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Added RTSP Server functionality

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This commit is contained in:
Jonas Köritz 2019-08-29 13:20:45 +02:00
parent 822fbbf6e8
commit 4f0f595aa0
3 changed files with 199 additions and 7 deletions
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23
libipcamera/RTPRelay.go
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@ -14,11 +14,12 @@ type RTPRelay struct {
close bool
targetIP net.IP
targetPort int
listener net.PacketConn
}
// CreateRTPRelay creates a UDP listener that handles live data
// from the camera and forwards it as an RTP stream
func CreateRTPRelay(targetAddress net.IP, targetPort int) RTPRelay {
func CreateRTPRelay(targetAddress net.IP, targetPort int) *RTPRelay {
conn, err := net.ListenPacket("udp", ":6669")
if err != nil {
@ -28,6 +29,7 @@ func CreateRTPRelay(targetAddress net.IP, targetPort int) RTPRelay {
relay := RTPRelay{
targetIP: targetAddress,
targetPort: targetPort,
listener: conn,
}
if err != nil {
log.Printf("ERROR: %s\n", err)
@ -35,7 +37,7 @@ func CreateRTPRelay(targetAddress net.IP, targetPort int) RTPRelay {
go handleCameraStream(relay, conn)
return relay
return &relay
}
func handleCameraStream(relay RTPRelay, conn net.PacketConn) {
@ -47,8 +49,11 @@ func handleCameraStream(relay RTPRelay, conn net.PacketConn) {
IP: relay.targetIP,
Port: relay.targetPort,
}
rtpSource, _ := net.ResolveUDPAddr("udp", "127.0.0.1:5000")
rtpConn, _ := net.DialUDP("udp", rtpSource, &rtpTarget)
rtpSource, _ := net.ResolveUDPAddr("udp", "127.0.0.1")
rtpConn, err := net.DialUDP("udp", rtpSource, &rtpTarget)
if err != nil {
log.Printf("ERROR creating RTP sender: %s\n", err)
}
var sequenceNumber uint16
var elapsed uint32
@ -56,6 +61,11 @@ func handleCameraStream(relay RTPRelay, conn net.PacketConn) {
frameBuffer := []byte{}
for {
if relay.close {
rtpConn.Close()
break
}
conn.ReadFrom(buffer)
packetReader := bytes.NewReader(buffer)
binary.Read(packetReader, binary.BigEndian, &header)
@ -94,13 +104,12 @@ func handleCameraStream(relay RTPRelay, conn net.PacketConn) {
log.Printf("Received Unknown Message: %+v\n", header)
log.Printf("Payload:\n%s\n", hex.Dump(payload))
}
if relay.close {
break
}
}
rtpConn.Close()
}
// Stop stops listening for packets
func (r *RTPRelay) Stop() {
r.listener.Close()
r.close = true
}