--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/devsound/devsoundrefplugin/tsrc/swcdwrap/TSU_MMF_SWCDWRAP_PlayHwDevObserver.cpp	Fri Oct 08 19:40:43 2010 +0100
@@ -0,0 +1,220 @@
+// Copyright (c) 2003-2009 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:
+//
+
+// Test system includes
+#include "TSU_MMF_SWCDWRAP_PlayHwDevObserver.h"
+
+CTestPlayMMFHwDeviceObserver::CTestPlayMMFHwDeviceObserver(CMMFHwDevice* aHwDevice) : CTestMMFHwDeviceObserver(aHwDevice)
+	{
+	iStopActiveSchedulerOnStop = ETrue;
+	iCallPauseAndResumeAfterSendingLastBuffer = EFalse;
+	}
+
+CTestPlayMMFHwDeviceObserver::~CTestPlayMMFHwDeviceObserver()
+	{
+	iSourceFile.Close();
+	delete iDataBuffer;
+	delete iFileReader;
+	}
+
+
+TInt CTestPlayMMFHwDeviceObserver::FillBufferFromFileSync(const TDesC& aFileName, TUint aBufferSize)
+	{
+	TInt error = KErrNone;
+	iStopped = EFalse;
+
+	if (!iFileServerSession.Handle())
+		{//open a handle to the file server
+		error = iFileServerSession.Connect();
+		}
+
+	if (!error)
+		{//have a file server session so open file
+		error = iSourceFile.Open(iFileServerSession, aFileName, EFileRead);
+		}
+	
+	if (!error)
+		{//create buffer to store source data
+		if (iDataBuffer) 
+			{
+			delete iDataBuffer;
+			iDataBuffer = NULL;
+			}
+		TRAP(error, iDataBuffer = HBufC8::NewL(aBufferSize));
+		}
+
+	if (!error)
+		{//read file into the source buffer
+		TPtr8 dataBufferDes(const_cast<TUint8*>(iDataBuffer->Ptr()), aBufferSize);
+		iSourceFile.Read(dataBufferDes);
+		iAsyncMode = EFalse;
+		}
+
+	return error; 
+	}
+
+
+TInt CTestPlayMMFHwDeviceObserver::ReadBufferDirectFromFileAsync(const TDesC& aFileName, TUint aNumberOfBuffers)
+	{
+	TInt error = KErrNone;
+	iStopped = EFalse;
+
+	if (!iFileServerSession.Handle())
+		{//open a handle to the file server
+		error = iFileServerSession.Connect();
+		}
+
+	if (!error)
+		{//have a file server session so open file
+		error = iSourceFile.Open(iFileServerSession, aFileName, EFileRead);
+		}
+
+	if (!error)
+		{
+		if (!iFileReader)
+			TRAP(error,iFileReader = new(ELeave) CTestFileReader(iSourceFile, this));
+		}
+
+	if (!error)
+		{
+		iNumberOfBuffers = aNumberOfBuffers;
+		iAsyncMode = ETrue;
+		}
+	
+	return error; 
+	}
+
+
+TInt CTestPlayMMFHwDeviceObserver::FillThisHwBuffer(CMMFBuffer& aHwDataBuffer)
+	{
+	//called on playing when buffer needs to be filled with data to play
+	TInt error = KErrNone;
+	iCurrentBufferNumber++; //first buffer is buffer #1
+	iCurrentHwDeviceDataBuffer = &(static_cast<CMMFDataBuffer&>(aHwDataBuffer));
+
+	if (iAsyncMode)
+		error = FillThisHwBufferFromFile(*iCurrentHwDeviceDataBuffer);
+	else 
+		error = FillThisHwBufferFromDes(*iCurrentHwDeviceDataBuffer);
+	if (!iError) 
+		iError = error; //log error in observer error
+	return error;
+	}
+
+
