, fg->graph_desc); + exit_program(1); + } + s = input_files[file_idx]->ctx; + + for (i = 0; i < s->nb_streams; i++) { + enum AVMediaType stream_type = s->streams[i]->codec->codec_type; + if (stream_type != type && + !(stream_type == AVMEDIA_TYPE_SUBTITLE && + type == AVMEDIA_TYPE_VIDEO /* sub2video hack */)) + continue; + if (check_stream_specifier(s, s->streams[i], *p == ':' ? p + 1 : p) == 1) { + st = s->streams[i]; + break; + } + } + if (!st) { + av_log(NULL, AV_LOG_FATAL, "Stream specifier '%s' in filtergraph description %s " + "matches no streams.\n", p, fg->graph_desc); + exit_program(1); + } + ist = input_streams[input_files[file_idx]->ist_index + st->index]; + } else { + /* find the first unused stream of corresponding type */ + for (i = 0; i < nb_input_streams; i++) { + ist = input_streams[i]; + if (ist->st->codec->codec_type == type && ist->discard) + break; + } + if (i == nb_input_streams) { + av_log(NULL, AV_LOG_FATAL, "Cannot find a matching stream for " + "unlabeled input pad %d on filter %s\n", in->pad_idx, + in->filter_ctx->name); + exit_program(1); + } + } + av_assert0(ist); + + ist->discard = 0; + ist->decoding_needed = 1; + ist->st->discard = AVDISCARD_NONE; + + fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs), + &fg->nb_inputs, fg->nb_inputs + 1); + if (!(fg->inputs[fg->nb_inputs - 1] = av_mallocz(sizeof(*fg->inputs[0])))) + exit_program(1); + fg->inputs[fg->nb_inputs - 1]->ist = ist; + fg->inputs[fg->nb_inputs - 1]->graph = fg; + + ist->filters = grow_array(ist->filters, sizeof(*ist->filters), + &ist->nb_filters, ist->nb_filters + 1); + ist->filters[ist->nb_filters - 1] = fg->inputs[fg->nb_inputs - 1]; +} + +static int configure_output_video_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out) +{ + char *pix_fmts; + OutputStream *ost = ofilter->ost; + AVCodecContext *codec = ost->st->codec; + AVFilterContext *last_filter = out->filter_ctx; + int pad_idx = out->pad_idx; + int ret; + char name[255]; + AVBufferSinkParams *buffersink_params = av_buffersink_params_alloc(); + + snprintf(name, sizeof(name), "output stream %d:%d", ost->file_index, ost->index); + ret = avfilter_graph_create_filter(&ofilter->filter, + avfilter_get_by_name("buffersink"), + name, NULL, NULL/*buffersink_params*/, fg->graph); + av_freep(&buffersink_params); + + if (ret < 0) + return ret; + + if (codec->width || codec->height) { + char args[255]; + AVFilterContext *filter; + + snprintf(args, sizeof(args), "%d:%d:flags=0x%X", + codec->width, + codec->height, + (unsigned)ost->sws_flags); + snprintf(name, sizeof(name), "scaler for output stream %d:%d", + ost->file_index, ost->index); + if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"), + name, args, NULL, fg->graph)) < 0) + return ret; + if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0) + return ret; + + last_filter = filter; + pad_idx = 0; + } + + if ((pix_fmts = choose_pix_fmts(ost))) { + AVFilterContext *filter; + snprintf(name, sizeof(name), "pixel format for output stream %d:%d", + ost->file_index, ost->index); + if ((ret = avfilter_graph_create_filter(&filter, + avfilter_get_by_name("format"), + "format", pix_fmts, NULL, + fg->graph)) < 0) + return ret; + if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0) + return ret; + + last_filter = filter; + pad_idx = 0; + av_freep(&pix_fmts); + } + + if (ost->frame_rate.num && 0) { + AVFilterContext *fps; + char args[255]; + + snprintf(args, sizeof(args), "fps=%d/%d", ost->frame_rate.num, + ost->frame_rate.den); + snprintf(name, sizeof(name), "fps for output stream %d:%d", + ost->file_index, ost->index); + ret = avfilter_graph_create_filter(&fps, avfilter_get_by_name("fps"), + name, args, NULL, fg->graph); + if (ret < 0) + return ret; + + ret = avfilter_link(last_filter, pad_idx, fps, 0); + if (ret < 0) + return ret; + last_filter = fps; + pad_idx = 0; + } + + if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0) + return ret; + + return 0; +} + +static int configure_output_audio_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out) +{ + OutputStream *ost = ofilter->ost; + AVCodecContext *codec = ost->st->codec; + AVFilterContext *last_filter = out->filter_ctx; + int pad_idx = out->pad_idx; + char *sample_fmts, *sample_rates, *channel_layouts; + char name[255]; + int ret; + + + snprintf(name, sizeof(name), "output stream %d:%d", ost->file_index, ost->index); + ret = avfilter_graph_create_filter(&ofilter->filter, + avfilter_get_by_name("abuffersink"), + name, NULL, NULL, fg->graph); + if (ret < 0) + return ret; + +#define AUTO_INSERT_FILTER(opt_name, filter_name, arg) do { \ + AVFilterContext *filt_ctx; \ + \ + av_log(NULL, AV_LOG_INFO, opt_name " is forwarded to lavfi " \ + "similarly to -af " filter_name "=%s.\n", arg); \ + \ + ret = avfilter_graph_create_filter(&filt_ctx, \ + avfilter_get_by_name(filter_name), \ + filter_name, arg, NULL, fg->graph); \ + if (ret < 0) \ + return ret; \ + \ + ret = avfilter_link(last_filter, pad_idx, filt_ctx, 0); \ + if (ret < 0) \ + return ret; \ + \ + last_filter = filt_ctx; \ + pad_idx = 0; \ +} while (0) + if (ost->audio_channels_mapped) { + int i; + AVBPrint pan_buf; + av_bprint_init(&pan_buf, 256, 8192); + av_bprintf(&pan_buf, "0x%"PRIx64, + av_get_default_channel_layout(ost->audio_channels_mapped)); + for (i = 0; i < ost->audio_channels_mapped; i++) + if (ost->audio_channels_map[i] != -1) + av_bprintf(&pan_buf, ":c%d=c%d", i, ost->audio_channels_map[i]); + + AUTO_INSERT_FILTER("-map_channel", "pan", pan_buf.str); + av_bprint_finalize(&pan_buf, NULL); + } + + if (codec->channels && !codec->channel_layout) + codec->channel_layout = av_get_default_channel_layout(codec->channels); + + sample_fmts = choose_sample_fmts(ost); + sample_rates = choose_sample_rates(ost); + channel_layouts = choose_channel_layouts(ost); + if (sample_fmts || sample_rates || channel_layouts) { + AVFilterContext *format; + char args[256]; + int len = 0; + + if (sample_fmts) + len += snprintf(args + len, sizeof(args) - len, "sample_fmts=%s:", + sample_fmts); + if (sample_rates) + len += snprintf(args + len, sizeof(args) - len, "sample_rates=%s:", + sample_rates); + if (channel_layouts) + len += snprintf(args + len, sizeof(args) - len, "channel_layouts=%s:", + channel_layouts); + args[len - 1] = 0; + + av_freep(&sample_fmts); + av_freep(&sample_rates); + av_freep(&channel_layouts); + + snprintf(name, sizeof(name), "audio format for output stream %d:%d", + ost->file_index, ost->index); + ret = avfilter_graph_create_filter(&format, + avfilter_get_by_name("aformat"), + name, args, NULL, fg->graph); + if (ret < 0) + return ret; + + ret = avfilter_link(last_filter, pad_idx, format, 0); + if (ret < 0) + return ret; + + last_filter = format; + pad_idx = 0; + } + + if (audio_volume != 256 && 0) { + char args[256]; + + snprintf(args, sizeof(args), "%f", audio_volume / 256.); + AUTO_INSERT_FILTER("-vol", "volume", args); + } + + if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0) + return ret; + + return 0; +} + +#define DESCRIBE_FILTER_LINK(f, inout, in) \ +{ \ + AVFilterContext *ctx = inout->filter_ctx; \ + AVFilterPad *pads = in ? ctx->input_pads : ctx->output_pads; \ + int nb_pads = in ? ctx->input_count : ctx->output_count; \ + AVIOContext *pb; \ + \ + if (avio_open_dyn_buf(&pb) < 0) \ + exit_program(1); \ + \ + avio_printf(pb, "%s", ctx->filter->name); \ + if (nb_pads > 1) \ + avio_printf(pb, ":%s", avfilter_pad_get_name(pads, inout->pad_idx));\ + avio_w8(pb, 0); \ + avio_close_dyn_buf(pb, &f->name); \ +} + +int configure_output_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out) +{ + av_freep(&ofilter->name); + DESCRIBE_FILTER_LINK(ofilter, out, 0); + + switch (avfilter_pad_get_type(out->filter_ctx->output_pads, out->pad_idx)) { + case AVMEDIA_TYPE_VIDEO: return configure_output_video_filter(fg, ofilter, out); + case AVMEDIA_TYPE_AUDIO: return configure_output_audio_filter(fg, ofilter, out); + default: av_assert0(0); + } +} + +static int sub2video_prepare(InputStream *ist) +{ + AVFormatContext *avf = input_files[ist->file_index]->ctx; + int i, ret, w, h; + uint8_t *image[4]; + int linesize[4]; + + /* Compute the size of the canvas for the subtitles stream. + If the subtitles codec has set a size, use it. Otherwise use the + maximum dimensions of the video streams in the same file. */ + w = ist->st->codec->width; + h = ist->st->codec->height; + if (!(w && h)) { + for (i = 0; i < avf->nb_streams; i++) { + if (avf->streams[i]->codec->codec_type == AVMEDIA_TYPE_VIDEO) { + w = FFMAX(w, avf->streams[i]->codec->width); + h = FFMAX(h, avf->streams[i]->codec->height); + } + } + if (!(w && h)) { + w = FFMAX(w, 720); + h = FFMAX(h, 576); + } + av_log(avf, AV_LOG_INFO, "sub2video: using %dx%d canvas\n", w, h); + } + ist->sub2video.w = ist->st->codec->width = w; + ist->sub2video.h = ist->st->codec->height = h; + + /* rectangles are PIX_FMT_PAL8, but we have no guarantee that the + palettes for all rectangles are identical or compatible */ + ist->st->codec->pix_fmt = PIX_FMT_RGB32; + + ret = av_image_alloc(image, linesize, w, h, PIX_FMT_RGB32, 32); + if (ret < 0) + return ret; + memset(image[0], 0, h * linesize[0]); + ist->sub2video.ref = avfilter_get_video_buffer_ref_from_arrays( + image, linesize, AV_PERM_READ | AV_PERM_PRESERVE, + w, h, PIX_FMT_RGB32); + if (!ist->sub2video.ref) { + av_free(image[0]); + return AVERROR(ENOMEM); + } + return 0; +} + +static int configure_input_video_filter(FilterGraph *fg, InputFilter *ifilter, + AVFilterInOut *in) +{ + AVFilterContext *first_filter = in->filter_ctx; + AVFilter *filter = avfilter_get_by_name("buffer"); + InputStream *ist = ifilter->ist; + AVRational tb = ist->framerate.num ? av_inv_q(ist->framerate) : + ist->st->time_base; + AVRational fr = ist->framerate.num ? ist->framerate : + ist->st->r_frame_rate; + AVRational sar; + AVBPrint args; + char name[255]; + int pad_idx = in->pad_idx; + int ret; + + if (ist->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) { + ret = sub2video_prepare(ist); + if (ret < 0) + return ret; + } + + sar = ist->st->sample_aspect_ratio.num ? + ist->st->sample_aspect_ratio : + ist->st->codec->sample_aspect_ratio; + if(!sar.den) + sar = (AVRational){0,1}; + av_bprint_init(&args, 0, 1); + av_bprintf(&args, + "video_size=%dx%d:pix_fmt=%d:time_base=%d/%d:" + "pixel_aspect=%d/%d:sws_param=flags=%d", ist->st->codec->width, + ist->st->codec->height, ist->st->codec->pix_fmt, + tb.num, tb.den, sar.num, sar.den, + SWS_BILINEAR + ((ist->st->codec->flags&CODEC_FLAG_BITEXACT) ? SWS_BITEXACT:0)); + if (fr.num && fr.den) + av_bprintf(&args, ":frame_rate=%d/%d", fr.num, fr.den); + snprintf(name, sizeof(name), "graph %d input from stream %d:%d", fg->index, + ist->file_index, ist->st->index); + + if ((ret = avfilter_graph_create_filter(&ifilter->filter, filter, name, + args.str, NULL, fg->graph)) < 0) + return ret; + + if (ist->framerate.num) { + AVFilterContext *setpts; + + snprintf(name, sizeof(name), "force CFR for input from stream %d:%d", + ist->file_index, ist->st->index); + if ((ret = avfilter_graph_create_filter(&setpts, + avfilter_get_by_name("setpts"), + name, "N", NULL, + fg->graph)) < 0) + return ret; + + if ((ret = avfilter_link(setpts, 0, first_filter, pad_idx)) < 0) + return ret; + + first_filter = setpts; + pad_idx = 0; + } + + if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0) + return ret; + return 0; +} + +static int configure_input_audio_filter(FilterGraph *fg, InputFilter *ifilter, + AVFilterInOut *in) +{ + AVFilterContext *first_filter = in->filter_ctx; + AVFilter *filter = avfilter_get_by_name("abuffer"); + InputStream *ist = ifilter->ist; + int pad_idx = in->pad_idx; + char args[255], name[255]; + int ret; + + snprintf(args, sizeof(args), "time_base=%d/%d:sample_rate=%d:sample_fmt=%s" + ":channel_layout=0x%"PRIx64, + 1, ist->st->codec->sample_rate, + ist->st->codec->sample_rate, + av_get_sample_fmt_name(ist->st->codec->sample_fmt), + ist->st->codec->channel_layout); + snprintf(name, sizeof(name), "graph %d input from stream %d:%d", fg->index, + ist->file_index, ist->st->index); + + if ((ret = avfilter_graph_create_filter(&ifilter->filter, filter, + name, args, NULL, + fg->graph)) < 0) + return ret; + +#define AUTO_INSERT_FILTER_INPUT(opt_name, filter_name, arg) do { \ + AVFilterContext *filt_ctx; \ + \ + av_log(NULL, AV_LOG_INFO, opt_name " is forwarded to lavfi " \ + "similarly to -af " filter_name "=%s.\n", arg); \ + \ + snprintf(name, sizeof(name), "graph %d %s for input stream %d:%d", \ + fg->index, filter_name, ist->file_index, ist->st->index); \ + ret = avfilter_graph_create_filter(&filt_ctx, \ + avfilter_get_by_name(filter_name), \ + name, arg, NULL, fg->graph); \ + if (ret < 0) \ + return ret; \ + \ + ret = avfilter_link(filt_ctx, 0, first_filter, pad_idx); \ + if (ret < 0) \ + return ret; \ + \ + first_filter = filt_ctx; \ +} while (0) + + if (audio_sync_method > 0) { + char args[256] = {0}; + + av_strlcatf(args, sizeof(args), "min_comp=0.001:min_hard_comp=%f", audio_drift_threshold); + if (audio_sync_method > 1) + av_strlcatf(args, sizeof(args), ":max_soft_comp=%f", audio_sync_method/(double)ist->st->codec->sample_rate); + AUTO_INSERT_FILTER_INPUT("-async", "aresample", args); + } + +// if (ost->audio_channels_mapped) { +// int i; +// AVBPrint pan_buf; +// av_bprint_init(&pan_buf, 256, 8192); +// av_bprintf(&pan_buf, "0x%"PRIx64, +// av_get_default_channel_layout(ost->audio_channels_mapped)); +// for (i = 0; i < ost->audio_channels_mapped; i++) +// if (ost->audio_channels_map[i] != -1) +// av_bprintf(&pan_buf, ":c%d=c%d", i, ost->audio_channels_map[i]); +// AUTO_INSERT_FILTER_INPUT("-map_channel", "pan", pan_buf.str); +// av_bprint_finalize(&pan_buf, NULL); +// } + + if (audio_volume != 256) { + char args[256]; + + snprintf(args, sizeof(args), "%f", audio_volume / 256.); + AUTO_INSERT_FILTER_INPUT("-vol", "volume", args); + } + if ((ret = avfilter_link(ifilter->filter, 0, first_filter, pad_idx)) < 0) + return ret; + + return 0; +} + +static int configure_input_filter(FilterGraph *fg, InputFilter *ifilter, + AVFilterInOut *in) +{ + av_freep(&ifilter->name); + DESCRIBE_FILTER_LINK(ifilter, in, 1); + + switch (avfilter_pad_get_type(in->filter_ctx->input_pads, in->pad_idx)) { + case AVMEDIA_TYPE_VIDEO: return configure_input_video_filter(fg, ifilter, in); + case AVMEDIA_TYPE_AUDIO: return configure_input_audio_filter(fg, ifilter, in); + default: av_assert0(0); + } +} + +int configure_filtergraph(FilterGraph *fg) +{ + AVFilterInOut *inputs, *outputs, *cur; + int ret, i, init = !fg->graph, simple = !fg->graph_desc; + const char *graph_desc = simple ? fg->outputs[0]->ost->avfilter : + fg->graph_desc; + + avfilter_graph_free(&fg->graph); + if (!(fg->graph = avfilter_graph_alloc())) + return AVERROR(ENOMEM); + + if (simple) { + OutputStream *ost = fg->outputs[0]->ost; + char args[255]; + snprintf(args, sizeof(args), "flags=0x%X", (unsigned)ost->sws_flags); + fg->graph->scale_sws_opts = av_strdup(args); + } + + if ((ret = avfilter_graph_parse2(fg->graph, graph_desc, &inputs, &outputs)) < 0) + return ret; + + if (simple && (!inputs || inputs->next || !outputs || outputs->next)) { + av_log(NULL, AV_LOG_ERROR, "Simple filtergraph '%s' does not have " + "exactly one input and output.\n", graph_desc); + return AVERROR(EINVAL); + } + + for (cur = inputs; !simple && init && cur; cur = cur->next) + init_input_filter(fg, cur); + + for (cur = inputs, i = 0; cur; cur = cur->next, i++) + if ((ret = configure_input_filter(fg, fg->inputs[i], cur)) < 0) + return ret; + avfilter_inout_free(&inputs); + + if (!init || simple) { + /* we already know the mappings between lavfi outputs and output streams, + * so we can finish the setup */ + for (cur = outputs, i = 0; cur; cur = cur->next, i++) + configure_output_filter(fg, fg->outputs[i], cur); + avfilter_inout_free(&outputs); + + if ((ret = avfilter_graph_config(fg->graph, NULL)) < 0) + return ret; + } else { + /* wait until output mappings are processed */ + for (cur = outputs; cur;) { + fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs), + &fg->nb_outputs, fg->nb_outputs + 1); + if (!(fg->outputs[fg->nb_outputs - 1] = av_mallocz(sizeof(*fg->outputs[0])))) + exit_program(1); + fg->outputs[fg->nb_outputs - 1]->graph = fg; + fg->outputs[fg->nb_outputs - 1]->out_tmp = cur; + cur = cur->next; + fg->outputs[fg->nb_outputs - 1]->out_tmp->next = NULL; + } + } + + return 0; +} + +int ist_in_filtergraph(FilterGraph *fg, InputStream *ist) +{ + int i; + for (i = 0; i < fg->nb_inputs; i++) + if (fg->inputs[i]->ist == ist) + return 1; + return 0; +} + diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c new file mode 100644 index 0000000000..6dfac056e5 --- /dev/null +++ b/ffmpeg_opt.c @@ -0,0 +1,2300 @@ +/* + * ffmpeg option parsing + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include + +#include "ffmpeg.h" +#include "cmdutils.h" + +#include "libavformat/avformat.h" + +#include "libavcodec/avcodec.h" + +#include "libavfilter/avfilter.h" +#include "libavfilter/avfiltergraph.h" + +#include "libavutil/audioconvert.h" +#include "libavutil/avassert.h" +#include "libavutil/avstring.h" +#include "libavutil/avutil.h" +#include "libavutil/intreadwrite.h" +#include "libavutil/fifo.h" +#include "libavutil/mathematics.h" +#include "libavutil/opt.h" +#include "libavutil/parseutils.h" +#include "libavutil/pixdesc.h" +#include "libavutil/pixfmt.h" + +#define MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)\ +{\ + int i, ret;\ + for (i = 0; i < o->nb_ ## name; i++) {\ + char *spec = o->name[i].specifier;\ + if ((ret = check_stream_specifier(fmtctx, st, spec)) > 0)\ + outvar = o->name[i].u.type;\ + else if (ret < 0)\ + exit_program(1);\ + }\ +} + +const char *pass_logfilename_prefix; +char *vstats_filename; + +float audio_drift_threshold = 0.1; +float dts_delta_threshold = 10; +float dts_error_threshold = 3600*30; + +int audio_volume = 256; +int audio_sync_method = 0; +int video_sync_method = VSYNC_AUTO; +int do_deinterlace = 0; +int do_benchmark = 0; +int do_benchmark_all = 0; +int do_hex_dump = 0; +int do_pkt_dump = 0; +int copy_ts = 0; +int copy_tb = -1; +int debug_ts = 0; +int opt_shortest = 0; +int exit_on_error = 0; +int print_stats = 1; +int qp_hist = 0; +int same_quant = 0; +int stdin_interaction = 1; +int frame_bits_per_raw_sample = 0; + + +static int intra_only = 0; +static const char *video_codec_name = NULL; +static const char *audio_codec_name = NULL; +static const char *subtitle_codec_name = NULL; +static int file_overwrite = 0; +static int no_file_overwrite = 0; +static int video_discard = 0; +static int intra_dc_precision = 8; +static int do_psnr = 0; +static int do_pass = 0; +static int input_sync; + +void reset_options(OptionsContext *o, int is_input) +{ + const OptionDef *po = options; + OptionsContext bak= *o; + int i; + + /* all OPT_SPEC and OPT_STRING can be freed in generic way */ + while (po->name) { + void *dst = (uint8_t*)o + po->u.off; + + if (po->flags & OPT_SPEC) { + SpecifierOpt **so = dst; + int i, *count = (int*)(so + 1); + for (i = 0; i < *count; i++) { + av_freep(&(*so)[i].specifier); + if (po->flags & OPT_STRING) + av_freep(&(*so)[i].u.str); + } + av_freep(so); + *count = 0; + } else if (po->flags & OPT_OFFSET && po->flags & OPT_STRING) + av_freep(dst); + po++; + } + + for (i = 0; i < o->nb_stream_maps; i++) + av_freep(&o->stream_maps[i].linklabel); + av_freep(&o->stream_maps); + av_freep(&o->audio_channel_maps); + av_freep(&o->streamid_map); + + memset(o, 0, sizeof(*o)); + + if (is_input) { + o->recording_time = bak.recording_time; + if (o->recording_time != INT64_MAX) + av_log(NULL, AV_LOG_WARNING, + "-t is not an input option, keeping it for the next output;" + " consider fixing your command line.\n"); + } else + o->recording_time = INT64_MAX; + o->mux_max_delay = 0.7; + o->limit_filesize = UINT64_MAX; + o->chapters_input_file = INT_MAX; + + uninit_opts(); + init_opts(); +} + + +static int opt_frame_crop(const char *opt, const char *arg) +{ + av_log(NULL, AV_LOG_FATAL, "Option '%s' has been removed, use the crop filter instead\n", opt); + return AVERROR(EINVAL); +} + +static int opt_pad(const char *opt, const char *arg) +{ + av_log(NULL, AV_LOG_FATAL, "Option '%s' has been removed, use the pad filter instead\n", opt); + return -1; +} + +static int opt_video_channel(const char *opt, const char *arg) +{ + av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -channel.\n"); + return opt_default("channel", arg); + } + +static int opt_video_standard(const char *opt, const char *arg) +{ + av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -standard.\n"); + return opt_default("standard", arg); +} + +static int opt_audio_codec(OptionsContext *o, const char *opt, const char *arg) +{ + audio_codec_name = arg; + return parse_option(o, "codec:a", arg, options); +} + +static int opt_video_codec(OptionsContext *o, const char *opt, const char *arg) +{ + video_codec_name = arg; + return parse_option(o, "codec:v", arg, options); +} + +static int opt_subtitle_codec(OptionsContext *o, const char *opt, const char *arg) +{ + subtitle_codec_name = arg; + return parse_option(o, "codec:s", arg, options); +} + +static int opt_data_codec(OptionsContext *o, const char *opt, const char *arg) +{ + return parse_option(o, "codec:d", arg, options); +} + +static int opt_map(OptionsContext *o, const char *opt, const char *arg) +{ + StreamMap *m = NULL; + int i, negative = 0, file_idx; + int sync_file_idx = -1, sync_stream_idx = 0; + char *p, *sync; + char *map; + + if (*arg == '-') { + negative = 1; + arg++; + } + map = av_strdup(arg); + + /* parse sync stream first, just pick first matching stream */ + if (sync = strchr(map, ',')) { + *sync = 0; + sync_file_idx = strtol(sync + 1, &sync, 0); + if (sync_file_idx >= nb_input_files || sync_file_idx < 0) { + av_log(NULL, AV_LOG_FATAL, "Invalid sync file index: %d.\n", sync_file_idx); + exit_program(1); + } + if (*sync) + sync++; + for (i = 0; i < input_files[sync_file_idx]->nb_streams; i++) + if (check_stream_specifier(input_files[sync_file_idx]->ctx, + input_files[sync_file_idx]->ctx->streams[i], sync) == 1) { + sync_stream_idx = i; + break; + } + if (i == input_files[sync_file_idx]->nb_streams) { + av_log(NULL, AV_LOG_FATAL, "Sync stream specification in map %s does not " + "match any streams.\n", arg); + exit_program(1); + } + } + + + if (map[0] == '[') { + /* this mapping refers to lavfi output */ + const char *c = map + 1; + o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps), + &o->nb_stream_maps, o->nb_stream_maps + 1); + m = &o->stream_maps[o->nb_stream_maps - 1]; + m->linklabel = av_get_token(&c, "]"); + if (!m->linklabel) { + av_log(NULL, AV_LOG_ERROR, "Invalid output link label: %s.\n", map); + exit_program(1); + } + } else { + file_idx = strtol(map, &p, 0); + if (file_idx >= nb_input_files || file_idx < 0) { + av_log(NULL, AV_LOG_FATAL, "Invalid input file index: %d.\n", file_idx); + exit_program(1); + } + if (negative) + /* disable some already defined maps */ + for (i = 0; i < o->nb_stream_maps; i++) { + m = &o->stream_maps[i]; + if (file_idx == m->file_index && + check_stream_specifier(input_files[m->file_index]->ctx, + input_files[m->file_index]->ctx->streams[m->stream_index], + *p == ':' ? p + 1 : p) > 0) + m->disabled = 1; + } + else + for (i = 0; i < input_files[file_idx]->nb_streams; i++) { + if (check_stream_specifier(input_files[file_idx]->ctx, input_files[file_idx]->ctx->streams[i], + *p == ':' ? p + 1 : p) <= 0) + continue; + o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps), + &o->nb_stream_maps, o->nb_stream_maps + 1); + m = &o->stream_maps[o->nb_stream_maps - 1]; + + m->file_index = file_idx; + m->stream_index = i; + + if (sync_file_idx >= 0) { + m->sync_file_index = sync_file_idx; + m->sync_stream_index = sync_stream_idx; + } else { + m->sync_file_index = file_idx; + m->sync_stream_index = i; + } + } + } + + if (!m) { + av_log(NULL, AV_LOG_FATAL, "Stream map '%s' matches no streams.\n", arg); + exit_program(1); + } + + av_freep(&map); + return 0; +} + +static int opt_attach(OptionsContext *o, const char *opt, const char *arg) +{ + o->attachments = grow_array(o->attachments, sizeof(*o->attachments), + &o->nb_attachments, o->nb_attachments + 1); + o->attachments[o->nb_attachments - 1] = arg; + return 0; +} + +static int opt_map_channel(OptionsContext *o, const char *opt, const char *arg) +{ + int n; + AVStream *st; + AudioChannelMap *m; + + o->audio_channel_maps = + grow_array(o->audio_channel_maps, sizeof(*o->audio_channel_maps), + &o->nb_audio_channel_maps, o->nb_audio_channel_maps + 1); + m = &o->audio_channel_maps[o->nb_audio_channel_maps - 1]; + + /* muted channel syntax */ + n = sscanf(arg, "%d:%d.%d", &m->channel_idx, &m->ofile_idx, &m->ostream_idx); + if ((n == 1 || n == 3) && m->channel_idx == -1) { + m->file_idx = m->stream_idx = -1; + if (n == 1) + m->ofile_idx = m->ostream_idx = -1; + return 0; + } + + /* normal syntax */ + n = sscanf(arg, "%d.%d.%d:%d.%d", + &m->file_idx, &m->stream_idx, &m->channel_idx, + &m->ofile_idx, &m->ostream_idx); + + if (n != 3 && n != 5) { + av_log(NULL, AV_LOG_FATAL, "Syntax error, mapchan usage: " + "[file.stream.channel|-1][:syncfile:syncstream]\n"); + exit_program(1); + } + + if (n != 5) // only file.stream.channel specified + m->ofile_idx = m->ostream_idx = -1; + + /* check input */ + if (m->file_idx < 0 || m->file_idx >= nb_input_files) { + av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file index: %d\n", + m->file_idx); + exit_program(1); + } + if (m->stream_idx < 0 || + m->stream_idx >= input_files[m->file_idx]->nb_streams) { + av_log(NULL, AV_LOG_FATAL, "mapchan: invalid input file stream index #%d.%d\n", + m->file_idx, m->stream_idx); + exit_program(1); + } + st = input_files[m->file_idx]->ctx->streams[m->stream_idx]; + if (st->codec->codec_type != AVMEDIA_TYPE_AUDIO) { + av_log(NULL, AV_LOG_FATAL, "mapchan: stream #%d.%d is not an audio stream.\n", + m->file_idx, m->stream_idx); + exit_program(1); + } + if (m->channel_idx < 0 || m->channel_idx >= st->codec->channels) { + av_log(NULL, AV_LOG_FATAL, "mapchan: invalid audio channel #%d.%d.%d\n", + m->file_idx, m->stream_idx, m->channel_idx); + exit_program(1); + } + return 0; +} + +/** + * Parse a metadata specifier in arg. + * @param type metadata type is written here -- g(lobal)/s(tream)/c(hapter)/p(rogram) + * @param index for type c/p, chapter/program index is written here + * @param stream_spec for type s, the stream specifier is written here + */ +static void parse_meta_type(char *arg, char *type, int *index, const char **stream_spec) +{ + if (*arg) { + *type = *arg; + switch (*arg) { + case 'g': + break; + case 's': + if (*(++arg) && *arg != ':') { + av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", arg); + exit_program(1); + } + *stream_spec = *arg == ':' ? arg + 1 : ""; + break; + case 'c': + case 'p': + if (*(++arg) == ':') + *index = strtol(++arg, NULL, 0); + break; + default: + av_log(NULL, AV_LOG_FATAL, "Invalid metadata type %c.