144 lines
3.7 KiB
C++
144 lines
3.7 KiB
C++
/*
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* Copyright (c) 2020 The ZLMediaKit project authors. All Rights Reserved.
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*
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* This file is part of ZLMediaKit(https://github.com/ZLMediaKit/ZLMediaKit).
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*
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* Use of this source code is governed by MIT-like license that can be found in the
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* LICENSE file in the root of the source tree. All contributing project authors
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* may be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef HTTP_HLSPARSER_H
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#define HTTP_HLSPARSER_H
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#include <string>
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#include <list>
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#include <map>
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namespace mediakit {
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typedef struct{
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// url地址 [AUTO-TRANSLATED:64a1b5d1]
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// URL address
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std::string url;
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// ts切片长度 [AUTO-TRANSLATED:9d5545f8]
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// TS segment length
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float duration;
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// ////内嵌m3u8////// [AUTO-TRANSLATED:c3fabbfd]
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// //// Embedded m3u8 //////
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// 节目id [AUTO-TRANSLATED:8c6000cc]
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// Program ID
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int program_id;
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// 带宽 [AUTO-TRANSLATED:5f852828]
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// Bandwidth
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int bandwidth;
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// 宽度 [AUTO-TRANSLATED:06ad2724]
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// Width
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int width;
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// 高度 [AUTO-TRANSLATED:87a07641]
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// Height
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int height;
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} ts_segment;
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class HlsParser {
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public:
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bool parse(const std::string &http_url,const std::string &m3u8);
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/**
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* 是否存在#EXTM3U字段，是否为m3u8文件
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* Whether the #EXTM3U field exists, whether it is an m3u8 file
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* [AUTO-TRANSLATED:ac1bf089]
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*/
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bool isM3u8() const;
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/**
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* #EXT-X-ALLOW-CACHE值，是否允许cache
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* #EXT-X-ALLOW-CACHE value, whether caching is allowed
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* [AUTO-TRANSLATED:90e88422]
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*/
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bool allowCache() const;
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/**
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* 是否存在#EXT-X-ENDLIST字段，是否为直播
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* Whether the #EXT-X-ENDLIST field exists, whether it is a live stream
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* [AUTO-TRANSLATED:f18e3c44]
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*/
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bool isLive() const ;
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/**
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* #EXT-X-VERSION值，版本号
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* #EXT-X-VERSION value, version number
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* [AUTO-TRANSLATED:89a99b3d]
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*/
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int getVersion() const;
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/**
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* #EXT-X-TARGETDURATION字段值
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* #EXT-X-TARGETDURATION field value
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* [AUTO-TRANSLATED:6720dc84]
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*/
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int getTargetDur() const;
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/**
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* #EXT-X-MEDIA-SEQUENCE字段值，该m3u8序号
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* #EXT-X-MEDIA-SEQUENCE field value, the sequence number of this m3u8
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* [AUTO-TRANSLATED:1a75250a]
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*/
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int64_t getSequence() const;
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/**
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* 内部是否含有子m3u8
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* Whether it contains sub-m3u8 internally
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* [AUTO-TRANSLATED:67b4a20c]
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*/
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bool isM3u8Inner() const;
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/**
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* 得到总时间
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* Get the total time
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* [AUTO-TRANSLATED:aa5e797b]
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*/
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float getTotalDuration() const;
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protected:
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/**
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* 解析m3u8文件回调
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* @param is_m3u8_inner 该m3u8文件中是否包含多个hls地址
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* @param sequence ts序号
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* @param ts_list ts地址列表
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* @return 是否解析成功，返回false时，将导致HlsParser::parse返回false
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* Callback for parsing the m3u8 file
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* @param is_m3u8_inner Whether this m3u8 file contains multiple HLS addresses
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* @param sequence TS sequence number
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* @param ts_list TS address list
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* @return Whether the parsing is successful, returning false will cause HlsParser::parse to return false
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* [AUTO-TRANSLATED:be34e59f]
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*/
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virtual bool onParsed(bool is_m3u8_inner, int64_t sequence, const std::map<int, ts_segment> &ts_list) = 0;
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private:
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bool _is_m3u8 = false;
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bool _allow_cache = false;
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bool _is_live = true;
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int _version = 0;
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int _target_dur = 0;
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float _total_dur = 0;
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int64_t _sequence = 0;
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// 每部是否有m3u8 [AUTO-TRANSLATED:c0d01536]
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// Whether each part has an m3u8
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bool _is_m3u8_inner = false;
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};
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}//namespace mediakit
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#endif //HTTP_HLSPARSER_H
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