update app.py

app.py

@@ -6,29 +6,22 @@ def process_image(foreImg, flip, backImg, left, top, width, height, isLoc):
 	if foreImg is None:
 		return None
 
+	imwidth, imheight = foreImg.size
+	if width > 0:
+		imwidth = width
+	if height > 0:
+		imheight = height
+
 	if isLoc:
 		if backImg is None:
 			return None
 		rect = ImageDraw.Draw(backImg)
-		imwidth = foreImg.width
-		imheight = foreImg.height
-		if width > 0:
-			imwidth = width
-		if height > 0:
-			imheight = height
 		rect.rectangle([(left, top), (imwidth + left, imheight + top)], outline=(255, 0, 0), width=4)
 		return backImg
 
 	image = remove(foreImg)
 	if flip:
 		image = ImageOps.mirror(image)
-
-	imwidth = image.width
-	imheight = image.height
-	if width > 0:
-		imwidth = width
-	if height > 0:
-		imheight = height
 	image = image.resize((imwidth, imheight))
 
 	if backImg is None: