Fix RTSP backchannel processing

pkg/rtsp/consumer.go

@@ -7,6 +7,7 @@ import (
 	"github.com/AlexxIT/go2rtc/pkg/h265"
 	"github.com/AlexxIT/go2rtc/pkg/mjpeg"
 	"github.com/pion/rtp"
+	"time"
 )
 
 func (c *Conn) GetMedias() []*core.Media {
@@ -41,6 +42,8 @@ func (c *Conn) AddTrack(media *core.Media, codec *core.Codec, track *core.Receiv
 			return
 		}
 
+		c.state = StateSetup
+
 	case core.ModePassiveConsumer:
 		channel = byte(len(c.senders)) * 2
 
@@ -85,6 +88,10 @@ func (c *Conn) packetWriter(codec *core.Codec, channel uint8) core.HandlerFunc {
 			return
 		}
 
+		if err := c.conn.SetWriteDeadline(time.Now().Add(Timeout)); err != nil {
+			return
+		}
+
 		n, err := c.conn.Write(data)
 		if err != nil {
 			return

pkg/rtsp/producer.go

@@ -130,6 +130,11 @@ func (c *Conn) Reconnect() error {
 			return err
 		}
 	}
+	for _, sender := range c.senders {
+		if _, err := c.SetupMedia(sender.Media); err != nil {
+			return err
+		}
+	}
 
 	return nil
 }