# Dirac - A Video Codec

Created by the British Broadcasting Corporation.

# frame.h

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    00001 /* ***** BEGIN LICENSE BLOCK *****
    00002 *
    00003 * $Id: frame.h,v 1.11 2006/06/05 14:53:26 asuraparaju Exp $ $Name: Dirac_0_7_0 $
    00004 *
    00005 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
    00006 *
    00007 * The contents of this file are subject to the Mozilla Public License
    00008 * Version 1.1 (the "License"); you may not use this file except in compliance
    00009 * with the License. You may obtain a copy of the License at
    00010 * http://www.mozilla.org/MPL/
    00011 *
    00012 * Software distributed under the License is distributed on an "AS IS" basis,
    00013 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
    00014 * the specific language governing rights and limitations under the License.
    00015 *
    00016 * The Original Code is BBC Research and Development code.
    00017 *
    00018 * The Initial Developer of the Original Code is the British Broadcasting
    00019 * Corporation.
    00020 * Portions created by the Initial Developer are Copyright (C) 2004.
    00021 * All Rights Reserved.
    00022 *
    00023 * Contributor(s): Thomas Davies (Original Author)
    00024 *
    00025 * Alternatively, the contents of this file may be used under the terms of
    00026 * the GNU General Public License Version 2 (the "GPL"), or the GNU Lesser
    00027 * Public License Version 2.1 (the "LGPL"), in which case the provisions of
    00028 * the GPL or the LGPL are applicable instead of those above. If you wish to
    00029 * allow use of your version of this file only under the terms of the either
    00030 * the GPL or LGPL and not to allow others to use your version of this file
    00031 * under the MPL, indicate your decision by deleting the provisions above
    00032 * and replace them with the notice and other provisions required by the GPL
    00033 * or LGPL. If you do not delete the provisions above, a recipient may use
    00034 * your version of this file under the terms of any one of the MPL, the GPL
    00035 * or the LGPL.
    00036 * ***** END LICENSE BLOCK ***** */
    00037
    00038 #ifndef _FRAME_H_
    00039 #define _FRAME_H_
    00040
    00041 #include <libdirac_common/common.h>
    00042
    00043 namespace dirac
    00044 {
    00046
    00050     class Frame
    00051     {
    00052
    00053     public:
    00054
    00056
    00059         Frame( const FrameParams& fp );
    00060
    00062         Frame(const Frame& cpy);
    00063
    00065         virtual ~Frame();
    00066
    00068         Frame& operator=( const Frame& rhs );
    00069
    00070         //gets and sets
    00072         FrameParams& GetFparams() const  {return m_fparams;}
    00073
    00075         void SetFrameSort( const FrameSort fs ){m_fparams.SetFSort( fs ); }
    00076
    00078         void SetFrameType( const FrameType ftype ){m_fparams.SetFrameType( ftype ); }
    00079
    00081         void SetReferenceType( const ReferenceType rtype ){m_fparams.SetReferenceType( rtype ); }
    00082
    00084         void ReconfigFrame( const FrameParams &fp );
    00085
    00087         PicArray& Ydata() {return *m_Y_data;}
    00088
    00090         PicArray& Udata() {return *m_U_data;}
    00091
    00093         PicArray& Vdata() {return *m_V_data;}
    00094
    00096         const PicArray& Ydata() const {return *m_Y_data;}
    00097
    00099         const PicArray& Udata() const {return *m_U_data;}
    00100
    00102         const PicArray& Vdata() const {return *m_V_data;}
    00103
    00105         PicArray& Data(CompSort cs);
    00106
    00108         const PicArray& Data(CompSort cs) const;
    00109
    00111         PicArray& UpYdata();
    00112
    00114         PicArray& UpUdata();
    00115
    00117         PicArray& UpVdata();
    00118
    00120         PicArray& UpData(CompSort cs);
    00121
    00123         const PicArray& UpYdata() const;
    00124
    00126         const PicArray& UpUdata() const;
    00127
    00129         const PicArray& UpVdata() const;
    00130
    00132         const PicArray& UpData(CompSort cs) const;
    00133
    00135
    00138         void Clip();
    00139
    00141
    00144         void ClipUpData();
    00145
    00146     private:
    00147         mutable FrameParams m_fparams;
    00148         PicArray* m_Y_data;//the
    00149         PicArray* m_U_data;//component
    00150         PicArray* m_V_data;//data
    00151         mutable PicArray* m_upY_data;//upconverted data. Mutable because we
    00152         mutable PicArray* m_upU_data;//create them on the fly even in const
    00153         mutable PicArray* m_upV_data;//functions.
    00154
    00156         void Init();
    00157
    00159         void ClearData();
    00160
    00162         void ClipComponent(PicArray& pic_data) const;
    00163
    00165         mutable bool m_redo_upYdata;
    00166         mutable bool m_redo_upUdata;
    00167         mutable bool m_redo_upVdata;
    00168     };
    00169
    00170 } // namespace dirac
    00171
    00172
    00173 #endif

© 2004 British Broadcasting Corporation. Dirac code licensed under the Mozilla Public License (MPL) Version 1.1.
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