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ZLMediaKit/src/Pusher/PusherBase.h
2021-11-09 17:49:18 +08:00

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/*
* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
*
* This file is part of ZLMediaKit(https://github.com/xia-chu/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 SRC_PUSHER_PUSHERBASE_H_
#define SRC_PUSHER_PUSHERBASE_H_
#include <map>
#include <memory>
#include <string>
#include <functional>
#include "Network/Socket.h"
#include "Util/mini.h"
#include "Common/MediaSource.h"
using namespace toolkit;
namespace mediakit {
class PusherBase : public mINI {
public:
using Ptr = std::shared_ptr<PusherBase>;
using Event = std::function<void(const SockException &ex)>;
static Ptr createPusher(const EventPoller::Ptr &poller,
const MediaSource::Ptr &src,
const string &strUrl);
PusherBase();
virtual ~PusherBase() = default;
/**
* 开始推流
* @param strUrl 视频url支持rtsp/rtmp
*/
virtual void publish(const string &strUrl) {};
/**
* 中断推流
*/
virtual void teardown() {};
/**
* 摄像推流结果回调
*/
virtual void setOnPublished(const Event &cb) = 0;
/**
* 设置断开回调
*/
virtual void setOnShutdown(const Event &cb) = 0;
protected:
virtual void onShutdown(const SockException &ex) = 0;
virtual void onPublishResult(const SockException &ex) = 0;
};
template<typename Parent, typename Delegate>
class PusherImp : public Parent {
public:
using Ptr = std::shared_ptr<PusherImp>;
template<typename ...ArgsType>
PusherImp(ArgsType &&...args) : Parent(std::forward<ArgsType>(args)...) {}
~PusherImp() override = default;
/**
* 开始推流
* @param url 推流url支持rtsp/rtmp
*/
void publish(const string &url) override {
return _delegate ? _delegate->publish(url) : Parent::publish(url);
}
/**
* 中断推流
*/
void teardown() override {
return _delegate ? _delegate->teardown() : Parent::teardown();
}
std::shared_ptr<SockInfo> getSockInfo() const {
return dynamic_pointer_cast<SockInfo>(_delegate);
}
/**
* 摄像推流结果回调
*/
void setOnPublished(const PusherBase::Event &cb) override {
if (_delegate) {
_delegate->setOnPublished(cb);
}
_on_publish = cb;
}
/**
* 设置断开回调
*/
void setOnShutdown(const PusherBase::Event &cb) override {
if (_delegate) {
_delegate->setOnShutdown(cb);
}
_on_shutdown = cb;
}
protected:
void onShutdown(const SockException &ex) override {
if (_on_shutdown) {
_on_shutdown(ex);
_on_shutdown = nullptr;
}
}
void onPublishResult(const SockException &ex) override {
if (_on_publish) {
_on_publish(ex);
_on_publish = nullptr;
}
}
protected:
PusherBase::Event _on_shutdown;
PusherBase::Event _on_publish;
std::shared_ptr<Delegate> _delegate;
};
} /* namespace mediakit */
#endif /* SRC_PUSHER_PUSHERBASE_H_ */