gocr-ruby is a gocr binding for ruby
Ruby GOCR binding for lib http://jocr.sourceforge.net/
Currently it is in progress, unstable version.
Installation
Add this line to your application's Gemfile:
gem 'gocr-ruby'
And then execute:
$ bundle
Or install it yourself as:
$ gem install gocr-ruby
Usage
current api almost as a ruby-tesseract-ocr
require 'gocr'
e = GOCR::Engine.new(whitelist: '0-9').text_for('image.png')
Available options
-
:whitelist
- char filter (ex. hexdigits: ""0-9A-Fx"", only ASCII) -
:database
- database path including final slash (default is ./db/) -
:format
- output format (ISO8859_1 TeX HTML XML UTF8 ASCII) -
:gray_level
- threshold grey level 0<160<=255 (0 = autodetect) -
:numbers_only
- numbers only -
:mode
operation modes (bitpattern, see official gocr manual) -
:certainty
- value of certainty (in percent, 0..100, default=95) -
:unrecognize_char
- output this string for every unrecognized character -
:dust_size
- dust_size (remove small clusters, -1 = autodetect) -
:space_width
- spacewidth/dots (0 = autodetect)
Contributing
- Fork it
- Create your feature branch (
git checkout -b my-new-feature
) - Commit your changes (
git commit -am 'Add some feature'
) - Push to the branch (
git push origin my-new-feature
) - Create new Pull Request