v2

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 Go to latest Published: Oct 12, 2019 License: MIT Imports: 5 Imported by: 34

Documentation

Overview

Copyright 2013 Michael Yang. All rights reserved. Use of this source code is governed by a MIT-style license that can be found in the LICENSE file.

Copyright 2013 Michael Yang. All rights reserved. Use of this source code is governed by a MIT-style license that can be found in the LICENSE file.

Copyright 2013 Michael Yang. All rights reserved. Use of this source code is governed by a MIT-style license that can be found in the LICENSE file.

Copyright 2013 Michael Yang. All rights reserved. Use of this source code is governed by a MIT-style license that can be found in the LICENSE file.

Copyright 2013 Michael Yang. All rights reserved. Use of this source code is governed by a MIT-style license that can be found in the LICENSE file.

Index

Constants

View Source 
const (
	FrameHeaderSize = 10
)
View Source 
const (
	HeaderSize = 10
)
View Source 
const (
	V22FrameHeaderSize = 6
)

Variables

View Source 
var (
	// Common frame IDs
	V22CommonFrame = map[string]FrameType{
		"Title":    V22FrameTypeMap["TT2"],
		"Artist":   V22FrameTypeMap["TP1"],
		"Album":    V22FrameTypeMap["TAL"],
		"Year":     V22FrameTypeMap["TYE"],
		"Genre":    V22FrameTypeMap["TCO"],
		"Comments": V22FrameTypeMap["COM"],
	}

	// V22FrameTypeMap specifies the frame IDs and constructors allowed in ID3v2.2
	V22FrameTypeMap = map[string]FrameType{
		"BUF": FrameType{/* contains filtered or unexported fields */},
		"CNT": FrameType{/* contains filtered or unexported fields */},
		"COM": FrameType{/* contains filtered or unexported fields */},
		"CRA": FrameType{/* contains filtered or unexported fields */},
		"CRM": FrameType{/* contains filtered or unexported fields */},
		"ETC": FrameType{/* contains filtered or unexported fields */},
		"EQU": FrameType{/* contains filtered or unexported fields */},
		"GEO": FrameType{/* contains filtered or unexported fields */},
		"IPL": FrameType{/* contains filtered or unexported fields */},
		"LNK": FrameType{/* contains filtered or unexported fields */},
		"MCI": FrameType{/* contains filtered or unexported fields */},
		"MLL": FrameType{/* contains filtered or unexported fields */},
		"PIC": FrameType{/* contains filtered or unexported fields */},
		"POP": FrameType{/* contains filtered or unexported fields */},
		"REV": FrameType{/* contains filtered or unexported fields */},
		"RVA": FrameType{/* contains filtered or unexported fields */},
		"SLT": FrameType{/* contains filtered or unexported fields */},
		"STC": FrameType{/* contains filtered or unexported fields */},
		"TAL": FrameType{/* contains filtered or unexported fields */},
		"TBP": FrameType{/* contains filtered or unexported fields */},
		"TCM": FrameType{/* contains filtered or unexported fields */},
		"TCO": FrameType{/* contains filtered or unexported fields */},
		"TCR": FrameType{/* contains filtered or unexported fields */},
		"TDA": FrameType{/* contains filtered or unexported fields */},
		"TDY": FrameType{/* contains filtered or unexported fields */},
		"TEN": FrameType{/* contains filtered or unexported fields */},
		"TFT": FrameType{/* contains filtered or unexported fields */},
		"TIM": FrameType{/* contains filtered or unexported fields */},
		"TKE": FrameType{/* contains filtered or unexported fields */},
		"TLA": FrameType{/* contains filtered or unexported fields */},
		"TLE": FrameType{/* contains filtered or unexported fields */},
		"TMT": FrameType{/* contains filtered or unexported fields */},
		"TOA": FrameType{/* contains filtered or unexported fields */},
		"TOF": FrameType{/* contains filtered or unexported fields */},
		"TOL": FrameType{/* contains filtered or unexported fields */},
		"TOR": FrameType{/* contains filtered or unexported fields */},
		"TOT": FrameType{/* contains filtered or unexported fields */},
		"TP1": FrameType{/* contains filtered or unexported fields */},
		"TP2": FrameType{/* contains filtered or unexported fields */},
		"TP3": FrameType{/* contains filtered or unexported fields */},
		"TP4": FrameType{/* contains filtered or unexported fields */},
		"TPA": FrameType{/* contains filtered or unexported fields */},
		"TPB": FrameType{/* contains filtered or unexported fields */},
		"TRC": FrameType{/* contains filtered or unexported fields */},
		"TRD": FrameType{/* contains filtered or unexported fields */},
		"TRK": FrameType{/* contains filtered or unexported fields */},
		"TSI": FrameType{/* contains filtered or unexported fields */},
		"TSS": FrameType{/* contains filtered or unexported fields */},
		"TT1": FrameType{/* contains filtered or unexported fields */},
		"TT2": FrameType{/* contains filtered or unexported fields */},
		"TT3": FrameType{/* contains filtered or unexported fields */},
		"TXT": FrameType{/* contains filtered or unexported fields */},
		"TXX": FrameType{/* contains filtered or unexported fields */},
		"TYE": FrameType{/* contains filtered or unexported fields */},
		"UFI": FrameType{/* contains filtered or unexported fields */},
		"ULT": FrameType{/* contains filtered or unexported fields */},
		"WAF": FrameType{/* contains filtered or unexported fields */},
		"WAR": FrameType{/* contains filtered or unexported fields */},
		"WAS": FrameType{/* contains filtered or unexported fields */},
		"WCM": FrameType{/* contains filtered or unexported fields */},
		"WCP": FrameType{/* contains filtered or unexported fields */},
		"WPB": FrameType{/* contains filtered or unexported fields */},
		"WXX": FrameType{/* contains filtered or unexported fields */},
	}
)
View Source 
var (
	// Common frame IDs
	V23CommonFrame = map[string]FrameType{
		"Title":    V23FrameTypeMap["TIT2"],
		"Artist":   V23FrameTypeMap["TPE1"],
		"Album":    V23FrameTypeMap["TALB"],
		"Year":     V23FrameTypeMap["TYER"],
		"Genre":    V23FrameTypeMap["TCON"],
		"Comments": V23FrameTypeMap["COMM"],
	}

