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Add page-level text extraction for PDF/PPTX/DOCX documents #1263

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@jeonsworld jeonsworld commented May 23, 2025

Summary

Adds optional page extraction to PDF, PPTX, and DOCX converters with extract_pages parameter, returning structured page data while maintaining full backward compatibility.

Motivation

Users need to process PDF/PPTX/DOCX pages separately and know which content comes from which page for page-aware applications. Additionally, local development settings should not be tracked in version control.

Changes

  • New PageInfo class: Stores page number and content
  • Enhanced DocumentConverterResult: Added optional pages attribute
  • Extended converters: Added extract_pages parameter for page-by-page processing in PDF, PPTX, and DOCX converters
  • CLI support: Added --extract-pages and --pages-json flags
  • Comprehensive tests: Test cases covering all scenarios for each format

Usage

Python API

# Traditional (unchanged)
result = md.convert("doc.pdf")

# New page extraction - works for PDF, PPTX, and DOCX
result = md.convert("doc.pdf", extract_pages=True)
result = md.convert("presentation.pptx", extract_pages=True)
result = md.convert("document.docx", extract_pages=True)

for page in result.pages:
    print(f"Page {page.page_number}: {page.content}")

CLI

# Extract pages with JSON output
markitdown doc.pdf --extract-pages --pages-json
markitdown presentation.pptx --extract-pages --pages-json
markitdown document.docx --extract-pages --pages-json

Resolved #210 #122

- Add PageInfo class to store page number and content
- Enhance DocumentConverterResult with optional pages attribute
- Extend PdfConverter with extract_pages parameter for page-by-page processing
- Add CLI support with --extract-pages and --pages-json flags
- Implement robust error handling with fallback to full document extraction
- Maintain 100% backward compatibility with existing API
- Add comprehensive test suite with 8 test cases covering all scenarios
@jeonsworld
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@microsoft-github-policy-service agree

  - Add slide-level extraction for PPTX files with extract_pages parameter
  - Each slide is treated as a PageInfo object with sequential numbering
  - Add extract_pages parameter to DOCX for API consistency (returns None due to dynamic pagination)
  - Import PageInfo class in both converters to support the new functionality
  - Add comprehensive test suites for both formats ensuring backward compatibility
  - Maintain 100% backward compatibility with existing API
@jeonsworld jeonsworld changed the title Add page-level text extraction for PDF documents Add page-level text extraction for PDF/PPTX/DOCX documents May 23, 2025
@afourney
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I like this idea. It meshes well with the pptx slide output as well.

I need to do a little testing before merging -- I'll try to do that this weekend.

jeonsworld and others added 2 commits May 24, 2025 13:34
- Format all Python files with Black (v23.7.0)
- Fix line length and formatting issues in page extraction feature files
- Ensure consistent code style across the codebase
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[WORD, PPT] Please add a "Output PageNumber" Option.
2 participants