Enable arf usage for speed >= 6, 1 pass vbr.
authorMarco <marpan@google.com>
Wed, 4 Oct 2017 00:14:24 +0000 (17:14 -0700)
committerMarco <marpan@google.com>
Wed, 4 Oct 2017 00:18:33 +0000 (17:18 -0700)
commit98dbf31c877c1388c5776aba249f879cda3b2969
treef311a35c8e99fb2539c17d4bb8afb431f7abd402
parentab2bd340ace0e02285a821207e4080cbf0bbdce8
Enable arf usage for speed >= 6, 1 pass vbr.

For speed 6 on ytlive set:
On average, speed slowdown ~5%, quality gain ~2%.

Change-Id: Ia18237cc1d52c54d7e2cb3c71f571cf37ef61b44
vp9/encoder/vp9_speed_features.c