ocr.rst
author Oleksandr Gavenko <gavenkoa@gmail.com>
Wed, 25 May 2016 22:08:56 +0300
changeset 1965 2ddf10980e8f
parent 1912 8b81a8f0f692
child 2058 b6533d1e3019
permissions -rw-r--r--
expand FILE.cab -F:* c:\tmp\dir

.. -*- coding: utf-8; -*-

======
 OCS.
======
.. contents::
   :local:

gocr.
=====

  $ gocr $IN.pnm >$OUT.txt

ocrfeeder.
==========

Document layout analysis and optical character recognition system::

  $ sudo apt-get install ocrfeeder

Using::

  $ ocrfeeder-cli --o $OUTDIR --format HTML --images $IN.pnm

tesseract.
==========

Installing::

  $ sudo apt-get install tesseract-ocr

Using::

  $ tesseract $IN.tif $OUT
  $ cat $OUT.txt

ocropus.
========

  $ ocropus hocr-to-text screen.ppm

ocrad
=====

Optical Character Recognition program::

  $ sudo apt-get install ocrad

Misc.
=====

unpapper