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ZLMediaKit
Commit 62130f77 by kingyuanyuan Committed by Gitee
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!1 多路RTP 流输出 

Merge pull request !1 from kingyuanyuan/branch
parents f7433b0f 50927548
正在显示 包含 188 行增加 和 178 行删除
src/Rtp/RtpSender.h
/*
* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
*
* Use of this source code is governed by MIT license that can be found in the
* LICENSE file in the root of the source tree. All contributing project authors
* may be found in the AUTHORS file in the root of the source tree.
*/
#ifndef ZLMEDIAKIT_RTPSENDER_H
#define ZLMEDIAKIT_RTPSENDER_H
#if defined(ENABLE_RTPPROXY)
#include "PSEncoder.h"
#include "Extension/CommonRtp.h"
namespace mediakit{
//rtp发送客户端，支持发送GB28181协议
class RtpSender : public MediaSinkInterface, public std::enable_shared_from_this<RtpSender>{
public:
typedef std::shared_ptr<RtpSender> Ptr;
~RtpSender() override;
/**
* 构造函数，创建GB28181 RTP发送客户端
* @param ssrc rtp的ssrc
* @param payload_type 国标中ps-rtp的pt一般为96
*/
RtpSender(uint32_t ssrc, uint8_t payload_type = 96);
/**
* 开始发送ps-rtp包
* @param dst_url 目标ip或域名
* @param dst_port 目标端口
* @param is_udp 是否采用udp方式发送rtp
* @param cb 连接目标端口是否成功的回调
*/
void startSend(const string &dst_url, uint16_t dst_port, bool is_udp, const function<void(const SockException &ex)> &cb);
/**
* 输入帧数据
*/
void inputFrame(const Frame::Ptr &frame) override;
/**
* 添加track，内部会调用Track的clone方法
* 只会克隆sps pps这些信息 ，而不会克隆Delegate相关关系
* @param track
*/
virtual void addTrack(const Track::Ptr & track) override;
/**
* 添加所有Track完毕
*/
virtual void addTrackCompleted() override;
/**
* 重置track
*/
virtual void resetTracks() override;
private:
//合并写输出
void onFlushRtpList(std::shared_ptr<List<Buffer::Ptr> > rtp_list);
//udp/tcp连接成功回调
void onConnect();
//异常断开socket事件
void onErr(const SockException &ex, bool is_connect = false);
private:
bool _is_udp;
bool _is_connect = false;
string _dst_url;
uint16_t _dst_port;
Socket::Ptr _socket;
EventPoller::Ptr _poller;
Timer::Ptr _connect_timer;
MediaSinkInterface::Ptr _interface;
};
}//namespace mediakit
#endif// defined(ENABLE_RTPPROXY)
#endif //ZLMEDIAKIT_RTPSENDER_H
/*
* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
*
* Use of this source code is governed by MIT license that can be found in the
* LICENSE file in the root of the source tree. All contributing project authors
* may be found in the AUTHORS file in the root of the source tree.
