1 files changed, 308 insertions, 0 deletions
diff --git a/kopete/plugins/motionautoaway/motionawayplugin.cpp b/kopete/plugins/motionautoaway/motionawayplugin.cpp
new file mode 100644
index 00000000..d534a186
--- /dev/null
+++ b/kopete/plugins/motionautoaway/motionawayplugin.cpp
@@ -0,0 +1,308 @@
+/*
+    motionawayplugin.cpp
+
+    Kopete Motion Detector Auto-Away plugin
+
+    Copyright (c) 2002 by Duncan Mac-Vicar Prett   <duncan@kde.org>
+
+    Contains code from motion.c ( Detect changes in a video stream )
+    Copyright 2000 by Jeroen Vreeken (pe1rxq@amsat.org)
+    Distributed under the GNU public license version 2
+    See also the file 'COPYING.motion'
+
+    Kopete    (c) 2002 by the Kopete developers  <kopete-devel@kde.org>
+
+    *************************************************************************
+    *                                                                       *
+    * This program 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 2 of the License, or     *
+    * (at your option) any later version.                                   *
+    *                                                                       *
+    *************************************************************************
+*/
+
+#include "config.h"
+
+#include "motionawayplugin.h"
+
+#include <fcntl.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/ioctl.h>
+#include <sys/poll.h>
+#include <sys/types.h>
+#include <time.h>
+#include <unistd.h>
+
+#include <qtimer.h>
+
+#include <kconfig.h>
+#include <kdebug.h>
+#include <kgenericfactory.h>
+
+#include "kopeteaccountmanager.h"
+#include "kopeteaway.h"
+/* The following is a hack:
+ * e.g. Mandrake 9.x ships with a patched
+ * kernel which doesn't define this 64 bit types (we need GNU C lib
+ * because we use long long and warning - gcc extensions.)
+ *
+ * This is caused by the !defined(__STRICT_ANSI__) check in
+ * /usr/include/asm/types.h
+ */
+#if !defined(__u64) && defined(__GNUC__)
+#if SIZEOF_UNSIGNED_LONG >= 8
+typedef unsigned long __u64;
+#else
+typedef unsigned long long __u64;
+#endif
+#endif
+
+#if !defined(__s64) && defined(__GNUC__)
+#if SIZEOF_LONG >= 8
+typedef signed long __s64;
+#else
+typedef __signed__ long long __s64;
+#endif
+#endif
+/*
+ * End hack
+ */
+
+#include <linux/version.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,50)
+#define _LINUX_TIME_H
+#endif
+#include <linux/videodev.h>
+
+#define DEF_WIDTH			352
+#define DEF_HEIGHT		288
+#define DEF_QUALITY		50
+#define DEF_CHANGES		5000
+
+#define DEF_POLL_INTERVAL 1500
+
+#define DEF_GAP			60*5 /* 5 minutes */
+
+#define NORM_DEFAULT		0
+#define IN_DEFAULT		8
+
+typedef KGenericFactory<MotionAwayPlugin> MotionAwayPluginFactory;
+K_EXPORT_COMPONENT_FACTORY( kopete_motionaway, MotionAwayPluginFactory( "kopete_motionaway" )  )
+
+MotionAwayPlugin::MotionAwayPlugin( QObject *parent, const char *name, const QStringList & /* args */ )
+: Kopete::Plugin( MotionAwayPluginFactory::instance(), parent, name )
+{
+	kdDebug(14305) << k_funcinfo << "Called." << endl;
+	/* This should be read from config someday may be */
+	m_width = DEF_WIDTH;
+	m_height = DEF_HEIGHT;
+	m_quality = DEF_QUALITY;
+	m_maxChanges = DEF_CHANGES;
+	m_gap = DEF_GAP;
+
+	/* We haven't took the first picture yet */
+	m_tookFirst = false;
+
+	m_captureTimer = new QTimer(this);
+	m_awayTimer = new QTimer(this);
+
+	connect( m_captureTimer, SIGNAL(timeout()), this, SLOT(slotCapture()) );
+	connect( m_awayTimer, SIGNAL(timeout()), this, SLOT(slotTimeout()) );
+
+	signal(SIGCHLD, SIG_IGN);
+
+	m_imageRef.resize( m_width * m_height * 3);
+	m_imageNew.resize( m_width * m_height * 3);
+	m_imageOld.resize( m_width * m_height * 3);
+	m_imageOut.resize( m_width * m_height * 3);
+
+
+	kdDebug(14305) << k_funcinfo << "Opening Video4Linux Device" << endl;
+
+	m_deviceHandler = open( videoDevice.latin1() , O_RDWR);
+
+	if (m_deviceHandler < 0)
+	{
+		kdDebug(14305) << k_funcinfo << "Can't open Video4Linux Device" << endl;
+	}
+	else
+	{
+        kdDebug(14305) << k_funcinfo << "Worked! Setting Capture timers!" << endl;
+		/* Capture first image, or we will get a alarm on start */
+		getImage (m_deviceHandler, m_imageRef, DEF_WIDTH, DEF_HEIGHT, IN_DEFAULT, NORM_DEFAULT,
+	    	VIDEO_PALETTE_RGB24);
+
+        /* We have the first image now */
+		m_tookFirst = true;