\n", *arg); + exit_program(1); + } + } else + *type = 'g'; +} + +static int copy_metadata(char *outspec, char *inspec, AVFormatContext *oc, AVFormatContext *ic, OptionsContext *o) +{ + AVDictionary **meta_in = NULL; + AVDictionary **meta_out = NULL; + int i, ret = 0; + char type_in, type_out; + const char *istream_spec = NULL, *ostream_spec = NULL; + int idx_in = 0, idx_out = 0; + + parse_meta_type(inspec, &type_in, &idx_in, &istream_spec); + parse_meta_type(outspec, &type_out, &idx_out, &ostream_spec); + + if (!ic) { + if (type_out == 'g' || !*outspec) + o->metadata_global_manual = 1; + if (type_out == 's' || !*outspec) + o->metadata_streams_manual = 1; + if (type_out == 'c' || !*outspec) + o->metadata_chapters_manual = 1; + return 0; + } + + if (type_in == 'g' || type_out == 'g') + o->metadata_global_manual = 1; + if (type_in == 's' || type_out == 's') + o->metadata_streams_manual = 1; + if (type_in == 'c' || type_out == 'c') + o->metadata_chapters_manual = 1; + +#define METADATA_CHECK_INDEX(index, nb_elems, desc)\ + if ((index) < 0 || (index) >= (nb_elems)) {\ + av_log(NULL, AV_LOG_FATAL, "Invalid %s index %d while processing metadata maps.\n",\ + (desc), (index));\ + exit_program(1);\ + } + +#define SET_DICT(type, meta, context, index)\ + switch (type) {\ + case 'g':\ + meta = &context->metadata;\ + break;\ + case 'c':\ + METADATA_CHECK_INDEX(index, context->nb_chapters, "chapter")\ + meta = &context->chapters[index]->metadata;\ + break;\ + case 'p':\ + METADATA_CHECK_INDEX(index, context->nb_programs, "program")\ + meta = &context->programs[index]->metadata;\ + break;\ + default: av_assert0(0);\ + }\ + + SET_DICT(type_in, meta_in, ic, idx_in); + SET_DICT(type_out, meta_out, oc, idx_out); + + /* for input streams choose first matching stream */ + if (type_in == 's') { + for (i = 0; i < ic->nb_streams; i++) { + if ((ret = check_stream_specifier(ic, ic->streams[i], istream_spec)) > 0) { + meta_in = &ic->streams[i]->metadata; + break; + } else if (ret < 0) + exit_program(1); + } + if (!meta_in) { + av_log(NULL, AV_LOG_FATAL, "Stream specifier %s does not match any streams.\n", istream_spec); + exit_program(1); + } + } + + if (type_out == 's') { + for (i = 0; i < oc->nb_streams; i++) { + if ((ret = check_stream_specifier(oc, oc->streams[i], ostream_spec)) > 0) { + meta_out = &oc->streams[i]->metadata; + av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE); + } else if (ret < 0) + exit_program(1); + } + } else + av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE); + + return 0; +} + +static int opt_recording_timestamp(OptionsContext *o, const char *opt, const char *arg) +{ + char buf[128]; + int64_t recording_timestamp = parse_time_or_die(opt, arg, 0) / 1E6; + struct tm time = *gmtime((time_t*)&recording_timestamp); + strftime(buf, sizeof(buf), "creation_time=%FT%T%z", &time); + parse_option(o, "metadata", buf, options); + + av_log(NULL, AV_LOG_WARNING, "%s is deprecated, set the 'creation_time' metadata " + "tag instead.\n", opt); + return 0; +} + +static AVCodec *find_codec_or_die(const char *name, enum AVMediaType type, int encoder) +{ + const char *codec_string = encoder ? "encoder" : "decoder"; + AVCodec *codec; + + codec = encoder ? + avcodec_find_encoder_by_name(name) : + avcodec_find_decoder_by_name(name); + if (!codec) { + av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name); + exit_program(1); + } + if (codec->type != type) { + av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name); + exit_program(1); + } + return codec; +} + +static AVCodec *choose_decoder(OptionsContext *o, AVFormatContext *s, AVStream *st) +{ + char *codec_name = NULL; + + MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, st); + if (codec_name) { + AVCodec *codec = find_codec_or_die(codec_name, st->codec->codec_type, 0); + st->codec->codec_id = codec->id; + return codec; + } else + return avcodec_find_decoder(st->codec->codec_id); +} + +/** + * Add all the streams from the given input file to the global + * list of input streams. + */ +static void add_input_streams(OptionsContext *o, AVFormatContext *ic) +{ + int i; + char *next, *codec_tag = NULL; + + for (i = 0; i < ic->nb_streams; i++) { + AVStream *st = ic->streams[i]; + AVCodecContext *dec = st->codec; + InputStream *ist = av_mallocz(sizeof(*ist)); + char *framerate = NULL; + + if (!ist) + exit_program(1); + + input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1); + input_streams[nb_input_streams - 1] = ist; + + ist->st = st; + ist->file_index = nb_input_files; + ist->discard = 1; + st->discard = AVDISCARD_ALL; + ist->opts = filter_codec_opts(codec_opts, ist->st->codec->codec_id, ic, st, choose_decoder(o, ic, st)); + + ist->ts_scale = 1.0; + MATCH_PER_STREAM_OPT(ts_scale, dbl, ist->ts_scale, ic, st); + + MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, ic, st); + if (codec_tag) { + uint32_t tag = strtol(codec_tag, &next, 0); + if (*next) + tag = AV_RL32(codec_tag); + st->codec->codec_tag = tag; + } + + ist->dec = choose_decoder(o, ic, st); + + switch (dec->codec_type) { + case AVMEDIA_TYPE_VIDEO: + if(!ist->dec) + ist->dec = avcodec_find_decoder(dec->codec_id); + if (dec->lowres) { + dec->flags |= CODEC_FLAG_EMU_EDGE; + } + + ist->resample_height = dec->height; + ist->resample_width = dec->width; + ist->resample_pix_fmt = dec->pix_fmt; + + MATCH_PER_STREAM_OPT(frame_rates, str, framerate, ic, st); + if (framerate && av_parse_video_rate(&ist->framerate, + framerate) < 0) { + av_log(NULL, AV_LOG_ERROR, "Error parsing framerate %s.\n", + framerate); + exit_program(1); + } + + ist->top_field_first = -1; + MATCH_PER_STREAM_OPT(top_field_first, i, ist->top_field_first, ic, st); + + break; + case AVMEDIA_TYPE_AUDIO: + guess_input_channel_layout(ist); + + ist->resample_sample_fmt = dec->sample_fmt; + ist->resample_sample_rate = dec->sample_rate; + ist->resample_channels = dec->channels; + ist->resample_channel_layout = dec->channel_layout; + + break; + case AVMEDIA_TYPE_DATA: + case AVMEDIA_TYPE_SUBTITLE: + if(!ist->dec) + ist->dec = avcodec_find_decoder(dec->codec_id); + break; + case AVMEDIA_TYPE_ATTACHMENT: + case AVMEDIA_TYPE_UNKNOWN: + break; + default: + abort(); + } + } +} + +static void assert_file_overwrite(const char *filename) +{ + if ((!file_overwrite || no_file_overwrite) && + (strchr(filename, ':') == NULL || filename[1] == ':' || + av_strstart(filename, "file:", NULL))) { + if (avio_check(filename, 0) == 0) { + if (stdin_interaction && (!no_file_overwrite || file_overwrite)) { + fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename); + fflush(stderr); + term_exit(); + signal(SIGINT, SIG_DFL); + if (!read_yesno()) { + av_log(NULL, AV_LOG_FATAL, "Not overwriting - exiting\n"); + exit_program(1); + } + term_init(); + } + else { + av_log(NULL, AV_LOG_FATAL, "File '%s' already exists. Exiting.\n", filename); + exit_program(1); + } + } + } +} + +static void dump_attachment(AVStream *st, const char *filename) +{ + int ret; + AVIOContext *out = NULL; + AVDictionaryEntry *e; + + if (!st->codec->extradata_size) { + av_log(NULL, AV_LOG_WARNING, "No extradata to dump in stream #%d:%d.\n", + nb_input_files - 1, st->index); + return; + } + if (!*filename && (e = av_dict_get(st->metadata, "filename", NULL, 0))) + filename = e->value; + if (!*filename) { + av_log(NULL, AV_LOG_FATAL, "No filename specified and no 'filename' tag" + "in stream #%d:%d.\n", nb_input_files - 1, st->index); + exit_program(1); + } + + assert_file_overwrite(filename); + + if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, &int_cb, NULL)) < 0) { + av_log(NULL, AV_LOG_FATAL, "Could not open file %s for writing.\n", + filename); + exit_program(1); + } + + avio_write(out, st->codec->extradata, st->codec->extradata_size); + avio_flush(out); + avio_close(out); +} + +static int opt_input_file(OptionsContext *o, const char *opt, const char *filename) +{ + AVFormatContext *ic; + AVInputFormat *file_iformat = NULL; + int err, i, ret; + int64_t timestamp; + uint8_t buf[128]; + AVDictionary **opts; + int orig_nb_streams; // number of streams before avformat_find_stream_info + + if (o->format) { + if (!(file_iformat = av_find_input_format(o->format))) { + av_log(NULL, AV_LOG_FATAL, "Unknown input format: '%s'\n", o->format); + exit_program(1); + } + } + + if (!strcmp(filename, "-")) + filename = "pipe:"; + + stdin_interaction &= strncmp(filename, "pipe:", 5) && + strcmp(filename, "/dev/stdin"); + + /* get default parameters from command line */ + ic = avformat_alloc_context(); + if (!ic) { + print_error(filename, AVERROR(ENOMEM)); + exit_program(1); + } + if (o->nb_audio_sample_rate) { + snprintf(buf, sizeof(buf), "%d", o->audio_sample_rate[o->nb_audio_sample_rate - 1].u.i); + av_dict_set(&format_opts, "sample_rate", buf, 0); + } + if (o->nb_audio_channels) { + /* because we set audio_channels based on both the "ac" and + * "channel_layout" options, we need to check that the specified + * demuxer actually has the "channels" option before setting it */ + if (file_iformat && file_iformat->priv_class && + av_opt_find(&file_iformat->priv_class, "channels", NULL, 0, + AV_OPT_SEARCH_FAKE_OBJ)) { + snprintf(buf, sizeof(buf), "%d", + o->audio_channels[o->nb_audio_channels - 1].u.i); + av_dict_set(&format_opts, "channels", buf, 0); + } + } + if (o->nb_frame_rates) { + /* set the format-level framerate option; + * this is important for video grabbers, e.g. x11 */ + if (file_iformat && file_iformat->priv_class && + av_opt_find(&file_iformat->priv_class, "framerate", NULL, 0, + AV_OPT_SEARCH_FAKE_OBJ)) { + av_dict_set(&format_opts, "framerate", + o->frame_rates[o->nb_frame_rates - 1].u.str, 0); + } + } + if (o->nb_frame_sizes) { + av_dict_set(&format_opts, "video_size", o->frame_sizes[o->nb_frame_sizes - 1].u.str, 0); + } + if (o->nb_frame_pix_fmts) + av_dict_set(&format_opts, "pixel_format", o->frame_pix_fmts[o->nb_frame_pix_fmts - 1].u.str, 0); + + ic->video_codec_id = video_codec_name ? + find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0)->id : AV_CODEC_ID_NONE; + ic->audio_codec_id = audio_codec_name ? + find_codec_or_die(audio_codec_name , AVMEDIA_TYPE_AUDIO , 0)->id : AV_CODEC_ID_NONE; + ic->subtitle_codec_id= subtitle_codec_name ? + find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0)->id : AV_CODEC_ID_NONE; + ic->flags |= AVFMT_FLAG_NONBLOCK; + ic->interrupt_callback = int_cb; + + /* open the input file with generic avformat function */ + err = avformat_open_input(&ic, filename, file_iformat, &format_opts); + if (err < 0) { + print_error(filename, err); + exit_program(1); + } + assert_avoptions(format_opts); + + /* apply forced codec ids */ + for (i = 0; i < ic->nb_streams; i++) + choose_decoder(o, ic, ic->streams[i]); + + /* Set AVCodecContext options for avformat_find_stream_info */ + opts = setup_find_stream_info_opts(ic, codec_opts); + orig_nb_streams = ic->nb_streams; + + /* If not enough info to get the stream parameters, we decode the + first frames to get it. (used in mpeg case for example) */ + ret = avformat_find_stream_info(ic, opts); + if (ret < 0) { + av_log(NULL, AV_LOG_FATAL, "%s: could not find codec parameters\n", filename); + avformat_close_input(&ic); + exit_program(1); + } + + timestamp = o->start_time; + /* add the stream start time */ + if (ic->start_time != AV_NOPTS_VALUE) + timestamp += ic->start_time; + + /* if seeking requested, we execute it */ + if (o->start_time != 0) { + ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD); + if (ret < 0) { + av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n", + filename, (double)timestamp / AV_TIME_BASE); + } + } + + /* update the current parameters so that they match the one of the input stream */ + add_input_streams(o, ic); + + /* dump the file content */ + av_dump_format(ic, nb_input_files, filename, 0); + + input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1); + if (!(input_files[nb_input_files - 1] = av_mallocz(sizeof(*input_files[0])))) + exit_program(1); + + input_files[nb_input_files - 1]->ctx = ic; + input_files[nb_input_files - 1]->ist_index = nb_input_streams - ic->nb_streams; + input_files[nb_input_files - 1]->ts_offset = o->input_ts_offset - (copy_ts ? 0 : timestamp); + input_files[nb_input_files - 1]->nb_streams = ic->nb_streams; + input_files[nb_input_files - 1]->rate_emu = o->rate_emu; + + for (i = 0; i < o->nb_dump_attachment; i++) { + int j; + + for (j = 0; j < ic->nb_streams; j++) { + AVStream *st = ic->streams[j]; + + if (check_stream_specifier(ic, st, o->dump_attachment[i].specifier) == 1) + dump_attachment(st, o->dump_attachment[i].u.str); + } + } + + for (i = 0; i < orig_nb_streams; i++) + av_dict_free(&opts[i]); + av_freep(&opts); + + reset_options(o, 1); + return 0; +} + +static uint8_t *get_line(AVIOContext *s) +{ + AVIOContext *line; + uint8_t *buf; + char c; + + if (avio_open_dyn_buf(&line) < 0) { + av_log(NULL, AV_LOG_FATAL, "Could not alloc buffer for reading preset.