music

Documentation

Index

• Constants
• Variables
• func ContainsMusic(directoryPath string) bool
• func GetAllFLACs(directoryPath string) []string
• func GetAllPlaylists(directoryPath string) []string
• func GetFirstFLACFound(directoryPath string) string
• type Release
  • func New(path string) *Release
  • func NewWithExternalMetadata(path, metadataPath string) *Release
  • func (r *Release) Analyze() error
  • func (r *Release) Check() error
  • func (r *Release) CheckEncoding() error
  • func (r *Release) CheckTags() error
  • func (r *Release) CleanTags(removeAllArt bool) error
  • func (r *Release) GenerateCombinedSpectrogram() (string, error)
  • func (r *Release) GenerateSpectrograms(title string) ([]string, error)
  • func (r Release) NumberOfDiscs() int
  • func (r *Release) Recompress() error
  • func (r *Release) TranscodeTo320(cbr320FolderName string) error
  • func (r *Release) TranscodeToV0(v0FolderName string) error
• type Track
  • func NewTrack(path, filename string) (*Track, error)
  • func NewTrackWithoutMetadata(path, filename string, tt *TrackTags) (*Track, error)
  • func (t *Track) ApplyMetadata() error
  • func (t *Track) FullPath() string
  • func (t *Track) HasMinimalTags() bool
  • func (t *Track) String() string
• type TrackTags
  • func NewTrackMetadata(tags map[string]string) (*TrackTags, error)
  • func (tt *TrackTags) PaddedNumber() string
  • func (tt *TrackTags) SetStrings() []string
  • func (tt *TrackTags) String() string

Constants

const (
	FlacExt = ".flac"
	Mp3Ext  = ".mp3"
	M3uExt  = ".m3u"
	OpusExt = ".opus"
	JpgExt  = ".jpg"
)

const (
	AdditionalMetadataDir = "Metadata"
)

Variables

var (
	ErrorMaxLengthExceeded = errors.New("max length of path exceeds 180 characters")
)

Functions

func ContainsMusic

func ContainsMusic(directoryPath string) bool

ContainsMusic returns true if it contains mp3 or flac files.

func GetAllFLACs

func GetAllFLACs(directoryPath string) []string

GetAllFLACs returns all FLAC files found in a directory

func GetAllPlaylists

func GetAllPlaylists(directoryPath string) []string

GetAllPlaylists returns all m3u files found in a directory

func GetFirstFLACFound

func GetFirstFLACFound(directoryPath string) string

GetFirstFLACFound returns the first FLAC file found in a directory

Types

type Release

type Release struct {
	Path         string
	MetadataPath string
	Flacs        []*Track
	Cover        string
}

Release struct to manipulate a folder containing FLAC files and a cover.

func New

func New(path string) *Release

func NewWithExternalMetadata

func NewWithExternalMetadata(path, metadataPath string) *Release

func (*Release) Analyze

func (r *Release) Analyze() error

Analyze the release folder

func (*Release) Check

func (r *Release) Check() error

Check the flac md5.

func (*Release) CheckEncoding

func (r *Release) CheckEncoding() error

CheckEncoding will return an error if the flac encoding (bit depth/Hz) varies among the Release's FLACS.

func (*Release) CheckTags

func (r *Release) CheckTags() error

CheckTags from FLACs

func (*Release) CleanTags

func (r *Release) CleanTags(removeAllArt bool) error

CleanTags from FLACs

func (*Release) GenerateCombinedSpectrogram

func (r *Release) GenerateCombinedSpectrogram() (string, error)

GenerateCombinedSpectrogram for all FLACs This generates slices of combinedSliceWindowS seconds centered around the middle of each song, then combines all slices in a single png. It should allow seeing at a glance of a single file is something looks like a lossy mastered flac.

func (*Release) GenerateSpectrograms

func (r *Release) GenerateSpectrograms(title string) ([]string, error)

GenerateSpectrograms for all FLACs

func (Release) NumberOfDiscs

func (r Release) NumberOfDiscs() int

func (*Release) Recompress

func (r *Release) Recompress() error

Recompress FLACs

func (*Release) TranscodeTo320

func (r *Release) TranscodeTo320(cbr320FolderName string) error

TranscodeTo320 a given Release's FLAC files

func (*Release) TranscodeToV0

func (r *Release) TranscodeToV0(v0FolderName string) error

TranscodeToV0 a given Release's FLAC files

type Track

type Track struct {
	Path            string     `json:"-"`
	Filename        string     `json:"filename"`
	MD5             string     `json:"md5"`
	BitDepth        string     `json:"bit_depth"`
	SampleRate      string     `json:"sample_rate"`
	TotalSamples    string     `json:"total_samples"`
	Duration        string     `json:"duration"`
	DurationSeconds float32    `json:"-"`
	Fingerprint     string     `json:"fingerprint,omitempty"`
	Tags            *TrackTags `json:"tags"`
	HasCover        bool       `json:"has_cover"`
	CoverSize       int        `json:"cover_size"`
}

func NewTrack

func NewTrack(path, filename string) (*Track, error)

func NewTrackWithoutMetadata

func NewTrackWithoutMetadata(path, filename string, tt *TrackTags) (*Track, error)

func (*Track) ApplyMetadata

func (t *Track) ApplyMetadata() error

func (*Track) FullPath

func (t *Track) FullPath() string

func (*Track) HasMinimalTags

func (t *Track) HasMinimalTags() bool

func (*Track) String

func (t *Track) String() string

type TrackTags

type TrackTags struct {
	TrackNumber string
	TotalTracks string
	DiscNumber  string
	TotalDiscs  string
	Artist      []string
	AlbumArtist []string
	Performer   []string
	Conductor   []string
	Author      []string
	Composer    []string
	Remixer     []string
	Guest       []string
	Title       string
	Description string
	Date        string
	Year        string
	Genre       string
	Album       string
	Label       string
	Version     string
	ISRC        string
	UPC         string
	Media       string
	Duration    int
	OtherTags   map[string]string
}

func NewTrackMetadata

func NewTrackMetadata(tags map[string]string) (*TrackTags, error)

func (*TrackTags) PaddedNumber

func (tt *TrackTags) PaddedNumber() string

PaddedNumber for track

func (*TrackTags) SetStrings

func (tt *TrackTags) SetStrings() []string

func (*TrackTags) String

func (tt *TrackTags) String() string