tracks

Documentation

Overview

Package tracks contains functions to read and write track metadata.

Index

• func BoxTypeAv1C() gomp4.BoxType
• func Read(r *message.ReadWriter) (formats.Format, formats.Format, error)
• func Write(w *message.ReadWriter, videoTrack formats.Format, audioTrack formats.Format) error
• type Av1C
  • func (Av1C) GetType() gomp4.BoxType

Functions

func BoxTypeAv1C

func BoxTypeAv1C() gomp4.BoxType

BoxTypeAv1C returns the box type.

func Read

func Read(r *message.ReadWriter) (formats.Format, formats.Format, error)

Read reads track informations. It returns the video track and the audio track.

func Write

func Write(w *message.ReadWriter, videoTrack formats.Format, audioTrack formats.Format) error

Write writes track informations.

Types

type Av1C

type Av1C struct {
	gomp4.Box
	Marker                           uint8   `mp4:"0,size=1,const=1"`
	Version                          uint8   `mp4:"1,size=7,const=1"`
	SeqProfile                       uint8   `mp4:"2,size=3"`
	SeqLevelIdx0                     uint8   `mp4:"3,size=5"`
	SeqTier0                         uint8   `mp4:"4,size=1"`
	HighBitdepth                     uint8   `mp4:"5,size=1"`
	TwelveBit                        uint8   `mp4:"6,size=1"`
	Monochrome                       uint8   `mp4:"7,size=1"`
	ChromaSubsamplingX               uint8   `mp4:"8,size=1"`
	ChromaSubsamplingY               uint8   `mp4:"9,size=1"`
	ChromaSamplePosition             uint8   `mp4:"10,size=2"`
	Reserved                         uint8   `mp4:"11,size=3,const=0"`
	InitialPresentationDelayPresent  uint8   `mp4:"12,size=1"`
	InitialPresentationDelayMinusOne uint8   `mp4:"13,size=4"`
	ConfigOBUs                       []uint8 `mp4:"14,size=8"`
}

Av1C is a Av1C ISO-BMFF box.

func (Av1C) GetType

func (Av1C) GetType() gomp4.BoxType

GetType returns the box type.