track: expose Set/GetControl

This is useful for clients that need to override the control field, which was
possible prior to 6d5bf0c1bb via the Media field.

server_publish_test.go

@@ -28,7 +28,7 @@ func invalidURLAnnounceReq(t *testing.T, control string) base.Request {
 		Body: func() []byte {
 			track, err := NewTrackH264(96, []byte{0x01, 0x02, 0x03, 0x04}, []byte{0x01, 0x02, 0x03, 0x04}, nil)
 			require.NoError(t, err)
-			track.setControl(control)
+			track.SetControl(control)
 
 			sout := &psdp.SessionDescription{
 				SessionName: psdp.SessionName("Stream"),
@@ -260,7 +260,7 @@ func TestServerPublishSetupPath(t *testing.T) {
 			track, err := NewTrackH264(96, []byte{0x01, 0x02, 0x03, 0x04}, []byte{0x01, 0x02, 0x03, 0x04}, nil)
 			require.NoError(t, err)
 
-			track.setControl(ca.control)
+			track.SetControl(ca.control)
 
 			sout := &psdp.SessionDescription{
 				SessionName: psdp.SessionName("Stream"),

track.go

@@ -15,8 +15,10 @@ type Track interface {
 	// ClockRate returns the track clock rate.
 	ClockRate() int
 	clone() Track
-	getControl() string
-	setControl(string)
+	// GetControl returns the track control
+	GetControl() string
+	// SetControl returns the track control
+	SetControl(string)
 	url(*base.URL) (*base.URL, error)
 	// MediaDescription returns structured SDP media information
 	MediaDescription() *psdp.MediaDescription
@@ -76,7 +78,7 @@ func trackURL(t Track, contentBase *base.URL) (*base.URL, error) {
 		return nil, fmt.Errorf("no Content-Base header provided")
 	}
 
-	control := t.getControl()
+	control := t.GetControl()
 
 	// no control attribute, use base URL
 	if control == "" {

track_aac.go

@@ -138,11 +138,13 @@ func (t *TrackAAC) clone() Track {
 	}
 }
 
-func (t *TrackAAC) getControl() string {
+// GetControl gets the track control.
+func (t *TrackAAC) GetControl() string {
 	return t.control
 }
 
-func (t *TrackAAC) setControl(c string) {
+// SetControl sets the track control.
+func (t *TrackAAC) SetControl(c string) {
 	t.control = c
 }
 

track_generic.go

@@ -139,11 +139,13 @@ func (t *TrackGeneric) clone() Track {
 	}
 }
 
-func (t *TrackGeneric) getControl() string {
+// GetControl returns the track control.
+func (t *TrackGeneric) GetControl() string {
 	return t.control
 }
 
-func (t *TrackGeneric) setControl(c string) {
+// SetControl set the track control.
+func (t *TrackGeneric) SetControl(c string) {
 	t.control = c
 }
 

track_h264.go

@@ -111,11 +111,13 @@ func (t *TrackH264) clone() Track {
 	}
 }
 
-func (t *TrackH264) getControl() string {
+// GetControl gets the track control.
+func (t *TrackH264) GetControl() string {
 	return t.control
 }
 
-func (t *TrackH264) setControl(c string) {
+// SetControl sets the track control.
+func (t *TrackH264) SetControl(c string) {
 	t.control = c
 }
 

track_opus.go

@@ -69,11 +69,13 @@ func (t *TrackOpus) clone() Track {
 	}
 }
 
-func (t *TrackOpus) getControl() string {
+// GetControl returns the track control.
+func (t *TrackOpus) GetControl() string {
 	return t.control
 }
 
-func (t *TrackOpus) setControl(c string) {
+// SetControl sets the track control.
+func (t *TrackOpus) SetControl(c string) {
 	t.control = c
 }
 

tracks.go

@@ -44,7 +44,7 @@ func (ts Tracks) clone() Tracks {
 
 func (ts Tracks) setControls() {
 	for i, t := range ts {
-		t.setControl("trackID=" + strconv.FormatInt(int64(i), 10))
+		t.SetControl("trackID=" + strconv.FormatInt(int64(i), 10))
 	}
 }