[MPlayer-users] Dumping yuv4mpeg at faster than realtime

Reimar Döffinger Reimar.Doeffinger at stud.uni-karlsruhe.de
Mon Apr 7 19:13:15 CEST 2008

On Mon, Apr 07, 2008 at 11:35:55AM -0400, Bryan Donlan wrote:
> I'm trying to dump yuv4mpeg at faster-than-realtime speed, so I can pipe it
> into x264. I've tried:
> mplayer -vo yuv4mpeg:file=stream.y4m -ao null -ac null -vf [...] inputfile

-nosound -benchmark

> but this seems to dump at real-time. I've also tried:
> mplayer -vo yuv4mpeg:file=stream.y4m -ao pcm:fast:file=/dev/null -vf [...]
> inputfile
> but this produces A-V desynchronization (with or without -mc 0).

Huh, do you have framedrop enabled? Otherwise the yuv4mpeg output is
supposed to be the same.

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