A macroblock consists of 6 blocks: 4 8x8 Y blocks, 1 U block, and 1 V block. How large can the U and V blocks be ?
--Merbanan 06:00, 5 May 2006 (EDT)
The U and V blocks are still 8x8 samples each. I am still working out the details of how they can be coded. --Multimedia Mike 11:24, 6 May 2006 (EDT)