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ffmpeg: simplify opt_*_codec() options
Replace opt_{audio,video,subtitle,data}_codec() with a single
opt_codec() function.
This commit is contained in:
Stefano Sabatini
parent
7533a727f9
commit
f712f6c8a4
63
ffmpeg.c
63
ffmpeg.c
@ -2999,9 +2999,15 @@ static int opt_video_standard(const char *opt, const char *arg)
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return 0;
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}
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static int opt_codec(int *pstream_copy, char **pcodec_name,
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int codec_type, const char *arg)
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static int opt_codec(const char *opt, const char *arg)
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{
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int *pstream_copy; char **pcodec_name; enum AVMediaType codec_type;
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if (!strcmp(opt, "acodec")) { pstream_copy = &audio_stream_copy; pcodec_name = &audio_codec_name; codec_type = AVMEDIA_TYPE_AUDIO; }
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else if (!strcmp(opt, "vcodec")) { pstream_copy = &video_stream_copy; pcodec_name = &video_codec_name; codec_type = AVMEDIA_TYPE_VIDEO; }
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else if (!strcmp(opt, "scodec")) { pstream_copy = &subtitle_stream_copy; pcodec_name = &subtitle_codec_name; codec_type = AVMEDIA_TYPE_SUBTITLE; }
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else if (!strcmp(opt, "dcodec")) { pstream_copy = &data_stream_copy; pcodec_name = &data_codec_name; codec_type = AVMEDIA_TYPE_DATA; }
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av_freep(pcodec_name);
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if (!strcmp(arg, "copy")) {
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*pstream_copy = 1;
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@ -3011,26 +3017,6 @@ static int opt_codec(int *pstream_copy, char **pcodec_name,
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return 0;
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}
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static int opt_audio_codec(const char *opt, const char *arg)
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{
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return opt_codec(&audio_stream_copy, &audio_codec_name, AVMEDIA_TYPE_AUDIO, arg);
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}
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static int opt_video_codec(const char *opt, const char *arg)
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{
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return opt_codec(&video_stream_copy, &video_codec_name, AVMEDIA_TYPE_VIDEO, arg);
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}
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static int opt_subtitle_codec(const char *opt, const char *arg)
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{
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return opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg);
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}
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static int opt_data_codec(const char *opt, const char *arg)
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{
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return opt_codec(&data_stream_copy, &data_codec_name, AVMEDIA_TYPE_DATA, arg);
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}
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static int opt_codec_tag(const char *opt, const char *arg)
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{
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char *tail;
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@ -4172,8 +4158,8 @@ static int opt_target(const char *opt, const char *arg)
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}
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if(!strcmp(arg, "vcd")) {
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opt_video_codec("vcodec", "mpeg1video");
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opt_audio_codec("vcodec", "mp2");
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opt_codec("vcodec", "mpeg1video");
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opt_codec("vcodec", "mp2");
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opt_format("f", "vcd");
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opt_frame_size("s", norm == PAL ? "352x288" : "352x240");
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@ -4200,8 +4186,8 @@ static int opt_target(const char *opt, const char *arg)
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mux_preload= (36000+3*1200) / 90000.0; //0.44
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} else if(!strcmp(arg, "svcd")) {
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opt_video_codec("vcodec", "mpeg2video");
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opt_audio_codec("acodec", "mp2");
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opt_codec("vcodec", "mpeg2video");
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opt_codec("acodec", "mp2");
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opt_format("f", "svcd");
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opt_frame_size("s", norm == PAL ? "480x576" : "480x480");
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@ -4222,8 +4208,8 @@ static int opt_target(const char *opt, const char *arg)
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} else if(!strcmp(arg, "dvd")) {
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opt_video_codec("vcodec", "mpeg2video");
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opt_audio_codec("vcodec", "ac3");
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opt_codec("vcodec", "mpeg2video");
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opt_codec("vcodec", "ac3");
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opt_format("f", "dvd");
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opt_frame_size("vcodec", norm == PAL ? "720x576" : "720x480");
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@ -4321,14 +4307,11 @@ static int opt_preset(const char *opt, const char *arg)
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fprintf(stderr, "%s: Invalid syntax: '%s'\n", filename, line);
