1 /*
2 * Copyright 2003 Red Hat Inc., Durham, North Carolina.
3 *
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining
7 * a copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation on the rights to use, copy, modify, merge,
10 * publish, distribute, sublicense, and/or sell copies of the Software,
11 * and to permit persons to whom the Software is furnished to do so,
12 * subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial
16 * portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
21 * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
22 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
23 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
24 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
25 * SOFTWARE.
26 */
28 /*
29 * Authors:
30 * Rickard E. (Rik) Faith <faith@redhat.com>
31 *
32 */
34 #include <stdio.h>
35 #include <stdlib.h>
36 #include <X11/Xlib.h>
37 #include <X11/extensions/XEVI.h>
39 int main(int argc, char **argv)
40 {
41 Display *display = NULL;
42 int major_version, minor_version;
43 ExtendedVisualInfo *evi;
44 int count;
45 int i;
47 if (argc == 2) {
48 if (!(display = XOpenDisplay(argv[1]))) {
49 printf("Cannot open display %s\n", argv[1]);
50 return -1;
51 }
52 } else {
53 printf("Usage: %s display\n", argv[0]);
54 return -1;
55 }
57 if (!display && !(display = XOpenDisplay(NULL))) {
58 printf("Cannot open default display\n");
59 return -1;
60 }
62 if (!XeviQueryVersion(display, &major_version, &minor_version)) {
63 printf("EVI extension not present\n");
64 return -1;
65 }
66 printf("EVI Extension version: %d.%d\n", major_version, minor_version);
68 XeviGetVisualInfo(display, NULL, 0, &evi, &count);
70 for (i = 0; i < count; i++) {
71 printf("%02d vid=0x%02lx screen=%d level=%d type=%u value=%u"
72 " min=%u max=%u conflicts=%u\n",
73 i,
74 (long unsigned)evi[i].core_visual_id,
75 evi[i].screen,
76 evi[i].level,
77 evi[i].transparency_type,
78 evi[i].transparency_value,
79 evi[i].min_hw_colormaps,
80 evi[i].max_hw_colormaps,
81 evi[i].num_colormap_conflicts);
82 }
84 XCloseDisplay(display);
85 return 0;
86 }