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/*
* Copyright (C) 2012,2017,2020 Red Hat, Inc.
*
* This file is part of the Gnome Library.
*
* The Gnome Library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* The Gnome Library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with the Gnome Library; see the file COPYING.LIB. If not,
* write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* Authors: Bastien Nocera <hadess@hadess.net>
*/
#include <locale.h>
#define GNOME_DESKTOP_USE_UNSTABLE_API
#include <libgnome-desktop/gnome-desktop-thumbnail.h>
static gboolean
thumbnail_file (GnomeDesktopThumbnailFactory *factory,
const char *in_path,
const char *out_path)
{
g_autoptr(GdkPixbuf) pixbuf = NULL;
g_autofree char *content_type = NULL;
g_autoptr(GFile) file = NULL;
g_autofree char *path = NULL;
g_autofree char *uri = NULL;
g_autoptr(GError) error = NULL;
file = g_file_new_for_commandline_arg (in_path);
path = g_file_get_path (file);
if (!path) {
g_warning ("Could not get path for %s", in_path);
return FALSE;
}
content_type = g_content_type_guess (path, NULL, 0, NULL);
uri = g_file_get_uri (file);
pixbuf = gnome_desktop_thumbnail_factory_generate_thumbnail (factory, uri, content_type, NULL, &error);
if (error) {
g_warning ("gnome_desktop_thumbnail_factory_generate_thumbnail() failed to generate a thumbnail for %s: %s", in_path, error->message);
return FALSE;
}
if (!gdk_pixbuf_save (pixbuf, out_path, "png", NULL, NULL)) {
g_warning ("gdk_pixbuf_save failed for %s", in_path);
return FALSE;
}
return TRUE;
}
int main (int argc, char **argv)
{
g_autoptr(GnomeDesktopThumbnailFactory) factory = NULL;
g_autoptr(GTimer) timer = NULL;
gint num_iterations = 1;
gboolean shared_factory = FALSE;
gboolean show_timer = FALSE;
char **filenames = NULL;
int ret = 0;
g_autoptr(GOptionContext) option_context = NULL;
g_autoptr(GError) error = NULL;
const GOptionEntry options[] = {
{ "shared-factory", 's', 0, G_OPTION_ARG_NONE, &shared_factory, "Whether to share the Thumbnail Factory (default: off)", NULL },
{ "num-iterations", 'n', 0, G_OPTION_ARG_INT, &num_iterations, "Number of times to run thumbnail operation (default: 1)", NULL },
{ "show-timer", 't', 0, G_OPTION_ARG_NONE, &show_timer, "Whether to show time statistics for operations", NULL },
{ G_OPTION_REMAINING, '\0', 0, G_OPTION_ARG_FILENAME_ARRAY, &filenames, "[INPUT FILE] [OUTPUT FILE]", NULL },
{ NULL}
};
int i;
gdouble first_iter_elapsed = 0.0;
gdouble following_elapsed = 0.0;
setlocale (LC_ALL, "");
option_context = g_option_context_new ("");
g_option_context_add_main_entries (option_context, options, NULL);
ret = g_option_context_parse (option_context, &argc, &argv, &error);
if (!ret) {
g_print ("Failed to parse arguments: %s", error->message);
return EXIT_FAILURE;
}
if (filenames == NULL ||
g_strv_length (filenames) != 2 ||
num_iterations < 1) {
g_autofree char *help = NULL;
help = g_option_context_get_help (option_context, TRUE, NULL);
g_print ("%s", help);
return 1;
}
timer = g_timer_new ();
for (i = 0; i < num_iterations; i++) {
g_timer_start (timer);
if (factory == NULL)
factory = gnome_desktop_thumbnail_factory_new (GNOME_DESKTOP_THUMBNAIL_SIZE_LARGE);
if (!thumbnail_file (factory, filenames[0], filenames[1]))
return 1;
if (i == 0)
first_iter_elapsed = g_timer_elapsed (timer, NULL);
else
following_elapsed += g_timer_elapsed (timer, NULL);
if (!shared_factory)
g_clear_object (&factory);
}
if (show_timer) {
if (num_iterations == 1) {
g_print ("Elapsed time: %d msec\n",
(int) (first_iter_elapsed * 1000));
} else if (num_iterations > 1) {
g_print ("First iteration: %d msec\n",
(int) (first_iter_elapsed * 1000));
g_print ("Average time: %d msec (%d iterations)\n",
(int) (following_elapsed * 1000 / (num_iterations - 1)),
num_iterations - 1);
} else {
g_assert_not_reached ();
}
}
return 0;
}
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