frame.h

/* ***** BEGIN LICENSE BLOCK *****
*
* $Id: frame.h,v 1.2 2005/01/30 05:11:40 gabest Exp $ $Name:  $
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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* Version 1.1 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
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* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
* the specific language governing rights and limitations under the License.
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* The Original Code is BBC Research and Development code.
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* The Initial Developer of the Original Code is the British Broadcasting
* Corporation.
* Portions created by the Initial Developer are Copyright (C) 2004.
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* Contributor(s): Thomas Davies (Original Author)
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* Public License Version 2.1 (the "LGPL"), in which case the provisions of
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#ifndef _FRAME_H_
#define _FRAME_H_

#include <libdirac_common/common.h>

namespace dirac
{

    class Frame
    {

    public:


        Frame( const FrameParams& fp );

        Frame(const Frame& cpy);

        virtual ~Frame();

        Frame& operator=( const Frame& rhs );

        //gets and sets
        const FrameParams& GetFparams() const {return m_fparams;}

        void SetFrameSort( const FrameSort fs ){m_fparams.SetFSort( fs ); }

        PicArray& Ydata() {return *m_Y_data;}

        PicArray& Udata() {return *m_U_data;}

        PicArray& Vdata() {return *m_V_data;}

        const PicArray& Ydata() const {return *m_Y_data;}

        const PicArray& Udata() const {return *m_U_data;}

        const PicArray& Vdata() const {return *m_V_data;}

        PicArray& Data(CompSort cs);

        const PicArray& Data(CompSort cs) const;    

        PicArray& UpYdata();

        PicArray& UpUdata();

        PicArray& UpVdata();

        PicArray& UpData(CompSort cs);

        const PicArray& UpYdata() const;

        const PicArray& UpUdata() const;

        const PicArray& UpVdata() const;

        const PicArray& UpData(CompSort cs) const;


        void Clip();

    private:
        FrameParams m_fparams;
        PicArray* m_Y_data;//the 
        PicArray* m_U_data;//component
        PicArray* m_V_data;//data
        mutable PicArray* m_upY_data;//upconverted data. Mutable because we
        mutable PicArray* m_upU_data;//create them on the fly even in const
        mutable PicArray* m_upV_data;//functions.

        void Init();

        void ClearData();

        void ClipComponent(PicArray& pic_data);    
    };

} // namespace dirac


#endif

---