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m4a

package module

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Versions in this module

v0

v0.3.0

Jul 21, 2026

Changes in this version

+ const DefaultMaxDecodedBytes

+ var ErrDecodeLimit = errors.New("go-m4a: decoded size limit exceeded")

+ func InitSegment(cfg WriterConfig) ([]byte, error)

+ type FragmentWriter struct

+ func NewFragmentWriter(cfg WriterConfig) (*FragmentWriter, error)

+ func (f *FragmentWriter) AppendSegment(dst []byte) ([]byte, error)

+ func (f *FragmentWriter) BaseMediaDecodeTime() uint64

+ func (f *FragmentWriter) PendingDuration() uint64

+ func (f *FragmentWriter) PendingSamples() int

+ func (f *FragmentWriter) Reset(cfg WriterConfig) error

+ func (f *FragmentWriter) WriteFrame(au []byte) error

+ func (f *FragmentWriter) WriteFrameDuration(au []byte, sampleDuration uint32) error

v0.2.0

Jul 19, 2026

Changes in this version

+ const DefaultOpusPreSkip

+ type Codec uint8

+ const CodecAACLC

+ const CodecFLAC

+ const CodecOpus

+ func (c Codec) String() string

type Info

+ Codec Codec

+ CodecConfig []byte

type Writer

+ func (w *Writer) WriteFrameDuration(au []byte, sampleDuration uint32) error

type WriterConfig

+ Codec Codec

+ OpusInputSampleRate int

+ OpusPreSkip int

+ STREAMINFO []byte

v0.1.1

Jul 18, 2026

Changes in this version

type Reader

+ func (rd *Reader) ReadFrameInto(dst []byte) (int, error)

v0.1.0

Jul 18, 2026

Changes in this version

+ const DefaultEncoderDelay

+ const NoEdit

+ var ErrClosed = errors.New("go-m4a: writer is closed")

+ var ErrCorrupt = errors.New("go-m4a: corrupt container")

+ var ErrUnsupported = errors.New("go-m4a: unsupported container")

+ type Info struct

+ ASC []byte

+ Brand string

+ Channels int

+ Duration time.Duration

+ EncoderDelay int64

+ FrameCount int

+ SampleRate int

+ type Reader struct

+ func NewReader(r io.ReadSeeker) (*Reader, error)

+ func (rd *Reader) ASC() []byte

+ func (rd *Reader) Info() Info

+ func (rd *Reader) RawStream() io.Reader

+ func (rd *Reader) ReadFrame() ([]byte, error)

+ type Writer struct

+ func NewWriter(w io.WriteSeeker, cfg WriterConfig) (*Writer, error)

+ func (w *Writer) Close() error

+ func (w *Writer) WriteFrame(au []byte) error

+ type WriterConfig struct

+ ASC []byte

+ Brand string

+ Channels int

+ EncoderDelay int

+ MediaLength int64

+ SampleRate int