Speaking of toon.avi, here's the original from Sierra's King's Quest VI which contains xxpc chunks that aren't even detected by FFmpeg's demuxer. Probably some incorrect formatting of that AVI file, I don't know. https://drive.google.com/open?id=0B3_pEBoLs0faaFY0ME92SDA1VEU Mats -- Mats Peterson http://matsp888.no-ip.org/~mats/