prevent images that have a small resolution from being made larger by the size specified

modules/image/image.go

@@ -74,6 +74,22 @@ func SaveImage(fileHeader *multipart.FileHeader, userId string, imagePath string
 		return err
 	}
 
+	// prevent images that have a small resolution from being made larger by the size specified
+	size, err := bimg.NewImage(fileData).Size()
+
+	if err != nil {
+		logrus.Errorln("Failed to get image size, err:", err)
+		return err
+	}
+
+	if size.Width < imageWidth {
+		imageWidth = size.Width
+	}
+
+	if size.Height < imageHeight {
+		imageHeight = size.Height
+	}
+
 	newImage, err := bimg.NewImage(fileData).Process(bimg.Options{
 		Width:   imageWidth,
 		Height:  imageHeight,