'物理路径', 'Imagewidth' => '宽度', 'Imageheight' => '宽度', 'Imagetype' => '图片类型', 'Imageframes' => '图片帧数', 'Filesize' => '文件大小', 'Mimetype' => 'mime类型', 'Extparam' => '透传数据', 'Createtime' => '创建日期', 'Uploadtime' => '上传时间' ];