On Wed, May 16, 2012 at 11:38 AM, <[email protected]> wrote: > Hi > I convert a mpeg1 video mpeg4/ AVC by the below command but i dont know > why the visual frame rate become double after conversion (fps in both are > same but tbr will be twice as the original video) > > ffmpeg -i C:\Video\TrecVid-Video\2\1.mpg -r 25 -an -vcodec libx264 > -threads 0 -f h264 -r 25 -g 0 C:\Video\TrecVid-Video\2\11.264 > > what is your advice? >
It's fine for TBR to be higher than the nominal frame rate. See libavformat/avformat.h for more explanation: TBR is the r_frame_rate field of AVStream structure. BR, Alex Cohn
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