about 5 cpu cycles slower in the local code but should be overall faster
due to reduced cache use. (my sample though has too few intra4x4 blocks
for this to be meassureable easily either way)


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@22052 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b