/*

* Copyright (c) 2003, 2004 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:  Basic utilities to handle conversion and object safe deletion.

*

*/

#ifndef __JP2KIMAGEUTILS_INL__

#define __JP2KIMAGEUTILS_INL__

// ============================ MEMBER FUNCTIONS ===============================

// -----------------------------------------------------------------------------

// PtrReadUtil::ReadBigEndianUint16

// Reads big endian value from given buffer.

// (other items were commented in a header).

// -----------------------------------------------------------------------------

//

inline TUint16 PtrReadUtil::ReadBigEndianUint16( const TUint8* aPtr )

    {

    return TUint16( ( aPtr[0] << 8 ) | aPtr[1] );

    }

// -----------------------------------------------------------------------------

// PtrReadUtil::ReadBigEndianUint32

// Reads big endian value from given buffer.

// (other items were commented in a header).

// -----------------------------------------------------------------------------

//

inline TUint32 PtrReadUtil::ReadBigEndianUint32( const TUint8* aPtr )

    {

    return TUint32( ( aPtr[0] << 24 ) | ( aPtr[1] << 16 ) | ( aPtr[2] << 8 ) | aPtr[3] );

    }

// -----------------------------------------------------------------------------

// PtrReadUtil::ReadBigEndianUint16Inc

// Reads big endian value from given buffer and increments pointer.

// (other items were commented in a header).

// -----------------------------------------------------------------------------

//

inline TUint16 PtrReadUtil::ReadBigEndianUint16Inc( const TUint8*& aPtr )

    {

    TUint16 result = ReadBigEndianUint16( aPtr );

    aPtr += 2;

    return result;

    }

// -----------------------------------------------------------------------------

// PtrReadUtil::ReadBigEndianUint32Inc

// Reads big endian value from given buffer and increments pointer.

// (other items were commented in a header).

// -----------------------------------------------------------------------------

//

inline TUint32 PtrReadUtil::ReadBigEndianUint32Inc( const TUint8*& aPtr )

    {

    TUint32 result = ReadBigEndianUint32( aPtr );

    aPtr += 4;

    return result;

    }

#endif