Extracted from upstream commit 0264e7da2be67182deb031228eb07e6ed4943c81. diff --git a/src/lib_ccx/ocr.c b/src/lib_ccx/ocr.c index 31cc1c5c..73bd4818 100644 --- a/src/lib_ccx/ocr.c +++ b/src/lib_ccx/ocr.c @@ -331,6 +331,11 @@ char *ocr_bitmap(void *arg, png_color *palette, png_byte *alpha, unsigned char * } BOX *crop_points = ignore_alpha_at_edge(copy->alpha, copy->data, w, h, color_pix, &color_pix_out); + + l_int32 x, y, _w, _h; + + boxGetGeometry(crop_points, &x, &y, &_w, &_h); + // Converting image to grayscale for OCR to avoid issues with transparency cpix_gs = pixConvertRGBToGray(cpix, 0.0, 0.0, 0.0); @@ -426,8 +431,8 @@ char *ocr_bitmap(void *arg, png_color *palette, png_byte *alpha, unsigned char * { for (int j = x1; j <= x2; j++) { - if (copy->data[(crop_points->y + i) * w + (crop_points->x + j)] != firstpixel) - histogram[copy->data[(crop_points->y + i) * w + (crop_points->x + j)]]++; + if (copy->data[(y + i) * w + (x + j)] != firstpixel) + histogram[copy->data[(y + i) * w + (x + j)]]++; } } /* sorted in increasing order of intensity */ 8426b135f04c7ef78e3'>refslogtreecommitdiff
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013 Nikita Karetnikov <nikita@karetnikov.org>
;;; Copyright © 2016, 2017, 2018, 2023 Leo Famulari <leo@famulari.name>
;;; Copyright © 2016 Kei Kebreau <kkebreau@posteo.net>
;;; Copyright © 2016, 2019 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2018 Rutger Helling <rhelling@mykolab.com>
;;; Copyright © 2020 Tobias Geerinckx-Rice <me@tobias.gr>
;;; Copyright © 2021 Maxim Cournoyer <maxim.cournoyer@gmail.com>>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu packages w3m)
  #:use-module ((guix licenses) #:select (x11-style))
  #:use-module (gnu packages gettext)
  #:use-module (gnu packages bdw-gc)
  #:use-module (gnu packages compression)
  #:use-module (gnu packages gtk)
  #:use-module (gnu packages image)
  #:use-module (gnu packages ncurses)
  #:use-module (gnu packages perl)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages tls)
  #:use-module (gnu packages xorg)
  #:use-module (gnu packages)
  #:use-module (guix packages)
  #:use-module (guix git-download)
  #:use-module (guix build-system gnu))

(define-public w3m
  (package
    (name "w3m")
    ;; When updating, be careful not to change the derivation of w3m-for-tests,
    ;; unless you mean to. Changing w3m-for-tests will cause thousands of
    ;; rebuilds via the reverse dependency graph of xdg-utils.
    (version "0.5.3+git20230121")
    (source (origin
              (method git-fetch)
              ;; Debian's fork of w3m is the only one that is still maintained.
              (uri (git-reference
                    (url "https://salsa.debian.org/debian/w3m.git")
                    (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "0nvhxsqxgxjrr62mvxzhhfzvbvg56g19vlqcgb8mh2x1daazk5ms"))))
    (build-system gnu-build-system)
    (arguments
     '(#:tests? #f  ; no check target
       ;; Use $EDITOR instead of a hard-coded value.
       #:configure-flags (list "--with-editor="
                               "--with-imagelib=imlib2"
                               "--enable-image=fb,x11")
       #:phases
       (modify-phases %standard-phases
         (add-before 'configure 'fix-perl
           (lambda _ (substitute* '("scripts/w3mmail.cgi.in"
                                    "scripts/dirlist.cgi.in")
                       (("@PERL@") (which "perl"))))))))
    (inputs
     (list gdk-pixbuf
           imlib2
           libgc
           libx11
           ncurses
           openssl
           zlib))
    (native-inputs
     (list gettext-minimal perl pkg-config))
    (home-page "https://w3m.sourceforge.net/")
    (synopsis "Text-mode web browser")
    (description
     "w3m is a text-based web browser as well as a pager like @code{more} or
@code{less}.  With w3m you can browse web pages through a terminal emulator
window.  Moreover, w3m can be used as a text formatting tool which
typesets HTML into plain text.")
    (license (x11-style "file://doc/README"
                        "See 'doc/README' in the distribution."))))

;; Used in the test suite of xdg-utils
(define-public w3m-for-tests
  (hidden-package
   (package
     (inherit w3m)
     (name "w3m")
     (version "0.5.3+git20230121")
     (source (origin
               (method git-fetch)
               ;; Debian's fork of w3m is the only one that is still maintained.
               (uri (git-reference
                     (url "https://salsa.debian.org/debian/w3m.git")
                     (commit (string-append "v" version))))
               (file-name (git-file-name name version))
               (sha256
                (base32
                 "0nvhxsqxgxjrr62mvxzhhfzvbvg56g19vlqcgb8mh2x1daazk5ms")))))))
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