webp以外の変換処理もbimg使ってみる

Signed-off-by: drumato <[email protected]>

convert.go

@@ -2,23 +2,29 @@ package main
 
 import (
 	"bytes"
-	"image/jpeg"
 	"io"
 
-	"github.com/disintegration/imaging"
+	"github.com/h2non/bimg"
 )
 
 func convert(src io.Reader, q int) (*bytes.Buffer, error) {
-	img, err := imaging.Decode(src, imaging.AutoOrientation(true))
+	out, err := io.ReadAll(src)
+	if err != nil {
+		return nil, err
+	}
+	img, err := bimg.NewImage(out).AutoRotate()
 	if err != nil {
 		return nil, err
 	}
 
-	buf := new(bytes.Buffer)
-
-	if err := jpeg.Encode(buf, img, &jpeg.Options{Quality: quality}); err != nil {
+	processed, err := bimg.NewImage(img).Process(bimg.Options{Quality: quality})
+	if err != nil {
+		return nil, err
+	}
+	jpegImg, err := bimg.NewImage(processed).Convert(bimg.JPEG)
+	if err != nil {
 		return nil, err
 	}
 
-	return buf, nil
+	return bytes.NewBuffer(jpegImg), nil
 }