func run() (e error) {
engine := qml.NewEngine()
component, err := engine.LoadFile("file.qml")
if err != nil {
return err
}
file, err := os.Open("material/line.png")
if err != nil {
return err
}
defer file.Close()
pix := pixel.NewPixel(file)
images := []*pixel.Pixel{pix,
pix.Map(pseudo.ConvLinear),
pix.Map(pseudo.ConvSigmoid),
pix.Map(pseudo.ConvSin)}
engine.AddImageProvider("imgprv", func(imgId string, width, height int) (img image.Image) {
index, _ := strconv.Atoi(imgId)
img = images[index].Image
return
})
win := component.CreateWindow(nil)
win.Show()
win.Wait()
return
}
func main() {
flag.Parse()
mode, filepathIn, filepathOut := flag.Arg(0), flag.Arg(1), flag.Arg(2)
if mode == "" || filepathIn == "" || filepathOut == "" {
fmt.Fprintln(os.Stderr, "usage: go-pseudo-color mode in_path out_path")
fmt.Fprintln(os.Stderr, "mode = (linear, sigmoid, sin)")
_main()
return
}
file, err := os.Open(filepathIn)
if err != nil {
panic(err)
}
defer file.Close()
inPix := pixel.NewPixel(file)
var outPix *pixel.Pixel
switch mode {
case "linear":
outPix = inPix.Map(pseudo.ConvLinear)
case "sigmoid":
outPix = inPix.Map(pseudo.ConvSigmoid)
case "sin":
outPix = inPix.Map(pseudo.ConvSin)
default:
fmt.Fprintln(os.Stderr, "mode = (linear, sigmoid, sin)")
return
}
file, err = os.Create(filepathOut)
if err != nil {
panic(err)
}
defer file.Close()
outPix.Save(file)
}
