tree 0abb49e271a2952c54dd0e036c32c5e5be4c8769
parent 6735b2b9787290c8b0b8ec15331560088591a4ec
author Cherma Rajan A <cherma.rajan@ittiam.com> 1548165927 +0530
committer Yunqing Wang <yunqingwang@google.com> 1548361402 +0000

Limit row mt threads based on tile size for decoder

This patch limits the number of threads assigned to
decode a tile based on its sb rows and columns.
Theoretically thread count of tile decoding can not
exceed two.

This change does not limit number of threads used in
post-processing stages.

BUG=aomedia:2215

Change-Id: I0d45f1f2059eb109e1a8b22228b1c947f60b4527