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ffmpeg_exit(1);
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}
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if(!strcmp(tmp, "acodec")){
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opt_audio_codec(tmp, tmp2);
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}else if(!strcmp(tmp, "vcodec")){
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opt_video_codec(tmp, tmp2);
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}else if(!strcmp(tmp, "scodec")){
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opt_subtitle_codec(tmp, tmp2);
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}else if(!strcmp(tmp, "dcodec")){
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opt_data_codec(tmp, tmp2);
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if (!strcmp(tmp, "acodec") ||
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!strcmp(tmp, "vcodec") ||
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!strcmp(tmp, "scodec") ||
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!strcmp(tmp, "dcodec")) {
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opt_codec(tmp, tmp2);
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}else if(opt_default(tmp, tmp2) < 0){
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fprintf(stderr, "%s: Invalid option or argument: '%s', parsed as '%s' = '%s'\n", filename, line, tmp, tmp2);
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ffmpeg_exit(1);
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@ -4417,7 +4400,7 @@ static const OptionDef options[] = {
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{ "vdt", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_discard}, "discard threshold", "n" },
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{ "qscale", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qscale}, "use fixed video quantizer scale (VBR)", "q" },
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{ "rc_override", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_rc_override_string}, "rate control override for specific intervals", "override" },
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{ "vcodec", HAS_ARG | OPT_VIDEO, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" },
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{ "vcodec", HAS_ARG | OPT_VIDEO, {(void*)opt_codec}, "force video codec ('copy' to copy stream)", "codec" },
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{ "me_threshold", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_me_threshold}, "motion estimaton threshold", "threshold" },
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{ "sameq", OPT_BOOL | OPT_VIDEO, {(void*)&same_quality},
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"use same quantizer as source (implies VBR)" },
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@ -4450,7 +4433,7 @@ static const OptionDef options[] = {
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{ "ar", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_rate}, "set audio sampling rate (in Hz)", "rate" },
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{ "ac", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_channels}, "set number of audio channels", "channels" },
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{ "an", OPT_BOOL | OPT_AUDIO, {(void*)&audio_disable}, "disable audio" },
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{ "acodec", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_codec}, "force audio codec ('copy' to copy stream)", "codec" },
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{ "acodec", HAS_ARG | OPT_AUDIO, {(void*)opt_codec}, "force audio codec ('copy' to copy stream)", "codec" },
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{ "atag", HAS_ARG | OPT_EXPERT | OPT_AUDIO, {(void*)opt_codec_tag}, "force audio tag/fourcc", "fourcc/tag" },
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{ "vol", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&audio_volume}, "change audio volume (256=normal)" , "volume" }, //
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{ "newaudio", OPT_AUDIO, {(void*)opt_new_stream}, "add a new audio stream to the current output stream" },
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@ -4459,7 +4442,7 @@ static const OptionDef options[] = {
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/* subtitle options */
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{ "sn", OPT_BOOL | OPT_SUBTITLE, {(void*)&subtitle_disable}, "disable subtitle" },
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{ "scodec", HAS_ARG | OPT_SUBTITLE, {(void*)opt_subtitle_codec}, "force subtitle codec ('copy' to copy stream)", "codec" },
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{ "scodec", HAS_ARG | OPT_SUBTITLE, {(void*)opt_codec}, "force subtitle codec ('copy' to copy stream)", "codec" },
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{ "newsubtitle", OPT_SUBTITLE, {(void*)opt_new_stream}, "add a new subtitle stream to the current output stream" },
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{ "slang", HAS_ARG | OPT_STRING | OPT_SUBTITLE, {(void *)&subtitle_language}, "set the ISO 639 language code (3 letters) of the current subtitle stream" , "code" },
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{ "stag", HAS_ARG | OPT_EXPERT | OPT_SUBTITLE, {(void*)opt_codec_tag}, "force subtitle tag/fourcc", "fourcc/tag" },
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@ -4482,7 +4465,7 @@ static const OptionDef options[] = {
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{ "spre", HAS_ARG | OPT_SUBTITLE | OPT_EXPERT, {(void*)opt_preset}, "set the subtitle options to the indicated preset", "preset" },
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{ "fpre", HAS_ARG | OPT_EXPERT, {(void*)opt_preset}, "set options from indicated preset file", "filename" },
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/* data codec support */
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{ "dcodec", HAS_ARG | OPT_DATA, {(void*)opt_data_codec}, "force data codec ('copy' to copy stream)", "codec" },
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{ "dcodec", HAS_ARG | OPT_DATA, {(void*)opt_codec}, "force data codec ('copy' to copy stream)", "codec" },
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{ "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" },
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{ NULL, },
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