73 lines
1.3 KiB
Go
73 lines
1.3 KiB
Go
package optimizeImage
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import (
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"fmt"
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"os"
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"os/exec"
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"strings"
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)
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var ImageExts = map[string]bool{
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".jpeg": true,
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".jpg": true,
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".png": true,
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".gif": true,
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".bmp": true,
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".tiff": true,
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".tif": true,
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".webp": true,
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}
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const touchedFile = ".touched"
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var Touched = loadTouched()
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func OptimizeImage(path string) {
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fmt.Println("optiimg")
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cmd := exec.Command("mogrify",
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"-strip",
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"-interlace", "Plane",
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"-sampling-factor", "4:2:0",
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"-resize", "5000x3000",
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"-quality", "80%",
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path,
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)
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out, err := cmd.CombinedOutput()
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if err != nil {
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fmt.Printf("Error optimizing %s: %v\n%s", path, err, out)
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} else {
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markTouched(path)
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fmt.Printf("Optimized %s\n", path)
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}
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}
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func loadTouched() map[string]bool {
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set := map[string]bool{}
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data, err := os.ReadFile(touchedFile)
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if err != nil {
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return set
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}
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for _, line := range strings.Split(string(data), "\n") {
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line = strings.TrimSpace(line)
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if line != "" && !set[line] {
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set[line] = true
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}
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}
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return set
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}
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func markTouched(path string) {
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f, err := os.OpenFile(touchedFile, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
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if err != nil {
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fmt.Printf("Error updating %s: %v\n", touchedFile, err)
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return
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}
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defer f.Close()
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if _, err := fmt.Fprintln(f, path); err == nil {
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Touched[path] = true
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}
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}
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