Created
March 22, 2022 07:21
-
-
Save lhlyu/cdfae00741b1fcd4fee89a7fbdd6b59b to your computer and use it in GitHub Desktop.
Go绘制马赛克图片
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
package main | |
import ( | |
"image" | |
) | |
func main() { | |
// 需要被马赛克的图片 | |
var img image.Image | |
// 宽 | |
w := img.Bounds().Size().X | |
// 高 | |
h := img.Bounds().Size().Y | |
// 马赛克块的尺寸 | |
neighbor := 30 | |
// 最终的图片 | |
m := image.NewRGBA(image.Rect(0, 0, w, h)) | |
// 绘制马赛克图片 | |
for i := 0; i < w; i += neighbor { | |
for j := 0; j < h; j += neighbor { | |
// 马赛克块的颜色 | |
color := img.At(i, j) | |
// 绘制马赛克块 | |
for x := i; x < i+neighbor; x++ { | |
for y := j; y < j+neighbor; y++ { | |
m.Set(x, y, color) | |
} | |
} | |
} | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment