cursor utils changed to generic CreatePNGImage.

internal/utils/cursor.go

@@ -1,29 +0,0 @@
-package utils
-
-import (
-	"bytes"
-	"encoding/base64"
-	"image/png"
-
-	"demodesk/neko/internal/types"
-)
-
-func GetCursorImage(cursor *types.CursorImage) ([]byte, error) {
-	out := new(bytes.Buffer)
-	err := png.Encode(out, cursor.Image)
-	if err != nil {
-		return nil, err
-	}
-
-	return out.Bytes(), nil
-}
-
-func GetCursorImageURI(cursor *types.CursorImage) (string, error) {
-	img, err := GetCursorImage(cursor)
-	if err != nil {
-		return "", err
-	}
-
-	uri := "data:image/png;base64," + base64.StdEncoding.EncodeToString(img)
-	return uri, nil
-}

internal/utils/image.go

@@ -0,0 +1,39 @@
+package utils
+
+import (
+	"bytes"
+	"encoding/base64"
+	"image"
+	"image/jpeg"
+	"image/png"
+)
+
+func CreatePNGImage(img *image.RGBA) ([]byte, error) {
+	out := new(bytes.Buffer)
+	err := png.Encode(out, img)
+	if err != nil {
+		return nil, err
+	}
+
+	return out.Bytes(), nil
+}
+
+func CreateJPGImage(img *image.RGBA, quality int) ([]byte, error) {
+	out := new(bytes.Buffer)
+	err := jpeg.Encode(out, img, &jpeg.Options{ Quality: quality })
+	if err != nil {
+		return nil, err
+	}
+
+	return out.Bytes(), nil
+}
+
+func CreatePNGImageURI(img *image.RGBA) (string, error) {
+	data, err := CreatePNGImage(img)
+	if err != nil {
+		return "", err
+	}
+
+	uri := "data:image/png;base64," + base64.StdEncoding.EncodeToString(data)
+	return uri, nil
+}