hls

type AudioTrackReader struct {
	TrackReader
	*track.Audio
}

type HLSConfig struct {
	config.HTTP
	config.Publish
	config.Pull
	config.Subscribe
	Fragment          time.Duration `default:"2s" desc:"ts分片大小"`
	Window            int           `default:"3" desc:"m3u8窗口大小(包含ts的数量)"`
	Filter            config.Regexp `desc:"用于过滤的正则表达式"` // 过滤，正则表达式
	Path              string        `desc:"保存 ts 文件的路径"`
	DefaultTS         string        `desc:"默认的ts文件"`                                     // 默认的ts文件
	DefaultTSDuration time.Duration `desc:"默认的ts文件时长"`                                   // 默认的ts文件时长
	RelayMode         int           `desc:"转发模式（转协议会消耗资源）" enum:"0:只转协议,1:纯转发,2:转协议+转发"` // 转发模式,0:转协议+不转发,1:不转协议+转发，2:转协议+转发
	Preload           bool          `desc:"是否预加载，提高响应速度"`                                // 是否预加载，提高响应速度
}

type HLSPuller struct {
	TSPublisher
	Puller
	Video       M3u8Info
	Audio       M3u8Info
	TsHead      http.Header     `json:"-" yaml:"-"` //用于提供cookie等特殊身份的http头
	SaveContext context.Context `json:"-" yaml:"-"` //用来保存ts文件到服务器
	// contains filtered or unexported fields
}

type HLSWriter struct {
	Subscriber
	// contains filtered or unexported fields
}

type LLAudioTrack struct {
	*track.AVRingReader
	*track.Audio
}

type LLHLSConfig struct {
	DefaultYaml
	config.HTTP
	config.Publish
	// config.Pull
	config.Subscribe
	Filter string // 过滤，正则表达式
	Path   string
}

type LLMuxer struct {
	*gohlslib.Muxer
	Subscriber
	// contains filtered or unexported fields
}

type LLVideoTrack struct {
	*track.AVRingReader
	*track.Video
}

type M3u8Info struct {
	Req       *http.Request `json:"-" yaml:"-"`
	M3U8Count int           //一共拉取的m3u8文件数量
	TSCount   int           //一共拉取的ts文件数量
	LastM3u8  string        //最后一个m3u8文件内容
}

type Playlist struct {
	io.Writer
	ExtM3U         string      // indicates that the file is an Extended M3U [M3U] Playlist file. (4.3.3.1) -- 每个M3U文件第一行必须是这个tag.
	Version        int         // indicates the compatibility version of the Playlist file. (4.3.1.2) -- 协议版本号.
	Sequence       int         // indicates the Media Sequence Number of the first Media Segment that appears in a Playlist file. (4.3.3.2) -- 第一个媒体段的序列号.
	Targetduration int         // specifies the maximum Media Segment duration. (4.3.3.1) -- 每个视频分段最大的时长(单位秒).
	PlaylistType   int         // rovides mutability information about the Media Playlist file. (4.3.3.5) -- 提供关于PlayList的可变性的信息.
	Discontinuity  int         // indicates a discontinuity between theMedia Segment that follows it and the one that preceded it. (4.3.2.3) -- 该标签后边的媒体文件和之前的媒体文件之间的编码不连贯(即发生改变)(场景用于插播广告等等).
	Key            PlaylistKey // specifies how to decrypt them. (4.3.2.4) -- 解密媒体文件的必要信息(表示怎么对media segments进行解码).
	EndList        string      // indicates that no more Media Segments will be added to the Media Playlist file. (4.3.3.4) -- 标示没有更多媒体文件将会加入到播放列表中,它可能会出现在播放列表文件的任何地方,但是不能出现两次或以上.
	Inf            PlaylistInf // specifies the duration of a Media Segment. (4.3.2.1) -- 指定每个媒体段(ts)的持续时间.
	// contains filtered or unexported fields
}

type PlaylistInf struct {
	Duration float64
	Title    string
	FilePath string
}

type PlaylistKey struct {
	Method string // specifies the encryption method. (4.3.2.4)
	Uri    string // key url. (4.3.2.4)
	IV     string // key iv. (4.3.2.4)
}

type TSDownloader struct {
	// contains filtered or unexported fields
}

type TrackReader struct {
	sync.RWMutex
	M3u8 util.Buffer

	*track.AVRingReader
	// contains filtered or unexported fields
}

type VideoTrackReader struct {
	TrackReader
	*track.Video
}