[FFmpeg-user] fps not working as expected

[Carl Eugen Hoyos]

Henry Wagner <hjw3001 <at> gmail.com> writes:

> I am using ffmpeg to assemble a series of 900 frames 
> into a mp4 video, with these parameters:
> 
> ffmpeg -i frames%03d.png -vcodec libx264 -b 5000k 
> -sameq -s hd720 -r 30 video.mp4

(Complete, uncut console output missing.)
Please note that the -sameq option does *not* 
do what you seem to expect (additionally, it 
cannot work if you specify a bitrate).

You want to specify an input frame rate, so please 
try putting "-r 30" in front of "-i".

Carl Eugen