doc/indevs: mention required configure options

For x11grab, libcdio, and libdc1394 input devices.

Signed-off-by: Lou Logan <lou@lrcd.com>
pgssubdec: Check RLE size before copying

Make sure the buffer size does not exceed the expected
RLE size.

Prevent an out of array bound write.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Bug-Id: CVE-2013-0852

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Merge commit 'd98e6c5d5d80c1dfe0c30f2e73d41a3aea0b920d'

* commit 'd98e6c5d5d80c1dfe0c30f2e73d41a3aea0b920d':
  pgssubdec: Check RLE size before copying

See: c0d68be555f5858703383040e04fcd6529777061
Merged-by: Michael Niedermayer <michaelni@gmx.at>
h264: remove useless assignment.

source index, as well as dest one, is unconditionnaly set afterwards,
before being effectively used.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
h264_mp4toannexb_bsf: always set idr_sps_pps_seen when SPS/PPS is seen.

In order not to break a sequence like "SPS IDR SPS IDR", the boolean
telling that the SPS/PPS has been seen should always be set.

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