xref: /OK3568_Linux_fs/external/xserver/hw/dmx/examples/evi.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright 2003 Red Hat Inc., Durham, North Carolina.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * All Rights Reserved.
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * Permission is hereby granted, free of charge, to any person obtaining
7*4882a593Smuzhiyun  * a copy of this software and associated documentation files (the
8*4882a593Smuzhiyun  * "Software"), to deal in the Software without restriction, including
9*4882a593Smuzhiyun  * without limitation on the rights to use, copy, modify, merge,
10*4882a593Smuzhiyun  * publish, distribute, sublicense, and/or sell copies of the Software,
11*4882a593Smuzhiyun  * and to permit persons to whom the Software is furnished to do so,
12*4882a593Smuzhiyun  * subject to the following conditions:
13*4882a593Smuzhiyun  *
14*4882a593Smuzhiyun  * The above copyright notice and this permission notice (including the
15*4882a593Smuzhiyun  * next paragraph) shall be included in all copies or substantial
16*4882a593Smuzhiyun  * portions of the Software.
17*4882a593Smuzhiyun  *
18*4882a593Smuzhiyun  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19*4882a593Smuzhiyun  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20*4882a593Smuzhiyun  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
21*4882a593Smuzhiyun  * NON-INFRINGEMENT.  IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
22*4882a593Smuzhiyun  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
23*4882a593Smuzhiyun  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
24*4882a593Smuzhiyun  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
25*4882a593Smuzhiyun  * SOFTWARE.
26*4882a593Smuzhiyun  */
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun /*
29*4882a593Smuzhiyun  * Authors:
30*4882a593Smuzhiyun  *   Rickard E. (Rik) Faith <faith@redhat.com>
31*4882a593Smuzhiyun  *
32*4882a593Smuzhiyun  */
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun #include <stdio.h>
35*4882a593Smuzhiyun #include <stdlib.h>
36*4882a593Smuzhiyun #include <X11/Xlib.h>
37*4882a593Smuzhiyun #include <X11/extensions/XEVI.h>
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun int
main(int argc,char ** argv)40*4882a593Smuzhiyun main(int argc, char **argv)
41*4882a593Smuzhiyun {
42*4882a593Smuzhiyun     Display *display = NULL;
43*4882a593Smuzhiyun     int major_version, minor_version;
44*4882a593Smuzhiyun     ExtendedVisualInfo *evi;
45*4882a593Smuzhiyun     int count;
46*4882a593Smuzhiyun     int i;
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun     if (argc == 2) {
49*4882a593Smuzhiyun         if (!(display = XOpenDisplay(argv[1]))) {
50*4882a593Smuzhiyun             printf("Cannot open display %s\n", argv[1]);
51*4882a593Smuzhiyun             return -1;
52*4882a593Smuzhiyun         }
53*4882a593Smuzhiyun     }
54*4882a593Smuzhiyun     else {
55*4882a593Smuzhiyun         printf("Usage: %s display\n", argv[0]);
56*4882a593Smuzhiyun         return -1;
57*4882a593Smuzhiyun     }
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun     if (!display && !(display = XOpenDisplay(NULL))) {
60*4882a593Smuzhiyun         printf("Cannot open default display\n");
61*4882a593Smuzhiyun         return -1;
62*4882a593Smuzhiyun     }
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun     if (!XeviQueryVersion(display, &major_version, &minor_version)) {
65*4882a593Smuzhiyun         printf("EVI extension not present\n");
66*4882a593Smuzhiyun         return -1;
67*4882a593Smuzhiyun     }
68*4882a593Smuzhiyun     printf("EVI Extension version: %d.%d\n", major_version, minor_version);
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun     XeviGetVisualInfo(display, NULL, 0, &evi, &count);
71*4882a593Smuzhiyun 
72*4882a593Smuzhiyun     for (i = 0; i < count; i++) {
73*4882a593Smuzhiyun         printf("%02d vid=0x%02lx screen=%d level=%d type=%u value=%u"
74*4882a593Smuzhiyun                " min=%u max=%u conflicts=%u\n",
75*4882a593Smuzhiyun                i,
76*4882a593Smuzhiyun                (long unsigned) evi[i].core_visual_id,
77*4882a593Smuzhiyun                evi[i].screen,
78*4882a593Smuzhiyun                evi[i].level,
79*4882a593Smuzhiyun                evi[i].transparency_type,
80*4882a593Smuzhiyun                evi[i].transparency_value,
81*4882a593Smuzhiyun                evi[i].min_hw_colormaps,
82*4882a593Smuzhiyun                evi[i].max_hw_colormaps, evi[i].num_colormap_conflicts);
83*4882a593Smuzhiyun     }
84*4882a593Smuzhiyun 
85*4882a593Smuzhiyun     XCloseDisplay(display);
86*4882a593Smuzhiyun     return 0;
87*4882a593Smuzhiyun }
88