From: An efficient interpolation filter VLSI architecture for HEVC standard
PU module
The size of sub-PU
8×
8 × 8, 8 × 16, 8 × 32
16×
16 × 8, 16 × 16, 16 × 32
24×
24 × 32
32×
32 × 8, 32 × 16, 32 × 24, 32 × 32, 32 × 64
64×
64 × 32, 64 × 64