131 lines
4.1 KiB
C
131 lines
4.1 KiB
C
/*
|
|
* Xephyr - A kdrive X server thats runs in a host X window.
|
|
* Authored by Matthew Allum <mallum@openedhand.com>
|
|
*
|
|
* Copyright © 2007 OpenedHand Ltd
|
|
*
|
|
* Permission to use, copy, modify, distribute, and sell this software and its
|
|
* documentation for any purpose is hereby granted without fee, provided that
|
|
* the above copyright notice appear in all copies and that both that
|
|
* copyright notice and this permission notice appear in supporting
|
|
* documentation, and that the name of OpenedHand Ltd not be used in
|
|
* advertising or publicity pertaining to distribution of the software without
|
|
* specific, written prior permission. OpenedHand Ltd makes no
|
|
* representations about the suitability of this software for any purpose. It
|
|
* is provided "as is" without express or implied warranty.
|
|
*
|
|
* OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
|
* EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
|
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
|
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
|
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
|
|
* PERFORMANCE OF THIS SOFTWARE.
|
|
*
|
|
* Authors:
|
|
* Dodji Seketeli <dodji@openedhand.com>
|
|
*/
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <kdrive-config.h>
|
|
#endif
|
|
#include <xcb/xv.h>
|
|
#include <xcb/xcb_aux.h>
|
|
#define _HAVE_XALLOC_DECLS
|
|
|
|
#include "hostx.h"
|
|
#include "ephyrhostvideo.h"
|
|
#include "ephyrlog.h"
|
|
|
|
#ifndef TRUE
|
|
#define TRUE 1
|
|
#endif /*TRUE*/
|
|
#ifndef FALSE
|
|
#define FALSE 0
|
|
#endif /*FALSE*/
|
|
|
|
Bool
|
|
ephyrHostXVQueryBestSize(int a_port_id,
|
|
Bool a_motion,
|
|
unsigned int a_frame_w,
|
|
unsigned int a_frame_h,
|
|
unsigned int a_drw_w,
|
|
unsigned int a_drw_h,
|
|
unsigned int *a_actual_w, unsigned int *a_actual_h)
|
|
{
|
|
Bool is_ok = FALSE;
|
|
xcb_xv_query_best_size_cookie_t cookie;
|
|
xcb_xv_query_best_size_reply_t *reply;
|
|
|
|
EPHYR_RETURN_VAL_IF_FAIL(a_actual_w && a_actual_h, FALSE);
|
|
|
|
EPHYR_LOG("enter: frame (%dx%d), drw (%dx%d)\n",
|
|
a_frame_w, a_frame_h, a_drw_w, a_drw_h);
|
|
|
|
cookie = xcb_xv_query_best_size(hostx_get_xcbconn(),
|
|
a_port_id,
|
|
a_frame_w, a_frame_h,
|
|
a_drw_w, a_drw_h,
|
|
a_motion);
|
|
reply = xcb_xv_query_best_size_reply(hostx_get_xcbconn(), cookie, NULL);
|
|
if (!reply) {
|
|
EPHYR_LOG_ERROR ("XvQueryBestSize() failed\n");
|
|
goto out;
|
|
}
|
|
*a_actual_w = reply->actual_width;
|
|
*a_actual_h = reply->actual_height;
|
|
free(reply);
|
|
|
|
EPHYR_LOG("actual (%dx%d)\n", *a_actual_w, *a_actual_h);
|
|
is_ok = TRUE;
|
|
|
|
out:
|
|
free(reply);
|
|
EPHYR_LOG("leave\n");
|
|
return is_ok;
|
|
}
|
|
|
|
Bool
|
|
ephyrHostGetAtom(const char *a_name, Bool a_create_if_not_exists, int *a_atom)
|
|
{
|
|
xcb_connection_t *conn = hostx_get_xcbconn();
|
|
xcb_intern_atom_cookie_t cookie;
|
|
xcb_intern_atom_reply_t *reply;
|
|
|
|
EPHYR_RETURN_VAL_IF_FAIL(a_atom, FALSE);
|
|
|
|
cookie = xcb_intern_atom(conn,
|
|
a_create_if_not_exists,
|
|
strlen(a_name),
|
|
a_name);
|
|
reply = xcb_intern_atom_reply(conn, cookie, NULL);
|
|
if (!reply || reply->atom == None) {
|
|
free(reply);
|
|
return FALSE;
|
|
}
|
|
*a_atom = reply->atom;
|
|
free(reply);
|
|
return TRUE;
|
|
}
|
|
|
|
char *
|
|
ephyrHostGetAtomName(int a_atom)
|
|
{
|
|
xcb_connection_t *conn = hostx_get_xcbconn();
|
|
xcb_get_atom_name_cookie_t cookie;
|
|
xcb_get_atom_name_reply_t *reply;
|
|
char *ret;
|
|
|
|
cookie = xcb_get_atom_name(conn, a_atom);
|
|
reply = xcb_get_atom_name_reply(conn, cookie, NULL);
|
|
if (!reply)
|
|
return NULL;
|
|
ret = malloc(xcb_get_atom_name_name_length(reply) + 1);
|
|
if (ret) {
|
|
memcpy(ret, xcb_get_atom_name_name(reply),
|
|
xcb_get_atom_name_name_length(reply));
|
|
ret[xcb_get_atom_name_name_length(reply)] = '\0';
|
|
}
|
|
free(reply);
|
|
return ret;
|
|
}
|