tree e14398105cc5fe6154657c557776c71e84652153
parent 70dde4bc52bb3d9d6353558fb1d6f3aa7d9537dc
author Aniket Dhok <aniket.dhok@ittiam.com> 1544076685 +0530
committer Yunqing Wang <yunqingwang@google.com> 1544115084 +0000

Optimize highbd inv_txfm modules

Added SSE4_1 variants for vertical identity txfm types.

Module level gains:
Tx_size   Gain w.r.t. C
8x8         6.65x
8x16        6.15x
16x8        9.59x
16x16       10.07x

When tested for multiple test cases observed 1.1%
average reduction in encoder time for speed = 1 preset.

Change-Id: I586db59840646fa6830647996ea4d84c0e6713dc