ZLMediaKit/src/Pusher/PusherProxy.h

/*
 * 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_DEVICE_PUSHERPROXY_H
#define SRC_DEVICE_PUSHERPROXY_H

#include "Pusher/MediaPusher.h"
#include "Util/TimeTicker.h"

using namespace std;
using namespace toolkit;

namespace mediakit {

class PusherProxy : public MediaPusher, public std::enable_shared_from_this<PusherProxy> {
public:
    typedef std::shared_ptr<PusherProxy> Ptr;

    // 如果retry_count<0,则一直重试播放；否则重试retry_count次数
    // 默认一直重试，创建此对象时候，需要外部保证MediaSource存在
    PusherProxy(const MediaSource::Ptr &src, int retry_count = -1, const EventPoller::Ptr &poller = nullptr);
    ~PusherProxy() override;

    /**
     * 设置push结果回调，只触发一次；在publish执行之前有效
     * @param cb 回调对象
     */
    void setPushCallbackOnce(const function<void(const SockException &ex)> &cb);

    /**
     * 设置主动关闭回调
     * @param cb 回调对象
     */
    void setOnClose(const function<void(const SockException &ex)> &cb);

    /**
     * 开始拉流播放
     * @param dstUrl 目标推流地址
     */
    void publish(const string& dstUrl) override;

private:
    // 重推逻辑函数
    void rePublish(const string &dstUrl, int iFailedCnt);

private:
    int _retry_count;
    Timer::Ptr _timer;
    std::weak_ptr<MediaSource> _weak_src;
    function<void(const SockException &ex)> _on_close;
    function<void(const SockException &ex)> _on_publish;
};

} /* namespace mediakit */

#endif //SRC_DEVICE_PUSHERPROXY_H