Learning_GTK4_tree/testsuite/reftests/image-compare.c

80 lines
1.8 KiB
C

#include "config.h"
#include <stdlib.h>
#include "reftest-compare.h"
static char *opt_filename;
static gboolean opt_quiet;
int
main (int argc, char **argv)
{
GdkTexture *image1;
GdkTexture *image2;
GdkTexture *diff;
GOptionEntry entries[] = {
{"output", 'o', 0, G_OPTION_ARG_FILENAME, &opt_filename, "Output location", "FILE" },
{"quiet", 'q', 0, G_OPTION_ARG_NONE, &opt_quiet, "Don't talk", NULL },
{ NULL, }
};
GOptionContext *context;
GError *error = NULL;
context = g_option_context_new ("FILE1 FILE2");
g_option_context_add_main_entries (context, entries, NULL);
if (!g_option_context_parse (context, &argc, &argv, &error))
{
if (error != NULL)
g_printerr ("%s\n", error->message);
else
g_printerr ("Option parse error\n");
exit (1);
}
if (argc < 3)
{
g_printerr ("Must specify two files\n");
exit (1);
}
image1 = gdk_texture_new_from_filename (argv[1], &error);
if (image1 == NULL)
{
g_printerr ("Error loading %s: %s\n", argv[1], error->message);
exit (1);
}
image2 = gdk_texture_new_from_filename (argv[2], &error);
if (image2 == NULL)
{
g_printerr ("Error loading %s: %s\n", argv[2], error->message);
exit (1);
}
diff = reftest_compare_textures (image1, image2);
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");
}
return diff != NULL ? 1 : 0;
}