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fftools/ffmpeg_mux: move OutputStream.enc_ctx to Encoder 

The encoding AVCodecContext is a part of the encoder, and so should live
there.
This commit is contained in:
Anton Khirnov 2024-09-24 10:25:12 +02:00
parent 434377a764
commit 64f3feb849
5 changed files with 62 additions and 54 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
fftools/ffmpeg.c
View File

@ -728,7 +728,7 @@ static void print_stream_maps(void)
av_log(NULL, AV_LOG_INFO, " (graph %d)", ost->filter->graph->index);
av_log(NULL, AV_LOG_INFO, " -> Stream #%d:%d (%s)\n", ost->file->index,
ost->index, ost->enc_ctx->codec->name);
ost->index, ost->enc->enc_ctx->codec->name);
continue;
}
@ -737,9 +737,9 @@ static void print_stream_maps(void)
ost->ist->index,
ost->file->index,
ost->index);
if (ost->enc_ctx) {
if (ost->enc) {
const AVCodec *in_codec = ost->ist->dec;
const AVCodec *out_codec = ost->enc_ctx->codec;
const AVCodec *out_codec = ost->enc->enc_ctx->codec;
const char *decoder_name = "?";
const char *in_codec_name = "?";
const char *encoder_name = "?";

3
fftools/ffmpeg.h
View File

@ -572,6 +572,8 @@ typedef struct KeyframeForceCtx {
typedef struct Encoder {
const AVClass *class;
AVCodecContext *enc_ctx;
// number of frames/samples sent to the encoder
uint64_t frames_encoded;
uint64_t samples_encoded;
@ -602,7 +604,6 @@ typedef struct OutputStream {
AVStream *st; /* stream in the output file */
Encoder *enc;
AVCodecContext *enc_ctx;
/* video only */
#if FFMPEG_OPT_TOP

33
fftools/ffmpeg_enc.c
View File

@ -75,6 +75,10 @@ void enc_free(Encoder **penc)
if (!enc)
return;
if (enc->enc_ctx)
av_freep(&enc->enc_ctx->stats_in);
avcodec_free_context(&enc->enc_ctx);
av_freep(penc);
}
@ -96,6 +100,7 @@ int enc_alloc(Encoder **penc, const AVCodec *codec,
Scheduler *sch, unsigned sch_idx, void *log_parent)
{
EncoderPriv *ep;
int ret = 0;
*penc = NULL;
@ -111,9 +116,18 @@ int enc_alloc(Encoder **penc, const AVCodec *codec,
snprintf(ep->log_name, sizeof(ep->log_name), "enc:%s", codec->name);
ep->e.enc_ctx = avcodec_alloc_context3(codec);
if (!ep->e.enc_ctx) {
ret = AVERROR(ENOMEM);
goto fail;
}
*penc = &ep->e;
return 0;
fail:
enc_free((Encoder**)&ep);
return ret;
}
static int hw_device_setup_for_encode(Encoder *e, AVCodecContext *enc_ctx,
@ -173,7 +187,7 @@ int enc_open(void *opaque, const AVFrame *frame)
InputStream *ist = ost->ist;
Encoder *e = ost->enc;
EncoderPriv *ep = ep_from_enc(e);
AVCodecContext *enc_ctx = ost->enc_ctx;
AVCodecContext *enc_ctx = e->enc_ctx;
Decoder *dec = NULL;
const AVCodec *enc = enc_ctx->codec;
OutputFile *of = ost->file;
@ -372,7 +386,7 @@ static int do_subtitle_out(OutputFile *of, OutputStream *ost, const AVSubtitle *
if ((of->start_time != AV_NOPTS_VALUE && sub->pts < of->start_time))
return 0;
enc = ost->enc_ctx;
enc = e->enc_ctx;
/* Note: DVB subtitle need one packet to draw them and one other
packet to clear them */
@ -524,10 +538,11 @@ static inline double psnr(double d)
static int update_video_stats(OutputStream *ost, const AVPacket *pkt, int write_vstats)
{
EncoderPriv *ep = ep_from_enc(ost->enc);
Encoder *e = ost->enc;
EncoderPriv *ep = ep_from_enc(e);
const uint8_t *sd = av_packet_get_side_data(pkt, AV_PKT_DATA_QUALITY_STATS,
NULL);
AVCodecContext *enc = ost->enc_ctx;
AVCodecContext *enc = e->enc_ctx;
enum AVPictureType pict_type;
int64_t frame_number;
double ti1, bitrate, avg_bitrate;
@ -591,7 +606,7 @@ static int encode_frame(OutputFile *of, OutputStream *ost, AVFrame *frame,
{
Encoder *e = ost->enc;
EncoderPriv *ep = ep_from_enc(e);
AVCodecContext *enc = ost->enc_ctx;
AVCodecContext *enc = e->enc_ctx;
const char *type_desc = av_get_media_type_string(enc->codec_type);
const char *action = frame ? "encode" : "flush";
int ret;
@ -775,7 +790,7 @@ static int frame_encode(OutputStream *ost, AVFrame *frame, AVPacket *pkt)
return AVERROR_EOF;
if (type == AVMEDIA_TYPE_VIDEO) {
frame->quality = ost->enc_ctx->global_quality;
frame->quality = e->enc_ctx->global_quality;
frame->pict_type = forced_kf_apply(e, &ost->kf, frame);
#if FFMPEG_OPT_TOP
@ -785,8 +800,8 @@ static int frame_encode(OutputStream *ost, AVFrame *frame, AVPacket *pkt)
}
#endif
} else {
if (!(ost->enc_ctx->codec->capabilities & AV_CODEC_CAP_PARAM_CHANGE) &&
ost->enc_ctx->ch_layout.nb_channels != frame->ch_layout.nb_channels) {
if (!(e->enc_ctx->codec->capabilities & AV_CODEC_CAP_PARAM_CHANGE) &&
e->enc_ctx->ch_layout.nb_channels != frame->ch_layout.nb_channels) {
av_log(e, AV_LOG_ERROR,
"Audio channel count changed and encoder does not support parameter changes\n");
return 0;
@ -801,7 +816,7 @@ static void enc_thread_set_name(const OutputStream *ost)
{
char name[16];
snprintf(name, sizeof(name), "enc%d:%d:%s", ost->file->index, ost->index,
ost->enc_ctx->codec->name);
ost->enc->enc_ctx->codec->name);
ff_thread_setname(name);
}

8
fftools/ffmpeg_mux.c
View File

@ -661,8 +661,8 @@ static int check_written(OutputFile *of)
total_packets_written += packets_written;
if (ost->enc_ctx &&
(ost->enc_ctx->flags & (AV_CODEC_FLAG_PASS1 | AV_CODEC_FLAG_PASS2))
if (ost->enc &&
(ost->enc->enc_ctx->flags & (AV_CODEC_FLAG_PASS1 | AV_CODEC_FLAG_PASS2))
!= AV_CODEC_FLAG_PASS1)
pass1_used = 0;
@ -837,10 +837,6 @@ static void ost_free(OutputStream **post)
av_freep(&ost->attachment_filename);
if (ost->enc_ctx)
av_freep(&ost->enc_ctx->stats_in);
avcodec_free_context(&ost->enc_ctx);
enc_stats_uninit(&ost->enc_stats_pre);
enc_stats_uninit(&ost->enc_stats_post);
enc_stats_uninit(&ms->stats);

66
fftools/ffmpeg_mux_init.c
View File

@ -555,7 +555,7 @@ static enum AVPixelFormat pix_fmt_parse(OutputStream *ost, const char *name)
return AV_PIX_FMT_NONE;
}
ret = avcodec_get_supported_config(ost->enc_ctx, NULL, AV_CODEC_CONFIG_PIX_FORMAT,
ret = avcodec_get_supported_config(ost->enc->enc_ctx, NULL, AV_CODEC_CONFIG_PIX_FORMAT,
0, (const void **) &fmts, NULL);
if (ret < 0)
return AV_PIX_FMT_NONE;
@ -587,7 +587,7 @@ static enum AVPixelFormat pix_fmt_parse(OutputStream *ost, const char *name)
}
if (fmts && !fmt_in_list(fmts, fmt))
fmt = choose_pixel_fmt(ost->enc_ctx, fmt);
fmt = choose_pixel_fmt(ost->enc->enc_ctx, fmt);
return fmt;
}
@ -632,8 +632,8 @@ static int new_stream_video(Muxer *mux, const OptionsContext *o,
ost->frame_aspect_ratio = q;
}
if (ost->enc_ctx) {
AVCodecContext *video_enc = ost->enc_ctx;
if (ost->enc) {
AVCodecContext *video_enc = ost->enc->enc_ctx;
const char *p = NULL, *fps_mode = NULL;
const char *frame_size = NULL;
const char *frame_pix_fmt = NULL;
@ -746,10 +746,10 @@ static int new_stream_video(Muxer *mux, const OptionsContext *o,
ost->logfile_prefix ? ost->logfile_prefix :
DEFAULT_PASS_LOGFILENAME_PREFIX,
ost_idx);
if (!strcmp(ost->enc_ctx->codec->name, "libx264") || !strcmp(ost->enc_ctx->codec->name, "libvvenc")) {
if (av_opt_is_set_to_default_by_name(ost->enc_ctx, "stats",
if (!strcmp(video_enc->codec->name, "libx264") || !strcmp(video_enc->codec->name, "libvvenc")) {
if (av_opt_is_set_to_default_by_name(video_enc, "stats",
AV_OPT_SEARCH_CHILDREN) > 0)
av_opt_set(ost->enc_ctx, "stats", logfilename,
av_opt_set(video_enc, "stats", logfilename,
AV_OPT_SEARCH_CHILDREN);
} else {
if (video_enc->flags & AV_CODEC_FLAG_PASS2) {
@ -842,8 +842,8 @@ static int new_stream_audio(Muxer *mux, const OptionsContext *o,
AVFormatContext *oc = mux->fc;
AVStream *st = ost->st;
if (ost->enc_ctx) {
AVCodecContext *audio_enc = ost->enc_ctx;
if (ost->enc) {
AVCodecContext *audio_enc = ost->enc->enc_ctx;
int channels = 0;
const char *layout = NULL;
const char *sample_fmt = NULL;
