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5ae225fe52
This is meant to provide a convenient way to produce images in specific color states and memory formats.
122 lines
3.2 KiB
C
122 lines
3.2 KiB
C
/* Copyright 2024 Red Hat, Inc.
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*
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* GTK is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* GTK is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with GTK; see the file COPYING. If not,
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* see <http://www.gnu.org/licenses/>.
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*
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* Author: Matthias Clasen
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <glib/gi18n-lib.h>
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#include <glib/gprintf.h>
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#include <glib/gstdio.h>
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#include <gtk/gtk.h>
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#include "gtk-image-tool.h"
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#include "testsuite/reftests/reftest-compare.h"
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void
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do_compare (int *argc,
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const char ***argv)
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{
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GOptionContext *context;
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gboolean opt_quiet = FALSE;
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char **filenames = NULL;
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char *opt_filename = NULL;
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const GOptionEntry entries[] = {
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{ "output", 'o', 0, G_OPTION_ARG_FILENAME, &opt_filename, N_("Output file"), N_("FILE") },
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{ "quiet", 'q', 0, G_OPTION_ARG_NONE, &opt_quiet, "Don't talk", NULL },
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{ G_OPTION_REMAINING, 0, 0, G_OPTION_ARG_FILENAME_ARRAY, &filenames, NULL, N_("FILE…") },
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{ NULL, }
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};
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GdkTexture *texture[2];
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GdkTexture *diff;
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GError *error = NULL;
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g_set_prgname ("gtk4-image-tool compare");
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context = g_option_context_new (NULL);
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g_option_context_set_translation_domain (context, GETTEXT_PACKAGE);
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g_option_context_add_main_entries (context, entries, NULL);
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g_option_context_set_summary (context, _("Compare two images"));
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if (!g_option_context_parse (context, argc, (char ***)argv, &error))
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{
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g_printerr ("%s\n", error->message);
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g_error_free (error);
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exit (1);
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}
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g_option_context_free (context);
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if (filenames == NULL)
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{
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g_printerr (_("No image file specified\n"));
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exit (1);
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}
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if (g_strv_length (filenames) != 2)
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{
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g_printerr (_("Can only accept two image files\n"));
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exit (1);
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}
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for (int i = 0; i < 2; i++)
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{
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texture[i] = gdk_texture_new_from_filename (filenames[i], &error);
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if (texture[i] == NULL)
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{
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g_printerr (_("Failed to load %s: %s\n"), filenames[i], error->message);
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exit (1);
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}
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}
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diff = reftest_compare_textures (texture[0], texture[1]);
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if (opt_filename && diff)
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{
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if (!gdk_texture_save_to_png (diff, opt_filename))
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{
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g_printerr (_("Could not save diff image to %s\n"), opt_filename);
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exit (1);
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}
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}
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if (!opt_quiet)
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{
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if (diff)
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{
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if (opt_filename)
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g_print (_("Differences witten to %s.\n"), opt_filename);
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else
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g_print (_("The images are different.\n"));
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}
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else
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g_print (_("No differences.\n"));
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}
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if (diff)
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exit (1);
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g_strfreev (filenames);
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g_free (opt_filename);
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g_object_unref (texture[0]);
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g_object_unref (texture[1]);
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}
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