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Handle Simulcast RepairStream

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Read + Discard packets from the Simulcast repair stream. When a
Simulcast stream is enabled the remote will send packets via the repair
stream for probing. We can't ignore these packets anymore because it
will cause gaps in the feedback reports

Resolves #1957
This commit is contained in:
Sean DuBois
2021-09-14 22:31:10 -04:00
parent f8fa792477
commit 11b8873da2
9 changed files with 161 additions and 72 deletions
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4
interceptor.go
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@@ -117,7 +117,7 @@ func (i *interceptorToTrackLocalWriter) Write(b []byte) (int, error) {
return i.WriteRTP(&packet.Header, packet.Payload)
}
func createStreamInfo(id string, ssrc SSRC, payloadType PayloadType, codec RTPCodecCapability, webrtcHeaderExtensions []RTPHeaderExtensionParameter) interceptor.StreamInfo {
func createStreamInfo(id string, ssrc SSRC, payloadType PayloadType, codec RTPCodecCapability, webrtcHeaderExtensions []RTPHeaderExtensionParameter) *interceptor.StreamInfo {
headerExtensions := make([]interceptor.RTPHeaderExtension, 0, len(webrtcHeaderExtensions))
for _, h := range webrtcHeaderExtensions {
headerExtensions = append(headerExtensions, interceptor.RTPHeaderExtension{ID: h.ID, URI: h.URI})
@@ -128,7 +128,7 @@ func createStreamInfo(id string, ssrc SSRC, payloadType PayloadType, codec RTPCo
feedbacks = append(feedbacks, interceptor.RTCPFeedback{Type: f.Type, Parameter: f.Parameter})
}
return interceptor.StreamInfo{
return &interceptor.StreamInfo{
ID: id,
Attributes: interceptor.Attributes{},
SSRC: uint32(ssrc),