sl@0: // Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #include "devvideobase.h"
sl@0: #include "devvideoconstants.h"
sl@0: 
sl@0: //Include the following headers here just to check they can be compiled OK. 
sl@0: #include "Mpeg4Visual.h"
sl@0: #include "AVC.h"
sl@0: #include "H263.h"
sl@0: #include "vc1.h"
sl@0: #include "on2vp6.h"
sl@0: #include "sorensonspark.h"
sl@0: 
sl@0: EXPORT_C CCompressedVideoFormat* CCompressedVideoFormat::NewL(const TDesC8& aMimeType,const TDesC8& aOptionalData)
sl@0: 	{
sl@0: 	CCompressedVideoFormat* s = new(ELeave) CCompressedVideoFormat;
sl@0: 	CleanupStack::PushL(s);
sl@0: 	s->ConstructL(aMimeType, aOptionalData);
sl@0: 	CleanupStack::Pop(s);
sl@0: 	return s;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CCompressedVideoFormat* CCompressedVideoFormat::NewL(const CCompressedVideoFormat& aFormat)
sl@0: 	{
sl@0: 	CCompressedVideoFormat* s = new(ELeave) CCompressedVideoFormat;
sl@0: 	CleanupStack::PushL(s);
sl@0: 	s->ConstructL(aFormat.MimeType(), aFormat.OptionalData());
sl@0: 	CleanupStack::Pop(s);
sl@0: 	return s;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CCompressedVideoFormat::~CCompressedVideoFormat()
sl@0: 	{
sl@0: 	delete iMimeType;
sl@0: 	delete iOptionalData;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C const TDesC8& CCompressedVideoFormat::MimeType() const
sl@0: 	{
sl@0: 	return *iMimeType;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C const TDesC8& CCompressedVideoFormat::OptionalData() const
sl@0: 	{
sl@0: 	return *iOptionalData;
sl@0: 	}
sl@0: 
sl@0: CCompressedVideoFormat::CCompressedVideoFormat()
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CCompressedVideoFormat::ConstructL(const TDesC8& aMimeType, const TDesC8& aOptionalData)
sl@0: 	{
sl@0: 	iMimeType = aMimeType.AllocL();
sl@0: 	iOptionalData = aOptionalData.AllocL();
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TBool CCompressedVideoFormat::operator==(const CCompressedVideoFormat& aOther) const
sl@0: 	{
sl@0: 	TBool retval = EFalse;
sl@0: 	// only test optionalData if aOther has an optional data of length > 0.  Need a
sl@0: 	// check like this for performing matches on mimetype only.
sl@0: 	if (aOther.OptionalData().Length() > 0)
sl@0: 		retval = ((aOther.MimeType().CompareF(*iMimeType) == 0) && (aOther.OptionalData().CompareF(*iOptionalData) == 0));
sl@0: 	else
sl@0: 		retval = ((aOther.MimeType().CompareF(*iMimeType) == 0));
sl@0: 	return retval;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: 
sl@0: EXPORT_C CSystemClockSource* CSystemClockSource::NewL()
sl@0: 	{
sl@0: 	CSystemClockSource* s = new(ELeave) CSystemClockSource;
sl@0: 	CleanupStack::PushL(s);
sl@0: 	s->ConstructL();
sl@0: 	CleanupStack::Pop(s);
sl@0: 	return s;
sl@0: 	}
sl@0: 
sl@0: CSystemClockSource::CSystemClockSource()
sl@0: 	{
sl@0: 	iStartTime.UniversalTime();
sl@0: 	iTimeSuspended = 0;
sl@0: 	}
sl@0: 
sl@0: void CSystemClockSource::ConstructL()
sl@0: 	{
sl@0: 	User::LeaveIfError(iCriticalSection.CreateLocal());
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CSystemClockSource::~CSystemClockSource()
sl@0: 	{
sl@0: 	iCriticalSection.Close();
sl@0: 	}
sl@0: 
sl@0: TAny* CSystemClockSource::CustomInterface(TUid /*aInterface*/)
sl@0: 	{
sl@0: 	return NULL;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void CSystemClockSource::Reset()
sl@0: 	{
sl@0: 	iCriticalSection.Wait();
sl@0: 	iStartTime.UniversalTime();
sl@0: 	iOffset = 0;
sl@0: 	iTimeSuspended = 0;
sl@0: 	iCriticalSection.Signal();
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void CSystemClockSource::Reset(const TTimeIntervalMicroSeconds& aOffset)
sl@0: 	{
sl@0: 	iCriticalSection.Wait();
sl@0: 	iStartTime.UniversalTime();
sl@0: 	iOffset = aOffset;
sl@0: 	iTimeSuspended = 0;
sl@0: 	iCriticalSection.Signal();
sl@0: 	}
sl@0: 
sl@0: TTimeIntervalMicroSeconds CSystemClockSource::Time()
sl@0: 	{
sl@0: 	iCriticalSection.Wait();
sl@0: 	TTimeIntervalMicroSeconds elapsed(0);
sl@0: 	if (!iSuspended)
sl@0: 		{
sl@0: 		iCurrentTime.UniversalTime();
sl@0: 		elapsed = iCurrentTime.MicroSecondsFrom(iStartTime);
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		// If we're currently suspended, current time == time when we were suspended
sl@0: 		elapsed = iTimeWhenSuspended.MicroSecondsFrom(iStartTime);
sl@0: 		}
sl@0: 
sl@0: 	// Perceived elapsed time == true elapsed + offset - time spent suspended
sl@0: 	TInt64 time = elapsed.Int64() + iOffset.Int64() - iTimeSuspended.Int64();
sl@0: 	iCriticalSection.Signal();
sl@0: 	return time;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void CSystemClockSource::Suspend()
sl@0: 	{
sl@0: 	__ASSERT_DEBUG(!iSuspended, DevVideoPanic(EDevVideoPanicPreConditionViolation));
sl@0: 	iCriticalSection.Wait();
sl@0: 	iTimeWhenSuspended.UniversalTime();
sl@0: 	iSuspended = ETrue;
sl@0: 	iCriticalSection.Signal();
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void CSystemClockSource::Resume()
sl@0: 	{
sl@0: 	__ASSERT_DEBUG(iSuspended, DevVideoPanic(EDevVideoPanicPreConditionViolation));
sl@0: 	iCriticalSection.Wait();
sl@0: 	iSuspended = EFalse;
sl@0: 	iCurrentTime.UniversalTime();
sl@0: 	iTimeSuspended = iTimeSuspended.Int64() + iCurrentTime.MicroSecondsFrom(iTimeWhenSuspended).Int64();
sl@0: 	iCriticalSection.Signal();
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C CMMFClockSourcePeriodicUtility* CMMFClockSourcePeriodicUtility::NewL(MMMFClockSource& aClockSource, MMMFClockSourcePeriodicUtilityObserver& aObserver)
sl@0: 	{
sl@0: 	CMMFClockSourcePeriodicUtility* s = new(ELeave) CMMFClockSourcePeriodicUtility(aClockSource, aObserver);
sl@0: 	CleanupStack::PushL(s);
sl@0: 	s->ConstructL();
sl@0: 	CleanupStack::Pop(s);
sl@0: 	return s;
sl@0: 	}
sl@0: 
sl@0: CMMFClockSourcePeriodicUtility::CMMFClockSourcePeriodicUtility(MMMFClockSource& aClockSource, MMMFClockSourcePeriodicUtilityObserver& aObserver) :
sl@0: 	iClockSource(aClockSource),
sl@0: 	iObserver(aObserver)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CMMFClockSourcePeriodicUtility::ConstructL()
sl@0: 	{
sl@0: 	iTimer = CPeriodic::NewL(EPriorityNormal);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void CMMFClockSourcePeriodicUtility::Start(TTimeIntervalMicroSeconds32 aPeriod)
sl@0: 	{
sl@0: 	TCallBack callback(CMMFClockSourcePeriodicUtility::Callback, this);
sl@0: 	iTimer->Start(aPeriod, aPeriod, callback);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void CMMFClockSourcePeriodicUtility::Stop()
sl@0: 	{
sl@0: 	iTimer->Cancel();
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CMMFClockSourcePeriodicUtility::~CMMFClockSourcePeriodicUtility()
sl@0: 	{
sl@0: 	delete iTimer;
sl@0: 	}
sl@0: 
sl@0: TInt CMMFClockSourcePeriodicUtility::Callback(TAny* aAny)
sl@0: 	{
sl@0: 	CMMFClockSourcePeriodicUtility* me = reinterpret_cast<CMMFClockSourcePeriodicUtility*>(aAny);
sl@0: 	me->DoCallback();
sl@0: 	return KErrNone;
sl@0: 	}
sl@0: 
sl@0: void CMMFClockSourcePeriodicUtility::DoCallback()
sl@0: 	{
sl@0: 	iObserver.MmcspuoTick(iClockSource.Time());
sl@0: 	}
sl@0: 
sl@0: