Contao\Image::resize PHP Method

    public static function resize($image, $width, $height, $mode = '')
    {
        @trigger_error('Using Image::resize() has been deprecated and will no longer work in Contao 5.0. Use the contao.image.image_factory service instead.', E_USER_DEPRECATED);
        return static::get($image, $width, $height, $mode, $image, true) ? true : false;
    }

 /**
  * Resize the file if it is an image
  *
  * @param integer $width  The target width
  * @param integer $height The target height
  * @param string  $mode   The resize mode
  *
  * @return boolean True if the image could be resized successfully
  */
 public function resizeTo($width, $height, $mode = '')
 {
     if (!$this->isImage) {
         return false;
     }
     $return = \Image::resize($this->strFile, $width, $height, $mode);
     if ($return) {
         $this->arrPathinfo = array();
         $this->arrImageSize = array();
     }
     return $return;
 }