I used FastStone. For ImageMagick use this:
- Source (inet010.png) - Get rid of transparency >convert inet010.png -background black -alpha remove inet010_ntransp.png (inet010_ntransp.png) - Threshold >convert inet010_ntransp.png -threshold 40% inet010_ntransp_ts.png (inet010_ntransp_ts.png) - Run Tess - perfect >tesseract.exe inet010_ntransp_ts.png inet010_ntransp_ts.png (inet010_ntransp_ts.png.txt) Best regards, Dmitri Silaev www.CustomOCR.com On Mon, May 4, 2015 at 1:29 PM, franck dev <[email protected]> wrote: > Hi, > > I tried with imagemagick: > -colorspace Gray > -negate > > But tesseract doesn't work after this conversion > Which command have you used with imagemagic ? > > With your picture the ocr works perfetcly > Thanks > > > On Sunday, May 3, 2015 at 9:35:51 PM UTC+2, franck dev wrote: >> >> Hi, I have tried to do ocr on subtitles picture but depending on the >> color of subtitle font it works or not >> When the subtitle characters are in green it doesn't work >> Could you give me some advices on parameters for tesseract I should use >> or how i should transform the picture before calling tesseract ? >> >> Thanks, >> Franck >> > -- > You received this message because you are subscribed to the Google Groups > "tesseract-ocr" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/tesseract-ocr. > To view this discussion on the web visit > https://groups.google.com/d/msgid/tesseract-ocr/8ab52aa5-30f9-4a2f-b46d-5f76085ae53b%40googlegroups.com > <https://groups.google.com/d/msgid/tesseract-ocr/8ab52aa5-30f9-4a2f-b46d-5f76085ae53b%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "tesseract-ocr" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/tesseract-ocr. To view this discussion on the web visit https://groups.google.com/d/msgid/tesseract-ocr/CAKzLxFNMNBztq-Q9o-mBBMmC%2BAecTfMR5Dd7wg0Q3d3DgB%2B-CA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
-On se ressemble. -Beaucoup.

