302 lines
12 KiB
Scheme
302 lines
12 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2013 Ludovic Courtès <ludo@gnu.org>
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;;; Copyright © 2016, 2020 Efraim Flashner <efraim@flashner.co.il>
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;;; Copyright © 2019 Tobias Geerinckx-Rice <me@tobias.gr>
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;;; Copyright © 2019 Alex Vong <alexvong1995@gmail.com>
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;;; Copyright © 2021 Andy Tai <atai@atai.org>
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;;; Copyright © 2021, 2022 Nicolas Goaziou <mail@nicolasgoaziou.fr>
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;;; Copyright © 2022 Maxim Cournoyer <maxim.cournoyer@gmail.com>
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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 gexp)
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#:use-module (guix git-download)
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#:use-module (guix build-system cmake)
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#:use-module (guix build-system copy)
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#:use-module (guix build-system gnu)
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#:use-module (guix build-system python)
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#:use-module (gnu packages)
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#:use-module (gnu packages autotools)
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#:use-module (gnu packages backup)
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#:use-module (gnu packages check)
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#:use-module (gnu packages compression)
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#:use-module (gnu packages curl)
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#:use-module (gnu packages djvu)
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#:use-module (gnu packages docbook)
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#:use-module (gnu packages documentation)
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#:use-module (gnu packages enchant)
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#:use-module (gnu packages gettext)
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#:use-module (gnu packages glib)
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#:use-module (gnu packages gtk)
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#:use-module (gnu packages icu4c)
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#:use-module (gnu packages pdf)
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#:use-module (gnu packages pkg-config)
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#:use-module (gnu packages python)
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#:use-module (gnu packages qt)
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#:use-module (gnu packages scanner)
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#:use-module (gnu packages xml)
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#:use-module (gnu packages image))
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(define-public ocrad
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(package
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(name "ocrad")
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(version "0.28")
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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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"0bmzpcv7sjf8f5pvd9wwh9yp6s7zqd226876g5csmbdxdmbymk1l"))))
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(build-system gnu-build-system)
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(native-inputs (list libpng lzip))
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(home-page "https://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-tessdata-fast
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(package
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(name "tesseract-ocr-tessdata-fast")
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(version "4.1.0")
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(source (origin
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(method git-fetch)
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(uri (git-reference
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(url "https://github.com/tesseract-ocr/tessdata_fast")
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(commit version)))
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(file-name (git-file-name name version))
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(sha256
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(base32
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"1m310cpb87xx8l8q7jy9fvzf6a0m8rm0dmjpbiwhc2mi6w4gn084"))))
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(build-system copy-build-system)
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(arguments (list #:install-plan #~'(("." "share/tesseract-ocr/tessdata"))
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#:phases #~(modify-phases %standard-phases
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(add-after 'unpack 'delete-broken-links
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(lambda _
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(delete-file "configs")
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(delete-file "pdf.ttf"))))))
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(home-page "https://github.com/tesseract-ocr/tessdata_fast")
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(synopsis "Fast integer versions of trained LSTM models")
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(description "This repository contains fast integer versions of trained
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models for the Tesseract OCR Engine.")
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(license license:asl2.0)))
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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 "5.2.0")
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(source
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(origin
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(method git-fetch)
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(uri (git-reference
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(url "https://github.com/tesseract-ocr/tesseract")
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(commit version)))
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(file-name (git-file-name name version))
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(sha256
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(base32
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"0dai539h07lqj8lyhznd3wbwdpqr78qrsczq78rsmsryqvmdbyaa"))))
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(build-system gnu-build-system)
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(arguments
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(list
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#:configure-flags
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#~(list (string-append "LIBLEPT_HEADERSDIR="
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#$(this-package-input "leptonica") "/include")
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"--disable-static") ;avoid 6 MiB static archive
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;; The unit tests are disabled because they require building bundled
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;; third party libraries.
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#:tests? #f
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#:phases
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#~(modify-phases %standard-phases
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(add-after 'unpack 'do-not-override-xml-catalog-files
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(lambda _
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(substitute* "configure.ac"
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(("AC_SUBST\\(\\[XML_CATALOG_FILES])")
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""))))
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(add-after 'unpack 'adjust-TESSDATA_PREFIX-macro
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(lambda _
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;; Use a deeper TESSDATA_PREFIX hierarchy so that a more
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;; specific search-path than '/share' can be specified. The
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;; build system uses CPPFLAGS for itself, so we can't simply set
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;; a make flag.
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(substitute* "Makefile.am"
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(("-DTESSDATA_PREFIX='\"@datadir@\"'")
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"-DTESSDATA_PREFIX='\"@datadir@/tesseract-ocr\"'"))))
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(add-after 'build 'build-training
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(lambda* (#:key parallel-build? #:allow-other-keys)
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(define n (if parallel-build? (number->string
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(parallel-job-count))
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"1"))
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(invoke "make" "-j" n "training")))
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(add-after 'install 'install-training
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(lambda _
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(invoke "make" "training-install")))
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(add-after 'install 'install-minimal-tessdata
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;; tesseract-ocr cannot be used without its trained models data;
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;; install the English language as a minimal base which can be
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;; extended via TESSDATA_PREFIX.
