audio

Documentation

Index

• Constants
• type Decryptor
  • func NewAesAudioDecryptor(r io.ReaderAt, key []byte) (*Decryptor, error)
  • func (a *Decryptor) Close() error
  • func (a *Decryptor) ReadAt(p []byte, pos int64) (n int, err error)
• type HttpChunkedReader
  • func NewHttpChunkedReader(log *log.Entry, audioUrl string) (_ *HttpChunkedReader, err error)
  • func (r *HttpChunkedReader) Read(p []byte) (n int, err error)
  • func (r *HttpChunkedReader) ReadAt(p []byte, pos int64) (n int, _ error)
  • func (r *HttpChunkedReader) Seek(offset int64, whence int) (int64, error)
  • func (r *HttpChunkedReader) Size() int64
• type KeyProvider
  • func NewAudioKeyProvider(ap *ap.Accesspoint) *KeyProvider
  • func (p *KeyProvider) Close()
  • func (p *KeyProvider) Request(gid []byte, fileId []byte) ([]byte, error)
• type MetadataPage
  • func ExtractMetadataPage(r io.ReaderAt, limit int64) (librespot.SizedReadAtSeeker, *MetadataPage, error)
  • func (m MetadataPage) GetAlbumFactor(normalisationPregain float32) float32
  • func (m MetadataPage) GetSeekPosition(samplesPos int64) int64
  • func (m MetadataPage) GetTrackFactor(normalisationPregain float32) float32

Constants

const (
	DefaultChunkSize = 512 * 1024
	PrefetchCount    = 3
)

Types

type Decryptor

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

func NewAesAudioDecryptor

func NewAesAudioDecryptor(r io.ReaderAt, key []byte) (*Decryptor, error)

func (*Decryptor) Close

func (a *Decryptor) Close() error

func (*Decryptor) ReadAt

func (a *Decryptor) ReadAt(p []byte, pos int64) (n int, err error)

type HttpChunkedReader

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

func NewHttpChunkedReader

func NewHttpChunkedReader(log *log.Entry, audioUrl string) (_ *HttpChunkedReader, err error)

func (*HttpChunkedReader) Read

func (r *HttpChunkedReader) Read(p []byte) (n int, err error)

func (*HttpChunkedReader) ReadAt

func (r *HttpChunkedReader) ReadAt(p []byte, pos int64) (n int, _ error)

func (*HttpChunkedReader) Seek

func (r *HttpChunkedReader) Seek(offset int64, whence int) (int64, error)

func (*HttpChunkedReader) Size

func (r *HttpChunkedReader) Size() int64

type KeyProvider

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

func NewAudioKeyProvider

func NewAudioKeyProvider(ap *ap.Accesspoint) *KeyProvider

func (*KeyProvider) Close

func (p *KeyProvider) Close()

func (*KeyProvider) Request

func (p *KeyProvider) Request(gid []byte, fileId []byte) ([]byte, error)

type MetadataPage

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

func ExtractMetadataPage

func ExtractMetadataPage(r io.ReaderAt, limit int64) (librespot.SizedReadAtSeeker, *MetadataPage, error)

func (MetadataPage) GetAlbumFactor

func (m MetadataPage) GetAlbumFactor(normalisationPregain float32) float32

func (MetadataPage) GetSeekPosition

func (m MetadataPage) GetSeekPosition(samplesPos int64) int64

func (MetadataPage) GetTrackFactor

func (m MetadataPage) GetTrackFactor(normalisationPregain float32) float32