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| author | Nicolas George <nicolas.george@normalesup.org> | 2012-08-09 11:51:45 +0200 |
|---|---|---|
| committer | Nicolas George <nicolas.george@normalesup.org> | 2012-08-14 11:17:45 +0200 |
| commit | e4f4d99df829d957f8f5541a3665d6631bdf94ca (patch) | |
| tree | 699803abbba49db60e68a656b16a7c91f2d46ac8 | |
| parent | 17e40236cb36ed27632159b2821ce0c42dc301e9 (diff) | |
| download | ffmpeg-streaming-e4f4d99df829d957f8f5541a3665d6631bdf94ca.zip ffmpeg-streaming-e4f4d99df829d957f8f5541a3665d6631bdf94ca.tar.gz | |
ffmpeg: make -s work for subtitles too.
Some codecs allow to encode the frame size and some players use it.
| -rw-r--r-- | ffmpeg_opt.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c index ac72b45..66cffe2 100644 --- a/ffmpeg_opt.c +++ b/ffmpeg_opt.c @@ -1218,6 +1218,16 @@ static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc, MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc, st); + if (!ost->stream_copy) { + char *frame_size = NULL; + + MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st); + if (frame_size && av_parse_video_size(&subtitle_enc->width, &subtitle_enc->height, frame_size) < 0) { + av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size); + exit_program(1); + } + } + return ost; } @@ -2219,7 +2229,7 @@ const OptionDef options[] = { /* 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" }, + { "s", HAS_ARG | OPT_VIDEO | OPT_SUBTITLE | 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" }, |
