This REST API allows adding Watermarks inside the documents.
With this API you can add Watermarks with following features:
The Watermark could be either a Text or an image: Image Watermark supports various image formats: PNG, GIF, TIFF, JPG. You may upload the desired image to the Storage and then pass the path as a parameter of Watermark operation; For a Text Watermark, you can use various Text options like Font, Size, Style, Foreground and Background colors, etc....Watermark Product Solution GroupDocs...GroupDocs.Watermark Cloud / Developer Guide / Watermark Operations...