Gr?goire Favre wrote: > I haven't read anything right now : it is possible to encode with mpeg-4 > AVC/H.264 High on a linux amd64 (without emuling 32 bits) right now ? Do you really expect any speed advantages on 64 bit for video encoding? I dont think that video encoding needs more than 2G Ram or real 64 bit integer math. And with SSE2 enabled the 32-bit code shouldnt be slower, or? Cheers, Udo