helper

func Download(url string, dest string, onProgress func(float32)) error

func ExecSync(pwd string, command string, args ...string) ([]byte, []byte, error)

func Extract7z(file string, dist string) (files []string, err error)

func InvalidPath(inputPath string, outputPath string) bool

func LimitCommandLineValue(val string) string

func LimitResValue(val string) string

func LimitValue(val int32, min int32, max int32) int32

func LoadImageFromMemory(imageData []byte) (imageRGBA *image.RGBA, err error)

func SelectInputPath() string

func SelectOutputPath() string