mediadevices/pkg/codec/svtav1/params.go

package svtav1

import (
	"github.com/pion/mediadevices/pkg/codec"
	"github.com/pion/mediadevices/pkg/io/video"
	"github.com/pion/mediadevices/pkg/prop"
)

// Params stores libx264 specific encoding parameters.
type Params struct {
	codec.BaseParams

	// Preset configuration number of SVT-AV1
	// 1-3: extremely high efficiency but heavy
	// 4-6: a balance of efficiency and reasonable compute time
	// 7-13: real-time encoding
	Preset int
}

// NewParams returns default x264 codec specific parameters.
func NewParams() (Params, error) {
	return Params{
		BaseParams: codec.BaseParams{
			KeyFrameInterval: 60,
		},
		Preset: 9,
	}, nil
}

// RTPCodec represents the codec metadata
func (p *Params) RTPCodec() *codec.RTPCodec {
	return codec.NewRTPAV1Codec(90000)
}

// BuildVideoEncoder builds x264 encoder with given params
func (p *Params) BuildVideoEncoder(r video.Reader, property prop.Media) (codec.ReadCloser, error) {
	return newEncoder(r, property, *p)
}