Research Article

Low Cost Design of a Hybrid Architecture of Integer Inverse DCT for H.264, VC-1, AVS, and HEVC

Table 2

Controlling selection of subblocks.

Select (Sel)IDCT
( ) − ( / )(8/1) · [ / /( + )] + / /

00AVS
01VC-1 ( + )
10H.264
11HEVC +