ZLMediaKit/src/Record/HlsMediaSource.h
2023-12-09 16:23:51 +08:00

98 lines
2.7 KiB
C++

/*
* 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_HLSMEDIASOURCE_H
#define ZLMEDIAKIT_HLSMEDIASOURCE_H
#include "Common/MediaSource.h"
#include "Util/TimeTicker.h"
#include "Util/RingBuffer.h"
#include <atomic>
namespace mediakit {
class HlsMediaSource : public MediaSource {
public:
friend class HlsCookieData;
using RingType = toolkit::RingBuffer<std::string>;
using Ptr = std::shared_ptr<HlsMediaSource>;
HlsMediaSource(const std::string &schema, const MediaTuple &tuple) : MediaSource(schema, tuple) {}
/**
* 获取媒体源的环形缓冲
*/
const RingType::Ptr &getRing() const { return _ring; }
/**
* 获取播放器个数
*/
int readerCount() override { return _ring ? _ring->readerCount() : 0; }
/**
* 设置或清空m3u8索引文件内容
*/
void setIndexFile(std::string index_file);
/**
* 异步获取m3u8文件
*/
void getIndexFile(std::function<void(const std::string &str)> cb);
/**
* 同步获取m3u8文件
*/
std::string getIndexFile() const {
std::lock_guard<std::mutex> lck(_mtx_index);
return _index_file;
}
void onSegmentSize(size_t bytes) { _speed[TrackVideo] += bytes; }
void getPlayerList(const std::function<void(const std::list<toolkit::Any> &info_list)> &cb,
const std::function<toolkit::Any(toolkit::Any &&info)> &on_change) override {
_ring->getInfoList(cb, on_change);
}
private:
RingType::Ptr _ring;
std::string _index_file;
mutable std::mutex _mtx_index;
toolkit::List<std::function<void(const std::string &)>> _list_cb;
};
class HlsCookieData {
public:
using Ptr = std::shared_ptr<HlsCookieData>;
HlsCookieData(const MediaInfo &info, const std::shared_ptr<toolkit::SockInfo> &sock_info);
~HlsCookieData();
void addByteUsage(size_t bytes);
void setMediaSource(const HlsMediaSource::Ptr &src);
HlsMediaSource::Ptr getMediaSource() const;
private:
void addReaderCount();
private:
std::atomic<uint64_t> _bytes { 0 };
MediaInfo _info;
std::shared_ptr<bool> _added;
toolkit::Ticker _ticker;
std::weak_ptr<HlsMediaSource> _src;
std::shared_ptr<toolkit::SockInfo> _sock_info;
HlsMediaSource::RingType::RingReader::Ptr _ring_reader;
};
} // namespace mediakit
#endif // ZLMEDIAKIT_HLSMEDIASOURCE_H