45 lines
744 B
Go
45 lines
744 B
Go
|
package main
|
||
|
|
|
||
|
|
import (
|
||
|
|
"image"
|
||
|
|
_ "image/png"
|
||
|
|
_ "image/jpeg"
|
||
|
|
"image/color"
|
||
|
|
"image/png"
|
||
|
|
"os"
|
||
|
|
)
|
||
|
|
|
||
|
|
type Merge struct {
|
||
|
|
first, second image.Image
|
||
|
|
}
|
||
|
|
|
||
|
|
func (m Merge) ColorModel() color.Model { return m.first.ColorModel() }
|
||
|
|
func (m Merge) Bounds() image.Rectangle { return m.first.Bounds() }
|
||
|
|
|
||
|
|
func (m Merge) At(x, y int) color.Color {
|
||
|
|
if (x%2 != 0) && (y%2 != 0) {
|
||
|
|
return m.second.At(x, y)
|
||
|
|
}
|
||
|
|
return m.first.At(x, y)
|
||
|
|
}
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
f1, err := os.Open(os.Args[1])
|
||
|
|
if err != nil {
|
||
|
|
panic(err)
|
||
|
|
}
|
||
|
|
f2, err := os.Open(os.Args[2])
|
||
|
|
if err != nil {
|
||
|
|
panic(err)
|
||
|
|
}
|
||
|
|
img1, _, err := image.Decode(f1)
|
||
|
|
if err != nil {
|
||
|
|
panic(err)
|
||
|
|
}
|
||
|
|
img2, _, err := image.Decode(f2)
|
||
|
|
if err != nil {
|
||
|
|
panic(err)
|
||
|
|
}
|
||
|
|
png.Encode(os.Stdout, Merge{img1, img2})
|
||
|
|
}
|