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Add helper to configure CCFB (defined in RFC 8888)

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Adds a helper function to register an interceptor that produces
congestion control feedback as defined in RFC 8888
(https://datatracker.ietf.org/doc/rfc8888/).
This commit is contained in:
Mathis Engelbart
2022-08-24 10:47:36 +02:00
committed by Sean DuBois
parent 66f0c402c1
commit 7e598b5a63
1 changed files with 14 additions and 0 deletions
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14
interceptor.go
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@@ -12,6 +12,7 @@ import (
"github.com/pion/interceptor"
"github.com/pion/interceptor/pkg/nack"
"github.com/pion/interceptor/pkg/report"
"github.com/pion/interceptor/pkg/rfc8888"
"github.com/pion/interceptor/pkg/twcc"
"github.com/pion/rtp"
"github.com/pion/sdp/v3"
@@ -109,6 +110,19 @@ func ConfigureTWCCSender(mediaEngine *MediaEngine, interceptorRegistry *intercep
return nil
}
// ConfigureCongestionControlFeedback registers congestion control feedback as
// defined in RFC 8888 (https://datatracker.ietf.org/doc/rfc8888/)
func ConfigureCongestionControlFeedback(mediaEngine *MediaEngine, interceptorRegistry *interceptor.Registry) error {
mediaEngine.RegisterFeedback(RTCPFeedback{Type: TypeRTCPFBACK, Parameter: "ccfb"}, RTPCodecTypeVideo)
mediaEngine.RegisterFeedback(RTCPFeedback{Type: TypeRTCPFBACK, Parameter: "ccfb"}, RTPCodecTypeAudio)
generator, err := rfc8888.NewSenderInterceptor()
if err != nil {
return err
}
interceptorRegistry.Add(generator)
return nil
}
type interceptorToTrackLocalWriter struct{ interceptor atomic.Value } // interceptor.RTPWriter }
func (i *interceptorToTrackLocalWriter) WriteRTP(header *rtp.Header, payload []byte) (int, error) {