Along with the ability to annotate documents using a couple lines of code GroupDocs.Annotation API allows to fine tune the document processing from start to end - like loading password-protected documents in different ways, saving results in different ways, generate document pages preview in image form and many other.
Learn more about advanced GroupDocs.Annotation features from the guides below.
- Generate document pages preview
- Versioning of annotated documents
- Getting information about document content
- Extracting image from image annotation
- Comparing annotations using the equals method
- Loading custom fonts for documents.
- Put image annotations over the text (setting up ZIndex of image).
- Set resolution (image quality) of document preview.
- Rotating PDF documents