Add Text-to-Speech support for PDF publications #668
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This commit adds TTS (Text-to-Speech) functionality for PDF publications by integrating PDFKit-based text extraction capabilities. Changes: - Add PDFResourceContentIterator for extracting text content from PDFs - Intelligent paragraph detection using multiple strategies - Precise locator positioning with page and paragraph indices - Platform-specific implementation using PDFKit (iOS, macOS, Catalyst) - Update PDFParser to register ContentService with PDF text iterator - Enables automatic TTS support for PDFs with extractable text - Maintains backward compatibility with existing code The implementation is modular and follows the existing ContentIterator pattern used for EPUB publications, ensuring consistency across the toolkit.
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This PR adds TTS (Text-to-Speech) functionality for PDF publications by integrating PDFKit-based text extraction capabilities.
Changes:
Add PDFResourceContentIterator for extracting text content from PDFs
Update PDFParser to register ContentService with PDF text iterator
The implementation is modular and follows the existing ContentIterator pattern used for EPUB publications. I'm using this approach in my app, and it works without any issues (at least, none that I'm aware of).
CleanShot.2025-11-09.at.11.29.58.mp4