Sergey Silkin 7dcca4b9ed Limit inter-layer prediction to key pictures.
This unconditionally limits usage of VP9 SVC inter-layer prediction to
frames of key picture.

Ideally we would like to let an application to configure SVC options.
But currently there is no API for this.

Bug: none
Change-Id: I21a84dafc946be122514d5b6bf327b65251f1115
Reviewed-on: https://webrtc-review.googlesource.com/76640
Commit-Queue: Sergey Silkin <ssilkin@webrtc.org>
Reviewed-by: Stefan Holmer <stefan@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23224}
2018-05-15 06:16:00 +00:00
..
2017-12-15 16:48:57 +00:00
2018-04-26 15:56:37 +00:00
2017-10-31 17:46:42 +00:00