	// V23DeprecatedTypeMap contains deprecated frame IDs from ID3v2.2
	V23DeprecatedTypeMap = map[string]string{
		"BUF": "RBUF", "COM": "COMM", "CRA": "AENC", "EQU": "EQUA",
		"ETC": "ETCO", "GEO": "GEOB", "MCI": "MCDI", "MLL": "MLLT",
		"PIC": "APIC", "POP": "POPM", "REV": "RVRB", "RVA": "RVAD",
		"SLT": "SYLT", "STC": "SYTC", "TAL": "TALB", "TBP": "TBPM",
		"TCM": "TCOM", "TCO": "TCON", "TCR": "TCOP", "TDA": "TDAT",
		"TDY": "TDLY", "TEN": "TENC", "TFT": "TFLT", "TIM": "TIME",
		"TKE": "TKEY", "TLA": "TLAN", "TLE": "TLEN", "TMT": "TMED",
		"TOA": "TOPE", "TOF": "TOFN", "TOL": "TOLY", "TOR": "TORY",
		"TOT": "TOAL", "TP1": "TPE1", "TP2": "TPE2", "TP3": "TPE3",
		"TP4": "TPE4", "TPA": "TPOS", "TPB": "TPUB", "TRC": "TSRC",
		"TRD": "TRDA", "TRK": "TRCK", "TSI": "TSIZ", "TSS": "TSSE",
		"TT1": "TIT1", "TT2": "TIT2", "TT3": "TIT3", "TXT": "TEXT",
		"TXX": "TXXX", "TYE": "TYER", "UFI": "UFID", "ULT": "USLT",
		"WAF": "WOAF", "WAR": "WOAR", "WAS": "WOAS", "WCM": "WCOM",
		"WCP": "WCOP", "WPB": "WPB", "WXX": "WXXX",
	}

