lavfi/delogo: Fix sign extension issue
authorJean Delvare <khali@linux-fr.org>
Sat, 13 Jul 2013 14:50:42 +0000 (16:50 +0200)
committerMichael Niedermayer <michaelni@gmx.at>
Sat, 13 Jul 2013 15:05:03 +0000 (17:05 +0200)
commitb6d0bb6086d1e92e120f74dfe6249b7cbf7ced8b
tree17712f35c20cf9603690a56b35a731892fa15fc9
parent4cdb42b428ef425aceeee548af1ee1a8798a02a2
lavfi/delogo: Fix sign extension issue

Coverity complains about a possible sign extension issue in
apply_delogo(). While it is extremely unlikely to happen, it is easy
to fix so let's just do that. Using unsigned variables even makes the
binary code smaller.

Fixes Coverity CID 1046439.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
libavfilter/vf_delogo.c