Date: Sun, 24 Feb 2002 23:40:13 +0100 From: Simon Barner <barner@in.tum.de> To: multimedia@freebsd.org Subject: fxtv - Patches to turn off screen saver while in full screen mode Message-ID: <20020224234013.A5689@simonbarner.myfqdn.de>
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Hi,
first of all, thank you a lot for fxtv :-)
I have added support to turn off the screen saver of the X window system. This
works also with dpms (you can turn off dpms support in the Makefile, I have
added a switch there).
The code was taken from the graphics/mplayer port (GPL).
Regards,
Simon
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--- Makefile.orig Sun Feb 24 23:29:26 2002
+++ Makefile Sun Feb 24 23:29:44 2002
@@ -4,6 +4,10 @@
HAVE_XFREE86 = YES
+# Do we have DPMS support?
+# Turn off in full screen mode (Simon Barner <barner@in.tum.de)
+HAVE_DPMS = YES
+
ifneq ($(X11PREFIX),) # NetBSD
X11BASE ?= $(X11PREFIX)
else
@@ -68,6 +72,9 @@
override CFLAGS += $(C_WARN_FLAG) $(INC) $(CF_VERS)
ifeq ($(HAVE_XFREE86),YES)
override CFLAGS += -DHAVE_XFREE86
+endif
+ifeq ($(HAVE_DPMS),YES)
+override CFLAGS += -DHAVE_XDPMS
endif
override CFLAGS += $(C_WARN_FLAG) -DX11BASE=\"$(X11BASEINST)\"
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--- tvscreen.c.orig Sun Feb 24 23:29:34 2002
+++ tvscreen.c Sun Feb 24 23:29:41 2002
@@ -45,6 +45,19 @@
# include <X11/extensions/xf86dgastr.h>
# include <X11/extensions/xf86vmstr.h>
#endif
+
+/*
+ 24.02.2002 Simon Barner <barner@in.tum.de>
+
+ Undefine HAVE_XDPMS in the Makefile if your X-Installation does not support
+ DPMS video blanking.
+
+ Needed to turn of the screen saver while in fullscreen mode.
+*/
+#ifdef HAVE_XDPMS
+#include <X11/extensions/dpms.h>
+#endif
+
#include <X11/extensions/XShm.h>
#include <X11/StringDefs.h>
#include <X11/Intrinsic.h>
@@ -89,6 +102,108 @@
/**@BEGINFUNC**************************************************************
+ Prototype : void saver_on (Display *display)
+
+ Purpose : Turn on X screen saver (used when coming back from
+ full screen mode)
+
+ Programmer : 24-Feb-02 Simon Barner <barner@in.tum.de>
+
+ Parameters : Display *display
+
+ Returns : void
+
+ Globals : timeout_save, dpms_disabled;
+ (shared with saver_off to keep screen saver settings
+ **@ENDFUNC*****************************************************************/
+static int timeout_save=0,
+ dpms_disabled=0;
+
+void saver_on(Display *display) {
+#ifdef HAVE_XDPMS
+ int nothing;
+ if (dpms_disabled) {
+ if (DPMSQueryExtension(display, ¬hing, ¬hing)) {
+ if (!DPMSEnable(display)) {
+ // restoring power saving settings
+ //printf("DPMS not available?\n");
+ } else {
+ // DPMS does not seem to be enabled unless we call DPMSInfo
+ BOOL onoff;
+ CARD16 state;
+ DPMSInfo(display, &state, &onoff);
+
+
+ if (onoff) {
+ printf ("Successfully enabled DPMS\n");
+ } else {
+ printf ("Could not enable DPMS\n");
+ }
+
+
+ }
+ }
+ }
+#endif
+
+ if (timeout_save) {
+ int dummy,
+ interval,
+ prefer_blank,
+ allow_exp;
+
+ XGetScreenSaver(display, &dummy, &interval, &prefer_blank, &allow_exp);
+ XSetScreenSaver(display, timeout_save, interval, prefer_blank, allow_exp);
+ XGetScreenSaver(display, &timeout_save, &interval, &prefer_blank, &allow_exp);
+ }
+}
+
+/**@BEGINFUNC**************************************************************
+
+ Prototype : void saver_off (Display *display)
+
+ Purpose : Turn off X screen saver (used in full screen mode)
+
+ Programmer : 24-Feb-02 Simon Barner <barner@in.tum.de>
+
+ Parameters : Display *display
+
+ Returns : void
+
+ Globals : timeout_save, dpms_disabled;
+ (shared with saver_on to keep screen saver settings
+ **@ENDFUNC*****************************************************************/
+void saver_off(Display *display) {
+ int interval,
+ prefer_blank,
+ allow_exp,
+ nothing;
+#ifdef HAVE_XDPMS
+
+
+ if (DPMSQueryExtension(display, ¬hing, ¬hing)) {
+ BOOL onoff;
+ CARD16 state;
+ DPMSInfo(display, &state, &onoff);
+ if (onoff) {
+ Status stat;
+ // printf ("Disabling DPMS\n");
+ dpms_disabled=1;
+ stat = DPMSDisable(display); // monitor powersave off
+ // printf ("stat: %d\n", stat);
+ }
+ }
+#endif
+
+ XGetScreenSaver(display, &timeout_save, &interval, &prefer_blank, &allow_exp);
+ if (timeout_save) {
+ XSetScreenSaver(display, 0, interval, prefer_blank, allow_exp);
+ // turning off screensaver
+ }
+}
+
+/**@BEGINFUNC**************************************************************
+
Prototype : static INT32 TVSCREENGetCurVidMode(
TV_XSCREEN *s )
@@ -379,8 +494,9 @@
static void TVSCREENAtExit()
{
- if ( !G_in_x_error )
+ if ( !G_in_x_error ) {
TVSCREENSetZoomState( FALSE, FALSE );
+ }
}
@@ -2256,6 +2372,9 @@
if ( zoom_on ) {
if ( full_screen ) {
+ // turn off screen saver while in full screen mode
+ saver_off (TVDISPLAY);
+
XRaiseWindow( TVDISPLAY, XtWindow(d->shell_wgt) );
/* Lock out the mouse so user can't move off the TV. */
@@ -2290,6 +2409,13 @@
}
}
else {
+ /* Turn the screen saver on again
+
+ We do not check for fullscreen because on exit this function
+ is called with (FALSE, FALSE) Arguments
+ */
+ saver_on (TVDISPLAY);
+
if ( d->unzoomed.mode >= 0 ) {
if ( cur_vm != d->unzoomed.mode ) {
new_vm = d->unzoomed.mode;
--fdj2RfSjLxBAspz7--
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