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/* Copyright 2012 Kevin Ryde
This file is part of X11-Protocol-Other.
X11-Protocol-Other is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as published
by the Free Software Foundation; either version 3, or (at your option) any
later version.
X11-Protocol-Other 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 General
Public License for more details.
You should have received a copy of the GNU General Public License along
with X11-Protocol-Other. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <X11/Xlib.h>
#include <X11/extensions/Xvlib.h>
int
main (void)
{
char *display_name = getenv("DISPLAY");
if (! display_name) {
display_name = ":0";
}
Display *display = XOpenDisplay (display_name);
if (! display) {
printf ("no DISPLAY\n");
abort ();
}
Window window = DefaultRootWindow(display);
unsigned nadap;
XvAdaptorInfo *padap;
{
int status = XvQueryAdaptors (display, window, &nadap, &padap);
if (status) {
printf ("XvQueryAdaptors fail\n");
abort ();
}
}
printf ("nadap %u padap %p\n", nadap, padap);
unsigned a;
for (a = 0; a < nadap; a++) {
padap++;
unsigned i;
for (i = 0; i < padap[0].num_ports; i++) {
XvPortID port = padap[0].base_id + i;
printf ("port %u\n", port);
unsigned nenc;
XvEncodingInfo *penc;
{
int status = XvQueryEncodings (display, port, &nenc, &penc);
if (status) {
printf ("XvQueryEncodings fail\n");
abort ();
}
}
printf ("nenc %u penc %p\n", nenc, penc);
}
}
return 0;
}
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