ref: 337ad83e5893e8e6e0bbaf42d1ed6a61399f9ddf
parent: 2d12a52ff09ff47cd69659b6d2f862af1913c779
author: hui su <huisu@google.com>
date: Fri Dec 2 05:11:33 EST 2016
Add support for VP9 level targeting Constraints on encoder config: -target_bandwidth is no larger than 80% of level bitrate limit -target_bandwidth * (1 + max_over_shoot_pct) is no larger than 88% of level bitrate limit -min_gf_interval is no smaller than level limit -tile_columns is no larger than level limit Constraints on rate control: -current frame size plus previous three frames' size is no larger than the CPB level limit -current frame size is no larger than 50%/40%/20% of the CPB level limit if it's a key/alt-ref/other frame. Change-Id: I84d1a2d6d6e3c82bfd533b3309ce999cfaba2c8b