\n"); + exit_program(1); + } + + while ((c = avio_r8(s)) && c != '\n') + avio_w8(line, c); + avio_w8(line, 0); + avio_close_dyn_buf(line, &buf); + + return buf; +} + +static int get_preset_file_2(const char *preset_name, const char *codec_name, AVIOContext **s) +{ + int i, ret = 1; + char filename[1000]; + const char *base[3] = { getenv("AVCONV_DATADIR"), + getenv("HOME"), + AVCONV_DATADIR, + }; + + for (i = 0; i < FF_ARRAY_ELEMS(base) && ret; i++) { + if (!base[i]) + continue; + if (codec_name) { + snprintf(filename, sizeof(filename), "%s%s/%s-%s.avpreset", base[i], + i != 1 ? "" : "/.avconv", codec_name, preset_name); + ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL); + } + if (ret) { + snprintf(filename, sizeof(filename), "%s%s/%s.avpreset", base[i], + i != 1 ? "" : "/.avconv", preset_name); + ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL); + } + } + return ret; +} + +static void choose_encoder(OptionsContext *o, AVFormatContext *s, OutputStream *ost) +{ + char *codec_name = NULL; + + MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, ost->st); + if (!codec_name) { + ost->st->codec->codec_id = av_guess_codec(s->oformat, NULL, s->filename, + NULL, ost->st->codec->codec_type); + ost->enc = avcodec_find_encoder(ost->st->codec->codec_id); + } else if (!strcmp(codec_name, "copy")) + ost->stream_copy = 1; + else { + ost->enc = find_codec_or_die(codec_name, ost->st->codec->codec_type, 1); + ost->st->codec->codec_id = ost->enc->id; + } +} + +static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type, int source_index) +{ + OutputStream *ost; + AVStream *st = avformat_new_stream(oc, NULL); + int idx = oc->nb_streams - 1, ret = 0; + char *bsf = NULL, *next, *codec_tag = NULL; + AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL; + double qscale = -1; + char *buf = NULL, *arg = NULL, *preset = NULL; + AVIOContext *s = NULL; + + if (!st) { + av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n"); + exit_program(1); + } + + if (oc->nb_streams - 1 < o->nb_streamid_map) + st->id = o->streamid_map[oc->nb_streams - 1]; + + output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams, + nb_output_streams + 1); + if (!(ost = av_mallocz(sizeof(*ost)))) + exit_program(1); + output_streams[nb_output_streams - 1] = ost; + + ost->file_index = nb_output_files; + ost->index = idx; + ost->st = st; + st->codec->codec_type = type; + choose_encoder(o, oc, ost); + if (ost->enc) { + ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st, ost->enc); + } + + avcodec_get_context_defaults3(st->codec, ost->enc); + st->codec->codec_type = type; // XXX hack, avcodec_get_context_defaults2() sets type to unknown for stream copy + + MATCH_PER_STREAM_OPT(presets, str, preset, oc, st); + if (preset && (!(ret = get_preset_file_2(preset, ost->enc->name, &s)))) { + do { + buf = get_line(s); + if (!buf[0] || buf[0] == '#') { + av_free(buf); + continue; + } + if (!(arg = strchr(buf, '='))) { + av_log(NULL, AV_LOG_FATAL, "Invalid line found in the preset file.\n"); + exit_program(1); + } + *arg++ = 0; + av_dict_set(&ost->opts, buf, arg, AV_DICT_DONT_OVERWRITE); + av_free(buf); + } while (!s->eof_reached); + avio_close(s); + } + if (ret) { + av_log(NULL, AV_LOG_FATAL, + "Preset %s specified for stream %d:%d, but could not be opened.\n", + preset, ost->file_index, ost->index); + exit_program(1); + } + + ost->max_frames = INT64_MAX; + MATCH_PER_STREAM_OPT(max_frames, i64, ost->max_frames, oc, st); + + MATCH_PER_STREAM_OPT(bitstream_filters, str, bsf, oc, st); + while (bsf) { + if (next = strchr(bsf, ',')) + *next++ = 0; + if (!(bsfc = av_bitstream_filter_init(bsf))) { + av_log(NULL, AV_LOG_FATAL, "Unknown bitstream filter %s\n", bsf); + exit_program(1); + } + if (bsfc_prev) + bsfc_prev->next = bsfc; + else + ost->bitstream_filters = bsfc; + + bsfc_prev = bsfc; + bsf = next; + } + + MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st); + if (codec_tag) { + uint32_t tag = strtol(codec_tag, &next, 0); + if (*next) + tag = AV_RL32(codec_tag); + st->codec->codec_tag = tag; + } + + MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st); + if (qscale >= 0 || same_quant) { + st->codec->flags |= CODEC_FLAG_QSCALE; + st->codec->global_quality = FF_QP2LAMBDA * qscale; + } + + if (oc->oformat->flags & AVFMT_GLOBALHEADER) + st->codec->flags |= CODEC_FLAG_GLOBAL_HEADER; + + av_opt_get_int(sws_opts, "sws_flags", 0, &ost->sws_flags); + av_opt_get_int (swr_opts, "dither_method", 0, &ost->swr_dither_method); + av_opt_get_double(swr_opts, "dither_scale" , 0, &ost->swr_dither_scale); + + ost->source_index = source_index; + if (source_index >= 0) { + ost->sync_ist = input_streams[source_index]; + input_streams[source_index]->discard = 0; + input_streams[source_index]->st->discard = AVDISCARD_NONE; + } + + return ost; +} + +static void parse_matrix_coeffs(uint16_t *dest, const char *str) +{ + int i; + const char *p = str; + for (i = 0;; i++) { + dest[i] = atoi(p); + if (i == 63) + break; + p = strchr(p, ','); + if (!p) { + av_log(NULL, AV_LOG_FATAL, "Syntax error in matrix \"%s\" at coeff %d\n", str, i); + exit_program(1); + } + p++; + } +} + +static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc, int source_index) +{ + AVStream *st; + OutputStream *ost; + AVCodecContext *video_enc; + char *frame_rate = NULL; + + ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO, source_index); + st = ost->st; + video_enc = st->codec; + + MATCH_PER_STREAM_OPT(frame_rates, str, frame_rate, oc, st); + if (frame_rate && av_parse_video_rate(&ost->frame_rate, frame_rate) < 0) { + av_log(NULL, AV_LOG_FATAL, "Invalid framerate value: %s\n", frame_rate); + exit_program(1); + } + + if (!ost->stream_copy) { + const char *p = NULL; + char *frame_size = NULL; + char *frame_aspect_ratio = NULL, *frame_pix_fmt = NULL; + char *intra_matrix = NULL, *inter_matrix = NULL; + const char *filters = "null"; + int i; + + MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st); + if (frame_size && av_parse_video_size(&video_enc->width, &video_enc->height, frame_size) < 0) { + av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size); + exit_program(1); + } + + MATCH_PER_STREAM_OPT(frame_aspect_ratios, str, frame_aspect_ratio, oc, st); + if (frame_aspect_ratio) { + AVRational q; + if (av_parse_ratio(&q, frame_aspect_ratio, 255, 0, NULL) < 0 || + q.num <= 0 || q.den <= 0) { + av_log(NULL, AV_LOG_FATAL, "Invalid aspect ratio: %s\n", frame_aspect_ratio); + exit_program(1); + } + ost->frame_aspect_ratio = av_q2d(q); + } + + video_enc->bits_per_raw_sample = frame_bits_per_raw_sample; + MATCH_PER_STREAM_OPT(frame_pix_fmts, str, frame_pix_fmt, oc, st); + if (frame_pix_fmt && *frame_pix_fmt == '+') { + ost->keep_pix_fmt = 1; + if (!*++frame_pix_fmt) + frame_pix_fmt = NULL; + } + if (frame_pix_fmt && (video_enc->pix_fmt = av_get_pix_fmt(frame_pix_fmt)) == PIX_FMT_NONE) { + av_log(NULL, AV_LOG_FATAL, "Unknown pixel format requested: %s.\n", frame_pix_fmt); + exit_program(1); + } + st->sample_aspect_ratio = video_enc->sample_aspect_ratio; + + if (intra_only) + video_enc->gop_size = 0; + MATCH_PER_STREAM_OPT(intra_matrices, str, intra_matrix, oc, st); + if (intra_matrix) { + if (!(video_enc->intra_matrix = av_mallocz(sizeof(*video_enc->intra_matrix) * 64))) { + av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n"); + exit_program(1); + } + parse_matrix_coeffs(video_enc->intra_matrix, intra_matrix); + } + MATCH_PER_STREAM_OPT(inter_matrices, str, inter_matrix, oc, st); + if (inter_matrix) { + if (!(video_enc->inter_matrix = av_mallocz(sizeof(*video_enc->inter_matrix) * 64))) { + av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for inter matrix.\n"); + exit_program(1); + } + parse_matrix_coeffs(video_enc->inter_matrix, inter_matrix); + } + + MATCH_PER_STREAM_OPT(rc_overrides, str, p, oc, st); + for (i = 0; p; i++) { + int start, end, q; + int e = sscanf(p, "%d,%d,%d", &start, &end, &q); + if (e != 3) { + av_log(NULL, AV_LOG_FATAL, "error parsing rc_override\n"); + exit_program(1); + } + /* FIXME realloc failure */ + video_enc->rc_override = + av_realloc(video_enc->rc_override, + sizeof(RcOverride) * (i + 1)); + video_enc->rc_override[i].start_frame = start; + video_enc->rc_override[i].end_frame = end; + if (q > 0) { + video_enc->rc_override[i].qscale = q; + video_enc->rc_override[i].quality_factor = 1.0; + } + else { + video_enc->rc_override[i].qscale = 0; + video_enc->rc_override[i].quality_factor = -q/100.0; + } + p = strchr(p, '/'); + if (p) p++; + } + video_enc->rc_override_count = i; + if (!video_enc->rc_initial_buffer_occupancy) + video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size * 3 / 4; + video_enc->intra_dc_precision = intra_dc_precision - 8; + + if (do_psnr) + video_enc->flags|= CODEC_FLAG_PSNR; + + /* two pass mode */ + if (do_pass) { + if (do_pass & 1) { + video_enc->flags |= CODEC_FLAG_PASS1; + } + if (do_pass & 2) { + video_enc->flags |= CODEC_FLAG_PASS2; + } + } + + MATCH_PER_STREAM_OPT(forced_key_frames, str, ost->forced_keyframes, oc, st); + if (ost->forced_keyframes) + ost->forced_keyframes = av_strdup(ost->forced_keyframes); + + MATCH_PER_STREAM_OPT(force_fps, i, ost->force_fps, oc, st); + + ost->top_field_first = -1; + MATCH_PER_STREAM_OPT(top_field_first, i, ost->top_field_first, oc, st); + + MATCH_PER_STREAM_OPT(filters, str, filters, oc, st); + ost->avfilter = av_strdup(filters); + } else { + MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc ,st); + } + + return ost; +} + +static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc, int source_index) +{ + int n; + AVStream *st; + OutputStream *ost; + AVCodecContext *audio_enc; + + ost = new_output_stream(o, oc, AVMEDIA_TYPE_AUDIO, source_index); + st = ost->st; + + audio_enc = st->codec; + audio_enc->codec_type = AVMEDIA_TYPE_AUDIO; + + if (!ost->stream_copy) { + char *sample_fmt = NULL; + const char *filters = "anull"; + + MATCH_PER_STREAM_OPT(audio_channels, i, audio_enc->channels, oc, st); + + MATCH_PER_STREAM_OPT(sample_fmts, str, sample_fmt, oc, st); + if (sample_fmt && + (audio_enc->sample_fmt = av_get_sample_fmt(sample_fmt)) == AV_SAMPLE_FMT_NONE) { + av_log(NULL, AV_LOG_FATAL, "Invalid sample format '%s'\n", sample_fmt); + exit_program(1); + } + + MATCH_PER_STREAM_OPT(audio_sample_rate, i, audio_enc->sample_rate, oc, st); + + MATCH_PER_STREAM_OPT(filters, str, filters, oc, st); + + av_assert1(filters); + ost->avfilter = av_strdup(filters); + + /* check for channel mapping for this audio stream */ + for (n = 0; n < o->nb_audio_channel_maps; n++) { + AudioChannelMap *map = &o->audio_channel_maps[n]; + InputStream *ist = input_streams[ost->source_index]; + if ((map->channel_idx == -1 || (ist->file_index == map->file_idx && ist->st->index == map->stream_idx)) && + (map->ofile_idx == -1 || ost->file_index == map->ofile_idx) && + (map->ostream_idx == -1 || ost->st->index == map->ostream_idx)) { + if (ost->audio_channels_mapped < FF_ARRAY_ELEMS(ost->audio_channels_map)) + ost->audio_channels_map[ost->audio_channels_mapped++] = map->channel_idx; + else + av_log(NULL, AV_LOG_FATAL, "Max channel mapping for output %d.%d reached\n", + ost->file_index, ost->st->index); + } + } + } + + return ost; +} + +static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc, int source_index) +{ + OutputStream *ost; + + ost = new_output_stream(o, oc, AVMEDIA_TYPE_DATA, source_index); + if (!ost->stream_copy) { + av_log(NULL, AV_LOG_FATAL, "Data stream encoding not supported yet (only streamcopy)\n"); + exit_program(1); + } + + return ost; +} + +static OutputStream *new_attachment_stream(OptionsContext *o, AVFormatContext *oc, int source_index) +{ + OutputStream *ost = new_output_stream(o, oc, AVMEDIA_TYPE_ATTACHMENT, source_index); + ost->stream_copy = 1; + return ost; +} + +static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc, int source_index) +{ + AVStream *st; + OutputStream *ost; + AVCodecContext *subtitle_enc; + + ost = new_output_stream(o, oc, AVMEDIA_TYPE_SUBTITLE, source_index); + st = ost->st; + subtitle_enc = st->codec; + + subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE; + + MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc, st); + + return ost; +} + +/* arg format is "output-stream-index:streamid-value". */ +static int opt_streamid(OptionsContext *o, const char *opt, const char *arg) +{ + int idx; + char *p; + char idx_str[16]; + + av_strlcpy(idx_str, arg, sizeof(idx_str)); + p = strchr(idx_str, ':'); + if (!p) { + av_log(NULL, AV_LOG_FATAL, + "Invalid value '%s' for option '%s', required syntax is 'index:value'\n", + arg, opt); + exit_program(1); + } + *p++ = '\0'; + idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, MAX_STREAMS-1); + o->streamid_map = grow_array(o->streamid_map, sizeof(*o->streamid_map), &o->nb_streamid_map, idx+1); + o->streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX); + return 0; +} + +static int copy_chapters(InputFile *ifile, OutputFile *ofile, int copy_metadata) +{ + AVFormatContext *is = ifile->ctx; + AVFormatContext *os = ofile->ctx; + int i; + + for (i = 0; i < is->nb_chapters; i++) { + AVChapter *in_ch = is->chapters[i], *out_ch; + int64_t ts_off = av_rescale_q(ofile->start_time - ifile->ts_offset, + AV_TIME_BASE_Q, in_ch->time_base); + int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX : + av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base); + + + if (in_ch->end < ts_off) + continue; + if (rt != INT64_MAX && in_ch->start > rt + ts_off) + break; + + out_ch = av_mallocz(sizeof(AVChapter)); + if (!out_ch) + return AVERROR(ENOMEM); + + out_ch->id = in_ch->id; + out_ch->time_base = in_ch->time_base; + out_ch->start = FFMAX(0, in_ch->start - ts_off); + out_ch->end = FFMIN(rt, in_ch->end - ts_off); + + if (copy_metadata) + av_dict_copy(&out_ch->metadata, in_ch->metadata, 0); + + os->nb_chapters++; + os->chapters = av_realloc_f(os->chapters, os->nb_chapters, sizeof(AVChapter)); + if (!os->chapters) + return AVERROR(ENOMEM); + os->chapters[os->nb_chapters - 1] = out_ch; + } + return 0; +} + +static int read_ffserver_streams(OptionsContext *o, AVFormatContext *s, const char *filename) +{ + int i, err; + AVFormatContext *ic = avformat_alloc_context(); + + ic->interrupt_callback = int_cb; + err = avformat_open_input(&ic, filename, NULL, NULL); + if (err < 0) + return err; + /* copy stream format */ + for(i=0;inb_streams;i++) { + AVStream *st; + OutputStream *ost; + AVCodec *codec; + AVCodecContext *avctx; + + codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id); + ost = new_output_stream(o, s, codec->type, -1); + st = ost->st; + avctx = st->codec; + ost->enc = codec; + + // FIXME: a more elegant solution is needed + memcpy(st, ic->streams[i], sizeof(AVStream)); + st->cur_dts = 0; + st->info = av_malloc(sizeof(*st->info)); + memcpy(st->info, ic->streams[i]->info, sizeof(*st->info)); + st->codec= avctx; + avcodec_copy_context(st->codec, ic->streams[i]->codec); + + if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO && !ost->stream_copy) + choose_sample_fmt(st, codec); + else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO && !ost->stream_copy) + choose_pixel_fmt(st, codec, st->codec->pix_fmt); + } + + avformat_close_input(&ic); + return 0; +} + +static void init_output_filter(OutputFilter *ofilter, OptionsContext *o, + AVFormatContext *oc) +{ + OutputStream *ost; + + switch (avfilter_pad_get_type(ofilter->out_tmp->filter_ctx->output_pads, + ofilter->out_tmp->pad_idx)) { + case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc, -1); break; + case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(o, oc, -1); break; + default: + av_log(NULL, AV_LOG_FATAL, "Only video and audio filters are supported " + "currently.