improve performance by using static buffers instead of make()

main.go

@@ -11,7 +11,6 @@ import (
 	"strings"
 	"time"
 
-	"github.com/aler9/gortsplib"
 	"gopkg.in/alecthomas/kingpin.v2"
 	"gortc.io/sdp"
 )
@@ -586,30 +585,22 @@ func (p *program) forwardTrack(path string, id int, trackFlowType trackFlowType,
 		if c.path == path && c.state == _CLIENT_STATE_PLAY {
 			if c.streamProtocol == _STREAM_PROTOCOL_UDP {
 				if trackFlowType == _TRACK_FLOW_RTP {
-					p.udplRtp.write <- &udpWrite{
-						addr: &net.UDPAddr{
-							IP:   c.ip(),
-							Zone: c.zone(),
-							Port: c.streamTracks[id].rtpPort,
-						},
-						buf: frame,
-					}
+					p.udplRtp.write(&net.UDPAddr{
+						IP:   c.ip(),
+						Zone: c.zone(),
+						Port: c.streamTracks[id].rtpPort,
+					}, frame)
+
 				} else {
-					p.udplRtcp.write <- &udpWrite{
-						addr: &net.UDPAddr{
-							IP:   c.ip(),
-							Zone: c.zone(),
-							Port: c.streamTracks[id].rtcpPort,
-						},
-						buf: frame,
-					}
+					p.udplRtcp.write(&net.UDPAddr{
+						IP:   c.ip(),
+						Zone: c.zone(),
+						Port: c.streamTracks[id].rtcpPort,
+					}, frame)
 				}
 
 			} else {
-				c.write <- &gortsplib.InterleavedFrame{
-					Channel: trackToInterleavedChannel(id, trackFlowType),
-					Content: frame,
-				}
+				c.writeFrame(trackToInterleavedChannel(id, trackFlowType), frame)
 			}
 		}
 	}