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83 lines
1.6 KiB
Go
83 lines
1.6 KiB
Go
package image
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import (
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"fmt"
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"image"
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"b612.me/starlog"
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"github.com/spf13/cobra"
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)
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func init() {
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Cmd.AddCommand(imgMirrorCmd)
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}
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var Cmd = &cobra.Command{
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Use: "image",
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Short: "图像处理",
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Long: "简单的图像处理工具",
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Run: func(this *cobra.Command, args []string) {
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this.Help()
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},
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}
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var imgMirrorCmd = &cobra.Command{
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Use: "mirror",
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Short: "图像镜像翻转",
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Long: "图像镜像翻转<水平>",
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Run: func(this *cobra.Command, args []string) {
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if len(args) == 0 {
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starlog.Errorln("请指定需要转换的图像！")
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return
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}
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for _, v := range args {
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img, err := OpenImage(v)
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if err != nil {
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starlog.Errorln(err, v)
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continue
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}
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size := img.Bounds()
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nimg := image.NewRGBA(size)
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for x := 0; x < size.Dx(); x++ {
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for y := 0; y < size.Dy(); y++ {
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nimg.Set(size.Dx()-x, y, img.At(x, y))
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}
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}
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if err := SavePhoto(v, nimg); err != nil {
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starlog.Errorln(err, v)
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continue
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} else {
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fmt.Println(v, "转换已完成！")
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}
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}
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fmt.Println("任务完成！")
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},
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}
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var imgAlpha = &cobra.Command{
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Use: "alpha",
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Short: "设置透明度",
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Long: "设置alpha通道透明度",
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Run: func(this *cobra.Command, args []string) {
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if len(args) == 0 {
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starlog.Errorln("请指定需要转换的图像！")
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return
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}
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for _, v := range args {
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img, err := OpenImage(v)
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if err != nil {
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starlog.Errorln(err, v)
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continue
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}
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img = SetAlpha(img, 4)
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if err := SavePhoto(v, img); err != nil {
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starlog.Errorln(err, v)
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continue
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} else {
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fmt.Println(v, "转换已完成！")
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}
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}
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fmt.Println("任务完成！")
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},
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}
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