Created by the British Broadcasting Corporation.
00001 /* ***** BEGIN LICENSE BLOCK ***** 00002 * 00003 * $Id: picture.h,v 1.4 2008/08/14 00:51:08 asuraparaju Exp $ $Name: Dirac_1_0_2 $ 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 _PICTURE_H_ 00039 #define _PICTURE_H_ 00040 00041 #include <libdirac_common/common.h> 00042 #include <libdirac_common/wavelet_utils.h> 00043 00044 namespace dirac 00045 { 00047 00051 class Picture 00052 { 00053 00054 public: 00055 00057 00060 Picture( const PictureParams& pp ); 00061 00063 Picture(const Picture& cpy); 00064 00066 virtual ~Picture(); 00067 00069 Picture& operator=( const Picture& rhs ); 00070 00072 00075 void Fill(ValueType val ); 00076 00077 //gets and sets 00079 PictureParams& GetPparams() const {return m_pparams;} 00080 00082 void SetPictureSort( const PictureSort ps ){m_pparams.SetPicSort( ps ); } 00083 00085 void SetPictureType( const PictureType ftype ){m_pparams.SetPictureType( ftype ); } 00086 00088 void SetReferenceType( const ReferenceType rtype ){m_pparams.SetReferenceType( rtype ); } 00089 00091 void ReconfigPicture( const PictureParams &pp ); 00092 00094 PicArray& Data(CompSort cs){return *m_pic_data[(int) cs];} 00095 00097 const PicArray& Data(CompSort cs) const{return *m_pic_data[(int) cs];} 00098 00100 PicArray& UpData(CompSort cs); 00101 00103 const PicArray& UpData(CompSort cs) const; 00104 00106 const CoeffArray& WltData( CompSort c ) const { return m_wlt_data[(int) c]; } 00107 00109 CoeffArray& WltData( CompSort c ) { return m_wlt_data[(int) c]; } 00110 00112 void InitWltData( const int transform_depth ); 00113 00115 00118 void Clip(); 00119 00121 00124 void ClipUpData(); 00125 00126 protected: 00127 mutable PictureParams m_pparams; 00128 PicArray* m_pic_data[3];//the picture data 00129 mutable PicArray* m_up_pic_data[3];//upconverted data. Mutable because we 00130 //create them on the fly even in const 00131 //functions. 00132 00133 CoeffArray m_wlt_data[3];// the wavelet coefficient data 00134 00136 virtual void Init(); 00137 00139 virtual void ClearData(); 00140 00142 void ClipComponent(PicArray& pic_data, CompSort cs) const; 00143 00144 }; 00145 00146 } // namespace dirac 00147 00148 00149 #endif
© 2004 British Broadcasting Corporation.
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