OgreETCCodec.h

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/*
-----------------------------------------------------------------------------
This source file is part of OGRE
(Object-oriented Graphics Rendering Engine)
For the latest info, see http://www.ogre3d.org/

Copyright (c) 2000-2013 Torus Knot Software Ltd

Permission is hereby granted, free of charge, to any person obtaining a copy
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The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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*/
#ifndef __OgreETCCodec_H__
#define __OgreETCCodec_H__

#include "OgreImageCodec.h"

namespace Ogre {
    class _OgreExport ETCCodec : public ImageCodec
    {
    protected:
        String mType;
        
        void flipEndian(void * pData, size_t size, size_t count) const;
        void flipEndian(void * pData, size_t size) const;

        static ETCCodec* msPKMInstance;
        static ETCCodec* msKTXInstance;

    public:
        ETCCodec(const String &type);
        virtual ~ETCCodec() { }

        DataStreamPtr encode(MemoryDataStreamPtr& input, CodecDataPtr& pData) const;
        void encodeToFile(MemoryDataStreamPtr& input, const String& outFileName, CodecDataPtr& pData) const;
        DecodeResult decode(DataStreamPtr& input) const;
        String magicNumberToFileExt(const char *magicNumberPtr, size_t maxbytes) const;
        
        virtual String getType() const;        

        static void startup(void);
        static void shutdown(void);
    private:
        bool decodePKM(DataStreamPtr& input, DecodeResult& result) const;
        bool decodeKTX(DataStreamPtr& input, DecodeResult& result) const;

    };
} // namespace

#endif