	// V23FrameTypeMap specifies the frame IDs and constructors allowed in ID3v2.3
	V23FrameTypeMap = map[string]FrameType{
		"AENC": FrameType{/* contains filtered or unexported fields */},
		"APIC": FrameType{/* contains filtered or unexported fields */},
		"COMM": FrameType{/* contains filtered or unexported fields */},
		"COMR": FrameType{/* contains filtered or unexported fields */},
		"ENCR": FrameType{/* contains filtered or unexported fields */},
		"EQUA": FrameType{/* contains filtered or unexported fields */},
		"ETCO": FrameType{/* contains filtered or unexported fields */},
		"GEOB": FrameType{/* contains filtered or unexported fields */},
		"GRID": FrameType{/* contains filtered or unexported fields */},
		"IPLS": FrameType{/* contains filtered or unexported fields */},
		"LINK": FrameType{/* contains filtered or unexported fields */},
		"MCDI": FrameType{/* contains filtered or unexported fields */},
		"MLLT": FrameType{/* contains filtered or unexported fields */},
		"OWNE": FrameType{/* contains filtered or unexported fields */},
		"PRIV": FrameType{/* contains filtered or unexported fields */},
		"PCNT": FrameType{/* contains filtered or unexported fields */},
		"POPM": FrameType{/* contains filtered or unexported fields */},
		"POSS": FrameType{/* contains filtered or unexported fields */},
		"RBUF": FrameType{/* contains filtered or unexported fields */},
		"RVAD": FrameType{/* contains filtered or unexported fields */},
		"RVRB": FrameType{/* contains filtered or unexported fields */},
		"SYLT": FrameType{/* contains filtered or unexported fields */},
		"SYTC": FrameType{/* contains filtered or unexported fields */},
		"TALB": FrameType{/* contains filtered or unexported fields */},
		"TBPM": FrameType{/* contains filtered or unexported fields */},
		"TCOM": FrameType{/* contains filtered or unexported fields */},
		"TCON": FrameType{/* contains filtered or unexported fields */},
		"TCOP": FrameType{/* contains filtered or unexported fields */},
		"TDAT": FrameType{/* contains filtered or unexported fields */},
		"TDLY": FrameType{/* contains filtered or unexported fields */},
		"TENC": FrameType{/* contains filtered or unexported fields */},
		"TEXT": FrameType{/* contains filtered or unexported fields */},
		"TFLT": FrameType{/* contains filtered or unexported fields */},
		"TIME": FrameType{/* contains filtered or unexported fields */},
		"TIT1": FrameType{/* contains filtered or unexported fields */},
		"TIT2": FrameType{/* contains filtered or unexported fields */},
		"TIT3": FrameType{/* contains filtered or unexported fields */},
		"TKEY": FrameType{/* contains filtered or unexported fields */},
		"TLAN": FrameType{/* contains filtered or unexported fields */},
		"TLEN": FrameType{/* contains filtered or unexported fields */},
		"TMED": FrameType{/* contains filtered or unexported fields */},
		"TOAL": FrameType{/* contains filtered or unexported fields */},
		"TOFN": FrameType{/* contains filtered or unexported fields */},
		"TOLY": FrameType{/* contains filtered or unexported fields */},
		"TOPE": FrameType{/* contains filtered or unexported fields */},
		"TORY": FrameType{/* contains filtered or unexported fields */},
		"TOWN": FrameType{/* contains filtered or unexported fields */},
		"TPE1": FrameType{/* contains filtered or unexported fields */},
		"TPE2": FrameType{/* contains filtered or unexported fields */},
		"TPE3": FrameType{/* contains filtered or unexported fields */},
		"TPE4": FrameType{/* contains filtered or unexported fields */},
		"TPOS": FrameType{/* contains filtered or unexported fields */},
		"TPUB": FrameType{/* contains filtered or unexported fields */},
		"TRCK": FrameType{/* contains filtered or unexported fields */},
		"TRDA": FrameType{/* contains filtered or unexported fields */},
		"TRSN": FrameType{/* contains filtered or unexported fields */},
		"TRSO": FrameType{/* contains filtered or unexported fields */},
		"TSIZ": FrameType{/* contains filtered or unexported fields */},
		"TSRC": FrameType{/* contains filtered or unexported fields */},
		"TSSE": FrameType{/* contains filtered or unexported fields */},
		"TYER": FrameType{/* contains filtered or unexported fields */},
		"TXXX": FrameType{/* contains filtered or unexported fields */},
		"UFID": FrameType{/* contains filtered or unexported fields */},
		"USER": FrameType{/* contains filtered or unexported fields */},
		"TCMP": FrameType{/* contains filtered or unexported fields */},
		"USLT": FrameType{/* contains filtered or unexported fields */},
		"WCOM": FrameType{/* contains filtered or unexported fields */},
		"WCOP": FrameType{/* contains filtered or unexported fields */},
		"WOAF": FrameType{/* contains filtered or unexported fields */},
		"WOAR": FrameType{/* contains filtered or unexported fields */},
		"WOAS": FrameType{/* contains filtered or unexported fields */},
		"WORS": FrameType{/* contains filtered or unexported fields */},
		"WPAY": FrameType{/* contains filtered or unexported fields */},
		"WPUB": FrameType{/* contains filtered or unexported fields */},
		"WXXX": FrameType{/* contains filtered or unexported fields */},
	}
)

