Fix ATMVP subblock size to 8x8 and simplify ATMVP neighbouring block scan.…
Fix ATMVP subblock size to 8x8 and simplify ATMVP neighbouring block scan. Integration of L0198, L0468 and L0104.
Fix ATMVP subblock size to 8x8 and simplify ATMVP neighbouring block scan. Integration of L0198, L0468 and L0104.