\n"); + exit_program(1); + } + + ost->source_index = -1; + ost->filter = ofilter; + + ofilter->ost = ost; + + if (ost->stream_copy) { + av_log(NULL, AV_LOG_ERROR, "Streamcopy requested for output stream %d:%d, " + "which is fed from a complex filtergraph. Filtering and streamcopy " + "cannot be used together.\n", ost->file_index, ost->index); + exit_program(1); + } + if (o->recording_time != INT64_MAX) + av_log(NULL, AV_LOG_WARNING, + "-t does not work with -filter_complex (yet).\n"); + + if (configure_output_filter(ofilter->graph, ofilter, ofilter->out_tmp) < 0) { + av_log(NULL, AV_LOG_FATAL, "Error configuring filter.\n"); + exit_program(1); + } + avfilter_inout_free(&ofilter->out_tmp); +} + +static int configure_complex_filters(void) +{ + int i, ret = 0; + + for (i = 0; i < nb_filtergraphs; i++) + if (!filtergraphs[i]->graph && + (ret = configure_filtergraph(filtergraphs[i])) < 0) + return ret; + return 0; +} + +void opt_output_file(void *optctx, const char *filename) +{ + OptionsContext *o = optctx; + AVFormatContext *oc; + int i, j, err; + AVOutputFormat *file_oformat; + OutputStream *ost; + InputStream *ist; + + if (configure_complex_filters() < 0) { + av_log(NULL, AV_LOG_FATAL, "Error configuring filters.\n"); + exit_program(1); + } + + if (!strcmp(filename, "-")) + filename = "pipe:"; + + err = avformat_alloc_output_context2(&oc, NULL, o->format, filename); + if (!oc) { + print_error(filename, err); + exit_program(1); + } + file_oformat= oc->oformat; + oc->interrupt_callback = int_cb; + + /* create streams for all unlabeled output pads */ + for (i = 0; i < nb_filtergraphs; i++) { + FilterGraph *fg = filtergraphs[i]; + for (j = 0; j < fg->nb_outputs; j++) { + OutputFilter *ofilter = fg->outputs[j]; + + if (!ofilter->out_tmp || ofilter->out_tmp->name) + continue; + + switch (avfilter_pad_get_type(ofilter->out_tmp->filter_ctx->output_pads, + ofilter->out_tmp->pad_idx)) { + case AVMEDIA_TYPE_VIDEO: o->video_disable = 1; break; + case AVMEDIA_TYPE_AUDIO: o->audio_disable = 1; break; + case AVMEDIA_TYPE_SUBTITLE: o->subtitle_disable = 1; break; + } + init_output_filter(ofilter, o, oc); + } + } + + if (!strcmp(file_oformat->name, "ffm") && + av_strstart(filename, "http:", NULL)) { + int j; + /* special case for files sent to ffserver: we get the stream + parameters from ffserver */ + int err = read_ffserver_streams(o, oc, filename); + if (err < 0) { + print_error(filename, err); + exit_program(1); + } + for(j = nb_output_streams - oc->nb_streams; j < nb_output_streams; j++) { + ost = output_streams[j]; + for (i = 0; i < nb_input_streams; i++) { + ist = input_streams[i]; + if(ist->st->codec->codec_type == ost->st->codec->codec_type){ + ost->sync_ist= ist; + ost->source_index= i; + if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) ost->avfilter = av_strdup("anull"); + if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) ost->avfilter = av_strdup("null"); + ist->discard = 0; + ist->st->discard = AVDISCARD_NONE; + break; + } + } + if(!ost->sync_ist){ + av_log(NULL, AV_LOG_FATAL, "Missing %s stream which is required by this ffm\n", av_get_media_type_string(ost->st->codec->codec_type)); + exit_program(1); + } + } + } else if (!o->nb_stream_maps) { + /* pick the "best" stream of each type */ + + /* video: highest resolution */ + if (!o->video_disable && oc->oformat->video_codec != AV_CODEC_ID_NONE) { + int area = 0, idx = -1; + for (i = 0; i < nb_input_streams; i++) { + ist = input_streams[i]; + if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && + ist->st->codec->width * ist->st->codec->height > area) { + area = ist->st->codec->width * ist->st->codec->height; + idx = i; + } + } + if (idx >= 0) + new_video_stream(o, oc, idx); + } + + /* audio: most channels */ + if (!o->audio_disable && oc->oformat->audio_codec != AV_CODEC_ID_NONE) { + int channels = 0, idx = -1; + for (i = 0; i < nb_input_streams; i++) { + ist = input_streams[i]; + if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && + ist->st->codec->channels > channels) { + channels = ist->st->codec->channels; + idx = i; + } + } + if (idx >= 0) + new_audio_stream(o, oc, idx); + } + + /* subtitles: pick first */ + if (!o->subtitle_disable && (oc->oformat->subtitle_codec != AV_CODEC_ID_NONE || subtitle_codec_name)) { + for (i = 0; i < nb_input_streams; i++) + if (input_streams[i]->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) { + new_subtitle_stream(o, oc, i); + break; + } + } + /* do something with data? */ + } else { + for (i = 0; i < o->nb_stream_maps; i++) { + StreamMap *map = &o->stream_maps[i]; + int src_idx = input_files[map->file_index]->ist_index + map->stream_index; + + if (map->disabled) + continue; + + if (map->linklabel) { + FilterGraph *fg; + OutputFilter *ofilter = NULL; + int j, k; + + for (j = 0; j < nb_filtergraphs; j++) { + fg = filtergraphs[j]; + for (k = 0; k < fg->nb_outputs; k++) { + AVFilterInOut *out = fg->outputs[k]->out_tmp; + if (out && !strcmp(out->name, map->linklabel)) { + ofilter = fg->outputs[k]; + goto loop_end; + } + } + } +loop_end: + if (!ofilter) { + av_log(NULL, AV_LOG_FATAL, "Output with label '%s' does not exist " + "in any defined filter graph.\n", map->linklabel); + exit_program(1); + } + init_output_filter(ofilter, o, oc); + } else { + ist = input_streams[input_files[map->file_index]->ist_index + map->stream_index]; + if(o->subtitle_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) + continue; + if(o-> audio_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) + continue; + if(o-> video_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) + continue; + if(o-> data_disable && ist->st->codec->codec_type == AVMEDIA_TYPE_DATA) + continue; + + switch (ist->st->codec->codec_type) { + case AVMEDIA_TYPE_VIDEO: ost = new_video_stream (o, oc, src_idx); break; + case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream (o, oc, src_idx); break; + case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream (o, oc, src_idx); break; + case AVMEDIA_TYPE_DATA: ost = new_data_stream (o, oc, src_idx); break; + case AVMEDIA_TYPE_ATTACHMENT: ost = new_attachment_stream(o, oc, src_idx); break; + default: + av_log(NULL, AV_LOG_FATAL, "Cannot map stream #%d:%d - unsupported type.\n", + map->file_index, map->stream_index); + exit_program(1); + } + } + } + } + + + for (i = nb_output_streams - oc->nb_streams; i < nb_output_streams; i++) { //for all streams of this output file + AVDictionaryEntry *e; + ost = output_streams[i]; + + if ( ost->stream_copy + && (e = av_dict_get(codec_opts, "flags", NULL, AV_DICT_IGNORE_SUFFIX)) + && (!e->key[5] || check_stream_specifier(oc, ost->st, e->key+6))) + if (av_opt_set(ost->st->codec, "flags", e->value, 0) < 0) + exit_program(1); + } + + /* handle attached files */ + for (i = 0; i < o->nb_attachments; i++) { + AVIOContext *pb; + uint8_t *attachment; + const char *p; + int64_t len; + + if ((err = avio_open2(&pb, o->attachments[i], AVIO_FLAG_READ, &int_cb, NULL)) < 0) { + av_log(NULL, AV_LOG_FATAL, "Could not open attachment file %s.\n", + o->attachments[i]); + exit_program(1); + } + if ((len = avio_size(pb)) <= 0) { + av_log(NULL, AV_LOG_FATAL, "Could not get size of the attachment %s.\n", + o->attachments[i]); + exit_program(1); + } + if (!(attachment = av_malloc(len))) { + av_log(NULL, AV_LOG_FATAL, "Attachment %s too large to fit into memory.\n", + o->attachments[i]); + exit_program(1); + } + avio_read(pb, attachment, len); + + ost = new_attachment_stream(o, oc, -1); + ost->stream_copy = 0; + ost->attachment_filename = o->attachments[i]; + ost->st->codec->extradata = attachment; + ost->st->codec->extradata_size = len; + + p = strrchr(o->attachments[i], '/'); + av_dict_set(&ost->st->metadata, "filename", (p && *p) ? p + 1 : o->attachments[i], AV_DICT_DONT_OVERWRITE); + avio_close(pb); + } + + output_files = grow_array(output_files, sizeof(*output_files), &nb_output_files, nb_output_files + 1); + if (!(output_files[nb_output_files - 1] = av_mallocz(sizeof(*output_files[0])))) + exit_program(1); + + output_files[nb_output_files - 1]->ctx = oc; + output_files[nb_output_files - 1]->ost_index = nb_output_streams - oc->nb_streams; + output_files[nb_output_files - 1]->recording_time = o->recording_time; + if (o->recording_time != INT64_MAX) + oc->duration = o->recording_time; + output_files[nb_output_files - 1]->start_time = o->start_time; + output_files[nb_output_files - 1]->limit_filesize = o->limit_filesize; + av_dict_copy(&output_files[nb_output_files - 1]->opts, format_opts, 0); + + /* check filename in case of an image number is expected */ + if (oc->oformat->flags & AVFMT_NEEDNUMBER) { + if (!av_filename_number_test(oc->filename)) { + print_error(oc->filename, AVERROR(EINVAL)); + exit_program(1); + } + } + + if (!(oc->oformat->flags & AVFMT_NOFILE)) { + /* test if it already exists to avoid losing precious files */ + assert_file_overwrite(filename); + + /* open the file */ + if ((err = avio_open2(&oc->pb, filename, AVIO_FLAG_WRITE, + &oc->interrupt_callback, + &output_files[nb_output_files - 1]->opts)) < 0) { + print_error(filename, err); + exit_program(1); + } + } + + if (o->mux_preload) { + uint8_t buf[64]; + snprintf(buf, sizeof(buf), "%d", (int)(o->mux_preload*AV_TIME_BASE)); + av_dict_set(&output_files[nb_output_files - 1]->opts, "preload", buf, 0); + } + oc->max_delay = (int)(o->mux_max_delay * AV_TIME_BASE); + + /* copy metadata */ + for (i = 0; i < o->nb_metadata_map; i++) { + char *p; + int in_file_index = strtol(o->metadata_map[i].u.str, &p, 0); + + if (in_file_index >= nb_input_files) { + av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d while processing metadata maps\n", in_file_index); + exit_program(1); + } + copy_metadata(o->metadata_map[i].specifier, *p ? p + 1 : p, oc, in_file_index >= 0 ? input_files[in_file_index]->ctx : NULL, o); + } + + /* copy chapters */ + if (o->chapters_input_file >= nb_input_files) { + if (o->chapters_input_file == INT_MAX) { + /* copy chapters from the first input file that has them*/ + o->chapters_input_file = -1; + for (i = 0; i < nb_input_files; i++) + if (input_files[i]->ctx->nb_chapters) { + o->chapters_input_file = i; + break; + } + } else { + av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d in chapter mapping.\n", + o->chapters_input_file); + exit_program(1); + } + } + if (o->chapters_input_file >= 0) + copy_chapters(input_files[o->chapters_input_file], output_files[nb_output_files - 1], + !o->metadata_chapters_manual); + + /* copy global metadata by default */ + if (!o->metadata_global_manual && nb_input_files){ + av_dict_copy(&oc->metadata, input_files[0]->ctx->metadata, + AV_DICT_DONT_OVERWRITE); + if(o->recording_time != INT64_MAX) + av_dict_set(&oc->metadata, "duration", NULL, 0); + av_dict_set(&oc->metadata, "creation_time", NULL, 0); + } + if (!o->metadata_streams_manual) + for (i = output_files[nb_output_files - 1]->ost_index; i < nb_output_streams; i++) { + InputStream *ist; + if (output_streams[i]->source_index < 0) /* this is true e.g. for attached files */ + continue; + ist = input_streams[output_streams[i]->source_index]; + av_dict_copy(&output_streams[i]->st->metadata, ist->st->metadata, AV_DICT_DONT_OVERWRITE); + } + + /* process manually set metadata */ + for (i = 0; i < o->nb_metadata; i++) { + AVDictionary **m; + char type, *val; + const char *stream_spec; + int index = 0, j, ret = 0; + + val = strchr(o->metadata[i].u.str, '='); + if (!val) { + av_log(NULL, AV_LOG_FATAL, "No '=' character in metadata string %s.