GroupDocs.Watermark for Java について

PDFとMicrosoft Officeドキュメントにテキストや画像の透かしを入れるアプリケーションをJavaで開発

GroupDocs.Watermark for Java is a document watermarking API that can add, search for and remove watermarks in supported file formats. The API is a self-descriptive and straight-forward for integrating image and text watermarks within any PDF, Microsoft Office and multiple image document formats.

Supported File Formats

Microsoft Office and Visio Formats

  • Word: DOC, DOCX, DOT, DOTX, DOCM, DOTM, RTF
  • Excel: XLS, XLSX, XLT, XLTX, XLSM, XLTM
  • PowerPoint: PPT, PPTX, PPS, PPSX, POTX, PPTM, PPSM, POTM 
  • Visio: VSDX, VSTX, VSSX, VSDM, VSSM, VSTM, VDX, VSX, VTX

PDF and Image documents

  • Portable Document Format: PDF
  • Open Document: ODT
  • Email: EML, MSG, EMLX, OFT
  • Images: PNG, BMP, GIF, JPG, JPEG, JP2, TIF, TIFF, WebP

Adding Watermark

  • PDF: XObject, Artifact, Annotation
  • Word: Shape
  • Excel: Shape, Header & Footer
  • PowerPoint: Shape
  • Visio: Shape
  • Raster Image: Text, Image
  • Multi-page Tiff: Text, Image
  • Animated Gif: Text, Image

Removing Watermark

  • PDF: XObject, Artifact, Annotation, Regular Text
  • Word: Shape, Regular Text
  • Excel: Shape, Header & Footer, Background Image, Text and formulas in cells
  • PowerPoint: Shape
  • Visio: Shape, Diagram Comments
  • Email: Attached and embedded images, Subject and body text fragments

GroupDocs.Watermark for Java Features

  • Pull all documents of various formats from a folder and apply or remove watermarks.
  • Employ or delete watermark from a particular section or complete document.
  • Apply watermark to all images in a particular section, page, slide, or document‎.
  • Attach watermark to selected frames of a multi-framed image.
  • Apply hidden watermark to PDF to appear when printing document.
  • Employ watermark to attachments in an Excel document & all image shapes in slides.
  • Place watermark or delete it from the background images of slides or Excel sheet.
  • Set watermark to supported files in attachments of an email or PDF file.
  • Add or delete watermark as XObject, artifacts & annotations in PDF files.
  • Delete watermark matching text with particular formatting.
  • Find image watermarks resembling a particular image.
  • Identify text watermark even if there are unreadable characters between letters.
  • Look for watermarks based on specific parameters or by assigning multiple criteria.
  • Specify font formatting to locate matching text watermark.
  • Get page, slide, cell dimensions for absolute size & positioning of watermark.
  • Apply watermark to images inside any header & footer in supported document formats.
  • Add watermark to image shapes in a word document & restrict editing of watermarks.
  • Secure text watermark in presentations using unreadable characters.
  • Protect PDF document watermarks by rasterizing single page or whole document.
  • Modify text formatting when replacing current text watermark.
  • Align watermark to bleed box, art box, crop box, or trim box in PDF file.