*/
#ifndef ZLMEDIAKIT_RTPSENDER_H
#define ZLMEDIAKIT_RTPSENDER_H
#if defined(ENABLE_RTPPROXY)
#include "PSEncoder.h"
#include "Extension/CommonRtp.h"
namespace mediakit{
//rtp发送客户端，支持发送GB28181协议
class RtpSender : public MediaSinkInterface, public std::enable_shared_from_this<RtpSender>{
public:
typedef std::shared_ptr<RtpSender> Ptr;
~RtpSender() override;
/**
* 构造函数，创建GB28181 RTP发送客户端
* @param ssrc rtp的ssrc
* @param payload_type 国标中ps-rtp的pt一般为96
*/
RtpSender(uint32_t ssrc, uint8_t payload_type = 96);
/**
* 开始发送ps-rtp包
* @param dst_url 目标ip或域名
* @param dst_port 目标端口
* @param is_udp 是否采用udp方式发送rtp
* @param cb 连接目标端口是否成功的回调
*/
void startSend(const string &dst_url, uint16_t dst_port, bool is_udp, uint16_t src_port, const function<void(const SockException &ex)> &cb);
/**
* 输入帧数据
*/
void inputFrame(const Frame::Ptr &frame) override;
/**
* 添加track，内部会调用Track的clone方法
* 只会克隆sps pps这些信息 ，而不会克隆Delegate相关关系
* @param track
*/
virtual void addTrack(const Track::Ptr & track) override;
/**
* 添加所有Track完毕
*/
virtual void addTrackCompleted() override;
/**
* 重置track
*/
virtual void resetTracks() override;
private:
//合并写输出
void onFlushRtpList(std::shared_ptr<List<Buffer::Ptr> > rtp_list);
//udp/tcp连接成功回调
void onConnect();
//异常断开socket事件
void onErr(const SockException &ex, bool is_connect = false);
private:
bool _is_udp;
bool _is_connect = false;
string _dst_url;
uint16_t _dst_port;
uint16_t _src_port;
Socket::Ptr _socket;
EventPoller::Ptr _poller;
Timer::Ptr _connect_timer;
MediaSinkInterface::Ptr _interface;
};
}//namespace mediakit
#endif// defined(ENABLE_RTPPROXY)
#endif //ZLMEDIAKIT_RTPSENDER_H
src/Rtp/RtpServer.cpp
/*
* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
*
* Use of this source code is governed by MIT license that can be found in the
* LICENSE file in the root of the source tree. All contributing project authors
* may be found in the AUTHORS file in the root of the source tree.
*/
#if defined(ENABLE_RTPPROXY)
#include "RtpServer.h"
#include "RtpSelector.h"
namespace mediakit{
RtpServer::RtpServer() {
}
RtpServer::~RtpServer() {
if(_on_clearup){
_on_clearup();
}
}
void RtpServer::start(uint16_t local_port, const string &stream_id, bool enable_tcp, const char *local_ip) {
//创建udp服务器
Socket::Ptr udp_server = Socket::createSocket(nullptr, false);
if (local_port == 0) {
//随机端口，rtp端口采用偶数
Socket::Ptr rtcp_server = Socket::createSocket(nullptr, false);
auto pair = std::make_pair(udp_server, rtcp_server);
makeSockPair(pair, local_ip);
//取偶数端口
udp_server = pair.first;
} else if (!udp_server->bindUdpSock(local_port, local_ip)) {
//用户指定端口
throw std::runtime_error(StrPrinter << "bindUdpSock on " << local_ip << ":" << local_port << " failed:" << get_uv_errmsg(true));
}
//设置udp socket读缓存
SockUtil::setRecvBuf(udp_server->rawFD(), 4 * 1024 * 1024);
TcpServer::Ptr tcp_server;
if (enable_tcp) {
//创建tcp服务器
tcp_server = std::make_shared<TcpServer>(udp_server->getPoller());
(*tcp_server)[RtpSession::kStreamID] = stream_id;
tcp_server->start<RtpSession>(udp_server->get_local_port(), local_ip);
}
RtpProcess::Ptr process;
if (!stream_id.empty()) {
//指定了流id，那么一个端口一个流(不管是否包含多个ssrc的多个流，绑定rtp源后，会筛选掉ip端口不匹配的流)
process = RtpSelector::Instance().getProcess(stream_id, true);
udp_server->setOnRead([udp_server, process](const Buffer::Ptr &buf, struct sockaddr *addr, int) {
process->inputRtp(true, udp_server, buf->data(), buf->size(), addr);
});
} else {
//未指定流id，一个端口多个流，通过ssrc来分流
auto &ref = RtpSelector::Instance();
udp_server->setOnRead([&ref, udp_server](const Buffer::Ptr &buf, struct sockaddr *addr, int) {
ref.inputRtp(udp_server, buf->data(), buf->size(), addr);
});
}
_on_clearup = [udp_server, process, stream_id]() {
//去除循环引用
udp_server->setOnRead(nullptr);
if (process) {
//删除rtp处理器
RtpSelector::Instance().delProcess(stream_id, process.get());
}
};
_tcp_server = tcp_server;
_udp_server = udp_server;
_rtp_process = process;
}
void RtpServer::setOnDetach(const function<void()> &cb){
if(_rtp_process){
_rtp_process->setOnDetach(cb);
}
}
EventPoller::Ptr RtpServer::getPoller() {
return _udp_server->getPoller();
}
uint16_t RtpServer::getPort() {
return _udp_server ? _udp_server->get_local_port() : 0;
}
}//namespace mediakit
/*
* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
*
* Use of this source code is governed by MIT license that can be found in the
* LICENSE file in the root of the source tree. All contributing project authors
* may be found in the AUTHORS file in the root of the source tree.
