The VideoLAN Forums

I have tried inputs in H.264, MJPEG and MPEG-2 (each completely different video) and with each one there was this problem, so I find it pretty suspicious.
Do you know about video with which faster preset outputs smaller file size than veryfast preset?

Hi, few days ago I found weird behavior with FFMpeg. While encoding into h264, if you use constant quality setting and veryfast preset, it takes less time and produces smaller file than with faster preset. I filled a bug (https://trac.ffmpeg.org/ticket/5854), but I didn't realize it was problem of l...