I think that OCR is not about colours..... On 2 May 2010 17:35, lux <[email protected]> wrote:
> I need the RIGHT position of the text or the RIGHT color, not an > average color :/. > > On 11 Apr, 20:48, MARTIN Pierre <[email protected]> wrote: > > > So how can I get the position of text? > > > I've tryed with makebox but it's not really right, it gives me the > > > cordinates of the whole "letter box" so it's impossible for me to get > > > the right pixel of the letter > > > (e.g. it would work for an 'I' but for an 'A' it gives me the box left > > > up and right down position so I don't know how to get the letter color > > > because the 'A' is not at the start nor at the end of the box). > > > > That's the right method. If you want to know where the "pixels" are, do > an histogram equalization of your picture, then contrast it with a fairly > agressive threshold (If it's not already in 1bpp), this will give you a copy > of your picture with only black and black pixels. Now, that's on this > picture (Basically 1bpp depth picture) that you run tesseract. > > Then given the boxes, you look in your black & white picture where black > pixels are in the boxes, and then with the same coordinates you can see them > in your original picture. After that, do color average from all pixels in a > box in your original picture and you're good. > > > > Pierre. > > -- > You received this message because you are subscribed to the Google Groups > "tesseract-ocr" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]<tesseract-ocr%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/tesseract-ocr?hl=en. > > -- You received this message because you are subscribed to the Google Groups "tesseract-ocr" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/tesseract-ocr?hl=en.
