isom: add xd51 hdcam , someone needs to binary search FCP for new isom...
Autodetect idcin only if audio properties allow decoding.

Fixes ticket #2688.
delogo: Fix function description

The algorithm works on src and writes to dst, not the other way
around.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Merge remote-tracking branch 'cehoyos/master'

* cehoyos/master:
  Autodetect idcin only if audio properties allow decoding.

Merged-by: Michael Niedermayer <michaelni@gmx.at>