15 lines
326 B
Go
15 lines
326 B
Go
package imageutils
|
|
|
|
// ProcessImage takes input png image from stdin, processes it with f and outputs it to stdout.
|
|
func ProcessStdio(f func(image.Image) image.Image) {
|
|
img, err := png.Decode(os.Stdin)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
err = png.Encode(os.Stdout, f(img))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return err
|
|
}
|