GroupDocs.Viewer for Java for Java 24.4

What’s new in the GroupDocs.Viewer for Java 24.4

Release Highlights

GroupDocs.Viewer for Java 24.4 introduces powerful enhancements in PDF rendering with support for output file optimization and retrieval of detailed view information. This release brings granular control over PDF exports, allowing developers to streamline output for web compatibility, file size reduction, and image handling. It also improves stability and performance by resolving numerous memory, compatibility, and rendering issues across document formats including DOCX, PST, EPS, PSD, and more.

New Features

• Advanced PDF Optimization Options:
  Developers can now optimize PDF output with features such as linearization for web, grayscale conversion, font subsetting, image compression/resizing, and more.
• Retrieve View Info During PDF Rendering:
  Access metadata such as page count and dimensions when rendering documents to PDF, supporting more informed rendering decisions.

Enhancements

• Granular PDF Customization:
  Fine-tune PDF output for various use cases including print, web, or archival by using the PdfOptimizationOptions class.
• UI and Backend Improvements:
  Enhanced API support for retrieving view metadata makes PDF workflows more intelligent and adaptable.

Bug Fixes

• Memory Usage and Stability Fixes:
  Resolved memory leaks and high consumption during rendering DOCX to PNG and spreadsheet thumbnails.
• Rendering Accuracy Fixes:
  Fixed issues with character/image positioning in DOCX, incorrect EPS to JPG conversion, and 3D text rendering in Linux.
• Format Support Fixes:
  Addressed errors related to viewing PST, PSD, ODS, DWF, EPUB, and password-protected 7z files.
• UI and UX Fixes:
  Prevented full-document hyperlink errors in PDFs and resolved problems with empty <title> tags and temp file creation from dependencies.

Public API and Backward Incompatible Changes

• New API: PdfOptimizationOptions:
  Replaces older PDF quality and optimization settings with fine-grained control over linearization, font subsetting, image resolution, and annotation removal.
• New Method: getViewInfo(ViewInfoOptions.forPdfView()):
  Allows fetching document metrics like page sizes before final rendering.
• Deprecated API:
  • PdfViewOptions#setJpgQuality(int) → Use PdfOptimizationOptions#setImageQuality(int)
  • PdfViewOptions#setOptimize(boolean) → Use PdfOptimizationOptions#setOptimizeSpreadsheets(boolean)

🔍 Explore the Full Release Details

For full list of updates, please visit GroupDocs.Viewer for Java 24.4 Release Notes.