JBZoo\Image\Image::_imageCreate PHP Method

    protected function _imageCreate($format)
    {
        if (Helper::isJpeg($format)) {
            $result = imagecreatefromjpeg($this->_filename);
        } elseif (Helper::isPng($format)) {
            $result = imagecreatefrompng($this->_filename);
        } elseif (Helper::isGif($format)) {
            $result = imagecreatefromgif($this->_filename);
        } else {
            throw new Exception('Invalid image: ' . $this->_filename);
            // @codeCoverageIgnore
        }
        return $result;
    }