\n", + o->metadata[i].u.str); + exit_program(1); + } + *val++ = 0; + + parse_meta_type(o->metadata[i].specifier, &type, &index, &stream_spec); + if (type == 's') { + for (j = 0; j < oc->nb_streams; j++) { + if ((ret = check_stream_specifier(oc, oc->streams[j], stream_spec)) > 0) { + av_dict_set(&oc->streams[j]->metadata, o->metadata[i].u.str, *val ? val : NULL, 0); + } else if (ret < 0) + exit_program(1); + } + } + else { + switch (type) { + case 'g': + m = &oc->metadata; + break; + case 'c': + if (index < 0 || index >= oc->nb_chapters) { + av_log(NULL, AV_LOG_FATAL, "Invalid chapter index %d in metadata specifier.\n", index); + exit_program(1); + } + m = &oc->chapters[index]->metadata; + break; + default: + av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", o->metadata[i].specifier); + exit_program(1); + } + av_dict_set(m, o->metadata[i].u.str, *val ? val : NULL, 0); + } + } + + reset_options(o, 0); +} + +/* same option as mencoder */ +static int opt_pass(const char *opt, const char *arg) +{ + do_pass = parse_number_or_die(opt, arg, OPT_INT, 1, 3); + return 0; +} + + +static int opt_target(OptionsContext *o, const char *opt, const char *arg) +{ + enum { PAL, NTSC, FILM, UNKNOWN } norm = UNKNOWN; + static const char *const frame_rates[] = { "25", "30000/1001", "24000/1001" }; + + if (!strncmp(arg, "pal-", 4)) { + norm = PAL; + arg += 4; + } else if (!strncmp(arg, "ntsc-", 5)) { + norm = NTSC; + arg += 5; + } else if (!strncmp(arg, "film-", 5)) { + norm = FILM; + arg += 5; + } else { + /* Try to determine PAL/NTSC by peeking in the input files */ + if (nb_input_files) { + int i, j, fr; + for (j = 0; j < nb_input_files; j++) { + for (i = 0; i < input_files[j]->nb_streams; i++) { + AVCodecContext *c = input_files[j]->ctx->streams[i]->codec; + if (c->codec_type != AVMEDIA_TYPE_VIDEO) + continue; + fr = c->time_base.den * 1000 / c->time_base.num; + if (fr == 25000) { + norm = PAL; + break; + } else if ((fr == 29970) || (fr == 23976)) { + norm = NTSC; + break; + } + } + if (norm != UNKNOWN) + break; + } + } + if (norm != UNKNOWN) + av_log(NULL, AV_LOG_INFO, "Assuming %s for target.\n", norm == PAL ? "PAL" : "NTSC"); + } + + if (norm == UNKNOWN) { + av_log(NULL, AV_LOG_FATAL, "Could not determine norm (PAL/NTSC/NTSC-Film) for target.\n"); + av_log(NULL, AV_LOG_FATAL, "Please prefix target with \"pal-\", \"ntsc-\" or \"film-\",\n"); + av_log(NULL, AV_LOG_FATAL, "or set a framerate with \"-r xxx\".\n"); + exit_program(1); + } + + if (!strcmp(arg, "vcd")) { + opt_video_codec(o, "c:v", "mpeg1video"); + opt_audio_codec(o, "c:a", "mp2"); + parse_option(o, "f", "vcd", options); + + parse_option(o, "s", norm == PAL ? "352x288" : "352x240", options); + parse_option(o, "r", frame_rates[norm], options); + opt_default("g", norm == PAL ? "15" : "18"); + + opt_default("b:v", "1150000"); + opt_default("maxrate", "1150000"); + opt_default("minrate", "1150000"); + opt_default("bufsize", "327680"); // 40*1024*8; + + opt_default("b:a", "224000"); + parse_option(o, "ar", "44100", options); + parse_option(o, "ac", "2", options); + + opt_default("packetsize", "2324"); + opt_default("muxrate", "1411200"); // 2352 * 75 * 8; + + /* We have to offset the PTS, so that it is consistent with the SCR. + SCR starts at 36000, but the first two packs contain only padding + and the first pack from the other stream, respectively, may also have + been written before. + So the real data starts at SCR 36000+3*1200. */ + o->mux_preload = (36000 + 3 * 1200) / 90000.0; // 0.44 + } else if (!strcmp(arg, "svcd")) { + + opt_video_codec(o, "c:v", "mpeg2video"); + opt_audio_codec(o, "c:a", "mp2"); + parse_option(o, "f", "svcd", options); + + parse_option(o, "s", norm == PAL ? "480x576" : "480x480", options); + parse_option(o, "r", frame_rates[norm], options); + parse_option(o, "pix_fmt", "yuv420p", options); + opt_default("g", norm == PAL ? "15" : "18"); + + opt_default("b:v", "2040000"); + opt_default("maxrate", "2516000"); + opt_default("minrate", "0"); // 1145000; + opt_default("bufsize", "1835008"); // 224*1024*8; + opt_default("scan_offset", "1"); + + + opt_default("b:a", "224000"); + parse_option(o, "ar", "44100", options); + + opt_default("packetsize", "2324"); + + } else if (!strcmp(arg, "dvd")) { + + opt_video_codec(o, "c:v", "mpeg2video"); + opt_audio_codec(o, "c:a", "ac3"); + parse_option(o, "f", "dvd", options); + + parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options); + parse_option(o, "r", frame_rates[norm], options); + parse_option(o, "pix_fmt", "yuv420p", options); + opt_default("g", norm == PAL ? "15" : "18"); + + opt_default("b:v", "6000000"); + opt_default("maxrate", "9000000"); + opt_default("minrate", "0"); // 1500000; + opt_default("bufsize", "1835008"); // 224*1024*8; + + opt_default("packetsize", "2048"); // from www.mpucoder.com: DVD sectors contain 2048 bytes of data, this is also the size of one pack. + opt_default("muxrate", "10080000"); // from mplex project: data_rate = 1260000. mux_rate = data_rate * 8 + + opt_default("b:a", "448000"); + parse_option(o, "ar", "48000", options); + + } else if (!strncmp(arg, "dv", 2)) { + + parse_option(o, "f", "dv", options); + + parse_option(o, "s", norm == PAL ? "720x576" : "720x480", options); + parse_option(o, "pix_fmt", !strncmp(arg, "dv50", 4) ? "yuv422p" : + norm == PAL ? "yuv420p" : "yuv411p", options); + parse_option(o, "r", frame_rates[norm], options); + + parse_option(o, "ar", "48000", options); + parse_option(o, "ac", "2", options); + + } else { + av_log(NULL, AV_LOG_ERROR, "Unknown target: %s\n", arg); + return AVERROR(EINVAL); + } + return 0; +} + +static int opt_vstats_file(const char *opt, const char *arg) +{ + av_free (vstats_filename); + vstats_filename = av_strdup (arg); + return 0; +} + +static int opt_vstats(const char *opt, const char *arg) +{ + char filename[40]; + time_t today2 = time(NULL); + struct tm *today = localtime(&today2); + + snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min, + today->tm_sec); + return opt_vstats_file(opt, filename); +} + +static int opt_video_frames(OptionsContext *o, const char *opt, const char *arg) +{ + return parse_option(o, "frames:v", arg, options); +} + +static int opt_audio_frames(OptionsContext *o, const char *opt, const char *arg) +{ + return parse_option(o, "frames:a", arg, options); +} + +static int opt_data_frames(OptionsContext *o, const char *opt, const char *arg) +{ + return parse_option(o, "frames:d", arg, options); +} + +static int opt_preset(OptionsContext *o, const char *opt, const char *arg) +{ + FILE *f=NULL; + char filename[1000], line[1000], tmp_line[1000]; + const char *codec_name = *opt == 'v' ? video_codec_name : + *opt == 'a' ? audio_codec_name : + subtitle_codec_name; + + if (!(f = get_preset_file(filename, sizeof(filename), arg, *opt == 'f', codec_name))) { + if(!strncmp(arg, "libx264-lossless", strlen("libx264-lossless"))){ + av_log(NULL, AV_LOG_FATAL, "Please use -preset -qp 0\n"); + }else + av_log(NULL, AV_LOG_FATAL, "File for preset '%s' not found\n", arg); + exit_program(1); +} + + while (fgets(line, sizeof(line), f)) { + char *key = tmp_line, *value, *endptr; + + if (strcspn(line, "#\n\r") == 0) + continue; + strcpy(tmp_line, line); + if (!av_strtok(key, "=", &value) || + !av_strtok(value, "\r\n", &endptr)) { + av_log(NULL, AV_LOG_FATAL, "%s: Invalid syntax: '%s'\n", filename, line); + exit_program(1); + } + av_log(NULL, AV_LOG_DEBUG, "ffpreset[%s]: set '%s' = '%s'\n", filename, key, value); + + if (!strcmp(key, "acodec")) opt_audio_codec (o, key, value); + else if (!strcmp(key, "vcodec")) opt_video_codec (o, key, value); + else if (!strcmp(key, "scodec")) opt_subtitle_codec(o, key, value); + else if (!strcmp(key, "dcodec")) opt_data_codec (o, key, value); + else if (opt_default(key, value) < 0) { + av_log(NULL, AV_LOG_FATAL, "%s: Invalid option or argument: '%s', parsed as '%s' = '%s'\n", + filename, line, key, value); + exit_program(1); + } + } + + fclose(f); + + return 0; +} + +static int opt_passlogfile(const char *opt, const char *arg) +{ + pass_logfilename_prefix = arg; +#if CONFIG_LIBX264_ENCODER + return opt_default(opt, arg); +#else + return 0; +#endif +} + +static int opt_old2new(OptionsContext *o, const char *opt, const char *arg) +{ + char *s = av_asprintf("%s:%c", opt + 1, *opt); + int ret = parse_option(o, s, arg, options); + av_free(s); + return ret; +} + +static int opt_bitrate(OptionsContext *o, const char *opt, const char *arg) +{ + if(!strcmp(opt, "b")){ + av_log(NULL, AV_LOG_WARNING, "Please use -b:a or -b:v, -b is ambiguous\n"); + return parse_option(o, "b:v", arg, options); + } + return opt_default(opt, arg); +} + +static int opt_qscale(OptionsContext *o, const char *opt, const char *arg) +{ + char *s; + int ret; + if(!strcmp(opt, "qscale")){ + av_log(NULL, AV_LOG_WARNING, "Please use -q:a or -q:v, -qscale is ambiguous\n"); + return parse_option(o, "q:v", arg, options); + } + s = av_asprintf("q%s", opt + 6); + ret = parse_option(o, s, arg, options); + av_free(s); + return ret; +} + +static int opt_profile(OptionsContext *o, const char *opt, const char *arg) +{ + if(!strcmp(opt, "profile")){ + av_log(NULL, AV_LOG_WARNING, "Please use -profile:a or -profile:v, -profile is ambiguous\n"); + return parse_option(o, "profile:v", arg, options); + } + return opt_default(opt, arg); +} + +static int opt_video_filters(OptionsContext *o, const char *opt, const char *arg) +{ + return parse_option(o, "filter:v", arg, options); +} + +static int opt_audio_filters(OptionsContext *o, const char *opt, const char *arg) +{ + return parse_option(o, "filter:a", arg, options); +} + +static int opt_vsync(const char *opt, const char *arg) +{ + if (!av_strcasecmp(arg, "cfr")) video_sync_method = VSYNC_CFR; + else if (!av_strcasecmp(arg, "vfr")) video_sync_method = VSYNC_VFR; + else if (!av_strcasecmp(arg, "passthrough")) video_sync_method = VSYNC_PASSTHROUGH; + else if (!av_strcasecmp(arg, "drop")) video_sync_method = VSYNC_DROP; + + if (video_sync_method == VSYNC_AUTO) + video_sync_method = parse_number_or_die("vsync", arg, OPT_INT, VSYNC_AUTO, VSYNC_VFR); + return 0; +} + +static int opt_deinterlace(const char *opt, const char *arg) +{ + av_log(NULL, AV_LOG_WARNING, "-%s is deprecated, use -filter:v yadif instead\n", opt); + do_deinterlace = 1; + return 0; +} + +static int opt_timecode(OptionsContext *o, const char *opt, const char *arg) +{ + char *tcr = av_asprintf("timecode=%s", arg); + int ret = parse_option(o, "metadata:g", tcr, options); + if (ret >= 0) + ret = opt_default("gop_timecode", arg); + av_free(tcr); + return ret; +} + +static int opt_channel_layout(OptionsContext *o, const char *opt, const char *arg) +{ + char layout_str[32]; + char *stream_str; + char *ac_str; + int ret, channels, ac_str_size; + uint64_t layout; + + layout = av_get_channel_layout(arg); + if (!layout) { + av_log(NULL, AV_LOG_ERROR, "Unknown channel layout: %s\n", arg); + return AVERROR(EINVAL); + } + snprintf(layout_str, sizeof(layout_str), "%"PRIu64, layout); + ret = opt_default(opt, layout_str); + if (ret < 0) + return ret; + + /* set 'ac' option based on channel layout */ + channels = av_get_channel_layout_nb_channels(layout); + snprintf(layout_str, sizeof(layout_str), "%d", channels); + stream_str = strchr(opt, ':'); + ac_str_size = 3 + (stream_str ? strlen(stream_str) : 0); + ac_str = av_mallocz(ac_str_size); + if (!ac_str) + return AVERROR(ENOMEM); + av_strlcpy(ac_str, "ac", 3); + if (stream_str) + av_strlcat(ac_str, stream_str, ac_str_size); + ret = parse_option(o, ac_str, layout_str, options); + av_free(ac_str); + + return ret; +} + +static int opt_audio_qscale(OptionsContext *o, const char *opt, const char *arg) +{ + return parse_option(o, "q:a", arg, options); +} + +static int opt_filter_complex(const char *opt, const char *arg) +{ + filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs), + &nb_filtergraphs, nb_filtergraphs + 1); + if (!(filtergraphs[nb_filtergraphs - 1] = av_mallocz(sizeof(*filtergraphs[0])))) + return AVERROR(ENOMEM); + filtergraphs[nb_filtergraphs - 1]->index = nb_filtergraphs - 1; + filtergraphs[nb_filtergraphs - 1]->graph_desc = arg; + return 0; +} + +static int opt_help(const char *opt, const char *arg) +{ + int flags = AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_ENCODING_PARAM; + av_log_set_callback(log_callback_help); + show_usage(); + show_help_options(options, "Main options:\n", + OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB, 0); + show_help_options(options, "\nAdvanced options:\n", + OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB, + OPT_EXPERT); + show_help_options(options, "\nVideo options:\n", + OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, + OPT_VIDEO); + show_help_options(options, "\nAdvanced Video options:\n", + OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, + OPT_VIDEO | OPT_EXPERT); + show_help_options(options, "\nAudio options:\n", + OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, + OPT_AUDIO); + show_help_options(options, "\nAdvanced Audio options:\n", + OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, + OPT_AUDIO | OPT_EXPERT); + show_help_options(options, "\nSubtitle options:\n", + OPT_SUBTITLE | OPT_GRAB, + OPT_SUBTITLE); + show_help_options(options, "\nAudio/Video grab options:\n", + OPT_GRAB, + OPT_GRAB); + printf("\n"); + show_help_children(avcodec_get_class(), flags); + show_help_children(avformat_get_class(), flags); + show_help_children(sws_get_class(), flags); + show_help_children(swr_get_class(), AV_OPT_FLAG_AUDIO_PARAM); + + return 0; +} + +void show_usage(void) +{ + av_log(NULL, AV_LOG_INFO, "Hyper fast Audio and Video encoder\n"); + av_log(NULL, AV_LOG_INFO, "usage: %s [options] [[infile options] -i infile]... {[outfile options] outfile}...