image_containers.go

type ImageContainer interface {
	GetImage() image.Image
}

type FileImageContainer struct {
	Filename string
}

func (f FileImageContainer) GetImage() image.Image {
	file, _ := os.Open(f.filename)
	defer file.Close()
	image, _, _ := image.Decode(file)
	return image
}

type ImageItselfContainer struct {
	Image image.Image
}

func (i ImageItselfContainer) GetImage() image.Image {
	return i.Image
}