star/image/bild/blur.go
2025-06-13 13:05:50 +08:00

65 lines
1.3 KiB
Go

package bilds
import (
"image"
"github.com/anthonynsimon/bild/blur"
"github.com/spf13/cobra"
)
func box() *cobra.Command {
var radius float64
var cmd = &cobra.Command{
Use: "box",
Short: "apply box blur to an input image",
Args: cobra.ExactArgs(2),
Example: "box --radius 0.5 input.jpg output.jpg",
Run: func(cmd *cobra.Command, args []string) {
fin := args[0]
fout := args[1]
apply(fin, fout, func(img image.Image) (image.Image, error) {
return blur.Box(img, radius), nil
})
}}
cmd.Flags().Float64VarP(&radius, "radius", "r", 0, "the blur's radius")
return cmd
}
func gaussian() *cobra.Command {
var radius float64
var cmd = &cobra.Command{
Use: "gaussian",
Short: "apply gaussian blur to an input image",
Args: cobra.ExactArgs(2),
Example: "gaussian --radius 0.5 input.jpg output.jpg",
Run: func(cmd *cobra.Command, args []string) {
fin := args[0]
fout := args[1]
apply(fin, fout, func(img image.Image) (image.Image, error) {
return blur.Gaussian(img, radius), nil
})
}}
cmd.Flags().Float64VarP(&radius, "radius", "r", 0, "the blur's radius")
return cmd
}
func createBlur() *cobra.Command {
var blurCmd = &cobra.Command{
Use: "blur",
Short: "blur an image using the specified method",
}
blurCmd.AddCommand(box())
blurCmd.AddCommand(gaussian())
return blurCmd
}