adapting existing mmx/mmx2/sse/3dnow optimizations so they work on x86_64 patch by (Aurelien Jacobs <aurel at gnuage dot org>)

Originally committed as revision 3578 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 2830 to svn://svn.ffmpeg.org/ffmpeg/trunk

copyright year update of the files i touched and remembered, things look annoyingly unmaintained otherwise

Originally committed as revision 2686 to svn://svn.ffmpeg.org/ffmpeg/trunk

interlaced mpeg2 encoding
  P & B frames
  rate distored interlaced mb decission
  alternate scantable support
4mv encoding fixes (thats also why the regression tests change)
passing height to most dsp functions
interlaced mpeg4 encoding (no direct mode MBs yet)
various related cleanups
disabled old motion estimaton algorithms (log, full, ...) they will either be fixed or removed

Originally committed as revision 2638 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 2427 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 2248 to svn://svn.ffmpeg.org/ffmpeg/trunk

bitexact cleanup

Originally committed as revision 1617 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 1579 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 1578 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 1567 to svn://svn.ffmpeg.org/ffmpeg/trunk

4mv+b frames encoding finally fixed
chroma ME
5 comparission functions for ME
b frame encoding speedup
wmv2 codec (unfinished)
user specified diamond size for EPZS

Originally committed as revision 1365 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 1299 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 599 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 409 to svn://svn.ffmpeg.org/ffmpeg/trunk

SAD functions rewritten (8x8 support & MMX2 optimizations)
HQ inter/intra decission
msmpeg4 encoding bugfix (MV where too long)

Originally committed as revision 362 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 104 to svn://svn.ffmpeg.org/ffmpeg/trunk