93 lines
3.5 KiB
Scheme
93 lines
3.5 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2013 Ludovic Courtès <ludo@gnu.org>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu packages ocr)
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#:use-module ((guix licenses) #:prefix license:)
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#:use-module (guix packages)
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#:use-module (guix download)
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#:use-module (guix build-system gnu)
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#:use-module (gnu packages autotools)
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#:use-module (gnu packages compression)
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#:use-module (gnu packages image)
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#:use-module (gnu packages pkg-config))
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(define-public ocrad
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(package
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(name "ocrad")
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(version "0.24")
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(source (origin
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(method url-fetch)
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(uri (string-append "mirror://gnu/ocrad/ocrad-"
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version ".tar.lz"))
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(sha256
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(base32
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"0hhlx072d00bi9qia0nj5izsq4qkscpfz2mpbyfc72msl3hfvslv"))))
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(build-system gnu-build-system)
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(native-inputs `(("lzip" ,lzip)))
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(home-page "http://www.gnu.org/software/ocrad/")
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(synopsis "Optical character recognition based on feature extraction")
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(description
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"GNU Ocrad is an optical character recognition program based on a
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feature extraction method. It can read images in PBM, PGM or PPM formats and
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it produces text in 8-bit or UTF-8 formats.")
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(license license:gpl3+)))
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(define-public tesseract-ocr
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(package
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(name "tesseract-ocr")
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(version "3.02.02")
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(source
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(origin
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(method url-fetch)
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(uri (string-append
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"https://tesseract-ocr.googlecode.com/files/tesseract-ocr-"
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version ".tar.gz"))
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(sha256
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(base32 "0g81m9y4iydp7kgr56mlkvjdwpp3mb01q385yhdnyvra7z5kkk96"))
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(modules '((guix build utils)))
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;; Leptonica added a pkg-config file in the meanwhile.
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(snippet
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'(substitute* "tesseract.pc.in"
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(("^# Requires: lept ## .*")
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"Requires: lept\n")))))
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(build-system gnu-build-system)
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(native-inputs
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`(("autoconf" ,autoconf)
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("automake" ,automake)
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("libtool" ,libtool)))
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(propagated-inputs
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`(("leptonica" ,leptonica)))
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(arguments
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'(#:phases
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(modify-phases %standard-phases
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(add-after
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unpack autogen
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(lambda _
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(zero? (system* "sh" "autogen.sh")))))
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#:configure-flags
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(let ((leptonica (assoc-ref %build-inputs "leptonica")))
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(list (string-append "LIBLEPT_HEADERSDIR=" leptonica "/include")))))
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(home-page "https://code.google.com/p/tesseract-ocr/")
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(synopsis "Optical character recognition engine")
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(description
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"Tesseract is an optical character recognition (OCR) engine with very
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high accuracy. It supports many languages, output text formatting, hOCR
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positional information and page layout analysis. Several image formats are
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supported through the Leptonica library. It can also detect whether text is
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monospaced or proportional.")
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(license license:asl2.0)))
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