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(lambda* (#:key native-inputs inputs #:allow-other-keys)
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(define eng.traineddata
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"/share/tesseract-ocr/tessdata/eng.traineddata")
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(install-file (search-input-file (or native-inputs inputs)
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eng.traineddata)
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(dirname (string-append #$output
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eng.traineddata))))))))
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(native-inputs
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(list asciidoc
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autoconf
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automake
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curl
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docbook-xsl
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libarchive
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libtiff
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libtool
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libxml2 ;for XML_CATALOG_FILES
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libxslt
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pkg-config
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tesseract-ocr-tessdata-fast))
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(inputs
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(list cairo
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icu4c
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pango
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python-wrapper))
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(propagated-inputs
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;; Required by tesseract.pc.
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(list leptonica))
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(native-search-paths (list (search-path-specification
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(variable "TESSDATA_PREFIX")
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(files (list "share/tesseract-ocr/tessdata"))
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(separator #f)))) ;single value
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(home-page "https://github.com/tesseract-ocr/tesseract")
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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. Support for the English language is included by
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default. To add support for more languages, the
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@code{tesseract-ocr-tessdata-fast} package should be installed.")
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(license license:asl2.0)))
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(define-public gimagereader
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(package
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(name "gimagereader")
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(version "3.4.0")
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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://github.com/manisandro/gImageReader/releases"
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"/download/v" version "/"
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"gimagereader-" version ".tar.xz"))
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(sha256
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(base32 "09glxh7b4ivrd4samm67b8k2p0aljiagr83wb8nvy5ps2a9gwp5m"))))
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(build-system cmake-build-system)
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(arguments
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(list
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#:tests? #f ;no test
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#:configure-flags #~(list "-DENABLE_VERSIONCHECK=0")))
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(native-inputs
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(list gettext-minimal intltool pkg-config))
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(inputs
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(list enchant
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djvulibre
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leptonica
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podofo
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poppler-qt5
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sane-backends
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qtbase-5
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qtspell
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quazip-0
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tesseract-ocr))
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(home-page "https://github.com/manisandro/gImageReader")
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(synopsis "Qt front-end to tesseract-ocr")
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(description
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"gImageReader is a Qt front-end to Tesseract optical character
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recognition (OCR) software.
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gImageReader supports automatic page layout detection but the user can
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also manually define and adjust the recognition regions. It is
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possible to import images from disk, scanning devices, clipboard and
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screenshots. gImageReader also supports multipage PDF documents.
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Recognized text is displayed directly next to the image and basic text
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editing including search/replace and removing of line breaks is
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possible. Spellchecking for the output text is also supported if the
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corresponding dictionaries are installed.")
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(license license:gpl3+)))
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(define-public zinnia
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(let* ((commit "581faa8f6f15e4a7b21964be3a5ec36265c80e5b")
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(revision "1")
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;; version copied from 'configure.in'
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(version (git-version "0.07" revision commit)))
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(package
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(name "zinnia")
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(version version)
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(source
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(origin
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(method git-fetch)
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(uri (git-reference
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(url "https://github.com/taku910/zinnia")
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(commit commit)))
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(sha256
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(base32
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"1izjy5qw6swg0rs2ym2i72zndb90mwrfbd1iv8xbpwckbm4899lg"))
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(file-name (git-file-name name version))
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(modules '((guix build utils)
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(ice-9 ftw)
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(srfi srfi-26)))
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(snippet ; remove unnecessary files with potentially different license
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'(begin
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(for-each delete-file-recursively
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(scandir "."
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(negate (cut member <> '("zinnia"
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"." "..")))))
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#t))))
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(build-system gnu-build-system)
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(arguments
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`(#:phases
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(modify-phases %standard-phases
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(replace 'bootstrap
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(lambda _
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(chdir "zinnia")
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(for-each make-file-writable
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'("config.log" "config.status"))
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#t)))))
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(home-page "https://taku910.github.io/zinnia/")
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(synopsis "Online hand recognition system with machine learning")
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(description
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"Zinnia is a simple, customizable and portable online hand recognition
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system based on Support Vector Machines. Zinnia simply receives user pen
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strokes as a sequence of coordinate data and outputs n-best characters sorted
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by SVM confidence. To keep portability, Zinnia doesn't have any rendering
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functionality. In addition to recognition, Zinnia provides training module
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that allows us to create any hand-written recognition systems with low-cost.")
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(license (list license:bsd-3 ; all files except...
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(license:non-copyleft ; some autotools related files
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"file://zinnia/aclocal.m4")
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license:x11 ; 'install-sh'
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license:public-domain))))) ; 'install-sh'
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