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| author | Michael Bradshaw <mjbshaw@google.com> | 2016-12-27 22:05:35 -0800 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-01-14 20:03:56 +0100 |
| commit | 3ac46a0a62386a52e38c066379ff36b5038dd4d0 (patch) | |
| tree | e3341e96841a81e8ce6396ba11f563b2cf1f3c05 /ffmpeg_opt.c | |
| parent | 743052ec5bd6fef7b0f465dbd9ccc4e570ef8a02 (diff) | |
| download | ffmpeg-3ac46a0a62386a52e38c066379ff36b5038dd4d0.tar.gz | |
ffmpeg: Add -time_base option to hint the time base
Signed-off-by: Michael Bradshaw <mjbshaw@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'ffmpeg_opt.c')
| -rw-r--r-- | ffmpeg_opt.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c index a4b8d24991..a1c02fc29b 100644 --- a/ffmpeg_opt.c +++ b/ffmpeg_opt.c @@ -1231,7 +1231,7 @@ static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, e OutputStream *ost; AVStream *st = avformat_new_stream(oc, NULL); int idx = oc->nb_streams - 1, ret = 0; - const char *bsfs = NULL; + const char *bsfs = NULL, *time_base = NULL; char *next, *codec_tag = NULL; double qscale = -1; int i; @@ -1308,6 +1308,17 @@ static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, e ost->encoder_opts = filter_codec_opts(o->g->codec_opts, AV_CODEC_ID_NONE, oc, st, NULL); } + MATCH_PER_STREAM_OPT(time_bases, str, time_base, oc, st); + if (time_base) { + AVRational q; + if (av_parse_ratio(&q, time_base, INT_MAX, 0, NULL) < 0 || + q.num <= 0 || q.den <= 0) { + av_log(NULL, AV_LOG_FATAL, "Invalid time base: %s\n", time_base); + exit_program(1); + } + st->time_base = q; + } + ost->max_frames = INT64_MAX; MATCH_PER_STREAM_OPT(max_frames, i64, ost->max_frames, oc, st); for (i = 0; i<o->nb_max_frames; i++) { @@ -3649,6 +3660,9 @@ const OptionDef options[] = { { "sdp_file", HAS_ARG | OPT_EXPERT | OPT_OUTPUT, { .func_arg = opt_sdp_file }, "specify a file in which to print sdp information", "file" }, + { "time_base", HAS_ARG | OPT_STRING | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(time_bases) }, + "set the desired time base hint for output stream (1:24, 1:48000 or 0.04166, 2.0833e-5)", "ratio" }, + { "bsf", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_EXPERT | OPT_OUTPUT, { .off = OFFSET(bitstream_filters) }, "A comma-separated list of bitstream filters", "bitstream_filters" }, { "absf", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_old2new }, |