![]() If DjVu document has color images, then they'll be usually placed on background layer in this case user can take advantage of tools like ddjvu (extract only background layer) and imagemagick (auto-crop) to output just images instead whole canvas, but it can't be automated for creating PDF outputĪnother saner, but slower approach is use of regular OCR GUI tools. Lengthy comments below discuss representing smaller images from DjVu document page as separate objects, which is not easily possible because DjVu document page is itself just a single image with optional text layer, with no "information" about smaller images as separate objects. Developers please reinstate the export as pdf option whether with or without the others. ![]() Which is identical to input DjVu file and has text layer inside: In my opinion a retrograde step with DjView 4.11 which seems to have removed the export as pdf option and replaced it with export as postscript and various image formats. Then this nifty program takes care of everything that's inside this folder (HTML and TIFF files with same base name) and produces output PDF file with some by-products: sample.djvu This is where pdfbeads comes in play, and we simple execute: So that we end with these file in out work folder: sample.djvu Now we extract DjVu page to TIFF format with:ĭdjvu -format=tiff -page=10 sample.djvu pg10.tif After that, you should be able to open File Explorer on Windows. Your Taskbar will disappear for a few seconds before reappearing. In the Processes tab, locate Windows Explorer. Sed intervention corrects class names in output hOCR (which is just simple HTML file) Press Ctrl + Shift + Esc on your keyboard to open the Task Manager. Toggled settings in 'File Explorer Options' menu: Tried switching to 'single-click to open an item' instead of double click - no change. Use task manager to 'end task' on File Explorer then run 'explorer.exe' as a new task. Troubleshooting steps taken: Use task manager to restart File Explorer. We can use djvu2hocr command (from ocrodjvu package) to extract hidden text layer from DjVu file (it doesn't do any OCR or similar, it just extracts text layer with geometry), i.e.:ĭjvu2hocr -p 10 sample.djvu | sed 's/ocrx/ocr/g' > pg10.html The issue persists when booting in safe mode. pdfbeads, that has it's own requirements which can be found by Google.Here is one way, which would require some not so common tools:
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