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Default streams: don't block media even if on different transceiver.

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This fixes some edge cases where early media could cause default
stream that block the actual signaled media from beind delivered.

Bug: webrtc:11477
Change-Id: I8b26df63a690861bd19f083102d1395e882f8733
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/183120
Commit-Queue: Taylor <deadbeef@webrtc.org>
Reviewed-by: Erik Språng <sprang@webrtc.org>
Reviewed-by: Rasmus Brandt <brandtr@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#32030}
This commit is contained in:
Taylor Brandstetter
2020-09-02 13:25:31 -07:00
committed by Commit Bot
parent 0ade98316c
commit c03a187391
17 changed files with 393 additions and 39 deletions
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4
pc/peer_connection.h
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@ -936,6 +936,10 @@ class PeerConnection : public PeerConnectionInternal,
RTCError UpdateSessionState(SdpType type,
cricket::ContentSource source,
const cricket::SessionDescription* description);
// Based on number of transceivers per media type, enabled or disable
// payload type based demuxing in the affected channels.
void UpdatePayloadTypeDemuxingState(cricket::ContentSource source)
RTC_RUN_ON(signaling_thread());
// Push the media parts of the local or remote session description
// down to all of the channels.
RTCError PushdownMediaDescription(SdpType type, cricket::ContentSource source)