From c3d4f52d7c23a49d04023f4262c2d773583e1cc7 Mon Sep 17 00:00:00 2001
From: reimar <reimar@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Mon, 7 Jan 2008 12:30:15 +0000
Subject: [PATCH] Add heartbeat-cmd option

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@25639 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 DOCS/man/en/mplayer.1 | 18 ++++++++++++++++++
 cfg-mplayer.h         |  1 +
 mplayer.c             | 10 ++++++++++
 3 files changed, 29 insertions(+)

diff --git a/DOCS/man/en/mplayer.1 b/DOCS/man/en/mplayer.1
index 580ce3ac14..2ae23ef8c9 100644
--- a/DOCS/man/en/mplayer.1
+++ b/DOCS/man/en/mplayer.1
@@ -836,6 +836,24 @@ More intense frame dropping (breaks decoding).
 Leads to image distortion!
 .
 .TP
+.B \-heartbeat-cmd
+Command that is executed every 30 seconds during playback via system() -
+i.e. using the shell.
+.sp 1
+.I NOTE:
+MPlayer uses this command without any checking, it is your responsibility
+to ensure it does not cause security problems (e.g. make sure to use full
+paths if "." is in your path like on Windows).
+.sp 1
+This can be "misused" to disable screensavers that do not support the proper
+X API for this.
+.sp 1
+.I EXAMPLE for gnome screensaver:
+mplayer \-heartbeat-cmd "gnome-screensaver-command -p" file
+.RE
+.PD 1
+.
+.TP
 .B \-identify
 Shorthand for \-msglevel identify=4.
 Show file parameters in an easily parseable format.
diff --git a/cfg-mplayer.h b/cfg-mplayer.h
index 1728328161..9cc2c953a9 100644
--- a/cfg-mplayer.h
+++ b/cfg-mplayer.h
@@ -207,6 +207,7 @@ const m_option_t mplayer_opts[]={
 	{"stop_xscreensaver", "Use -stop-xscreensaver instead, options with _ have been obsoleted.\n", CONF_TYPE_PRINT, 0, 0, 0, NULL},
 	{"fstype", &vo_fstype_list, CONF_TYPE_STRING_LIST, 0, 0, 0, NULL},
 #endif
+	{"heartbeat-cmd", &heartbeat_cmd, CONF_TYPE_STRING, 0, 0, 0, NULL},
 	{"mouseinput", &vo_nomouse_input, CONF_TYPE_FLAG, 0, 1, 0, NULL},
 	{"nomouseinput", &vo_nomouse_input, CONF_TYPE_FLAG,0, 0, 1, NULL},
 
diff --git a/mplayer.c b/mplayer.c
index f4607330ec..6fb986a1a7 100644
--- a/mplayer.c
+++ b/mplayer.c
@@ -89,6 +89,8 @@ int enable_mouse_movements=0;
 char * proc_priority=NULL;
 #endif
 
+char *heartbeat_cmd;
+
 #define ROUND(x) ((int)((x)<0 ? (x)-0.5 : (x)+0.5))
 
 #ifdef HAVE_RTC
@@ -3442,6 +3444,14 @@ if(!mpctx->sh_video) {
 	xscreensaver_heartbeat();
     }
 #endif
+    if (heartbeat_cmd) {
+        static unsigned last_heartbeat;
+        unsigned now = GetTimerMS();
+        if (now - last_heartbeat > 30000) {
+            last_heartbeat = now;
+            system(heartbeat_cmd);
+        }
+    }
 
     frame_time_remaining = sleep_until_update(&time_frame, &aq_sleep_time);