Mike F <paziu <at> yahoo.com> writes: > yes, it is the same issue with -c:a aac: > > # ffmpeg -y -i c61,avi -c:a aac -b:a 128k -ac 2 -threads 12 > -c:v copy -map 0:0 -map 0:1 -c:s copy -strict experimental > c61.mkv -v debug Please provide an input sample, I can't reproduce. Carl Eugen