+TInt CTestPlayMMFHwDeviceObserver::FillThisHwBufferFromDes(CMMFDataBuffer& aHwDataBuffer)
+	{
+	CMMFDataBuffer* dataBuffer = static_cast<CMMFDataBuffer*>(&aHwDataBuffer);
+
+	TUint bufferSize = 0;
+	if (dataBuffer->RequestSize())
+		bufferSize = dataBuffer->RequestSize();
+	else bufferSize = dataBuffer->Data().MaxLength();
+
+	TUint sourceDataLength = static_cast<TUint>(iDataBuffer->Des().MaxLength());
+
+	if (iBufferPosition < sourceDataLength)
+		{
+		if ((sourceDataLength - iBufferPosition) <= bufferSize)
+			{//reached end of data
+			bufferSize = (sourceDataLength - iBufferPosition); 
+			dataBuffer->SetLastBuffer(ETrue);
+			}
+		dataBuffer->Data().Copy((iDataBuffer->Ptr()+iBufferPosition), bufferSize);
+		iBufferPosition+=bufferSize;
+		}
+	else
+		{//have exceeded length of data
+		dataBuffer->SetLastBuffer(ETrue);
+		}
+
+	return iHwDevice->ThisHwBufferFilled(*dataBuffer);
+	}
+
+
+TInt CTestPlayMMFHwDeviceObserver::FillThisHwBufferFromFile(CMMFDataBuffer& aHwDataBuffer)
+	{
+	return iFileReader->Read(aHwDataBuffer);
+	}
+
+
+void CTestPlayMMFHwDeviceObserver::FileReadComplete(TInt aError)
+	{
+	if (aError == KErrNone)
+		{
+		if (iCurrentBufferNumber >= iNumberOfBuffers)
+			{
+			iCurrentHwDeviceDataBuffer->SetLastBuffer(ETrue);
+			}
+		if (iCurrentHwDeviceDataBuffer->BufferSize()
+			< static_cast<TUint>(iCurrentHwDeviceDataBuffer->Data().MaxLength()))
+			{//EOF
+			iCurrentHwDeviceDataBuffer->SetLastBuffer(ETrue);
+			}
+		TInt error = iHwDevice->ThisHwBufferFilled(*iCurrentHwDeviceDataBuffer);
+		if (iCallPauseAndResumeAfterSendingLastBuffer&&iCurrentHwDeviceDataBuffer->LastBuffer())
+			{
+			TInt err = iHwDevice->Pause();
+			iCallPauseAndResumeAfterSendingLastBuffer = EFalse;//only call pause once
+			if (!err)//resume
+				err = iHwDevice->Start(EDevDecode, EDevOutFlow);		
+			if (!error)//note could potentialy have 2 errors here err & error
+				error = err; //if so swallow the second error err and keep first
+			}
+		if (!iError) 
+			iError = error; //log error in observer error
+		}
+	else
+		{
+		iError = aError;
+		}
+	}
+
+
+void CTestPlayMMFHwDeviceObserver::Stopped()
+	{
+	if (iStopActiveSchedulerOnStop)
+		{
+		StopActiveScheduler();
+		}
+	iStopped = ETrue;
+	}
+
+
+RFile& CTestPlayMMFHwDeviceObserver::ReadFile()
+	{
+	return iSourceFile;
+	}
+
+void CTestPlayMMFHwDeviceObserver::CancelFileRead()
+	{
+	iFileReader->Cancel();
+	}
+
+TBool CTestPlayMMFHwDeviceObserver::IsStopped()
+	{
+	return iStopped;
+	}
+
+void CTestPlayMMFHwDeviceObserver::StopActiveSchedulerOnStop(TBool aStopActiveSchedulerOnStop)
+	{
+	iStopActiveSchedulerOnStop = aStopActiveSchedulerOnStop;
+	}
+
+void CTestPlayMMFHwDeviceObserver::CallPauseAndResumeAfterSendingLastBuffer()
+	{
+	iCallPauseAndResumeAfterSendingLastBuffer = ETrue;
+	}
+