Location of chroma samples.
X X 3 4 X X are luma samples, 1 2 1-6 are possible chroma positions X X 5 6 X 0 is undefined/unknown position
< mpeg2/4, h264 default
< mpeg1, jpeg, h263
< DV
< Not part of ABI
See Implementation
Location of chroma samples.
X X 3 4 X X are luma samples, 1 2 1-6 are possible chroma positions X X 5 6 X 0 is undefined/unknown position