@ -881,8 +881,8 @@ static int new_stream_subtitle(Muxer *mux, const OptionsContext *o,
st = ost->st;
if (ost->enc_ctx) {
AVCodecContext *subtitle_enc = ost->enc_ctx;
if (ost->enc) {
AVCodecContext *subtitle_enc = ost->enc->enc_ctx;
AVCodecDescriptor const *input_descriptor =
avcodec_descriptor_get(ost->ist->par->codec_id);
@ -923,7 +923,7 @@ ost_bind_filter(const Muxer *mux, MuxStream *ms, OutputFilter *ofilter,
const ViewSpecifier *vs)
{
OutputStream *ost = &ms->ost;
AVCodecContext *enc_ctx = ost->enc_ctx;
AVCodecContext *enc_ctx = ost->enc->enc_ctx;
char name[16];
int ret;
@ -1245,10 +1245,6 @@ static int ost_add(Muxer *mux, const OptionsContext *o, enum AVMediaType type,
}
if (enc) {
ost->enc_ctx = avcodec_alloc_context3(enc);
if (!ost->enc_ctx)
return AVERROR(ENOMEM);
ret = sch_add_enc(mux->sch, encoder_thread, ost,
ost->type == AVMEDIA_TYPE_SUBTITLE ? NULL : enc_open);
if (ret < 0)
@ -1290,21 +1286,21 @@ static int ost_add(Muxer *mux, const OptionsContext *o, enum AVMediaType type,
if (!ms->pkt)
return AVERROR(ENOMEM);
if (ost->enc_ctx) {
if (ost->enc) {
AVIOContext *s = NULL;
char *buf = NULL, *arg = NULL;
const char *enc_stats_pre = NULL, *enc_stats_post = NULL, *mux_stats = NULL;
const char *enc_time_base = NULL, *preset = NULL;
ret = filter_codec_opts(o->g->codec_opts, ost->enc_ctx->codec_id,
oc, st, ost->enc_ctx->codec, &encoder_opts,
ret = filter_codec_opts(o->g->codec_opts, enc->id,
oc, st, enc, &encoder_opts,
&mux->enc_opts_used);
if (ret < 0)
goto fail;
opt_match_per_stream_str(ost, &o->presets, oc, st, &preset);
opt_match_per_stream_int(ost, &o->autoscale, oc, st, &autoscale);
if (preset && (!(ret = get_preset_file_2(preset, ost->enc_ctx->codec->name, &s)))) {
if (preset && (!(ret = get_preset_file_2(preset, enc->name, &s)))) {
AVBPrint bprint;
av_bprint_init(&bprint, 0, AV_BPRINT_SIZE_UNLIMITED);
do {
@ -1404,7 +1400,7 @@ static int ost_add(Muxer *mux, const OptionsContext *o, enum AVMediaType type,
threads_manual = !!av_dict_get(encoder_opts, "threads", NULL, 0);
ret = av_opt_set_dict2(ost->enc_ctx, &encoder_opts, AV_OPT_SEARCH_CHILDREN);
ret = av_opt_set_dict2(ost->enc->enc_ctx, &encoder_opts, AV_OPT_SEARCH_CHILDREN);
if (ret < 0) {
av_log(ost, AV_LOG_ERROR, "Error applying encoder options: %s\n",
av_err2str(ret));
@ -1417,7 +1413,7 @@ static int ost_add(Muxer *mux, const OptionsContext *o, enum AVMediaType type,
// default to automatic thread count
if (!threads_manual)
ost->enc_ctx->thread_count = 0;
ost->enc->enc_ctx->thread_count = 0;
} else {
ret = filter_codec_opts(o->g->codec_opts, AV_CODEC_ID_NONE, oc, st,
NULL, &encoder_opts,
@ -1429,8 +1425,8 @@ static int ost_add(Muxer *mux, const OptionsContext *o, enum AVMediaType type,
