static void v4l_fmt(char *fmt) {
if (v4l1_setfmt(raw_fb_fd, fmt)) {
v4l_requery();
ignore_all = 1;
do_new_fb(1);
ignore_all = 0;
}
}
static void handle_xrandr_change(int new_x, int new_y) {
rfbClientIteratorPtr iter;
rfbClientPtr cl;
RAWFB_RET_VOID
/* assumes no X_LOCK */
/* sanity check xrandr_mode */
if (! xrandr_mode) {
xrandr_mode = strdup("default");
} else if (! known_xrandr_mode(xrandr_mode)) {
free(xrandr_mode);
xrandr_mode = strdup("default");
}
rfbLog("xrandr_mode: %s\n", xrandr_mode);
if (!strcmp(xrandr_mode, "exit")) {
close_all_clients();
rfbLog(" shutting down due to XRANDR event.\n");
clean_up_exit(0);
}
if (!strcmp(xrandr_mode, "newfbsize") && screen) {
iter = rfbGetClientIterator(screen);
while( (cl = rfbClientIteratorNext(iter)) ) {
if (cl->useNewFBSize) {
continue;
}
rfbLog(" closing client %s (no useNewFBSize"
" support).\n", cl->host);
rfbCloseClient(cl);
rfbClientConnectionGone(cl);
}
rfbReleaseClientIterator(iter);
}
/* default, resize, and newfbsize create a new fb: */
rfbLog("check_xrandr_event: trying to create new framebuffer...\n");
if (new_x < wdpy_x || new_y < wdpy_y) {
check_black_fb();
}
do_new_fb(1);
rfbLog("check_xrandr_event: fb WxH: %dx%d\n", wdpy_x, wdpy_y);
}
static void v4l_sz(int b) {
#ifdef V4L_OK
int w_old = v4l1_window.width;
int h_old = v4l1_window.height;
int w, h;
if (w_old == 0) {
w_old = 160;
}
if (h_old == 0) {
h_old = 120;
}
if (b == 1) {
w = w_old + (int) (0.15 * w_old);
h = h_old + (int) (0.15 * h_old);
} else if (b == -1) {
w = w_old - (int) (0.15 * w_old);
h = h_old - (int) (0.15 * h_old);
} else {
return;
}
if (! v4l1_resize(raw_fb_fd, w, h)) {
return;
}
v4l_requery();
push_black_screen(4);
ignore_all = 1;
do_new_fb(1);
ignore_all = 0;
#else
if (!b) {}
#endif
}
static int XIOerr(Display *d) {
static int reopen = 0, rmax = 1;
X_UNLOCK;
if (getenv("X11VNC_REOPEN_DISPLAY")) {
rmax = atoi(getenv("X11VNC_REOPEN_DISPLAY"));
}
#if !NO_X11
if (reopen < rmax && getenv("X11VNC_REOPEN_DISPLAY")) {
int db = getenv("X11VNC_REOPEN_DEBUG") ? 1 : 0;
int sleepmax = 10, i;
Display *save_dpy = dpy;
char *dstr = strdup(DisplayString(save_dpy));
reopen++;
if (getenv("X11VNC_REOPEN_SLEEP_MAX")) {
sleepmax = atoi(getenv("X11VNC_REOPEN_SLEEP_MAX"));
}
rfbLog("*** XIO error: Trying to reopen[%d/%d] display '%s'\n", reopen, rmax, dstr);
rfbLog("*** XIO error: Note the reopened state may be unstable.\n");
for (i=0; i < sleepmax; i++) {
usleep (1000 * 1000);
dpy = XOpenDisplay_wr(dstr);
rfbLog("dpy[%d/%d]: %p\n", i+1, sleepmax, dpy);
if (dpy) {
break;
}
}
last_open_xdisplay = time(NULL);
if (dpy) {
rfbLog("*** XIO error: Reopened display '%s' successfully.\n", dstr);
if (db) rfbLog("*** XIO error: '%s' 0x%x\n", dstr, dpy);
scr = DefaultScreen(dpy);
rootwin = RootWindow(dpy, scr);
if (db) rfbLog("*** XIO error: disable_grabserver\n");
disable_grabserver(dpy, 0);
if (db) rfbLog("*** XIO error: xrecord\n");
zerodisp_xrecord();
initialize_xrecord();
if (db) rfbLog("*** XIO error: xdamage\n");
create_xdamage_if_needed(1);
if (db) rfbLog("*** XIO error: do_new_fb\n");
if (using_shm) {
if (db) rfbLog("*** XIO error: clean_shm\n");
clean_shm(1);
}
do_new_fb(1);
if (db) rfbLog("*** XIO error: check_xevents\n");
check_xevents(1);
/* sadly, we can never return... */
if (db) rfbLog("*** XIO error: watch_loop\n");
watch_loop();
clean_up_exit(1);
}
}
#endif
interrupted(-1);
if (d) {} /* unused vars warning: */
return (*XIOerr_def)(d);
}
