webrtc: export GetSenderTrack

pkg/webrtc/conn.go

@@ -161,16 +161,7 @@ func (c *Conn) AddCandidate(candidate string) error {
 	return c.pc.AddICECandidate(webrtc.ICECandidateInit{Candidate: candidate})
 }
 
-func (c *Conn) getTranseiver(mid string) *webrtc.RTPTransceiver {
+func (c *Conn) GetSenderTrack(mid string) *Track {
-	for _, tr := range c.pc.GetTransceivers() {
-		if tr.Mid() == mid {
-			return tr
-		}
-	}
-	return nil
-}
-
-func (c *Conn) getSenderTrack(mid string) *Track {
 	if tr := c.getTranseiver(mid); tr != nil {
 		if s := tr.Sender(); s != nil {
 			if t := s.Track().(*Track); t != nil {
@@ -181,6 +172,15 @@ func (c *Conn) getSenderTrack(mid string) *Track {
 	return nil
 }
 
+func (c *Conn) getTranseiver(mid string) *webrtc.RTPTransceiver {
+	for _, tr := range c.pc.GetTransceivers() {
+		if tr.Mid() == mid {
+			return tr
+		}
+	}
+	return nil
+}
+
 func (c *Conn) getMediaCodec(remote *webrtc.TrackRemote) (*core.Media, *core.Codec) {
 	for _, tr := range c.pc.GetTransceivers() {
 		// search Transeiver for this TrackRemote