Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms.... 2 图像中的通道数,包括任何Alpha通道。支持范围为1到56。 4 图像的高度(以像素为单位)。支持范围为1到30...