\n", program_name); + av_log(NULL, AV_LOG_INFO, "\n"); +} + + +static int opt_progress(const char *opt, const char *arg) +{ + AVIOContext *avio = NULL; + int ret; + + if (!strcmp(arg, "-")) + arg = "pipe:"; + ret = avio_open2(&avio, arg, AVIO_FLAG_WRITE, &int_cb, NULL); + if (ret < 0) { + av_log(0, AV_LOG_ERROR, "Failed to open progress URL \"%s\": %s\n", + arg, av_err2str(ret)); + return ret; + } + progress_avio = avio; + return 0; +} + +#define OFFSET(x) offsetof(OptionsContext, x) +const OptionDef options[] = { + /* main options */ +#include "cmdutils_common_opts.h" + { "f", HAS_ARG | OPT_STRING | OPT_OFFSET, {.off = OFFSET(format)}, "force format", "fmt" }, + { "i", HAS_ARG | OPT_FUNC2, {(void*)opt_input_file}, "input file name", "filename" }, + { "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" }, + { "n", OPT_BOOL, {(void*)&no_file_overwrite}, "do not overwrite output files" }, + { "c", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(codec_names)}, "codec name", "codec" }, + { "codec", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(codec_names)}, "codec name", "codec" }, + { "pre", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(presets)}, "preset name", "preset" }, + { "map", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map}, "set input stream mapping", "[-]input_file_id[:stream_specifier][,sync_file_id[:stream_specifier]]" }, + { "map_channel", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_map_channel}, "map an audio channel from one stream to another", "file.stream.channel[:syncfile.syncstream]" }, + { "map_metadata", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(metadata_map)}, "set metadata information of outfile from infile", + "outfile[,metadata]:infile[,metadata]" }, + { "map_chapters", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(chapters_input_file)}, "set chapters mapping", "input_file_index" }, + { "t", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(recording_time)}, "record or transcode \"duration\" seconds of audio/video", "duration" }, + { "fs", HAS_ARG | OPT_INT64 | OPT_OFFSET, {.off = OFFSET(limit_filesize)}, "set the limit file size in bytes", "limit_size" }, // + { "ss", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(start_time)}, "set the start time offset", "time_off" }, + { "itsoffset", HAS_ARG | OPT_TIME | OPT_OFFSET, {.off = OFFSET(input_ts_offset)}, "set the input ts offset", "time_off" }, + { "itsscale", HAS_ARG | OPT_DOUBLE | OPT_SPEC, {.off = OFFSET(ts_scale)}, "set the input ts scale", "scale" }, + { "timestamp", HAS_ARG | OPT_FUNC2, {(void*)opt_recording_timestamp}, "set the recording timestamp ('now' to set the current time)", "time" }, + { "metadata", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(metadata)}, "add metadata", "string=string" }, + { "dframes", HAS_ARG | OPT_FUNC2, {(void*)opt_data_frames}, "set the number of data frames to record", "number" }, + { "benchmark", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark}, + "add timings for benchmarking" }, + { "benchmark_all", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark_all}, + "add timings for each task" }, + { "progress", HAS_ARG | OPT_EXPERT, {(void*)opt_progress}, + "write program-readable progress information", "url" }, + { "stdin", OPT_BOOL | OPT_EXPERT, {(void*)&stdin_interaction}, + "enable or disable interaction on standard input" }, + { "timelimit", HAS_ARG, {(void*)opt_timelimit}, "set max runtime in seconds", "limit" }, + { "dump", OPT_BOOL | OPT_EXPERT, {(void*)&do_pkt_dump}, + "dump each input packet" }, + { "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump}, + "when dumping packets, also dump the payload" }, + { "re", OPT_BOOL | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(rate_emu)}, "read input at native frame rate", "" }, + { "target", HAS_ARG | OPT_FUNC2, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" }, + { "vsync", HAS_ARG | OPT_EXPERT, {(void*)opt_vsync}, "video sync method", "" }, + { "async", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&audio_sync_method}, "audio sync method", "" }, + { "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&audio_drift_threshold}, "audio drift threshold", "threshold" }, + { "copyts", OPT_BOOL | OPT_EXPERT, {(void*)©_ts}, "copy timestamps" }, + { "copytb", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)©_tb}, "copy input stream time base when stream copying", "mode" }, + { "shortest", OPT_BOOL | OPT_EXPERT, {(void*)&opt_shortest}, "finish encoding within shortest input" }, // + { "dts_delta_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_delta_threshold}, "timestamp discontinuity delta threshold", "threshold" }, + { "dts_error_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_error_threshold}, "timestamp error delta threshold", "threshold" }, + { "xerror", OPT_BOOL, {(void*)&exit_on_error}, "exit on error", "error" }, + { "copyinkf", OPT_BOOL | OPT_EXPERT | OPT_SPEC, {.off = OFFSET(copy_initial_nonkeyframes)}, "copy initial non-keyframes" }, + { "frames", OPT_INT64 | HAS_ARG | OPT_SPEC, {.off = OFFSET(max_frames)}, "set the number of frames to record", "number" }, + { "tag", OPT_STRING | HAS_ARG | OPT_SPEC, {.off = OFFSET(codec_tags)}, "force codec tag/fourcc", "fourcc/tag" }, + { "q", HAS_ARG | OPT_EXPERT | OPT_DOUBLE | OPT_SPEC, {.off = OFFSET(qscale)}, "use fixed quality scale (VBR)", "q" }, + { "qscale", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_qscale}, "use fixed quality scale (VBR)", "q" }, + { "profile", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_profile}, "set profile", "profile" }, + { "filter", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(filters)}, "set stream filterchain", "filter_list" }, + { "filter_complex", HAS_ARG | OPT_EXPERT, {(void*)opt_filter_complex}, "create a complex filtergraph", "graph_description" }, + { "stats", OPT_BOOL, {&print_stats}, "print progress report during encoding", }, + { "attach", HAS_ARG | OPT_FUNC2, {(void*)opt_attach}, "add an attachment to the output file", "filename" }, + { "dump_attachment", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(dump_attachment)}, "extract an attachment into a file", "filename" }, + { "debug_ts", OPT_BOOL | OPT_EXPERT, {&debug_ts}, "print timestamp debugging info" }, + + /* video options */ + { "vframes", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_frames}, "set the number of video frames to record", "number" }, + { "r", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_rates)}, "set frame rate (Hz value, fraction or abbreviation)", "rate" }, + { "s", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_sizes)}, "set frame size (WxH or abbreviation)", "size" }, + { "aspect", HAS_ARG | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_aspect_ratios)}, "set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" }, + { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(frame_pix_fmts)}, "set pixel format", "format" }, + { "bits_per_raw_sample", OPT_INT | HAS_ARG | OPT_VIDEO, {(void*)&frame_bits_per_raw_sample}, "set the number of bits per raw sample", "number" }, + { "croptop", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, + { "cropbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, + { "cropleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, + { "cropright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, + { "padtop", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" }, + { "padbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" }, + { "padleft", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" }, + { "padright", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" }, + { "padcolor", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "color" }, + { "intra", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_only}, "deprecated use -g 1"}, + { "vn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET, {.off = OFFSET(video_disable)}, "disable video" }, + { "vdt", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_discard}, "discard threshold", "n" }, + { "rc_override", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(rc_overrides)}, "rate control override for specific intervals", "override" }, + { "vcodec", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" }, + { "sameq", OPT_BOOL | OPT_VIDEO, {(void*)&same_quant}, "use same quantizer as source (implies VBR)" }, + { "same_quant", OPT_BOOL | OPT_VIDEO, {(void*)&same_quant}, + "use same quantizer as source (implies VBR)" }, + { "timecode", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_timecode}, "set initial TimeCode value.", "hh:mm:ss[:;.]ff" }, + { "pass", HAS_ARG | OPT_VIDEO, {(void*)opt_pass}, "select the pass number (1 or 2)", "n" }, + { "passlogfile", HAS_ARG | OPT_VIDEO, {(void*)&opt_passlogfile}, "select two pass log file name prefix", "prefix" }, + { "deinterlace", OPT_EXPERT | OPT_VIDEO, {(void*)opt_deinterlace}, + "this option is deprecated, use the yadif filter instead" }, + { "psnr", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_psnr}, "calculate PSNR of compressed frames" }, + { "vstats", OPT_EXPERT | OPT_VIDEO, {(void*)&opt_vstats}, "dump video coding statistics to file" }, + { "vstats_file", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_vstats_file}, "dump video coding statistics to file", "file" }, + { "vf", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_video_filters}, "video filters", "filter list" }, + { "intra_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(intra_matrices)}, "specify intra matrix coeffs", "matrix" }, + { "inter_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_STRING | OPT_SPEC, {.off = OFFSET(inter_matrices)}, "specify inter matrix coeffs", "matrix" }, + { "top", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_INT| OPT_SPEC, {.off = OFFSET(top_field_first)}, "top=1/bottom=0/auto=-1 field first", "" }, + { "dc", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_dc_precision}, "intra_dc_precision", "precision" }, + { "vtag", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_FUNC2, {(void*)opt_old2new}, "force video tag/fourcc", "fourcc/tag" }, + { "qphist", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, { (void *)&qp_hist }, "show QP histogram" }, + { "force_fps", OPT_BOOL | OPT_EXPERT | OPT_VIDEO | OPT_SPEC, {.off = OFFSET(force_fps)}, "force the selected framerate, disable the best supported framerate selection" }, + { "streamid", HAS_ARG | OPT_EXPERT | OPT_FUNC2, {(void*)opt_streamid}, "set the value of an outfile streamid", "streamIndex:value" }, + { "force_key_frames", OPT_STRING | HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_SPEC, {.off = OFFSET(forced_key_frames)}, "force key frames at specified timestamps", "timestamps" }, + { "b", HAS_ARG | OPT_VIDEO | OPT_FUNC2, {(void*)opt_bitrate}, "video bitrate (please use -b:v)", "bitrate" }, + + /* audio options */ + { "aframes", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_frames}, "set the number of audio frames to record", "number" }, + { "aq", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_qscale}, "set audio quality (codec-specific)", "quality", }, + { "ar", HAS_ARG | OPT_AUDIO | OPT_INT | OPT_SPEC, {.off = OFFSET(audio_sample_rate)}, "set audio sampling rate (in Hz)", "rate" }, + { "ac", HAS_ARG | OPT_AUDIO | OPT_INT | OPT_SPEC, {.off = OFFSET(audio_channels)}, "set number of audio channels", "channels" }, + { "an", OPT_BOOL | OPT_AUDIO | OPT_OFFSET, {.off = OFFSET(audio_disable)}, "disable audio" }, + { "acodec", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_codec}, "force audio codec ('copy' to copy stream)", "codec" }, + { "atag", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_FUNC2, {(void*)opt_old2new}, "force audio tag/fourcc", "fourcc/tag" }, + { "vol", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&audio_volume}, "change audio volume (256=normal)" , "volume" }, // + { "sample_fmt", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_SPEC | OPT_STRING, {.off = OFFSET(sample_fmts)}, "set sample format", "format" }, + { "channel_layout", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_FUNC2, {(void*)opt_channel_layout}, "set channel layout", "layout" }, + { "af", HAS_ARG | OPT_AUDIO | OPT_FUNC2, {(void*)opt_audio_filters}, "audio filters", "filter list" }, + + /* subtitle options */ + { "sn", OPT_BOOL | OPT_SUBTITLE | OPT_OFFSET, {.off = OFFSET(subtitle_disable)}, "disable subtitle" }, + { "scodec", HAS_ARG | OPT_SUBTITLE | OPT_FUNC2, {(void*)opt_subtitle_codec}, "force subtitle codec ('copy' to copy stream)", "codec" }, + { "stag", HAS_ARG | OPT_EXPERT | OPT_SUBTITLE | OPT_FUNC2, {(void*)opt_old2new}, "force subtitle tag/fourcc", "fourcc/tag" }, + + /* grab options */ + { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_channel}, "deprecated, use -channel", "channel" }, + { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_standard}, "deprecated, use -standard", "standard" }, + { "isync", OPT_BOOL | OPT_EXPERT | OPT_GRAB, {(void*)&input_sync}, "sync read on input", "" }, + + /* muxer options */ + { "muxdelay", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(mux_max_delay)}, "set the maximum demux-decode delay", "seconds" }, + { "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET, {.off = OFFSET(mux_preload)}, "set the initial demux-decode delay", "seconds" }, + + { "bsf", HAS_ARG | OPT_STRING | OPT_SPEC, {.off = OFFSET(bitstream_filters)}, "A comma-separated list of bitstream filters", "bitstream_filters" }, + { "absf", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_old2new}, "deprecated", "audio bitstream_filters" }, + { "vbsf", HAS_ARG | OPT_VIDEO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_old2new}, "deprecated", "video bitstream_filters" }, + + { "apre", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the audio options to the indicated preset", "preset" }, + { "vpre", HAS_ARG | OPT_VIDEO | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the video options to the indicated preset", "preset" }, + { "spre", HAS_ARG | OPT_SUBTITLE | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set the subtitle options to the indicated preset", "preset" }, + { "fpre", HAS_ARG | OPT_EXPERT| OPT_FUNC2, {(void*)opt_preset}, "set options from indicated preset file", "filename" }, + /* data codec support */ + { "dcodec", HAS_ARG | OPT_DATA | OPT_FUNC2, {(void*)opt_data_codec}, "force data codec ('copy' to copy stream)", "codec" }, + { "dn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET, {.off = OFFSET(data_disable)}, "disable data" }, + + { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" }, + { NULL, }, +}; diff --git a/libavcodec/g723_1.c b/libavcodec/g723_1.c index 2b59711ed1..dcf285db1e 100644 --- a/libavcodec/g723_1.c +++ b/libavcodec/g723_1.c @@ -264,6 +264,7 @@ static int scale_vector(int16_t *vector, int length) for (i = 0; i < length; i++) max = FFMAX(max, FFABS(vector[i])); + max = FFMIN(max, 0x7FFF); bits = normalize_bits(max, 15); scale = shift_table[bits]; @@ -913,6 +914,7 @@ static void formant_postfilter(G723_1_Context *p, int16_t *lpc, int16_t *buf) } iir_filter(filter_coef[0], filter_coef[1], buf + i, filter_signal + i, 1); + lpc += LPC_ORDER; } memcpy(p->fir_mem, buf + FRAME_LEN, LPC_ORDER * sizeof(int16_t)); diff --git a/libavcodec/mpc8.c b/libavcodec/mpc8.c index 7a075e3c15..cb30b2c28b 100644 --- a/libavcodec/mpc8.c +++ b/libavcodec/mpc8.c @@ -419,6 +419,8 @@ static int mpc8_decode_frame(AVCodecContext * avctx, void *data, c->cur_frame++; c->last_bits_used = get_bits_count(gb); + if(get_bits_left(gb) < 8) // we have only padding left + c->last_bits_used = buf_size << 3; if(c->cur_frame >= c->frames) c->cur_frame = 0; diff --git a/libavcodec/mpegaudiodec.c b/libavcodec/mpegaudiodec.c index d24b35dbfd..85079761df 100644 --- a/libavcodec/mpegaudiodec.c +++ b/libavcodec/mpegaudiodec.c @@ -1686,7 +1686,7 @@ static int decode_frame(AVCodecContext * avctx, void *data, int *got_frame_ptr, if (s->frame_size <= 0 || s->frame_size > buf_size) { av_log(avctx, AV_LOG_ERROR, "incomplete frame\n"); return AVERROR_INVALIDDATA; - }else if(s->frame_size < buf_size){ + } else if (s->frame_size < buf_size) { av_log(avctx, AV_LOG_DEBUG, "incorrect frame size - multiple frames in buffer?\n"); buf_size= s->frame_size; } diff --git a/libavcodec/mpegaudioenc.c b/libavcodec/mpegaudioenc.c index 585ef44f87..2c58ddf452 100644 --- a/libavcodec/mpegaudioenc.c +++ b/libavcodec/mpegaudioenc.c @@ -24,6 +24,8 @@ * The simplest mpeg audio layer 2 encoder. */ +#include "libavutil/audioconvert.h" + #include "avcodec.h" #include "internal.h" #include "put_bits.h" @@ -792,6 +794,9 @@ AVCodec ff_mp2_encoder = { .supported_samplerates = (const int[]){ 44100, 48000, 32000, 22050, 24000, 16000, 0 }, + .channel_layouts = (const uint64_t[]){ AV_CH_LAYOUT_MONO, + AV_CH_LAYOUT_STEREO, + 0 }, .long_name = NULL_IF_CONFIG_SMALL("MP2 (MPEG audio layer 2)"), .defaults = mp2_defaults, }; diff --git a/libavcodec/x86/pngdsp.asm b/libavcodec/x86/pngdsp.asm index 8999c17c82..970f3db6f1 100644 --- a/libavcodec/x86/pngdsp.asm +++ b/libavcodec/x86/pngdsp.asm @@ -28,7 +28,7 @@ SECTION_RODATA cextern pw_255 -SECTION_TEXT 16 +SECTION_TEXT ; %1 = nr. of xmm registers used %macro ADD_BYTES_FN 1 diff --git a/libavformat/id3v2.c b/libavformat/id3v2.c index 97de41efad..0cfa5792bb 100644 --- a/libavformat/id3v2.c +++ b/libavformat/id3v2.c @@ -131,6 +131,8 @@ const CodecMime ff_id3v2_mime_tags[] = { {"image/png" , AV_CODEC_ID_PNG}, {"image/tiff", AV_CODEC_ID_TIFF}, {"image/bmp", AV_CODEC_ID_BMP}, + {"JPG", AV_CODEC_ID_MJPEG}, /* ID3v2.2 */ + {"PNG" , AV_CODEC_ID_PNG}, /* ID3v2.2 */ {"", AV_CODEC_ID_NONE}, }; diff --git a/libavformat/rtmp.h b/libavformat/rtmp.h index 7c9bb6d766..bdac6fd31d 100644 --- a/libavformat/rtmp.h +++ b/libavformat/rtmp.h @@ -32,6 +32,15 @@ #define HMAC_IPAD_VAL 0x36 #define HMAC_OPAD_VAL 0x5C +/** + * A non-zero transaction id requires the server to send back + * a _result or _error response. + * Setting it to 0 marks the message as a notification not + * requiring feedback. + */ + +#define RTMP_NOTIFICATION 0 + /** * emulated Flash client version - 9.0.124.2 on Linux * @{ diff --git a/libavformat/rtmpproto.c b/libavformat/rtmpproto.c index 11ffca93d4..4120aa6b21 100644 --- a/libavformat/rtmpproto.c +++ b/libavformat/rtmpproto.c @@ -91,6 +91,7 @@ typedef struct RTMPContext { char* flashver; ///< version of the flash plugin char* swfurl; ///< url of the swf player char* pageurl; ///< url of the web page + char* subscribe; ///< name of live stream to subscribe int server_bw; ///< server bandwidth int client_buffer_time; ///< client buffer time in ms int flush_interval; ///< number of packets flushed in the same request (RTMPT only) @@ -572,7 +573,7 @@ static int gen_check_bw(URLContext *s, RTMPContext *rt) p = pkt.data; ff_amf_write_string(&p, "_checkbw"); - ff_amf_write_number(&p, ++rt->nb_invokes); + ff_amf_write_number(&p, RTMP_NOTIFICATION); ff_amf_write_null(&p); ret = ff_rtmp_packet_write(rt->stream, &pkt, rt->chunk_size, @@ -604,6 +605,30 @@ static int gen_bytes_read(URLContext *s, RTMPContext *rt, uint32_t ts) return ret; } +static int gen_fcsubscribe_stream(URLContext *s, RTMPContext *rt, + const char *subscribe) +{ + RTMPPacket pkt; + uint8_t *p; + int ret; + + if ((ret = ff_rtmp_packet_create(&pkt, RTMP_SYSTEM_CHANNEL, RTMP_PT_INVOKE, + 0, 27 + strlen(subscribe))) < 0) + return ret; + + p = pkt.data; + ff_amf_write_string(&p, "FCSubscribe"); + ff_amf_write_number(&p, ++rt->nb_invokes); + ff_amf_write_null(&p); + ff_amf_write_string(&p, subscribe); + + ret = ff_rtmp_packet_write(rt->stream, &pkt, rt->chunk_size, + rt->prev_pkt[1]); + ff_rtmp_packet_destroy(&pkt); + + return ret; +} + int ff_rtmp_calc_digest(const uint8_t *src, int len, int gap, const uint8_t *key, int keylen, uint8_t *dst) { @@ -1011,6 +1036,20 @@ static int handle_invoke(URLContext *s, RTMPPacket *pkt) } if ((ret = gen_create_stream(s, rt)) < 0) return ret; + + if (rt->is_input) { + /* Send the FCSubscribe command when the name of live + * stream is defined by the user or if it's a live stream. */ + if (rt->subscribe) { + if ((ret = gen_fcsubscribe_stream(s, rt, + rt->subscribe)) < 0) + return ret; + } else if (rt->live == -1) { + if ((ret = gen_fcsubscribe_stream(s, rt, + rt->playpath)) < 0) + return ret; + } + } break; case STATE_FCPUBLISH: rt->state = STATE_CONNECTING; @@ -1593,115 +1632,35 @@ static const AVOption rtmp_options[] = { {"recorded", "recorded stream", 0, AV_OPT_TYPE_CONST, {0}, 0, 0, DEC, "rtmp_live"}, {"rtmp_pageurl", "URL of the web page in which the media was embedded. By default no value will be sent.", OFFSET(pageurl), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC}, {"rtmp_playpath", "Stream identifier to play or to publish", OFFSET(playpath), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC}, + {"rtmp_subscribe", "Name of live stream to subscribe to. Defaults to rtmp_playpath.", OFFSET(subscribe), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC}, {"rtmp_swfurl", "URL of the SWF player. By default no value will be sent", OFFSET(swfurl), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC}, {"rtmp_tcurl", "URL of the target stream. Defaults to proto://host[:port]/app.", OFFSET(tcurl), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC}, { NULL }, }; -static const AVClass rtmp_class = { - .class_name = "rtmp", - .item_name = av_default_item_name, - .option = rtmp_options, - .version = LIBAVUTIL_VERSION_INT, +#define RTMP_PROTOCOL(flavor) \ +static const AVClass flavor##_class = { \ + .class_name = #flavor, \ + .item_name = av_default_item_name, \ + .option = rtmp_options, \ + .version = LIBAVUTIL_VERSION_INT, \ +}; \ + \ +URLProtocol ff_##flavor##_protocol = { \ + .name = #flavor, \ + .url_open = rtmp_open, \ + .url_read = rtmp_read, \ + .url_write = rtmp_write, \ + .url_close = rtmp_close, \ + .priv_data_size = sizeof(RTMPContext), \ + .flags = URL_PROTOCOL_FLAG_NETWORK, \ + .priv_data_class= &flavor##_class, \ }; -URLProtocol ff_rtmp_protocol = { - .name = "rtmp", - .url_open = rtmp_open, - .url_read = rtmp_read, - .url_write = rtmp_write, - .url_close = rtmp_close, - .priv_data_size = sizeof(RTMPContext), - .flags = URL_PROTOCOL_FLAG_NETWORK, - .priv_data_class= &rtmp_class, -}; -static const AVClass rtmpe_class = { - .class_name = "rtmpe", - .item_name = av_default_item_name, - .option = rtmp_options, - .version = LIBAVUTIL_VERSION_INT, -}; - -URLProtocol ff_rtmpe_protocol = { - .name = "rtmpe", - .url_open = rtmp_open, - .url_read = rtmp_read, - .url_write = rtmp_write, - .url_close = rtmp_close, - .priv_data_size = sizeof(RTMPContext), - .flags = URL_PROTOCOL_FLAG_NETWORK, - .priv_data_class = &rtmpe_class, -}; - -static const AVClass rtmps_class = { - .class_name = "rtmps", - .item_name = av_default_item_name, - .option = rtmp_options, - .version = LIBAVUTIL_VERSION_INT, -}; - -URLProtocol ff_rtmps_protocol = { - .name = "rtmps", - .url_open = rtmp_open, - .url_read = rtmp_read, - .url_write = rtmp_write, - .url_close = rtmp_close, - .priv_data_size = sizeof(RTMPContext), - .flags = URL_PROTOCOL_FLAG_NETWORK, - .priv_data_class = &rtmps_class, -}; - -static const AVClass rtmpt_class = { - .class_name = "rtmpt", - .item_name = av_default_item_name, - .option = rtmp_options, - .version = LIBAVUTIL_VERSION_INT, -}; - -URLProtocol ff_rtmpt_protocol = { - .name = "rtmpt", - .url_open = rtmp_open, - .url_read = rtmp_read, - .url_write = rtmp_write, - .url_close = rtmp_close, - .priv_data_size = sizeof(RTMPContext), - .flags = URL_PROTOCOL_FLAG_NETWORK, - .priv_data_class = &rtmpt_class, -}; - -static const AVClass rtmpte_class = { - .class_name = "rtmpte", - .item_name = av_default_item_name, - .option = rtmp_options, - .version = LIBAVUTIL_VERSION_INT, -}; - -URLProtocol ff_rtmpte_protocol = { - .name = "rtmpte", - .url_open = rtmp_open, - .url_read = rtmp_read, - .url_write = rtmp_write, - .url_close = rtmp_close, - .priv_data_size = sizeof(RTMPContext), - .flags = URL_PROTOCOL_FLAG_NETWORK, - .priv_data_class = &rtmpte_class, -}; - -static const AVClass rtmpts_class = { - .class_name = "rtmpts", - .item_name = av_default_item_name, - .option = rtmp_options, - .version = LIBAVUTIL_VERSION_INT, -}; - -URLProtocol ff_rtmpts_protocol = { - .name = "rtmpts", - .url_open = rtmp_open, - .url_read = rtmp_read, - .url_write = rtmp_write, - .url_close = rtmp_close, - .priv_data_size = sizeof(RTMPContext), - .flags = URL_PROTOCOL_FLAG_NETWORK, - .priv_data_class = &rtmpts_class, -}; +RTMP_PROTOCOL(rtmp) +RTMP_PROTOCOL(rtmpe) +RTMP_PROTOCOL(rtmps) +RTMP_PROTOCOL(rtmpt) +RTMP_PROTOCOL(rtmpte) +RTMP_PROTOCOL(rtmpts) diff --git a/libavformat/version.h b/libavformat/version.h index ab34b33cc2..53d9a06520 100644 --- a/libavformat/version.h +++ b/libavformat/version.h @@ -31,7 +31,7 @@ #define LIBAVFORMAT_VERSION_MAJOR 54 #define LIBAVFORMAT_VERSION_MINOR 22 -#define LIBAVFORMAT_VERSION_MICRO 102 +#define LIBAVFORMAT_VERSION_MICRO 103 #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \ LIBAVFORMAT_VERSION_MINOR, \ diff --git a/libavutil/arm/intmath.h b/libavutil/arm/intmath.h index 52af66e722..ebcb538cc5 100644 --- a/libavutil/arm/intmath.h +++ b/libavutil/arm/intmath.h @@ -97,6 +97,8 @@ static av_always_inline av_const int FASTDIV(int a, int b) #endif /* HAVE_ARMV6 */ +#if HAVE_ASM_MOD_Q + #define av_clipl_int32 av_clipl_int32_arm static av_always_inline av_const int32_t av_clipl_int32_arm(int64_t a) { @@ -110,6 +112,8 @@ static av_always_inline av_const int32_t av_clipl_int32_arm(int64_t a) return x; } +#endif /* HAVE_ASM_MOD_Q */ + #endif /* HAVE_INLINE_ASM */ #endif /* AVUTIL_ARM_INTMATH_H */ diff --git a/libavutil/arm/intreadwrite.h b/libavutil/arm/intreadwrite.h index 0c1f7e82e4..2340a9a935 100644 --- a/libavutil/arm/intreadwrite.h +++ b/libavutil/arm/intreadwrite.h @@ -61,6 +61,8 @@ static av_always_inline void AV_WN32(void *p, uint32_t v) __asm__ ("str %1, %0" : "=m"(*(uint32_t *)p) : "r"(v)); } +#if HAVE_ASM_MOD_Q + #define AV_RN64 AV_RN64 static av_always_inline uint64_t AV_RN64(const void *p) { @@ -82,6 +84,8 @@ static av_always_inline void AV_WN64(void *p, uint64_t v) : "r"(v)); } +#endif /* HAVE_ASM_MOD_Q */ + #endif /* HAVE_INLINE_ASM */ #endif /* AVUTIL_ARM_INTREADWRITE_H */ diff --git a/library.mak b/library.mak index b1dd95411a..a53c635ada 100644 --- a/library.mak +++ b/library.mak @@ -20,7 +20,7 @@ $(SUBDIR)x86/%.o: $(SUBDIR)x86/%.asm $(DEPYASM) $(YASMFLAGS) -I $( $(@:.o=.d) $(YASM) $(YASMFLAGS) -I $(