source: SHVCSoftware/trunk/source/Lib/TLibDecoder/TDecCu.h @ 191

Last change on this file since 191 was 191, checked in by seregin, 12 years ago

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1/* The copyright in this software is being made available under the BSD
2 * License, included below. This software may be subject to other third party
3 * and contributor rights, including patent rights, and no such rights are
4 * granted under this license. 
5 *
6 * Copyright (c) 2010-2013, ITU/ISO/IEC
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions are met:
11 *
12 *  * Redistributions of source code must retain the above copyright notice,
13 *    this list of conditions and the following disclaimer.
14 *  * Redistributions in binary form must reproduce the above copyright notice,
15 *    this list of conditions and the following disclaimer in the documentation
16 *    and/or other materials provided with the distribution.
17 *  * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18 *    be used to endorse or promote products derived from this software without
19 *    specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34/** \file     TDecCu.h
35    \brief    CU decoder class (header)
36*/
37
38#ifndef __TDECCU__
39#define __TDECCU__
40
41#if _MSC_VER > 1000
42#pragma once
43#endif // _MSC_VER > 1000
44
45#include "TLibCommon/TComTrQuant.h"
46#include "TLibCommon/TComPrediction.h"
47#include "TDecEntropy.h"
48
49//! \ingroup TLibDecoder
50//! \{
51#if SVC_EXTENSION
52class TDecTop;
53#endif
54
55// ====================================================================================================================
56// Class definition
57// ====================================================================================================================
58
59/// CU decoder class
60class TDecCu
61{
62private:
63  UInt                m_uiMaxDepth;       ///< max. number of depth
64  TComYuv**           m_ppcYuvResi;       ///< array of residual buffer
65  TComYuv**           m_ppcYuvReco;       ///< array of prediction & reconstruction buffer
66  TComDataCU**        m_ppcCU;            ///< CU data array
67 
68  // access channel
69  TComTrQuant*        m_pcTrQuant;
70  TComPrediction*     m_pcPrediction;
71  TDecEntropy*        m_pcEntropyDecoder;
72
73  Bool                m_bDecodeDQP;
74#if SVC_EXTENSION
75  TDecTop**           m_ppcTDecTop;
76  UInt                m_layerId;   
77#endif
78 
79#if INTRA_BL
80  TComPicYuv*         m_pcPicYuvRecBase;       ///< reconstructed base layer
81#endif
82 
83public:
84  TDecCu();
85  virtual ~TDecCu();
86 
87  /// initialize access channels
88#if SVC_EXTENSION
89  Void  init                    ( TDecTop** ppcDecTop, TDecEntropy* pcEntropyDecoder, TComTrQuant* pcTrQuant, TComPrediction* pcPrediction, UInt layerId );
90#else
91  Void  init                    ( TDecEntropy* pcEntropyDecoder, TComTrQuant* pcTrQuant, TComPrediction* pcPrediction );
92#endif
93 
94  /// create internal buffers
95  Void  create                  ( UInt uiMaxDepth, UInt uiMaxWidth, UInt uiMaxHeight );
96 
97  /// destroy internal buffers
98  Void  destroy                 ();
99 
100  /// decode CU information
101  Void  decodeCU                ( TComDataCU* pcCU, UInt& ruiIsLast );
102 
103  /// reconstruct CU information
104  Void  decompressCU            ( TComDataCU* pcCU );
105 
106#if SVC_EXTENSION
107  TDecTop*   getLayerDec        ( UInt LayerId )  { return m_ppcTDecTop[LayerId]; }
108#if INTRA_BL
109  Void  setBaseRecPic           ( TComPicYuv* p ) { m_pcPicYuvRecBase = p; }
110#endif
111#endif
112protected:
113 
114  Void xDecodeCU                ( TComDataCU* pcCU,                       UInt uiAbsPartIdx, UInt uiDepth, UInt &ruiIsLast);
115  Void xFinishDecodeCU          ( TComDataCU* pcCU,                       UInt uiAbsPartIdx, UInt uiDepth, UInt &ruiIsLast);
116  Bool xDecodeSliceEnd          ( TComDataCU* pcCU,                       UInt uiAbsPartIdx, UInt uiDepth);
117  Void xDecompressCU            ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
118 
119  Void xReconInter              ( TComDataCU* pcCU, UInt uiDepth );
120 
121  Void  xReconIntraQT           ( TComDataCU* pcCU, UInt uiDepth );
122  Void  xIntraRecLumaBlk        ( TComDataCU* pcCU, UInt uiTrDepth, UInt uiAbsPartIdx, TComYuv* pcRecoYuv, TComYuv* pcPredYuv, TComYuv* pcResiYuv );
123  Void  xIntraRecChromaBlk      ( TComDataCU* pcCU, UInt uiTrDepth, UInt uiAbsPartIdx, TComYuv* pcRecoYuv, TComYuv* pcPredYuv, TComYuv* pcResiYuv, UInt uiChromaId );
124#if NO_RESIDUAL_FLAG_FOR_BLPRED
125  Void  xReconIntraBL           ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
126#endif
127 
128  Void  xReconPCM               ( TComDataCU* pcCU, UInt uiDepth );
129
130  Void xDecodeInterTexture      ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
131  Void xDecodePCMTexture        ( TComDataCU* pcCU, UInt uiPartIdx, Pel *piPCM, Pel* piReco, UInt uiStride, UInt uiWidth, UInt uiHeight, TextType ttText);
132 
133  Void xCopyToPic               ( TComDataCU* pcCU, TComPic* pcPic, UInt uiZorderIdx, UInt uiDepth );
134
135  Void  xIntraLumaRecQT         ( TComDataCU* pcCU, UInt uiTrDepth, UInt uiAbsPartIdx, TComYuv* pcRecoYuv, TComYuv* pcPredYuv, TComYuv* pcResiYuv );
136  Void  xIntraChromaRecQT       ( TComDataCU* pcCU, UInt uiTrDepth, UInt uiAbsPartIdx, TComYuv* pcRecoYuv, TComYuv* pcPredYuv, TComYuv* pcResiYuv );
137
138  Bool getdQPFlag               ()                        { return m_bDecodeDQP;        }
139  Void setdQPFlag               ( Bool b )                { m_bDecodeDQP = b;           }
140  Void xFillPCMBuffer           (TComDataCU* pCU, UInt depth);
141};
142
143//! \}
144
145#endif
146
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