philipel 4e0bf2e5a1 Support conversion of VP9 non-flexible mode to generic descriptor for non-layered streams only.
When VP9 HW encoders don't provide any metadata a minimal non-flexible mode structure is generated for the stream: (https://source.chromium.org/chromium/chromium/src/+/refs/heads/main:third_party/blink/renderer/platform/peerconnection/rtc_video_encoder.cc;l=1275-1298;drc=f80633b34538615fcb73515ad8c4bc56a748abfe).

Bug: chromium:1455428, b/286993839, b/287458300
Change-Id: I72628f20927d685e9c8ba1744126d763896bd804
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/309380
Commit-Queue: Philip Eliasson <philipel@webrtc.org>
Reviewed-by: Erik Språng <sprang@webrtc.org>
Reviewed-by: Henrik Boström <hbos@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#40316}
2023-06-20 10:52:59 +00:00
..
2020-10-02 12:33:34 +00:00
2022-06-03 12:01:46 +00:00
2022-05-17 12:00:45 +00:00