Fix cdg reference and buffer_hints value:
authorReimar Döffinger <Reimar.Doeffinger@gmx.de>
Sat, 26 Dec 2009 11:07:47 +0000 (11:07 +0000)
committerReimar Döffinger <Reimar.Doeffinger@gmx.de>
Sat, 26 Dec 2009 11:07:47 +0000 (11:07 +0000)
commitb03a63d16ad940af629234aa4e80b813cc1f1dca
tree25057e1a6ad4e144819665362c9c52f7ec079b28
parentf877954fd33b7b03bb09735298faffef1f65f14d
Fix cdg reference and buffer_hints value:
reference must be 3 because both "fields" are used as reference,
and buffer_hints must include readable since we might memcpy from the old frame.

Originally committed as revision 20923 to svn://svn.ffmpeg.org/ffmpeg/trunk
libavcodec/cdgraphics.c