Functions

func V22Bytes 

func V22Bytes(f Framer) []byte

func V23Bytes 

func V23Bytes(f Framer) []byte

Types

type DataFrame 

type DataFrame struct {
	FrameHead
	// contains filtered or unexported fields
}

DataFrame is the default frame for binary data

func NewDataFrame 

func NewDataFrame(ft FrameType, data []byte) *DataFrame

func (DataFrame) Bytes 

func (f DataFrame) Bytes() []byte

func (DataFrame) Data 

func (f DataFrame) Data() []byte

func (*DataFrame) SetData 

func (f *DataFrame) SetData(b []byte)

func (DataFrame) String 

func (f DataFrame) String() string

type DescTextFrame 

type DescTextFrame struct {
	TextFrame
	// contains filtered or unexported fields
}

func NewDescTextFrame 

func NewDescTextFrame(ft FrameType, desc, text string) *DescTextFrame

func (DescTextFrame) Bytes 

func (f DescTextFrame) Bytes() []byte

func (DescTextFrame) Description 

func (f DescTextFrame) Description() string

func (*DescTextFrame) SetDescription 

func (f *DescTextFrame) SetDescription(description string) error

func (*DescTextFrame) SetEncoding 

func (f *DescTextFrame) SetEncoding(encoding string) error

func (DescTextFrame) String 

func (f DescTextFrame) String() string

type FrameHead 

type FrameHead struct {
	FrameType
	// contains filtered or unexported fields
}

FrameHead represents the header of each frame Additional metadata is kept through the embedded frame type These do not usually need to be manually created

func (FrameHead) FormatFlags 

func (h FrameHead) FormatFlags() byte

func (FrameHead) Size 

func (h FrameHead) Size() uint

func (FrameHead) StatusFlags 

func (h FrameHead) StatusFlags() byte

type FrameType 

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

FrameType holds frame id metadata and constructor method A set number of these are created in the version specific files

func (FrameType) Id 

func (ft FrameType) Id() string

type Framer 

type Framer interface {
	Id() string
	Size() uint
	StatusFlags() byte
	FormatFlags() byte
	String() string
	Bytes() []byte
	// contains filtered or unexported methods
}

Framer provides a generic interface for frames This is the default type returned when creating frames

func ParseDataFrame 

func ParseDataFrame(head FrameHead, data []byte) Framer

func ParseDescTextFrame 

func ParseDescTextFrame(head FrameHead, data []byte) Framer

DescTextFrame represents frames that contain encoded text and descriptions

func ParseIdFrame 

func ParseIdFrame(head FrameHead, data []byte) Framer

func ParseImageFrame 

func ParseImageFrame(head FrameHead, data []byte) Framer

func ParseTextFrame 

func ParseTextFrame(head FrameHead, data []byte) Framer

func ParseUnsynchTextFrame 

func ParseUnsynchTextFrame(head FrameHead, data []byte) Framer

func ParseV22Frame 

func ParseV22Frame(reader io.Reader) Framer

func ParseV23Frame 

func ParseV23Frame(reader io.Reader) Framer
type Header struct {
	// contains filtered or unexported fields
}

Header represents the data of the header of the entire tag

func ParseHeader 

func ParseHeader(reader io.Reader) *Header

func (Header) Bytes 

func (h Header) Bytes() []byte

func (Header) Size 

func (h Header) Size() int

func (Header) Version 

func (h Header) Version() string

type IdFrame 

type IdFrame struct {
	FrameHead
	// contains filtered or unexported fields
}

IdFrame represents identification tags

func NewIdFrame 

func NewIdFrame(ft FrameType, ownerId string, id []byte) *IdFrame

func (IdFrame) Bytes 

func (f IdFrame) Bytes() []byte

func (IdFrame) Identifier 

func (f IdFrame) Identifier() []byte

func (IdFrame) OwnerIdentifier 

func (f IdFrame) OwnerIdentifier() string

func (*IdFrame) SetIdentifier 

func (f *IdFrame) SetIdentifier(id []byte) error

func (*IdFrame) SetOwnerIdentifier 

func (f *IdFrame) SetOwnerIdentifier(ownerId string)

