lavf: Fix fps misdetection when codec_info_duration is 0 and only a few frames are used to estimate fps.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit d19ca77f42)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-12-15 21:26:50 +01:00
parent 17044e1a2b
commit 0177ac9637
1 changed files with 2 additions and 0 deletions

View File

@ -2575,6 +2575,8 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options)
if(st->info->codec_info_duration && st->info->codec_info_duration*av_q2d(st->time_base) < (1001*12.0)/get_std_framerate(j))
continue;
if(!st->info->codec_info_duration && 1.0 < (1001*12.0)/get_std_framerate(j))
continue;
for(k=0; k<2; k++){
int n= st->info->duration_count;
double a= st->info->duration_error[k][0][j] / n;