aliyun-inc.comhttp://docs-aliyun.cn-hangzhou.oss.aliyun-inc.com/pdf/oss-img-guide-intl-en-201…[PDF]Object Storage Service2017年3月1日 · upload images, use the OSS upload interfaces. You can set up image-related services based on the Image Service. Basic features The Image Service offers the following functions: Retrieving image information Converting image formats Scaling, cropping, and rotating images Adding image, text, and text-and-image watermarks to images