parse

type CryptMethod string

type Key struct {
	Method CryptMethod
	URI    string
	IV     string
}

type M3u8 struct {
	Version        int8   // EXT-X-VERSION:version
	MediaSequence  uint64 // Default 0, #EXT-X-MEDIA-SEQUENCE:sequence
	Segments       []*Segment
	MasterPlaylist []*MasterPlaylist
	Keys           map[int]*Key
	EndList        bool         // #EXT-X-ENDLIST
	PlaylistType   PlaylistType // VOD or EVENT
	TargetDuration float64      // #EXT-X-TARGETDURATION:duration
}

type MasterPlaylist struct {
	URI        string
	BandWidth  uint32
	Resolution string
	Codecs     string
	ProgramID  uint32
}

type PlaylistType string

type Result struct {
	URL  *url.URL
	M3u8 *M3u8
	Keys map[int][]byte // 修正：存储为字节切片
}

type Segment struct {
	URI      string
	KeyIndex int
	Title    string  // #EXTINF: duration,<title>
	Duration float32 // #EXTINF: duration,<title>
	Length   uint64  // #EXT-X-BYTERANGE: length[@offset]
	Offset   uint64  // #EXT-X-BYTERANGE: length[@offset]
}