From 8de7b488aedb861489997f45085d923166693c92 Mon Sep 17 00:00:00 2001
From: yangkun <xyyangkun@163.com>
Date: Thu, 28 May 2020 14:17:26 +0800
Subject: [PATCH] for live555 rtsp server, rtp keep alive require must add
 Session in header

---
 format/rtsp/client.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/format/rtsp/client.go b/format/rtsp/client.go
index 21854b8..c8aa650 100644
--- a/format/rtsp/client.go
+++ b/format/rtsp/client.go
@@ -199,6 +199,9 @@ func (self *Client) SendRtpKeepalive() (err error) {
 				Method: "OPTIONS",
 				Uri:    self.requestUri,
 			}
+			if self.session != "" {
+				req.Header = append(req.Header, "Session: "+self.session)
+			}
 			if err = self.WriteRequest(req); err != nil {
 				return
 			}