On 2011-12-24 16:41, Michael Mol wrote: > Though...hm. One thing you might try is keeping the 'video' streams in > 'copy' mode, but transcode the audio streams to something like 256kb/s > MP3. It'll increase your file size slightly, but the tools may be > clever enough to maintain sync better that way.
If I remember correctly Avidemux has an option to calculate the original video file audio length (if the audio is VBR). Not sure how this would work with two files though; perhaps you would need to do this for each file first and then adjust accordingly? I guess the only way to find out is to play with it... Merry xmas! Peter K