/* Copyright 2024 Red Hat, Inc.
*
* GTK is free software ; you can redistribute it and / or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation ; either version 2 of the
* License , or ( at your option ) any later version .
*
* GTK 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
* Lesser General Public License for more details .
*
* You should have received a copy of the GNU Lesser General Public
* License along with GTK ; see the file COPYING . If not ,
* see < http : //www.gnu.org/licenses/>.
*
* Author : Matthias Clasen
*/
#include "config.h"
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <glib/gi18n-lib.h>
#include <glib/gprintf.h>
#include <glib/gstdio.h>
#include <gtk/gtk.h>
#include "gtk-image-tool.h"
#include "gtk-tool-utils.h"
#include "testsuite/reftests/reftest-compare.h"
void
do_compare (int *argc,
const char ***argv)
{
GOptionContext *context;
gboolean opt_quiet = FALSE ;
char **filenames = NULL;
char *opt_filename = NULL;
const GOptionEntry entries[] = {
{ "output" , 'o' , 0 , G_OPTION_ARG_FILENAME, &opt_filename, N_("Output file" ), N_("FILE" ) },
{ "quiet" , 'q' , 0 , G_OPTION_ARG_NONE, &opt_quiet, "Don't talk" , NULL },
{ G_OPTION_REMAINING, 0 , 0 , G_OPTION_ARG_FILENAME_ARRAY, &filenames, NULL, N_("FILE…" ) },
{ NULL, }
};
GdkTexture *texture[2 ];
GdkTexture *diff;
GError *error = NULL;
g_set_prgname ("gtk4-image-tool compare" );
context = g_option_context_new (NULL);
g_option_context_set_translation_domain (context, GETTEXT_PACKAGE);
g_option_context_add_main_entries (context, entries, NULL);
g_option_context_set_summary (context, _("Compare two images" ));
if (!g_option_context_parse (context, argc, (char ***)argv, &error))
{
g_printerr ("%s\n" , error->message);
g_error_free (error);
exit (1 );
}
g_option_context_free (context);
if (filenames == NULL)
{
g_printerr (_("No image file specified\n" ));
exit (1 );
}
if (g_strv_length (filenames) != 2 )
{
g_printerr (_("Can only accept two image files\n" ));
exit (1 );
}
for (int i = 0 ; i < 2 ; i++)
texture[i] = load_image_file (filenames[i]);
diff = reftest_compare_textures (texture[0 ], texture[1 ]);
if (opt_filename && diff)
{
if (!gdk_texture_save_to_png (diff, opt_filename))
{
g_printerr (_("Could not save diff image to %s\n" ), opt_filename);
exit (1 );
}
}
if (!opt_quiet)
{
if (diff)
{
if (opt_filename)
g_print (_("Differences witten to %s.\n" ), opt_filename);
else
g_print (_("The images are different.\n" ));
}
else
g_print (_("No differences.\n" ));
}
if (diff)
exit (1 );
g_strfreev (filenames);
g_free (opt_filename);
g_object_unref (texture[0 ]);
g_object_unref (texture[1 ]);
}
Messung V0.5 in Prozent C=100 H=92 G=95
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-07-02)
¤
*© Formatika GbR, Deutschland