demuxer into more common place.

Originally committed as revision 19087 to svn://svn.ffmpeg.org/ffmpeg/trunk

Fixes compilation on 32-bit llvm which didn't allow a cast in an m operand.

Originally committed as revision 19086 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19085 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19084 to svn://svn.ffmpeg.org/ffmpeg/trunk

where size is negative and url_fseek then seek backward
causing infinite loop. This also support 4gb unsigned size.

Originally committed as revision 19083 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19082 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19081 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19080 to svn://svn.ffmpeg.org/ffmpeg/trunk

This fixes decoding of MPNG, which currently is incorrectly decoded as
CorePNG delta frames.
CorePNG can not be correctly decoded via this old API either way.

Originally committed as revision 19079 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19078 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19077 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 29343 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

additional checks for each depth (like 48-bit gray vs. 48-bit RGB)

Originally committed as revision 19076 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 29342 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

for inputting RGB48BE/LE.

Originally committed as revision 29341 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

Originally committed as revision 19075 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19074 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19073 to svn://svn.ffmpeg.org/ffmpeg/trunk

it is meant to be freed.
Fix warnings.

Originally committed as revision 19072 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19071 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19070 to svn://svn.ffmpeg.org/ffmpeg/trunk

Fixes compilation when zlib is not available.

Originally committed as revision 19069 to svn://svn.ffmpeg.org/ffmpeg/trunk

bytes in a row.
About 15% faster mszh_decomp on an Atom N270 for
http://samples.mplayerhq.hu/V-codecs/mszh-zlib/avimzsh_sample.avi

Originally committed as revision 19068 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19067 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19066 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19065 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19064 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19063 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19062 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19061 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19060 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19059 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19058 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19057 to svn://svn.ffmpeg.org/ffmpeg/trunk

int8_t, not uint8_t to allow -1 for "no compression".
The original code worked, but only when char was signed.

Originally committed as revision 19056 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19055 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19054 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19053 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19052 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 19051 to svn://svn.ffmpeg.org/ffmpeg/trunk