--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/khronosfws/openmax_al/src/mmf_adaptation/prefetchlevelupdatetimer.cpp	Mon Oct 04 00:51:56 2010 +0300
@@ -0,0 +1,198 @@
+/*
+ * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+ * All rights reserved.
+ * This component and the accompanying materials are made available
+ * under the terms of "Eclipse Public License v1.0"
+ * which accompanies this distribution, and is available
+ * at the URL "http://www.eclipse.org/legal/epl-v10.html".
+ *
+ * Initial Contributors:
+ * Nokia Corporation - initial contribution.
+ *
+ * Contributors:
+ *
+ * Description: Handles new position timer implementation 
+ *
+ */
+
+#include "prefetchlevelupdatetimer.h"
+#include <mdaaudiosampleplayer.h>
+#include <mdaaudiosampleplayer.h>
+#include <videoplayer2.h>
+#include <e32math.h>
+
+extern "C"
+{
+	#include "xaadaptationmmf.h"
+}
+
+#define RET_ERR_IF_ERR(s) if (s!=KErrNone) return s;
+#define RET_IF_ERR(s) if (s!=KErrNone) return;
+
+CPrefetchLevelUpdateTimer::CPrefetchLevelUpdateTimer(	CMdaAudioPlayerUtility* aAudioPlayer,
+        												CVideoPlayerUtility2* aVideoPlayer) :
+				    										CActive(CActive::EPriorityStandard), 
+															iAudioPlayer(aAudioPlayer),
+															iVideoPlayer(aVideoPlayer),
+															iNotifyIncrement(10),
+															iLastIncrement(0)
+{
+	CActiveScheduler::Add(this);
+}
+
+CPrefetchLevelUpdateTimer::~CPrefetchLevelUpdateTimer()
+{
+	Cancel();
+    iTimer.Close();
+}
+
+CPrefetchLevelUpdateTimer* CPrefetchLevelUpdateTimer::NewL(	CMdaAudioPlayerUtility* aAudioPlayer,
+        														CVideoPlayerUtility2* aVideoPlayer)
+{
+	CPrefetchLevelUpdateTimer* self = new (ELeave) CPrefetchLevelUpdateTimer(aAudioPlayer,aVideoPlayer);
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop(self);
+    return self;
+}
+
+void CPrefetchLevelUpdateTimer::ConstructL()
+{
+	User::LeaveIfError(iTimer.CreateLocal());
+}
+
+void CPrefetchLevelUpdateTimer::SetContext(TAny* aCtx)
+{
+	iCtx = aCtx;
+}
+
+void CPrefetchLevelUpdateTimer::SetCallbackEventMask(XAuint32 aMask)
+{
+	iCallbackEventMask = aMask;
+}
+
+void CPrefetchLevelUpdateTimer::SetPrefetchLevelUpdatePeriod(XAmillisecond aPos)
+{
+    iUpdatePeriod = TTimeIntervalMicroSeconds32(aPos * 1000);
+}
+
+void CPrefetchLevelUpdateTimer::SetUpdateIncrement(XApermille inc)
+{
+	if(0<=inc && inc<=1000)
+	{
+		iNotifyIncrement = inc / 10;
+	}
+}
+
+void CPrefetchLevelUpdateTimer::UseAudioPlayer()
+{
+	iPlayerToUse = static_cast<CBase*> (iAudioPlayer);
+}
+void CPrefetchLevelUpdateTimer::UseVideoPlayer()
+{
+	iPlayerToUse = static_cast<CBase*> (iVideoPlayer);
+}
+
+void CPrefetchLevelUpdateTimer::ResetPlayer()
+{
+    iPlayerToUse = NULL;
+}
+
+void CPrefetchLevelUpdateTimer::Start()
+{
+    if (IsActive())
+    {
+	    Cancel();
+	}
+
+	SendFillLevelChangeEvent(); //send a fill level change event (0%) right away 
+	iLastIncrement = 0;
+
+	
+	iStatus = KRequestPending;
+	iTimer.After(iStatus, iUpdatePeriod);
+	SetActive();
+}
+
+void CPrefetchLevelUpdateTimer::Stop()
+{
+    if (IsActive())
+    {
+		SendFillLevelChangeEvent(); //send a fill level change event (100%)
+	}
+
+	Cancel();
+	iLastIncrement = 0;
+}
+
+void CPrefetchLevelUpdateTimer::RunL()
+{
+    if ((iStatus == KErrNone) && iPlayerToUse)
+	{
+		TInt progress = 0;
+		if(GetLoadingProgress(progress) == KErrNone)
+		{
+			if(progress==100)
+			{
+				Stop();
+			}
+			else if(progress >= (iLastIncrement + iNotifyIncrement))
+			{
+				SendFillLevelChangeEvent();
+				iLastIncrement = progress - (progress % iNotifyIncrement);
+			}
+		}
+	}
+
+	iStatus = KRequestPending;
+    iTimer.After(iStatus, iUpdatePeriod);
+    SetActive();
+}
+
+void CPrefetchLevelUpdateTimer::DoCancel()
+{
+    iTimer.Cancel();
+}
+
+TInt CPrefetchLevelUpdateTimer::RunError(TInt aError)
+{
+    return aError;
+}
+
+TInt CPrefetchLevelUpdateTimer::GetLoadingProgress(TInt& progress)
+{
+    TInt err(KErrNone);
+    if (iPlayerToUse && (iPlayerToUse == iAudioPlayer))
+    {
+		//TRAP(err, iAudioPlayer->GetAudioLoadingProgressL(progress));
+        //always retrun 100 for audio
+        progress = 100;
+    }
+    else if (iPlayerToUse && (iPlayerToUse == iVideoPlayer))
+    {
+        TRAP(err, iVideoPlayer->GetVideoLoadingProgressL(progress));
+    }
+    else
+	{
+		err = KErrNotFound;
+    }
+
+    return err;
+}
+
+void CPrefetchLevelUpdateTimer::SendFillLevelChangeEvent()
+{
+	if(iCallbackEventMask & XA_PREFETCHEVENT_FILLLEVELCHANGE)
+	{		
+		//use callback to send progress
+		XAAdaptEvent xaevent =
+		{
+			XA_PREFETCHITFEVENTS, XA_PREFETCHEVENT_FILLLEVELCHANGE, 0, 0
+		};
+	
+		XAAdaptationBase_SendAdaptEvents((XAAdaptationBaseCtx*) iCtx, &xaevent);
+	}
+
+}
+	
+