VP8: optimize DC-only chroma case in the same way as luma.
authorJason Garrett-Glaser <darkshikari@gmail.com>
Fri, 23 Jul 2010 06:02:52 +0000 (06:02 +0000)
committerJason Garrett-Glaser <darkshikari@gmail.com>
Fri, 23 Jul 2010 06:02:52 +0000 (06:02 +0000)
commit3ae079a3c8be54cc3c9c7e68c8b2324f3a4e4253
tree40ed03ae012a9e053643a2b1da000be0e1a32aa6
parent3df56f411810c665704518e0e9e083b02eaca573
VP8: optimize DC-only chroma case in the same way as luma.
Add MMX idct_dc_add4uv function for this case.
~40% faster chroma idct.

Originally committed as revision 24455 to svn://svn.ffmpeg.org/ffmpeg/trunk
libavcodec/vp8.c
libavcodec/vp8dsp.c
libavcodec/vp8dsp.h
libavcodec/x86/vp8dsp-init.c
libavcodec/x86/vp8dsp.asm