I already tried this, didn't help at all. On Saturday, October 14, 2017 at 4:55:42 PM UTC+2, Dan9er wrote: > > -c goes at the very end of the command, and you can combine those two > arguments. Try this: > > > tesseract threshold_problem1.jpeg stdout -c tessedit_char_whitelist= > ABCDEFGHIJKLMNOPQRSTUVWXYZ tessedit_char_blacklist=abcdef > ghijklmnopqrstuvwxyz > > On Friday, October 13, 2017 at 5:43:46 AM UTC-4, Ľuboš Katrinec wrote: >> >> Hello, >> >> I'm trying to solve captcha images just for fun (or rather a challenge >> ;-) ). I'm passing tessedit_char_whitelist and tessedit_char_blacklist >> parameters but somehow they seem to be ignored. Perhaps I just miss >> something. >> >> > tesseract -c tessedit_char_whitelist=ABCDEFGHIJKLMNOPQRSTUVWXYZ -c >> tessedit_char_blacklist=abcdefghijklmnopqrstuvwxyz threshold_problem1.jpeg >> stdout >> Warning. Invalid resolution 0 dpi. Using 70 instead. >> R x C Eo e >> >> I'm using a windows version: >> >> > tesseract -v >> tesseract 4.00.00alpha >> leptonica-1.74.1 >> libgif 4.1.6(?) : libjpeg 8d (libjpeg-turbo 1.5.0) : libpng 1.6.20 : >> libtiff 4.0.6 : zlib 1.2.8 : libwebp 0.4.3 : libopenjp2 2.1.0 >> >> >> I'm doing it over a JPEG, could that be a problem? >> >> Thanks and regards, >> Lubos >> >
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