Patch by Eli Friedman <eli.friedman at gmail dot com>.

Originally committed as revision 25022 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25021 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25020 to svn://svn.ffmpeg.org/ffmpeg/trunk

biweight code to sse2/ssse3; add sse2 weight code; and use that same code to
create mmx2 functions also, so that the inline asm in h264dsp_mmx.c can be
removed. OK'ed by Jason on IRC.

Originally committed as revision 25019 to svn://svn.ffmpeg.org/ffmpeg/trunk

still #included in dsputil_mmx.c and is part of DSPContext, and h264dsp_mmx.c,
which represents H264DSPContext and is now compiled on its own.

Originally committed as revision 25018 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25017 to svn://svn.ffmpeg.org/ffmpeg/trunk

and delay this transition to v54 as it is currently not functional

Originally committed as revision 25016 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25015 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25014 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25013 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25012 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25011 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25010 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25009 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25008 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25007 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25006 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25005 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25004 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25003 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25002 to svn://svn.ffmpeg.org/ffmpeg/trunk

In general s->cur_channel should be phased out.

Originally committed as revision 25001 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 25000 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24999 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24998 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24997 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24996 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24995 to svn://svn.ffmpeg.org/ffmpeg/trunk

uint16_fast_t is unsigned int (or long) on Linux, which when compared
with int results in an unsigned compare.

Originally committed as revision 24994 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24993 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24992 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24991 to svn://svn.ffmpeg.org/ffmpeg/trunk

into its own file, it doesn't belong in h264dsp_mmx.c (much less so in
dsputil_mmx.c).

Originally committed as revision 24990 to svn://svn.ffmpeg.org/ffmpeg/trunk

fate failures on Win64.

Originally committed as revision 24989 to svn://svn.ffmpeg.org/ffmpeg/trunk

issues on Win64.

Originally committed as revision 24988 to svn://svn.ffmpeg.org/ffmpeg/trunk

functions.

Originally committed as revision 24987 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24986 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24985 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24984 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 24983 to svn://svn.ffmpeg.org/ffmpeg/trunk