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....旋转 翻转 缩放 缓存系统 自定义用户图像 读取/写入 Exif 数据 抖动 裁剪 矢量到光栅导出 亮度、对比度、伽玛更新...