ZLMediaKit/src/Rtp/RtpSender.h

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/*
* Copyright (c) 2016-present The ZLMediaKit project authors. All Rights Reserved.
*
* This file is part of ZLMediaKit(https://github.com/ZLMediaKit/ZLMediaKit).
*
* Use of this source code is governed by MIT-like 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"
#include "Rtcp/RtcpContext.h"
#include "Common/MediaSource.h"
#include "Common/MediaSink.h"
namespace mediakit{
class RtpSession;
//rtp发送客户端支持发送GB28181协议
class RtpSender final : public MediaSinkInterface, public std::enable_shared_from_this<RtpSender>{
public:
using Ptr = std::shared_ptr<RtpSender>;
RtpSender(toolkit::EventPoller::Ptr poller = nullptr);
~RtpSender() override;
/**
* 开始发送ps-rtp包
* @param args 发送参数
* @param cb 连接目标端口是否成功的回调
*/
void startSend(const MediaSourceEvent::SendRtpArgs &args, const std::function<void(uint16_t local_port, const toolkit::SockException &ex)> &cb);
/**
* 输入帧数据
*/
bool inputFrame(const Frame::Ptr &frame) override;
/**
* 刷新输出frame缓存
*/
void flush() 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 bool addTrack(const Track::Ptr & track) override;
/**
* 添加所有Track完毕
*/
virtual void addTrackCompleted() override;
/**
* 重置track
*/
virtual void resetTracks() override;
void setOnClose(std::function<void(const toolkit::SockException &ex)> on_close);
private:
//合并写输出
void onFlushRtpList(std::shared_ptr<toolkit::List<toolkit::Buffer::Ptr> > rtp_list);
//udp/tcp连接成功回调
void onConnect();
//异常断开socket事件
void onErr(const toolkit::SockException &ex);
void createRtcpSocket();
void onRecvRtcp(RtcpHeader *rtcp);
void onSendRtpUdp(const toolkit::Buffer::Ptr &buf, bool check);
void onClose(const toolkit::SockException &ex);
private:
bool _is_connect = false;
MediaSourceEvent::SendRtpArgs _args;
toolkit::Socket::Ptr _socket_rtp;
toolkit::Socket::Ptr _socket_rtcp;
toolkit::EventPoller::Ptr _poller;
MediaSinkInterface::Ptr _interface;
std::shared_ptr<RtcpContext> _rtcp_context;
toolkit::Ticker _rtcp_send_ticker;
toolkit::Ticker _rtcp_recv_ticker;
std::shared_ptr<RtpSession> _rtp_session;
std::function<void(const toolkit::SockException &ex)> _on_close;
};
}//namespace mediakit
#endif// defined(ENABLE_RTPPROXY)
#endif //ZLMEDIAKIT_RTPSENDER_H