some unused variables and redundant memsets.
Patch by Benjamin Larsson

Originally committed as revision 4816 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4815 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4814 to svn://svn.ffmpeg.org/ffmpeg/trunk

fix 4mv playback distortions

Originally committed as revision 4813 to svn://svn.ffmpeg.org/ffmpeg/trunk

patch by Tom Joseph < tom-lists @@ @ @@ jambon @@ dot @@ ll @@ dot @@ cx >

Originally committed as revision 4812 to svn://svn.ffmpeg.org/ffmpeg/trunk

if this gives better quality then SATD then someone should port the x86 code too or maybe we could even just call it from libx264
the 4x4 one could be tried too ...

Originally committed as revision 4811 to svn://svn.ffmpeg.org/ffmpeg/trunk

All available cook samples decode correctly now.
patch by Benjamin Larsson < banan ** at ** student ** dot ** ltu ** dot ** se >

Originally committed as revision 4810 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4809 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4808 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4807 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4806 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4805 to svn://svn.ffmpeg.org/ffmpeg/trunk

patch by Michel Bardiaux < mbardiaux !! at !! mediaxim !! dot !! be >

Originally committed as revision 4804 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4803 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4802 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4801 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4800 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4799 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4798 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4797 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4796 to svn://svn.ffmpeg.org/ffmpeg/trunk

ff_h264_weight_WxH_mmx2().

Originally committed as revision 4795 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4794 to svn://svn.ffmpeg.org/ffmpeg/trunk

this fixes compilation with gcc 2.95 which seems to not like array casting... special case inline of check_block which makes the array and passes it

Originally committed as revision 4793 to svn://svn.ffmpeg.org/ffmpeg/trunk

finally found what those >138 codes were... crappy compressed 5bit ascii. this gets them correctly, and adds setting track lang in movenc too.

Originally committed as revision 4792 to svn://svn.ffmpeg.org/ffmpeg/trunk

fix parsing version 1 mdhd atom (64 bit) as suggested by b-o-n-d AT gmx DOT net (unstested); added code to map language codes to stream->language[]

Originally committed as revision 4791 to svn://svn.ffmpeg.org/ffmpeg/trunk

--disable-decoder/--enable-decoder and --disable-encoder/--enable-encoder.

Originally committed as revision 4790 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4789 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4788 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4787 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4786 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4785 to svn://svn.ffmpeg.org/ffmpeg/trunk

patch by Robert Swain.

Originally committed as revision 4784 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4783 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4782 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4781 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4780 to svn://svn.ffmpeg.org/ffmpeg/trunk

Patch by Reimar Doeffinger

Originally committed as revision 4779 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 4778 to svn://svn.ffmpeg.org/ffmpeg/trunk

approved by Roman Shaposhnik

Originally committed as revision 4777 to svn://svn.ffmpeg.org/ffmpeg/trunk