[FFmpeg-cvslog] ffmpeg: fix frame duration used for video sync.

Michael Niedermayer git at videolan.org
Wed May 9 18:24:56 CEST 2012


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed May  9 18:15:03 2012 +0200| [a54867121d015cc8fe71eff40ddcf0e16d42f178] | committer: Michael Niedermayer

ffmpeg: fix frame duration used for video sync.

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a54867121d015cc8fe71eff40ddcf0e16d42f178
---

 ffmpeg.c |   11 ++---------
 1 files changed, 2 insertions(+), 9 deletions(-)

diff --git a/ffmpeg.c b/ffmpeg.c
index c6ea1e6..39de517 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -1909,15 +1909,8 @@ static void do_video_out(AVFormatContext *s, OutputStream *ost,
 
     enc = ost->st->codec;
 
-    if (ist && ist->st->start_time != AV_NOPTS_VALUE && ist->st->first_dts != AV_NOPTS_VALUE) {
-        duration = FFMAX(av_q2d(ist->st->time_base), av_q2d(ist->st->codec->time_base));
-        if(ist->st->r_frame_rate.num)
-            duration= FFMAX(duration, 1/av_q2d(ist->st->r_frame_rate));
-        if(ist->st->avg_frame_rate.num && 0)
-            duration= FFMAX(duration, 1/av_q2d(ist->st->avg_frame_rate));
-
-        duration /= av_q2d(enc->time_base);
-    }
+    if(ist && ist->st->start_time != AV_NOPTS_VALUE && ist->st->first_dts != AV_NOPTS_VALUE && ost->frame_rate.num)
+        duration = 1/(av_q2d(ost->frame_rate) * av_q2d(enc->time_base));
 
     sync_ipts = get_sync_ipts(ost, in_picture->pts) / av_q2d(enc->time_base);
     delta = sync_ipts - ost->sync_opts + duration;



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