func (IdFrame) String 

func (f IdFrame) String() string

type ImageFrame 

type ImageFrame struct {
	DataFrame
	// contains filtered or unexported fields
}

ImageFrame represent frames that have media attached

func (ImageFrame) Bytes 

func (f ImageFrame) Bytes() []byte

func (ImageFrame) Encoding 

func (f ImageFrame) Encoding() string

func (ImageFrame) MIMEType 

func (f ImageFrame) MIMEType() string

func (*ImageFrame) SetEncoding 

func (f *ImageFrame) SetEncoding(encoding string) error

func (*ImageFrame) SetMIMEType 

func (f *ImageFrame) SetMIMEType(mimeType string)

func (ImageFrame) String 

func (f ImageFrame) String() string

type Tag 

type Tag struct {
	*Header
	// contains filtered or unexported fields
}

Tag represents an ID3v2 tag

func NewTag 

func NewTag(version byte) *Tag

Creates a new tag

func ParseTag 

func ParseTag(readSeeker io.ReadSeeker) *Tag

Parses a new tag

func (*Tag) AddFrames 

func (t *Tag) AddFrames(frames ...Framer)

Add frames

func (Tag) Album 

func (t Tag) Album() string

func (Tag) AllFrames 

func (t Tag) AllFrames() []Framer

All frames

func (Tag) Artist 

func (t Tag) Artist() string

func (Tag) Bytes 

func (t Tag) Bytes() []byte

func (Tag) Comments 

func (t Tag) Comments() []string

func (*Tag) DeleteFrames 

func (t *Tag) DeleteFrames(id string) []Framer

Delete and return all frames with specified ID

func (Tag) Dirty 

func (t Tag) Dirty() bool

Modified status of the tag

func (Tag) Frame 

func (t Tag) Frame(id string) Framer

First frame with specified ID

func (Tag) Frames 

func (t Tag) Frames(id string) []Framer

All frames with specified ID

func (Tag) Genre 

func (t Tag) Genre() string

func (Tag) Padding 

func (t Tag) Padding() uint

The amount of padding in the tag

func (Tag) RealSize 

func (t Tag) RealSize() int

Real size of the tag

func (*Tag) SetAlbum 

func (t *Tag) SetAlbum(text string)

func (*Tag) SetArtist 

func (t *Tag) SetArtist(text string)

func (*Tag) SetGenre 

func (t *Tag) SetGenre(text string)

func (*Tag) SetTitle 

func (t *Tag) SetTitle(text string)

func (*Tag) SetYear 

func (t *Tag) SetYear(text string)

func (Tag) Title 

func (t Tag) Title() string

func (Tag) Year 

func (t Tag) Year() string

type TextFrame 

type TextFrame struct {
	FrameHead
	// contains filtered or unexported fields
}

TextFrame represents frames that contain encoded text

func NewTextFrame 

func NewTextFrame(ft FrameType, text string) *TextFrame

func (TextFrame) Bytes 

func (f TextFrame) Bytes() []byte

func (TextFrame) Encoding 

func (f TextFrame) Encoding() string

func (*TextFrame) SetEncoding 

func (f *TextFrame) SetEncoding(encoding string) error

func (*TextFrame) SetText 

func (f *TextFrame) SetText(text string) error

func (TextFrame) String 

func (f TextFrame) String() string

func (TextFrame) Text 

func (f TextFrame) Text() string

type TextFramer 

type TextFramer interface {
	Framer
	Encoding() string
	SetEncoding(string) error
	Text() string
	SetText(string) error
}

TextFramer represents frames that contain encoded text

type UnsynchTextFrame 

type UnsynchTextFrame struct {
	DescTextFrame
	// contains filtered or unexported fields
}

UnsynchTextFrame represents frames that contain unsynchronized text

func NewUnsynchTextFrame 

func NewUnsynchTextFrame(ft FrameType, desc, text string) *UnsynchTextFrame

func (UnsynchTextFrame) Bytes 

func (f UnsynchTextFrame) Bytes() []byte

func (UnsynchTextFrame) Language 

func (f UnsynchTextFrame) Language() string

func (*UnsynchTextFrame) SetLanguage 

func (f *UnsynchTextFrame) SetLanguage(language string) error

func (UnsynchTextFrame) String 

func (f UnsynchTextFrame) String() string

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