tree ce52dad8fe751150d75fd6042011cd7411a3a8dd
parent 1683e2405d270218288f8ce5f208ce0d84adc49a
author Satish Kumar Suman <satish.suman@ittiam.com> 1552468694 +0530
committer Yunqing Wang <yunqingwang@google.com> 1552580956 +0000

Reduce lookahead buffer padding size for encoder

Padding of lookahead buffer is reduced from 160 pixels to 64 pixels.
This change is not applicable for scale and super-resolution.

Observed memory footprint reduction with no impact on
encoder performance.

stream                   cpu-used  encoder
BasketballDrill_832x480     1      ~2.40%
parkrun_720p50              3      ~2.17%

Change-Id: I11e074c40c1ca1e78b525b3ba9d6c334a6733949