On Fri, 5 Oct 2007 12:01:22 +0200 "Eric Laurent" <elaurent at madwaves.com> wrote: > What would be the best encoding options if the main goal is to speed > up encoding process and the only constraints for output video are: > fps = 25 > max key frame interval = 5 -lavcopts keyint=1:vqscale=31 Very, very fast (and very large files).