transcoder

Documentation

Index

• Constants
• type Cfg
• type FfmpegOpts
  • func NewFromInterface(in interface{}) (*FfmpegOpts, error)
  • func (opts *FfmpegOpts) Args() ([]string, error)
  • func (opts *FfmpegOpts) VideoExt() string
• type Transcoder
  • func New(cfg *Cfg) (*Transcoder, error)
  • func (tc *Transcoder) GetCmd() ([]string, error)
  • func (tc *Transcoder) GetOutputFile() string
  • func (tc *Transcoder) Run() (string, error)

Constants

const (
	NameNotProvidedError = "name not provided for ffmpeg options"
	NotAllowedCodec      = "codec is not in the allowed list"
	NotAllowedPreset     = "video preset is not in the allowed list"
	NotAllowedTune       = "vide tune is not in the allowed list"
)

Types

type Cfg

type Cfg struct {
	FfmpegBin  string
	FfmpegOpts FfmpegOpts

	InputFile  string
	OutputFile string
}

type FfmpegOpts

type FfmpegOpts struct {
	Threads       int    `attr:"-threads"`
	VideoCodec    string `attr:"-c:v"`
	QualityCRF    *int   `attr:"-crf"`
	QualityPreset string `attr:"-preset"`
	QualityTune   string `attr:"-tune"`
	VideoScale    int
	VideoDuration time.Duration `attr:"-t"`
	VideoStart    time.Duration `attr:"-ss"`

	Name string
	// contains filtered or unexported fields
}

func NewFromInterface

func NewFromInterface(in interface{}) (*FfmpegOpts, error)

NewFromInterface takes an interface, generated from a yaml loader, to generate an ffmpegOpts struct file

func (*FfmpegOpts) Args

func (opts *FfmpegOpts) Args() ([]string, error)

func (*FfmpegOpts) VideoExt

func (opts *FfmpegOpts) VideoExt() string

type Transcoder

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

func New

func New(cfg *Cfg) (*Transcoder, error)

New() generates a single instance of a transcoding unit to be run once with a given configuration

func (*Transcoder) GetCmd

func (tc *Transcoder) GetCmd() ([]string, error)

func (*Transcoder) GetOutputFile

func (tc *Transcoder) GetOutputFile() string

func (*Transcoder) Run

func (tc *Transcoder) Run() (string, error)