[Ffmpeg-devel] Question about FAQ 1.3

Vidar Madsen vidarino
Sat Dec 10 19:50:39 CET 2005

> Does anybody have some information about this?  Can I just remove the
> FAQ?

I'm not sure if this the problem the FAQ talks about, since it's not
exactly a synch problem, but I'm having a hard time grabbing with

I don't think it's ffmpeg's fault, though. Not directly, anyhow. My
problem seems to be that my audio driver blocks while filling some
buffers or something like that, thereby making ffmpeg miss several
video frames while waiting for the audio read. The end result is an
extremely choppy video (3-5 FPS, typically, instead of the requested

My solution (or rather workaround) has been to use a threaded grabber,
such as mencoder or mp1e. Then everything works as expected.

So, if this is the problem the FAQ talks about, perhaps some kind of
elaboration is in order? If not, move along, nothing to see here.
(Unless you want to add threaded capture to ffmpeg.) ;)


More information about the ffmpeg-devel mailing list