mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-02 01:21:33 +08:00
214 lines
7.5 KiB
C++
214 lines
7.5 KiB
C++
/*
|
||
* MIT License
|
||
*
|
||
* Copyright (c) 2016 xiongziliang <771730766@qq.com>
|
||
*
|
||
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
|
||
*
|
||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||
* of this software and associated documentation files (the "Software"), to deal
|
||
* in the Software without restriction, including without limitation the rights
|
||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||
* copies of the Software, and to permit persons to whom the Software is
|
||
* furnished to do so, subject to the following conditions:
|
||
*
|
||
* The above copyright notice and this permission notice shall be included in all
|
||
* copies or substantial portions of the Software.
|
||
*
|
||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||
* SOFTWARE.
|
||
*/
|
||
|
||
#ifndef SESSION_RTSPSESSION_H_
|
||
#define SESSION_RTSPSESSION_H_
|
||
|
||
#include <set>
|
||
#include <vector>
|
||
#include <unordered_map>
|
||
#include "Common/config.h"
|
||
#include "Rtsp.h"
|
||
#include "RtpBroadCaster.h"
|
||
#include "RtspMediaSource.h"
|
||
#include "Player/PlayerBase.h"
|
||
#include "Util/util.h"
|
||
#include "Util/logger.h"
|
||
#include "Network/TcpSession.h"
|
||
|
||
using namespace std;
|
||
using namespace ZL::Util;
|
||
using namespace ZL::Rtsp;
|
||
using namespace ZL::Player;
|
||
using namespace ZL::Network;
|
||
|
||
namespace ZL {
|
||
namespace Rtsp {
|
||
|
||
class RtspSession;
|
||
|
||
class BufferRtp : public Buffer{
|
||
public:
|
||
typedef std::shared_ptr<BufferRtp> Ptr;
|
||
BufferRtp(const RtpPacket::Ptr & pkt,uint32_t offset = 0 ):_rtp(pkt),_offset(offset){}
|
||
virtual ~BufferRtp(){}
|
||
|
||
char *data() override {
|
||
return (char *)_rtp->payload + _offset;
|
||
}
|
||
uint32_t size() const override {
|
||
return _rtp->length - _offset;
|
||
}
|
||
private:
|
||
RtpPacket::Ptr _rtp;
|
||
uint32_t _offset;
|
||
};
|
||
|
||
class RtspSession: public TcpSession {
|
||
public:
|
||
typedef std::shared_ptr<RtspSession> Ptr;
|
||
typedef std::function<void(const string &realm)> onGetRealm;
|
||
//encrypted为true是则表明是md5加密的密码，否则是明文密码
|
||
//在请求明文密码时如果提供md5密码者则会导致认证失败
|
||
typedef std::function<void(bool encrypted,const string &pwd_or_md5)> onAuth;
|
||
|
||
RtspSession(const std::shared_ptr<ThreadPool> &pTh, const Socket::Ptr &pSock);
|
||
virtual ~RtspSession();
|
||
void onRecv(const Buffer::Ptr &pBuf) override;
|
||
void onError(const SockException &err) override;
|
||
void onManager() override;
|
||
private:
|
||
int send(const string &strBuf) override {
|
||
m_ui64TotalBytes += strBuf.size();
|
||
return m_pSender->send(strBuf);
|
||
}
|
||
int send(string &&strBuf) override {
|
||
m_ui64TotalBytes += strBuf.size();
|
||
return m_pSender->send(std::move(strBuf));
|
||
}
|
||
int send(const char *pcBuf, int iSize) override {
|
||
m_ui64TotalBytes += iSize;
|
||
return m_pSender->send(pcBuf, iSize);
|
||
}
|
||
int send(const Buffer::Ptr &pkt) override{
|
||
m_ui64TotalBytes += pkt->size();
|
||
return m_pSender->send(pkt,SOCKET_DEFAULE_FLAGS | FLAG_MORE);
|
||
}
|
||
void shutdown() override;
|
||
bool handleReq_Options(); //处理options方法
|
||
bool handleReq_Describe(); //处理describe方法
|
||
bool handleReq_Setup(); //处理setup方法
|
||
bool handleReq_Play(); //处理play方法
|
||
bool handleReq_Pause(); //处理pause方法
|
||
bool handleReq_Teardown(); //处理teardown方法
|
||
bool handleReq_Get(); //处理Get方法
|
||
bool handleReq_Post(); //处理Post方法
|
||
bool handleReq_SET_PARAMETER(); //处理SET_PARAMETER方法
|
||
|
||
void inline send_StreamNotFound(); //rtsp资源未找到
|
||
