imagingmodules/jp2kcodec/Inc/JP2KImageUtils.h
changeset 0 469c91dae73b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/imagingmodules/jp2kcodec/Inc/JP2KImageUtils.h	Thu Dec 17 09:22:31 2009 +0200
@@ -0,0 +1,111 @@
+/*
+* 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_H__
+#define __JP2KIMAGEUTILS_H__
+
+//  INCLUDES
+#include <e32std.h>
+#include <e32base.h>
+
+// CONSTANTS
+
+// MACROS
+
+// DATA TYPES
+
+// FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+
+// TEMPLATE DECLARATION
+
+/**
+*  Basic reading utility class.
+*  Utility class with methods for standard 
+*  reading stuff from a TUint8* string. 
+*
+ * JP2KCodec.dll
+ * @since 2.6
+*/
+class PtrReadUtil
+    {
+    public:  // Constructors and destructor
+        
+    public: // New functions
+        
+        /**
+        * Reads big endian value from given buffer.
+        * @since 2.6
+        * @param aPtr: Pointer to buffer
+        * @TUint16: Read value.
+        */
+        static TUint16 ReadBigEndianUint16( const TUint8* aPtr );
+
+        /**
+        * Reads big endian value from given buffer.
+        * @since 2.6
+        * @param aPtr: Pointer to buffer
+        * @TUint32: Read value.
+        */
+        static TUint32 ReadBigEndianUint32( const TUint8* aPtr );
+
+        /**
+        * Reads big endian value from given buffer and increments pointer.
+        * @since 2.6
+        * @param aPtr: Pointer to buffer
+        * @TUint16: Read value.
+        */
+        static TUint16 ReadBigEndianUint16Inc( const TUint8*& aPtr );
+
+        /**
+        * Reads big endian value from given buffer and increments pointer.
+        * @since 2.6
+        * @param aPtr: Pointer to buffer
+        * @TUint32: Read value.
+        */
+        static TUint32 ReadBigEndianUint32Inc( const TUint8*& aPtr );
+
+    public: // Functions from base classes
+        
+    protected:  // New functions
+
+    protected:  // Functions from base classes
+        
+    private:
+
+    public:     // Data
+    
+    protected:  // Data
+
+    private:    // Data
+
+    public:     // Friend classes
+
+    protected:  // Friend classes
+    
+    private:    // Friend classes
+    
+    };
+
+#include "JP2KImageUtils.inl"
+
+#endif  // __JP2KIMAGEUTILS_H__
+
+
+