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output example: set the stream timebase

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This is required by the new API.
This commit is contained in:
Anton Khirnov
2014-07-23 11:09:16 +00:00
parent d8520d3ee0
commit 884f7c975f
1 changed files with 5 additions and 2 deletions
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7
doc/examples/output.c
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@@ -96,6 +96,8 @@ static void add_audio_stream(OutputStream *ost, AVFormatContext *oc,
c->channels = 2; c->channels = 2;
c->channel_layout = AV_CH_LAYOUT_STEREO; c->channel_layout = AV_CH_LAYOUT_STEREO;
ost->st->time_base = (AVRational){ 1, c->sample_rate };
// some formats want stream headers to be separate // some formats want stream headers to be separate
if (oc->oformat->flags & AVFMT_GLOBALHEADER) if (oc->oformat->flags & AVFMT_GLOBALHEADER)
c->flags |= CODEC_FLAG_GLOBAL_HEADER; c->flags |= CODEC_FLAG_GLOBAL_HEADER;
@@ -239,8 +241,9 @@ static void add_video_stream(OutputStream *ost, AVFormatContext *oc,
* of which frame timestamps are represented. For fixed-fps content, * of which frame timestamps are represented. For fixed-fps content,
* timebase should be 1/framerate and timestamp increments should be * timebase should be 1/framerate and timestamp increments should be
* identical to 1. */ * identical to 1. */
c->time_base.den = STREAM_FRAME_RATE; ost->st->time_base = (AVRational){ 1, STREAM_FRAME_RATE };
c->time_base.num = 1; c->time_base = ost->st->time_base;
c->gop_size = 12; /* emit one intra frame every twelve frames at most */ c->gop_size = 12; /* emit one intra frame every twelve frames at most */
c->pix_fmt = STREAM_PIX_FMT; c->pix_fmt = STREAM_PIX_FMT;
if (c->codec_id == AV_CODEC_ID_MPEG2VIDEO) { if (c->codec_id == AV_CODEC_ID_MPEG2VIDEO) {