More fun with avconv

This was used to resync a file whose audio was consistently 1.75 seconds behind the video track. The resulting file also contains the first 2 subtitle tracks from the original file.

vconv -i $IFILE -itsoffset 00:00:01.75 \
 -i $IFILE \
 -i $IFILE \
 -i $IFILE \
 -map 1:0 \
 -map 0:1 \
 -map 2:2 \
 -map 3:3 \
 -acodec copy -vcodec copy -scodec copy \
 sync.mp4

Sources were here.