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add Video error return.

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This commit is contained in:
Miroslav Šedivý
2021-02-05 18:07:58 +01:00
parent f62d36ac4f
commit 761f6d8a8f
3 changed files with 15 additions and 5 deletions
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13
internal/webrtc/manager.go
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@ -57,7 +57,11 @@ func (manager *WebRTCManagerCtx) Start() {
videoIDs := manager.capture.VideoIDs()
manager.videoTracks = map[string]*webrtc.TrackLocalStaticSample{}
for _, videoID := range videoIDs {
video := manager.capture.Video(videoID)
video, ok := manager.capture.Video(videoID)
if !ok {
manager.logger.Warn().Str("videoID", videoID).Msg("video stream not found, skipping")
continue
}
track, err := webrtc.NewTrackLocalStaticSample(video.Codec().Capability, "video", "stream")
if err != nil {
@ -218,7 +222,12 @@ func (manager *WebRTCManagerCtx) mediaEngine() (*webrtc.MediaEngine, error) {
engine := &webrtc.MediaEngine{}
// all videos must have the same codec
videoCodec := manager.capture.Video(manager.defaultVideoID).Codec()
video, ok := manager.capture.Video(manager.defaultVideoID)
if !ok {
return nil, fmt.Errorf("default video track not found")
}
videoCodec := video.Codec()
if err := videoCodec.Register(engine); err != nil {
return nil, err
}