void inline send_UnsupportedTransport(); //不支持的传输模式
|
||
void inline send_SessionNotFound(); //会话id错误
|
||
void inline send_NotAcceptable(); //rtsp同时播放数限制
|
||
inline bool findStream(); //根据rtsp url查找 MediaSource实例
|
||
|
||
inline void initSender(const std::shared_ptr<RtspSession> &pSession); //处理rtsp over http，quicktime使用的
|
||
inline void sendRtpPacket(const RtpPacket::Ptr &pkt);
|
||
inline string printSSRC(uint32_t ui32Ssrc) {
|
||
char tmp[9] = { 0 };
|
||
ui32Ssrc = htonl(ui32Ssrc);
|
||
uint8_t *pSsrc = (uint8_t *) &ui32Ssrc;
|
||
for (int i = 0; i < 4; i++) {
|
||
sprintf(tmp + 2 * i, "%02X", pSsrc[i]);
|
||
}
|
||
return tmp;
|
||
}
|
||
inline int getTrackIndexByTrackType(TrackType type) {
|
||
for (unsigned int i = 0; i < m_uiTrackCnt; i++) {
|
||
if (type == m_aTrackInfo[i].type) {
|
||
return i;
|
||
}
|
||
}
|
||
return -1;
|
||
}
|
||
inline int getTrackIndexByControlSuffix(const string &controlSuffix) {
|
||
for (unsigned int i = 0; i < m_uiTrackCnt; i++) {
|
||
if (controlSuffix == m_aTrackInfo[i].controlSuffix) {
|
||
return i;
|
||
}
|
||
}
|
||
return -1;
|
||
}
|
||
|
||
inline void onRcvPeerUdpData(int iTrackIdx, const Buffer::Ptr &pBuf, const struct sockaddr &addr);
|
||
inline void startListenPeerUdpData();
|
||
|
||
//认证相关
|
||
static void onAuthSuccess(const weak_ptr<RtspSession> &weakSelf);
|
||
static void onAuthFailed(const weak_ptr<RtspSession> &weakSelf,const string &realm);
|
||
static void onAuthUser(const weak_ptr<RtspSession> &weakSelf,const string &realm,const string &authorization);
|
||
static void onAuthBasic(const weak_ptr<RtspSession> &weakSelf,const string &realm,const string &strBase64);
|
||
static void onAuthDigest(const weak_ptr<RtspSession> &weakSelf,const string &realm,const string &strMd5);
|
||
|
||
char *m_pcBuf = nullptr;
|
||
Ticker m_ticker;
|
||
Parser m_parser; //rtsp解析类
|
||
string m_strUrl;
|
||
string m_strSdp;
|
||
string m_strSession;
|
||
bool m_bFirstPlay = true;
|
||
MediaInfo m_mediaInfo;
|
||
std::weak_ptr<RtspMediaSource> m_pMediaSrc;
|
||
|
||
//RTP缓冲
|
||
weak_ptr<RingBuffer<RtpPacket::Ptr> > m_pWeakRing;
|
||
RingBuffer<RtpPacket::Ptr>::RingReader::Ptr m_pRtpReader;
|
||
|
||
PlayerBase::eRtpType m_rtpType = PlayerBase::RTP_UDP;
|
||
bool m_bSetUped = false;
|
||
int m_iCseq = 0;
|
||
unsigned int m_uiTrackCnt = 0; //媒体track个数
|
||
RtspTrack m_aTrackInfo[2]; //媒体track信息,trackid idx 为数组下标
|
||
bool m_bGotAllPeerUdp = false;
|
||
|
||
#ifdef RTSP_SEND_RTCP
|
||
RtcpCounter m_aRtcpCnt[2]; //rtcp统计,trackid idx 为数组下标
|
||
Ticker m_aRtcpTicker[2]; //rtcp发送时间,trackid idx 为数组下标
|
||
inline void sendRTCP();
|
||
#endif
|
||
|
||
//RTP over UDP
|
||
bool m_abGotPeerUdp[2] = { false, false }; //获取客户端udp端口计数
|
||
weak_ptr<Socket> m_apUdpSock[2]; //发送RTP的UDP端口,trackid idx 为数组下标
|
||
std::shared_ptr<struct sockaddr> m_apPeerUdpAddr[2]; //播放器接收RTP的地址,trackid idx 为数组下标
|
||
bool m_bListenPeerUdpData = false;
|
||
RtpBroadCaster::Ptr m_pBrdcaster;
|
||
|
||
//登录认证
|
||
string m_strNonce;
|
||
|
||
//RTSP over HTTP
|
||
function<void(void)> m_onDestory;
|
||
bool m_bBase64need = false; //是否需要base64解码
|
||
Socket::Ptr m_pSender; //回复rtsp时走的tcp通道，供quicktime用
|
||
//quicktime 请求rtsp会产生两次tcp连接，
|
||
//一次发送 get 一次发送post，需要通过sessioncookie关联起来
|
||
string m_strSessionCookie;
|
||
|
||
//消耗的总流量
|
||
uint64_t m_ui64TotalBytes = 0;
|
||
|
||
static recursive_mutex g_mtxGetter; //对quicktime上锁保护
|
||
static recursive_mutex g_mtxPostter; //对quicktime上锁保护
|
||
static unordered_map<string, weak_ptr<RtspSession> > g_mapGetter;
|
||
static unordered_map<void *, std::shared_ptr<RtspSession> > g_mapPostter;
|
||
|
||
};
|
||
|
||
} /* namespace Session */
|
||
} /* namespace ZL */
|
||
|
||
#endif /* SESSION_RTSPSESSION_H_ */
|