cleanup

main.go

@@ -394,12 +394,12 @@ func newProgram(sargs []string, stdin io.Reader) (*program, error) {
 		http.DefaultServeMux = http.NewServeMux()
 	}
 
-	p.udplRtp, err = newServerUdpListener(p, conf.RtpPort, _TRACK_FLOW_RTP)
+	p.udplRtp, err = newServerUdpListener(p, conf.RtpPort, _TRACK_FLOW_TYPE_RTP)
 	if err != nil {
 		return nil, err
 	}
 
-	p.udplRtcp, err = newServerUdpListener(p, conf.RtcpPort, _TRACK_FLOW_RTCP)
+	p.udplRtcp, err = newServerUdpListener(p, conf.RtcpPort, _TRACK_FLOW_TYPE_RTCP)
 	if err != nil {
 		return nil, err
 	}
@@ -570,7 +570,7 @@ outer:
 					}
 
 					for i, t := range cl.streamTracks {
-						if evt.trackFlowType == _TRACK_FLOW_RTP {
+						if evt.trackFlowType == _TRACK_FLOW_TYPE_RTP {
 							if t.rtpPort == evt.addr.Port {
 								return cl, i
 							}
@@ -676,7 +676,7 @@ func (p *program) forwardTrack(path string, id int, trackFlowType trackFlowType,
 	for c := range p.clients {
 		if c.path == path && c.state == _CLIENT_STATE_PLAY {
 			if c.streamProtocol == _STREAM_PROTOCOL_UDP {
-				if trackFlowType == _TRACK_FLOW_RTP {
+				if trackFlowType == _TRACK_FLOW_TYPE_RTP {
 					p.udplRtp.write(&net.UDPAddr{
 						IP:   c.ip(),
 						Zone: c.zone(),
@@ -692,7 +692,7 @@ func (p *program) forwardTrack(path string, id int, trackFlowType trackFlowType,
 				}
 
 			} else {
-				c.writeFrame(trackToInterleavedChannel(id, trackFlowType), frame)
+				c.writeFrame(trackFlowTypeToInterleavedChannel(id, trackFlowType), frame)
 			}
 		}
 	}

server-client.go

@@ -18,10 +18,10 @@ const (
 	_UDP_STREAM_DEAD_AFTER     = 10 * time.Second
 )
 
-type clientState int
+type serverClientState int
 
 const (
-	_CLIENT_STATE_STARTING clientState = iota
+	_CLIENT_STATE_STARTING serverClientState = iota
 	_CLIENT_STATE_ANNOUNCE
 	_CLIENT_STATE_PRE_PLAY
 	_CLIENT_STATE_PLAY
@@ -29,7 +29,7 @@ const (
 	_CLIENT_STATE_RECORD
 )
 
-func (cs clientState) String() string {
+func (cs serverClientState) String() string {
 	switch cs {
 	case _CLIENT_STATE_STARTING:
 		return "STARTING"
@@ -55,7 +55,7 @@ func (cs clientState) String() string {
 type serverClient struct {
 	p                    *program
 	conn                 *gortsplib.ConnServer
-	state                clientState
+	state                serverClientState
 	path                 string
 	authUser             string
 	authPass             string
@@ -887,7 +887,7 @@ func (c *serverClient) handleRequest(req *gortsplib.Request) bool {
 
 				switch recvt := recv.(type) {
 				case *gortsplib.InterleavedFrame:
-					trackId, trackFlowType := interleavedChannelToTrack(frame.Channel)
+					trackId, trackFlowType := interleavedChannelToTrackFlowType(frame.Channel)
 
 					if trackId >= len(c.streamTracks) {
 						c.log("ERR: invalid track id '%d'", trackId)

server-udpl.go

@@ -51,7 +51,7 @@ func newServerUdpListener(p *program, port int, trackFlowType trackFlowType) (*s
 
 func (l *serverUdpListener) log(format string, args ...interface{}) {
 	var label string
-	if l.trackFlowType == _TRACK_FLOW_RTP {
+	if l.trackFlowType == _TRACK_FLOW_TYPE_RTP {
 		label = "RTP"
 	} else {
 		label = "RTCP"

streamer.go

@@ -272,13 +272,13 @@ func (s *streamer) runUdp(conn *gortsplib.ConnClient) bool {
 
 				var err error
 				udplRtp, err = newStreamerUdpListener(s.p, rtpPort, s, i,
-					_TRACK_FLOW_RTP, publisherIp)
+					_TRACK_FLOW_TYPE_RTP, publisherIp)
 				if err != nil {
 					continue
 				}
 
 				udplRtcp, err = newStreamerUdpListener(s.p, rtcpPort, s, i,
-					_TRACK_FLOW_RTCP, publisherIp)
+					_TRACK_FLOW_TYPE_RTCP, publisherIp)
 				if err != nil {
 					udplRtp.close()
 					continue
@@ -606,7 +606,7 @@ outer:
 				break
 			}
 
-			trackId, trackFlowType := interleavedChannelToTrack(frame.Channel)
+			trackId, trackFlowType := interleavedChannelToTrackFlowType(frame.Channel)
 
 			s.p.events <- programEventStreamerFrame{s, trackId, trackFlowType, frame.Content}
 		}

utils.go

@@ -32,19 +32,19 @@ func parseIpCidrList(in []string) ([]interface{}, error) {
 type trackFlowType int
 
 const (
-	_TRACK_FLOW_RTP trackFlowType = iota
+	_TRACK_FLOW_TYPE_RTP trackFlowType = iota
-	_TRACK_FLOW_RTCP
+	_TRACK_FLOW_TYPE_RTCP
 )
 
-func interleavedChannelToTrack(channel uint8) (int, trackFlowType) {
+func interleavedChannelToTrackFlowType(channel uint8) (int, trackFlowType) {
 	if (channel % 2) == 0 {
-		return int(channel / 2), _TRACK_FLOW_RTP
+		return int(channel / 2), _TRACK_FLOW_TYPE_RTP
 	}
-	return int((channel - 1) / 2), _TRACK_FLOW_RTCP
+	return int((channel - 1) / 2), _TRACK_FLOW_TYPE_RTCP
 }
 
-func trackToInterleavedChannel(id int, trackFlowType trackFlowType) uint8 {
+func trackFlowTypeToInterleavedChannel(id int, trackFlowType trackFlowType) uint8 {
-	if trackFlowType == _TRACK_FLOW_RTP {
+	if trackFlowType == _TRACK_FLOW_TYPE_RTP {
 		return uint8(id * 2)
 	}
 	return uint8((id * 2) + 1)