Search found 3 matches

by OCRdummy
2015-05-14T08:52:04-07:00
Forum: Users
Topic: convert changes resolution unwanted
Replies: 4
Views: 3354

Re: convert changes resolution unwanted

Sorry for getting back to this after all this time. I get the same problem with all scans made by this scanner. I've put an example here: original: https://www.dropbox.com/s/0k575roq7bp4ihb/Welsh_AiW.pdf?dl=0 and the output that I get with simply trying: convert Welsh_AiW.pdf test.pdf https://www ...
by OCRdummy
2014-12-10T05:29:12-07:00
Forum: Users
Topic: convert changes resolution unwanted
Replies: 4
Views: 3354

Re: convert changes resolution unwanted

Thanks snibgo. Creating PDFs is the only way my current facilities allow me to scan. I have fiddled around with -density (72x72, 300x300), but to no avail. I've installed and tried Ghostscript yesterday, but it is not obvious for me how to use the relevant -dUseCropBox command. I am on a Mac and ...
by OCRdummy
2014-12-09T04:15:20-07:00
Forum: Users
Topic: convert changes resolution unwanted
Replies: 4
Views: 3354

convert changes resolution unwanted

I have a book scan (.pdf) (scanned at 300 dpi) that I want to chop the edges off. Normally I use: convert -gravity West -chop 150x0 test.pdf test2.pdf However, for this particular file, a nice-looking scan is turned into such a poor-looking result, it is difficult to read and impossible to do OCR on ...