From 91080e507cdd753f79f8dcef5dd2b9aa25f4126c Mon Sep 17 00:00:00 2001
From: xiongziliang <771730766@qq.com>
Date: Sat, 9 May 2020 14:04:08 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8F=91=E9=80=81GET=5FPARAMETER=E5=91=BD?=
 =?UTF-8?q?=E4=BB=A4=E5=85=BC=E5=AE=B9=E4=B8=80=E4=BA=9Brtsp=E6=9C=8D?=
 =?UTF-8?q?=E5=8A=A1=E5=99=A8:#284?=
MIME-Version: 1.0
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---
 src/Rtsp/RtspPlayer.cpp | 8 ++++++++
 src/Rtsp/RtspPlayer.h   | 2 +-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/Rtsp/RtspPlayer.cpp b/src/Rtsp/RtspPlayer.cpp
index dc44ee15..52b77a45 100644
--- a/src/Rtsp/RtspPlayer.cpp
+++ b/src/Rtsp/RtspPlayer.cpp
@@ -377,6 +377,11 @@ void RtspPlayer::sendDescribe() {
     sendRtspRequest("DESCRIBE",_strUrl,{"Accept","application/sdp"});
 }
 
+void RtspPlayer::sendGetParameter(){
+    _onHandshake = [this](const Parser& parser){};
+    sendRtspRequest("GET_PARAMETER",_strUrl);
+}
+
 void RtspPlayer::sendPause(int type , uint32_t seekMS){
     _onHandshake = std::bind(&RtspPlayer::handleResPAUSE,this, placeholders::_1,type);
     //开启或暂停rtsp
@@ -727,6 +732,9 @@ void RtspPlayer::onRecvRTP_l(const RtpPacket::Ptr &pkt, const SdpTrack::Ptr &tra
             sendReceiverReport(_eType == Rtsp::RTP_TCP,iTrackIndex);
             ticker.resetTime();
         }
+
+        //有些rtsp服务器需要rtcp保活，有些需要发送信令保活
+        sendGetParameter();
     }
 }
 
diff --git a/src/Rtsp/RtspPlayer.h b/src/Rtsp/RtspPlayer.h
index e2830799..0e643555 100644
--- a/src/Rtsp/RtspPlayer.h
+++ b/src/Rtsp/RtspPlayer.h
@@ -99,7 +99,7 @@ private:
     void sendSetup(unsigned int uiTrackIndex);
     void sendPause(int type , uint32_t ms);
     void sendDescribe();
-
+    void sendGetParameter();
     void sendRtspRequest(const string &cmd, const string &url ,const StrCaseMap &header = StrCaseMap());
     void sendRtspRequest(const string &cmd, const string &url ,const std::initializer_list<string> &header);
     void sendReceiverReport(bool overTcp,int iTrackIndex);