*/
#if defined(ENABLE_RTPPROXY)
#include "RtpServer.h"
#include "RtpSelector.h"
namespace mediakit{
RtpServer::RtpServer() {
}
RtpServer::~RtpServer() {
if(_on_clearup){
_on_clearup();
}
}
void RtpServer::start(uint16_t local_port, const string &stream_id, bool enable_tcp, const char *local_ip) {
//创建udp服务器
Socket::Ptr udp_server = Socket::createSocket(nullptr, false);
if (local_port == 0) {
//随机端口，rtp端口采用偶数
Socket::Ptr rtcp_server = Socket::createSocket(nullptr, false);
auto pair = std::make_pair(udp_server, rtcp_server);
makeSockPair(pair, local_ip);
//取偶数端口
udp_server = pair.first;
} else if (!udp_server->bindUdpSock(local_port, local_ip)) {
//用户指定端口
throw std::runtime_error(StrPrinter << "bindUdpSock on " << local_ip << ":" << local_port << " failed:" << get_uv_errmsg(true));
}
//设置udp socket读缓存
SockUtil::setRecvBuf(udp_server->rawFD(), 4 * 1024 * 1024);
TcpServer::Ptr tcp_server;
if (enable_tcp) {
//创建tcp服务器
tcp_server = std::make_shared<TcpServer>(udp_server->getPoller());
(*tcp_server)[RtpSession::kStreamID] = stream_id;
tcp_server->start<RtpSession>(udp_server->get_local_port(), local_ip);
}
RtpProcess::Ptr process;
if (!stream_id.empty()) {
//指定了流id，那么一个端口一个流(不管是否包含多个ssrc的多个流，绑定rtp源后，会筛选掉ip端口不匹配的流)
process = RtpSelector::Instance().getProcess(stream_id, true);
//udp_server->setOnRead([udp_server, process](const Buffer::Ptr &buf, struct sockaddr *addr, int) {
// process->inputRtp(true, udp_server, buf->data(), buf->size(), addr);
//});
weak_ptr<Socket> weak_sock = udp_server;
udp_server->setOnRead([weak_sock, process](const Buffer::Ptr &buf, struct sockaddr *addr, int) {
process->inputRtp(true, weak_sock.lock(), buf->data(), buf->size(), addr);
});
} else {
//未指定流id，一个端口多个流，通过ssrc来分流
auto &ref = RtpSelector::Instance();
//udp_server->setOnRead([&ref, udp_server](const Buffer::Ptr &buf, struct sockaddr *addr, int) {
// ref.inputRtp(udp_server, buf->data(), buf->size(), addr);
//});
weak_ptr<Socket> weak_sock = udp_server;
udp_server->setOnRead([&ref, weak_sock](const Buffer::Ptr &buf, struct sockaddr *addr, int) {
ref.inputRtp(weak_sock.lock(), buf->data(), buf->size(), addr);
});
}
_on_clearup = [udp_server, process, stream_id]() {
//去除循环引用
//udp_server->setOnRead(nullptr);
if (process) {
//删除rtp处理器
RtpSelector::Instance().delProcess(stream_id, process.get());
}
};
_tcp_server = tcp_server;
_udp_server = udp_server;
_rtp_process = process;
}
void RtpServer::setOnDetach(const function<void()> &cb){
if(_rtp_process){
_rtp_process->setOnDetach(cb);
}
}
EventPoller::Ptr RtpServer::getPoller() {
return _udp_server->getPoller();
}
uint16_t RtpServer::getPort() {
return _udp_server ? _udp_server->get_local_port() : 0;
}
}//namespace mediakit
#endif//defined(ENABLE_RTPPROXY)
\ No newline at end of file
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