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unsubscribe listeners on shutdown.

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This commit is contained in:
Miroslav Šedivý 2021-02-06 12:59:57 +01:00
parent f05889bd56
commit 5d66dcdb7b
1 changed files with 19 additions and 3 deletions
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20
internal/webrtc/manager.go
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@ -31,6 +31,7 @@ type WebRTCManagerCtx struct {
logger zerolog.Logger
videoTracks map[string]*webrtc.TrackLocalStaticSample
audioTrack *webrtc.TrackLocalStaticSample
unsubscribe []func()
defaultVideoID string
audioCodec codec.RTPCodec
desktop types.DesktopManager
@ -48,10 +49,15 @@ func (manager *WebRTCManagerCtx) Start() {
manager.logger.Panic().Err(err).Msg("unable to create audio track")
}
audio.AddListener(func(sample types.Sample) {
listener := func(sample types.Sample) {
if err := manager.audioTrack.WriteSample(media.Sample(sample)); err != nil && err != io.ErrClosedPipe {
manager.logger.Warn().Err(err).Msg("audio pipeline failed to write")
}
}
audio.AddListener(listener)
manager.unsubscribe = append(manager.unsubscribe, func(){
audio.RemoveListener(listener)
})
videoIDs := manager.capture.VideoIDs()
@ -70,10 +76,15 @@ func (manager *WebRTCManagerCtx) Start() {
manager.logger.Panic().Err(err).Str("videoID", videoID).Msg("unable to create video track")
}
video.AddListener(func(sample types.Sample) {
listener := func(sample types.Sample) {
if err := track.WriteSample(media.Sample(sample)); err != nil && err != io.ErrClosedPipe {
manager.logger.Warn().Err(err).Str("videoID", videoID).Msg("vide pipeline failed to write")
}
}
video.AddListener(listener)
manager.unsubscribe = append(manager.unsubscribe, func(){
video.RemoveListener(listener)
})
manager.videoTracks[videoID] = track
@ -90,6 +101,11 @@ func (manager *WebRTCManagerCtx) Start() {
func (manager *WebRTCManagerCtx) Shutdown() error {
manager.logger.Info().Msgf("webrtc shutting down")
for _, unsubscribe := range manager.unsubscribe {
unsubscribe()
}
return nil
}