+		m_wentAway = false;
+
+		m_captureTimer->start( DEF_POLL_INTERVAL );
+		m_awayTimer->start( awayTimeout * 60 * 1000 );
+	}
+	loadSettings();
+	connect(this, SIGNAL(settingsChanged()), this, SLOT( loadSettings() ) );
+}
+
+MotionAwayPlugin::~MotionAwayPlugin()
+{
+    kdDebug(14305) << k_funcinfo << "Closing Video4Linux Device" << endl;
+	close (m_deviceHandler);
+	kdDebug(14305) << k_funcinfo << "Freeing memory" << endl;
+}
+
+void MotionAwayPlugin::loadSettings(){
+	KConfig *kconfig = KGlobal::config();
+	kconfig->setGroup("MotionAway Plugin");
+
+	awayTimeout = kconfig->readNumEntry("AwayTimeout", 1);
+	becomeAvailableWithActivity = kconfig->readBoolEntry("BecomeAvailableWithActivity", true);
+	videoDevice = kconfig->readEntry("VideoDevice", "/dev/video0");
+	m_awayTimer->changeInterval(awayTimeout * 60 * 1000);
+}
+
+int MotionAwayPlugin::getImage(int _dev, QByteArray &_image, int _width, int _height, int _input, int _norm,  int _fmt)
+{
+	struct video_capability vid_caps;
+	struct video_channel vid_chnl;
+	struct video_window vid_win;
+	struct pollfd video_fd;
+
+	// Just to avoid a warning
+	_fmt = 0;
+
+	if (ioctl (_dev, VIDIOCGCAP, &vid_caps) == -1)
+	{
+		perror ("ioctl (VIDIOCGCAP)");
+		return (-1);
+	}
+	/* Set channels and norms, NOT TESTED my philips cam doesn't have a
+	 * tuner. */
+	if (_input != IN_DEFAULT)
+	{
+		vid_chnl.channel = -1;
+		if (ioctl (_dev, VIDIOCGCHAN, &vid_chnl) == -1)
+		{
+			perror ("ioctl (VIDIOCGCHAN)");
+		}
+		else
+		{
+			vid_chnl.channel = _input;
+			vid_chnl.norm    = _norm;
+
+			if (ioctl (_dev, VIDIOCSCHAN, &vid_chnl) == -1)
+			{
+				perror ("ioctl (VIDIOCSCHAN)");
+				return (-1);
+			}
+		}
+	}
+	/* Set image size */
+	if (ioctl (_dev, VIDIOCGWIN, &vid_win) == -1)
+		return (-1);
+
+	vid_win.width=_width;
+	vid_win.height=_height;
+
+	if (ioctl (_dev, VIDIOCSWIN, &vid_win) == -1)
+		return (-1);
+
+	/* Check if data available on the video device */
+	video_fd.fd = _dev;
+	video_fd.events = 0;
+	video_fd.events |= POLLIN;
+	video_fd.revents = 0;
+
+	poll(&video_fd, 1, 0);
+
+	if (video_fd.revents & POLLIN) {
+		/* Read an image */
+		return read (_dev, _image.data() , _width * _height * 3);
+	} else {
+		return (-1);
+	}
+}
+
+void MotionAwayPlugin::slotCapture()
+{
+	/* Should go on forever... emphasis on 'should' */
+	if ( getImage ( m_deviceHandler, m_imageNew, m_width, m_height, IN_DEFAULT, NORM_DEFAULT,
+	    VIDEO_PALETTE_RGB24) == m_width * m_height *3 )
+	{
+	    int diffs = 0;
+        if ( m_tookFirst )
+		{
+			/* Make a differences picture in image_out */
+			for (int i=0; i< m_width * m_height * 3 ; i++)
+			{
+				m_imageOut[i]= m_imageOld[i]- m_imageNew[i];
+				if ((signed char)m_imageOut[i] > 32 || (signed char)m_imageOut[i] < -32)
+				{
+					m_imageOld[i] = m_imageNew[i];
+					diffs++;
+				}
+				else
+				{
+					m_imageOut[i] = 0;
+				}
+			}
+		}
+		else
+		{
+			/* First picture: new image is now the old */
+			for (int i=0; i< m_width * m_height * 3; i++)
+				m_imageOld[i] = m_imageNew[i];
+		}
+
+		/* The cat just walked in :) */
+		if (diffs > m_maxChanges)
+		{
+            kdDebug(14305) << k_funcinfo << "Motion Detected. [" << diffs << "] Reseting Timeout" << endl;
+
+			/* If we were away, now we are available again */
+			if ( becomeAvailableWithActivity && !Kopete::Away::globalAway() && m_wentAway)
+			{
+				slotActivity();
+			}
+
+			/* We reset the away timer */
+            m_awayTimer->stop();
+			m_awayTimer->start( awayTimeout * 60 * 1000 );
+		}
+
+		/* Old image slowly decays, this will make it even harder on
+			slow moving object to stay undetected */
+		/*
+		for (i=0; i<m_width*m_height*3; i++)
+		{
+			image_ref[i]=(image_ref[i]+image_new[i])/2;
+		}
+		*/
+	}
+	else
+	{
+		m_captureTimer->stop();
+	}
+}
+
+void MotionAwayPlugin::slotActivity()
+{
+	kdDebug(14305) << k_funcinfo << "User activity!, going available" << endl;
+	m_wentAway = false;
+	Kopete::AccountManager::self()->setAvailableAll();
+}
+
+void MotionAwayPlugin::slotTimeout()
+{
+	if(!Kopete::Away::globalAway() && !m_wentAway)
+	{
+		kdDebug(14305) << k_funcinfo << "Timeout and no user activity, going away" << endl;
+		m_wentAway = true;
+		Kopete::AccountManager::self()->setAwayAll();
+	}
+}
+
+#include "motionawayplugin.moc"
+// vim: set noet ts=4 sts=4 sw=4: