Re: [gscan2pdf-help] auto-select blank pages or dark pages
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From: Roy S. <pap...@be...> - 2009-01-31 04:14:45
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Jeff, Thanks for taking a look and for your feedback. some comments below. > I see two solutions - lose the new Tools/* items, and > > 1. do the analysis on the fly, as needed by Select Blank, etc. > 2. do the analysis on import, after threshold, rotate, etc. I like it. There's no reason for the user to even know about the analysis except maybe to opt-out. I like idea number 1 and will see what I can come up with. > This is slightly dangerous. How do you know which engine and language > to use for the OCR? It will only OCR pages which have been OCRed before, and it does it by calling ocr_page() which uses $SETTING{'ocr_engine'} and $SETTING{'ocr_language'}. Is that ok? Another option is to just use the existing OCR dialog with a new Page Range choice-- something like "update modified pages". TODO: when the page is negated, cropped or unsharp masked, we probably need to mark it for OCR update as well. Does that seem reasonable for all three of those? Currently I only do that after rotation and thresholding. > Checking for incorrect orientation is an interesting idea. I'll keep > the rotation shortcuts. Delete was always just <delete> (depending on > focus) so no need for that. Clearly landscape is not ready. In the future I'll try to break up the patch into smaller pieces. I had added the delete shortcut so I could select the pages with the right hand and rotate/delete with the left hand. Using the delete key is certainly more intuitive though. I'd like to add a shortcut for thresholding since that feature has proven to be very useful. > >> There are two patches. I tested the code on 0.9.26 but there is also a >> patch for 0.9.27 if someone can help with testing. > > I am using the 0.9.27 patch, which applied to HEAD with only a small > edit needed. Thanks for testing that. I had trouble getting Sane.pm on my system, so I've been using 0.9.26. I'll catch up with HEAD eventually. gscan2pdf has helped me scan 3000 pages in the past couple weeks. Thanks for developing it. Roy |