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Make TrackLocalContext an interface

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This allows external users to provide their own TrackLocalContext to be
bound to a track.
This commit is contained in:
Kevin Wang
2022-04-05 00:15:44 -04:00
committed by Sean DuBois
parent 6a3a97fbdb
commit 667d0ff6dc
2 changed files with 42 additions and 18 deletions
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22
rtpsender.go
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@@ -27,7 +27,7 @@ type trackEncoding struct {
rtcpInterceptor interceptor.RTCPReader
streamInfo interceptor.StreamInfo
context TrackLocalContext
context *baseTrackLocalContext
ssrc SSRC
}
@@ -242,13 +242,13 @@ func (r *RTPSender) ReplaceTrack(track TrackLocal) error {
}
var replacedTrack TrackLocal
var context *TrackLocalContext
var context *baseTrackLocalContext
if len(r.trackEncodings) != 0 {
replacedTrack = r.trackEncodings[0].track
context = &r.trackEncodings[0].context
context = r.trackEncodings[0].context
}
if r.hasSent() && replacedTrack != nil {
if err := replacedTrack.Unbind(*context); err != nil {
if err := replacedTrack.Unbind(context); err != nil {
return err
}
}
@@ -258,16 +258,16 @@ func (r *RTPSender) ReplaceTrack(track TrackLocal) error {
return nil
}
codec, err := track.Bind(TrackLocalContext{
id: context.id,
codec, err := track.Bind(&baseTrackLocalContext{
id: context.ID(),
params: r.api.mediaEngine.getRTPParametersByKind(track.Kind(), []RTPTransceiverDirection{RTPTransceiverDirectionSendonly}),
ssrc: context.ssrc,
writeStream: context.writeStream,
rtcpInterceptor: context.rtcpInterceptor,
ssrc: context.SSRC(),
writeStream: context.WriteStream(),
rtcpInterceptor: context.RTCPReader(),
})
if err != nil {
// Re-bind the original track
if _, reBindErr := replacedTrack.Bind(*context); reBindErr != nil {
if _, reBindErr := replacedTrack.Bind(context); reBindErr != nil {
return reBindErr
}
@@ -297,7 +297,7 @@ func (r *RTPSender) Send(parameters RTPSendParameters) error {
for idx, trackEncoding := range r.trackEncodings {
writeStream := &interceptorToTrackLocalWriter{}
trackEncoding.context = TrackLocalContext{
trackEncoding.context = &baseTrackLocalContext{
id: r.id,
params: r.api.mediaEngine.getRTPParametersByKind(trackEncoding.track.Kind(), []RTPTransceiverDirection{RTPTransceiverDirectionSendonly}),
ssrc: parameters.Encodings[idx].SSRC,