source: 3DVCSoftware/trunk/source/Lib/TLibCommon/TComMv.h @ 332

Last change on this file since 332 was 332, checked in by tech, 11 years ago

Merged branch 6.1-Cleanup@329.

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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 
57public:
58 
59#if H3D_NBDV
60  Bool  m_bDvMcp;       // is dv-mcp ?
61  Int   m_iDvMcpDispX;  // disparity for dv-mcp
62  Int   m_iDvMcpDispY;  // disparity for dv-mcp
63#endif
64
65  // ------------------------------------------------------------------------------------------------------------------
66  // constructors
67  // ------------------------------------------------------------------------------------------------------------------
68 
69  TComMv() :
70  m_iHor(0),
71  m_iVer(0)
72#if H3D_NBDV
73  , m_bDvMcp(false)
74  , m_iDvMcpDispX(0)
75  , m_iDvMcpDispY(0)
76#endif
77  {
78  }
79 
80  TComMv( Short iHor, Short iVer ) :
81  m_iHor(iHor),
82  m_iVer(iVer)
83#if H3D_NBDV
84  , m_bDvMcp(false)
85  , m_iDvMcpDispX(0)
86  , m_iDvMcpDispY(0)
87#endif
88  {
89  }
90 
91  // ------------------------------------------------------------------------------------------------------------------
92  // set
93  // ------------------------------------------------------------------------------------------------------------------
94 
95  Void  set       ( Short iHor, Short iVer)     { m_iHor = iHor;  m_iVer = iVer;            }
96  Void  setHor    ( Short i )                   { m_iHor = i;                               }
97  Void  setVer    ( Short i )                   { m_iVer = i;                               }
98  Void  setZero   ()                            { m_iHor = m_iVer = 0;  }
99 
100  // ------------------------------------------------------------------------------------------------------------------
101  // get
102  // ------------------------------------------------------------------------------------------------------------------
103 
104  Int   getHor    () const { return m_iHor;          }
105  Int   getVer    () const { return m_iVer;          }
106  Int   getAbsHor () const { return abs( m_iHor );   }
107  Int   getAbsVer () const { return abs( m_iVer );   }
108 
109  // ------------------------------------------------------------------------------------------------------------------
110  // operations
111  // ------------------------------------------------------------------------------------------------------------------
112 
113  const TComMv& operator += (const TComMv& rcMv)
114  {
115    m_iHor += rcMv.m_iHor;
116    m_iVer += rcMv.m_iVer;
117    return  *this;
118  }
119 
120  const TComMv& operator-= (const TComMv& rcMv)
121  {
122    m_iHor -= rcMv.m_iHor;
123    m_iVer -= rcMv.m_iVer;
124    return  *this;
125  }
126 
127  const TComMv& operator>>= (const Int i)
128  {
129    m_iHor >>= i;
130    m_iVer >>= i;
131    return  *this;
132  }
133 
134  const TComMv& operator<<= (const Int i)
135  {
136    m_iHor <<= i;
137    m_iVer <<= i;
138    return  *this;
139  }
140 
141  const TComMv operator - ( const TComMv& rcMv ) const
142  {
143    return TComMv( m_iHor - rcMv.m_iHor, m_iVer - rcMv.m_iVer );
144  }
145 
146  const TComMv operator + ( const TComMv& rcMv ) const
147  {
148    return TComMv( m_iHor + rcMv.m_iHor, m_iVer + rcMv.m_iVer );
149  }
150 
151  Bool operator== ( const TComMv& rcMv ) const
152  {
153    return (m_iHor==rcMv.m_iHor && m_iVer==rcMv.m_iVer);
154  }
155 
156  Bool operator!= ( const TComMv& rcMv ) const
157  {
158    return (m_iHor!=rcMv.m_iHor || m_iVer!=rcMv.m_iVer);
159  }
160 
161  const TComMv scaleMv( Int iScale ) const
162  {
163    Int mvx = Clip3( -32768, 32767, (iScale * getHor() + 127 + (iScale * getHor() < 0)) >> 8 );
164    Int mvy = Clip3( -32768, 32767, (iScale * getVer() + 127 + (iScale * getVer() < 0)) >> 8 );
165    return TComMv( mvx, mvy );
166  }
167};// END CLASS DEFINITION TComMV
168
169//! \}
170
171#endif // __TCOMMV__
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