Best practice solution for handling mixed content PDFs:
- Parameter selection: Use
--skip-textAvoid duplication of processing of existing text sections - Image Optimization: Add
--optimize 1Compresses images without degrading OCR quality - selective processing: Separate processing of image-only pages before combining documents
- Quality retention: Cooperation
--pdf-renderer sandwichMaintains original image quality - repair function: Enable when encountering corrupted files
--force-ocrcompulsory treatment
For particularly complex mixed documents, it is recommended to process them in stages: first extract the plain text pages, then process the image pages, and finally merge the results. This can be accomplished by--verbose 3Monitor each processing step.
This answer comes from the articleOCRmyPDF: scanned PDF into searchable text of the open source toolThe
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