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Re: Why my image is in bad quality ?

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From Chris Angelico <rosuav@gmail.com>
Newsgroups comp.lang.python
Subject Re: Why my image is in bad quality ?
Date Thu, 17 Dec 2015 03:41:07 +1100
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On Thu, Dec 17, 2015 at 3:33 AM,  <fsn761304@gmail.com> wrote:
> On Wednesday, December 16, 2015 at 6:33:56 PM UTC+4, Chris Angelico wrote:
>> On Thu, Dec 17, 2015 at 1:21 AM,  <fsn761304@gmail.com> wrote:
>> > I tried also another code (see below) and without scaling by 20 quality of recognition was very bad.
>> >
>> > from pytesseract import image_to_string
>> > from PIL import Image
>> >
>> > im = Image.open("screen.png")
>> > print(im)
>> > im = im.resize((214*20,26*20), Image.ANTIALIAS)
>> > print(image_to_string(im))
>>
>> If you need to scale by 20x20 to get the text recognition to work, I
>> would recommend using something other than an anti-alias filter. Omit
>> the second argument to use a simpler algorithm; you'll get a blocky
>> result, which might parse more cleanly for you.
>>
>> ChrisA
>
> It didn't help to recognize words, the main problem is that image is inclined to the left, like backslash.

Interesting. I'm not sure what exactly is going on, as I can't see
your image or the result, but is it possible that the text is getting
wrapped? Try printing it to a file, then pulling the file up in a text
editor with word wrap disabled. Maybe it'll look different.

ChrisA

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Thread

Why my image is in bad quality ? fsn761304@gmail.com - 2015-12-16 06:04 -0800
  Re: Why my image is in bad quality ? Denis McMahon <denismfmcmahon@gmail.com> - 2015-12-16 14:15 +0000
    Re: Why my image is in bad quality ? fsn761304@gmail.com - 2015-12-16 06:21 -0800
      Re: Why my image is in bad quality ? Chris Angelico <rosuav@gmail.com> - 2015-12-17 01:33 +1100
        Re: Why my image is in bad quality ? fsn761304@gmail.com - 2015-12-16 08:33 -0800
          Re: Why my image is in bad quality ? fsn761304@gmail.com - 2015-12-16 08:35 -0800
          Re: Why my image is in bad quality ? Chris Angelico <rosuav@gmail.com> - 2015-12-17 03:41 +1100
            Re: Why my image is in bad quality ? fsn761304@gmail.com - 2015-12-16 09:01 -0800
              Re: Why my image is in bad quality ? fsn761304@gmail.com - 2015-12-16 09:17 -0800
                Re: Why my image is in bad quality ? BartC <bc@freeuk.com> - 2015-12-16 21:36 +0000
                Re: Why my image is in bad quality ? fsn761304@gmail.com - 2015-12-16 13:53 -0800
                Re: Why my image is in bad quality ? BartC <bc@freeuk.com> - 2015-12-16 23:20 +0000
  Re: Why my image is in bad quality ? Nobody <nobody@nowhere.invalid> - 2015-12-17 01:27 +0000
    Re: Why my image is in bad quality ? fsn761304@gmail.com - 2015-12-17 03:31 -0800

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