package main

import (
	"git.gammaspectra.live/S.O.N.G/Ignite/decoder"
	"io"
	"slices"
)

const (
	DecoderFFMPEG = "ffmpeg"
	DecoderY4M    = "y4m"
	DecoderDav1d  = "libdav1d"
)

type DecoderEntry struct {
	Name     string
	Version  func() string
	MimeType string
	New      func(w io.Reader, settings map[string]any) (decoder.Decoder, error)
}

var Decoders []DecoderEntry

func GetDecoderByName(name string) *DecoderEntry {
	if i := slices.IndexFunc(Decoders, func(entry DecoderEntry) bool {
		return entry.Name == name
	}); i != -1 {
		return &Decoders[i]
	}
	return nil
}

func GetDecoderByMimeType(mimeType string) *DecoderEntry {
	if i := slices.IndexFunc(Decoders, func(entry DecoderEntry) bool {
		return entry.MimeType == mimeType
	}); i != -1 {
		return &Decoders[i]
	}
	return nil
}