if (o->bitexact) {
ost->bitexact = 1;
} else if (ost->enc_ctx) {
ost->bitexact = !!(ost->enc_ctx->flags & AV_CODEC_FLAG_BITEXACT);
} else if (ost->enc) {
ost->bitexact = !!(ost->enc->enc_ctx->flags & AV_CODEC_FLAG_BITEXACT);
}
if (enc) {
@ -1482,14 +1478,14 @@ static int ost_add(Muxer *mux, const OptionsContext *o, enum AVMediaType type,
}
ost->st->codecpar->codec_tag = tag;
ms->par_in->codec_tag = tag;
if (ost->enc_ctx)
ost->enc_ctx->codec_tag = tag;
if (ost->enc)
ost->enc->enc_ctx->codec_tag = tag;
}
opt_match_per_stream_dbl(ost, &o->qscale, oc, st, &qscale);
if (ost->enc_ctx && qscale >= 0) {
ost->enc_ctx->flags |= AV_CODEC_FLAG_QSCALE;
ost->enc_ctx->global_quality = FF_QP2LAMBDA * qscale;
if (ost->enc && qscale >= 0) {
ost->enc->enc_ctx->flags |= AV_CODEC_FLAG_QSCALE;
ost->enc->enc_ctx->global_quality = FF_QP2LAMBDA * qscale;
}
if (ms->sch_idx >= 0) {
@ -1511,8 +1507,8 @@ static int ost_add(Muxer *mux, const OptionsContext *o, enum AVMediaType type,
opt_match_per_stream_int(ost, &o->fix_sub_duration_heartbeat,
oc, st, &ost->fix_sub_duration_heartbeat);
if (oc->oformat->flags & AVFMT_GLOBALHEADER && ost->enc_ctx)
ost->enc_ctx->flags |= AV_CODEC_FLAG_GLOBAL_HEADER;
if (oc->oformat->flags & AVFMT_GLOBALHEADER && ost->enc)
ost->enc->enc_ctx->flags |= AV_CODEC_FLAG_GLOBAL_HEADER;
opt_match_per_stream_int(ost, &o->copy_initial_nonkeyframes,
oc, st, &ms->copy_initial_nonkeyframes);
@ -2047,7 +2043,7 @@ static int setup_sync_queues(Muxer *mux, AVFormatContext *oc,
int limit_frames = 0, limit_frames_av_enc = 0;
#define IS_AV_ENC(ost, type) \
(ost->enc_ctx && (type == AVMEDIA_TYPE_VIDEO || type == AVMEDIA_TYPE_AUDIO))
(ost->enc && (type == AVMEDIA_TYPE_VIDEO || type == AVMEDIA_TYPE_AUDIO))
#define IS_INTERLEAVED(type) (type != AVMEDIA_TYPE_ATTACHMENT)
for (int i = 0; i < oc->nb_streams; i++) {
@ -2059,8 +2055,8 @@ static int setup_sync_queues(Muxer *mux, AVFormatContext *oc,
nb_interleaved += IS_INTERLEAVED(type);
nb_av_enc += IS_AV_ENC(ost, type);
nb_audio_fs += (ost->enc_ctx && type == AVMEDIA_TYPE_AUDIO &&
!(ost->enc_ctx->codec->capabilities & AV_CODEC_CAP_VARIABLE_FRAME_SIZE));
nb_audio_fs += (ost->enc && type == AVMEDIA_TYPE_AUDIO &&
!(ost->enc->enc_ctx->codec->capabilities & AV_CODEC_CAP_VARIABLE_FRAME_SIZE));
limit_frames |= ms->max_frames < INT64_MAX;
limit_frames_av_enc |= (ms->max_frames < INT64_MAX) && IS_AV_ENC(ost, type);
@ -3193,7 +3189,7 @@ static int process_forced_keyframes(Muxer *mux, const OptionsContext *o)
mux->fc, ost->st, &forced_keyframes);
if (!(ost->type == AVMEDIA_TYPE_VIDEO &&
ost->enc_ctx && forced_keyframes))
ost->enc && forced_keyframes))
continue;
if (!strncmp(forced_keyframes, "expr:", 5)) {