source: 3DVCSoftware/trunk/source/Lib/TLibCommon/TComMv.h @ 622

Last change on this file since 622 was 622, checked in by tech, 11 years ago

Merged 8.0-dev0@621 (MV-HEVC 5 HLS).

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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
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4 * granted under this license. 
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33
34/** \file     TComMv.h
35    \brief    motion vector class (header)
36*/
37
38#ifndef __TCOMMV__
39#define __TCOMMV__
40
41#include "CommonDef.h"
42
43//! \ingroup TLibCommon
44//! \{
45
46// ====================================================================================================================
47// Class definition
48// ====================================================================================================================
49
50/// basic motion vector class
51class TComMv
52{
53private:
54  Short m_iHor;     ///< horizontal component of motion vector
55  Short m_iVer;     ///< vertical component of motion vector
56#if H_3D_NBDV
57  Bool  m_bIDV;       
58  Short m_iIDVHor;   
59  Short m_iIDVVer;   
60  Short m_iIDVVId;  //view index of the IDV
61#endif
62public:
63 
64  // ------------------------------------------------------------------------------------------------------------------
65  // constructors
66  // ------------------------------------------------------------------------------------------------------------------
67 
68  TComMv() :
69  m_iHor(0),
70  m_iVer(0)
71#if H_3D_NBDV
72  , m_bIDV(false)
73  , m_iIDVHor(0)
74  , m_iIDVVer(0)
75  , m_iIDVVId(0) 
76#endif
77  {
78  }
79 
80  TComMv( Short iHor, Short iVer ) :
81  m_iHor(iHor),
82  m_iVer(iVer)
83 #if H_3D_NBDV
84  , m_bIDV(false)
85  , m_iIDVHor(0)
86  , m_iIDVVer(0)
87  , m_iIDVVId(0)
88#endif
89  {
90  }
91 
92  // ------------------------------------------------------------------------------------------------------------------
93  // set
94  // ------------------------------------------------------------------------------------------------------------------
95 
96  Void  set       ( Short iHor, Short iVer)     { m_iHor = iHor;  m_iVer = iVer;            }
97  Void  setHor    ( Short i )                   { m_iHor = i;                               }
98  Void  setVer    ( Short i )                   { m_iVer = i;                               }
99  Void  setZero   ()                            { m_iHor = m_iVer = 0; 
100 #if H_3D_NBDV
101   m_bIDV = false; m_iIDVHor = m_iIDVVer = 0;
102   m_iIDVVId = 0; 
103#endif
104  }
105#if H_3D_NBDV
106  Void   setIDVHor  (Short i)                    {m_iIDVHor = i;}
107  Void   setIDVVer  (Short i)                    {m_iIDVVer = i;}
108  Void   setIDVFlag (Bool b )                    {m_bIDV    = b;}
109  Void   setIDVVId  (Short i)                    {m_iIDVVId = i;}
110#endif
111  // ------------------------------------------------------------------------------------------------------------------
112  // get
113  // ------------------------------------------------------------------------------------------------------------------
114 
115  Int   getHor    () const { return m_iHor;          }
116  Int   getVer    () const { return m_iVer;          }
117  Int   getAbsHor () const { return abs( m_iHor );   }
118  Int   getAbsVer () const { return abs( m_iVer );   }
119#if H_3D_NBDV
120  Short getIDVHor () const { return m_iIDVHor;       }
121  Short getIDVVer () const { return m_iIDVVer;       }
122  Bool  getIDVFlag() const { return m_bIDV;          }
123  Short getIDVVId () const { return m_iIDVVId;       }
124
125#endif
126  // ------------------------------------------------------------------------------------------------------------------
127  // operations
128  // ------------------------------------------------------------------------------------------------------------------
129 
130  const TComMv& operator += (const TComMv& rcMv)
131  {
132    m_iHor += rcMv.m_iHor;
133    m_iVer += rcMv.m_iVer;
134    return  *this;
135  }
136 
137  const TComMv& operator-= (const TComMv& rcMv)
138  {
139    m_iHor -= rcMv.m_iHor;
140    m_iVer -= rcMv.m_iVer;
141    return  *this;
142  }
143 
144  const TComMv& operator>>= (const Int i)
145  {
146    m_iHor >>= i;
147    m_iVer >>= i;
148    return  *this;
149  }
150 
151  const TComMv& operator<<= (const Int i)
152  {
153    m_iHor <<= i;
154    m_iVer <<= i;
155    return  *this;
156  }
157 
158  const TComMv operator - ( const TComMv& rcMv ) const
159  {
160    return TComMv( m_iHor - rcMv.m_iHor, m_iVer - rcMv.m_iVer );
161  }
162 
163  const TComMv operator + ( const TComMv& rcMv ) const
164  {
165    return TComMv( m_iHor + rcMv.m_iHor, m_iVer + rcMv.m_iVer );
166  }
167 
168  Bool operator== ( const TComMv& rcMv ) const
169  {
170    return (m_iHor==rcMv.m_iHor && m_iVer==rcMv.m_iVer);
171  }
172 
173  Bool operator!= ( const TComMv& rcMv ) const
174  {
175    return (m_iHor!=rcMv.m_iHor || m_iVer!=rcMv.m_iVer);
176  }
177 
178  const TComMv scaleMv( Int iScale ) const
179  {
180    Int mvx = Clip3( -32768, 32767, (iScale * getHor() + 127 + (iScale * getHor() < 0)) >> 8 );
181    Int mvy = Clip3( -32768, 32767, (iScale * getVer() + 127 + (iScale * getVer() < 0)) >> 8 );
182    return TComMv( mvx, mvy );
183  }
184};// END CLASS DEFINITION TComMV
185
186//! \}
187
188#endif // __TCOMMV__
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