Some codecs don't support directly creating simulcast layers with
non-optimal parameters. This proxy will detect this and create
multiple encoders then, one for each layer as a fallback.
Bug: webrtc:10069
Change-Id: I4bcafcfdd68d9ed466e2fafe564db849de6ed4f6
Reviewed-on: https://webrtc-review.googlesource.com/c/119264
Reviewed-by: Erik Språng <sprang@webrtc.org>
Commit-Queue: Florent Castelli <orphis@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26373}
83d5e86163