Hi, On Sun, Jan 8, 2012 at 4:52 PM, Mike Melanson <[email protected]> wrote: > On 1/8/2012 4:46 PM, Ronald S. Bultje wrote: >> >> I'm afraid we'll have to convert the output files to rgb24 before >> using tiny_psnr. > > > That doesn't frighten me at all-- this was my typical M.O. in the original > FATE system when dealing with 16-bit RGB formats. But it doesn't work in > this case. > > (BTW, removed the superfluous '-f framecrc' option): > > avconv -i kgv1.avi -an -vcodec rawvideo -pix_fmt rgb24 -f rawvideo -y > x86.raw > > avconv -i kgv1.avi -an -vcodec rawvideo -pix_fmt rgb24 -f rawvideo -y > ppc.raw > > $ tiny_psnr ppc.raw x86.raw > stddev: 14.00 PSNR: 25.20 MAXDIFF: 248 bytes:288460800/288460800
That can't be right, PSNR = 25 means major artifacts. I don't really have any ideas what's going on here. Maybe -sws_flags +bitexact will do something? Ronald _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
