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If you want an open-source single-script solution, take a look at the textdeskew script by Fred Weinhaus. If you want to see what the script does: there are a few before-after figures on the page that I've linked to. There are quite a few command line options, for fine-tuning. Find it on Fred's ImageMagick Scripts for more, e.g. texctcleaner, also with ...


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