ZLMediaKit/src/Record/HlsMaker.h
2019-12-04 10:45:38 +08:00

119 lines
3.1 KiB
C++

/*
* MIT License
*
* Copyright (c) 2016-2019 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 HLSMAKER_H
#define HLSMAKER_H
#include <deque>
#include <tuple>
#include "Common/config.h"
#include "Util/TimeTicker.h"
#include "Util/File.h"
#include "Util/util.h"
#include "Util/logger.h"
using namespace toolkit;
namespace mediakit {
class HlsMaker {
public:
/**
* @param seg_duration 切片文件长度
* @param seg_number 切片个数
*/
HlsMaker(float seg_duration = 5, uint32_t seg_number = 3);
virtual ~HlsMaker();
/**
* 写入ts数据
* @param data 数据
* @param len 数据长度
* @param timestamp 毫秒时间戳
*/
void inputData(void *data, uint32_t len, uint32_t timestamp);
protected:
/**
* 创建ts切片文件回调
* @param index
* @return
*/
virtual string onOpenSegment(int index) = 0;
/**
* 删除ts切片文件回调
* @param index
*/
virtual void onDelSegment(int index) = 0;
/**
* 写ts切片文件回调
* @param data
* @param len
*/
virtual void onWriteSegment(const char *data, int len) = 0;
/**
* 写m3u8文件回调
* @param data
* @param len
*/
virtual void onWriteHls(const char *data, int len) = 0;
/**
* 关闭上个ts切片并且写入m3u8索引
* @param eof
*/
void flushLastSegment(bool eof = false);
private:
/**
* 生成m3u8文件
* @param eof true代表点播
*/
void makeIndexFile(bool eof = false);
/**
* 删除旧的ts切片
*/
void delOldSegment();
/**
* 添加新的ts切片
* @param timestamp
*/
void addNewSegment(uint32_t timestamp);
private:
uint32_t _seg_number = 0;
float _seg_duration = 0;
uint64_t _file_index = 0;
Ticker _ticker;
Ticker _ticker_last_data;
string _last_file_name;
std::deque<tuple<int,string> > _seg_dur_list;
};
}//namespace mediakit
#endif //HLSMAKER_H