yhuelf authored Jan 21, 2013 and Jean-Baptiste Kempf committed Jan 21, 2013

If we read all the stream but n bytes, 0 < n < 8, there's no point to
try and read these n missing bytes.

If we try to continue the parsing, MP4_ReadBoxCommon() would return 0,
and VLC would fall back to avformat's demux while it is not necessary.

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>