source: 3DVCSoftware/branches/HTM-14.1-update-dev1/source/Lib/TLibCommon/TComMv.h @ 1304

Last change on this file since 1304 was 1279, checked in by tech, 9 years ago

Merged 14.1-update-dev2@1277.

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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) 2010-2015, 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
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25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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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     TComMv.h
35    \brief    motion vector class (header)
36*/
37
38#ifndef __TCOMMV__
39#define __TCOMMV__
40
41#include "CommonDef.h"
42#if NH_3D
43#include <cstdlib>
44#endif
45
46//! \ingroup TLibCommon
47//! \{
48
49// ====================================================================================================================
50// Class definition
51// ====================================================================================================================
52
53/// basic motion vector class
54class TComMv
55{
56private:
57  Short m_iHor;     ///< horizontal component of motion vector
58  Short m_iVer;     ///< vertical component of motion vector
59#if NH_3D_NBDV
60  Bool  m_bIDV;       
61  Short m_iIDVHor;   
62  Short m_iIDVVer;   
63  Short m_iIDVVId;  //view index of the IDV
64#endif
65public:
66
67  // ------------------------------------------------------------------------------------------------------------------
68  // constructors
69  // ------------------------------------------------------------------------------------------------------------------
70
71  TComMv() :
72  m_iHor(0),
73  m_iVer(0)
74#if NH_3D_NBDV
75  , m_bIDV(false)
76  , m_iIDVHor(0)
77  , m_iIDVVer(0)
78  , m_iIDVVId(0) 
79#endif
80  {
81  }
82
83  TComMv( Short iHor, Short iVer ) :
84  m_iHor(iHor),
85  m_iVer(iVer)
86 #if NH_3D_NBDV
87  , m_bIDV(false)
88  , m_iIDVHor(0)
89  , m_iIDVVer(0)
90  , m_iIDVVId(0)
91#endif
92  {
93  }
94
95  // ------------------------------------------------------------------------------------------------------------------
96  // set
97  // ------------------------------------------------------------------------------------------------------------------
98
99  Void  set       ( Short iHor, Short iVer)     { m_iHor = iHor;  m_iVer = iVer;            }
100  Void  setHor    ( Short i )                   { m_iHor = i;                               }
101  Void  setVer    ( Short i )                   { m_iVer = i;                               }
102  Void  setZero   ()                            { m_iHor = m_iVer = 0; 
103 #if NH_3D_NBDV
104   m_bIDV = false; m_iIDVHor = m_iIDVVer = 0;
105   m_iIDVVId = 0; 
106#endif
107 }
108#if NH_3D_NBDV
109  Void   setIDVHor  (Short i)                    {m_iIDVHor = i;}
110  Void   setIDVVer  (Short i)                    {m_iIDVVer = i;}
111  Void   setIDVFlag (Bool b )                    {m_bIDV    = b;}
112  Void   setIDVVId  (Short i)                    {m_iIDVVId = i;}
113#endif
114  // ------------------------------------------------------------------------------------------------------------------
115  // get
116  // ------------------------------------------------------------------------------------------------------------------
117
118  Int   getHor    () const { return m_iHor;          }
119  Int   getVer    () const { return m_iVer;          }
120  Int   getAbsHor () const { return abs( m_iHor );   }
121  Int   getAbsVer () const { return abs( m_iVer );   }
122#if NH_3D_NBDV
123  Short getIDVHor () const { return m_iIDVHor;       }
124  Short getIDVVer () const { return m_iIDVVer;       }
125  Bool  getIDVFlag() const { return m_bIDV;          }
126  Short getIDVVId () const { return m_iIDVVId;       }
127
128#endif
129  // ------------------------------------------------------------------------------------------------------------------
130  // operations
131  // ------------------------------------------------------------------------------------------------------------------
132
133  const TComMv& operator += (const TComMv& rcMv)
134  {
135    m_iHor += rcMv.m_iHor;
136    m_iVer += rcMv.m_iVer;
137    return  *this;
138  }
139
140  const TComMv& operator-= (const TComMv& rcMv)
141  {
142    m_iHor -= rcMv.m_iHor;
143    m_iVer -= rcMv.m_iVer;
144    return  *this;
145  }
146
147  const TComMv& operator>>= (const Int i)
148  {
149    m_iHor >>= i;
150    m_iVer >>= i;
151    return  *this;
152  }
153
154  const TComMv& operator<<= (const Int i)
155  {
156    m_iHor <<= i;
157    m_iVer <<= i;
158    return  *this;
159  }
160
161  const TComMv operator - ( const TComMv& rcMv ) const
162  {
163    return TComMv( m_iHor - rcMv.m_iHor, m_iVer - rcMv.m_iVer );
164  }
165
166  const TComMv operator + ( const TComMv& rcMv ) const
167  {
168    return TComMv( m_iHor + rcMv.m_iHor, m_iVer + rcMv.m_iVer );
169  }
170
171  Bool operator== ( const TComMv& rcMv ) const
172  {
173    return (m_iHor==rcMv.m_iHor && m_iVer==rcMv.m_iVer);
174  }
175
176  Bool operator!= ( const TComMv& rcMv ) const
177  {
178    return (m_iHor!=rcMv.m_iHor || m_iVer!=rcMv.m_iVer);
179  }
180
181  const TComMv scaleMv( Int iScale ) const
182  {
183    Int mvx = Clip3( -32768, 32767, (iScale * getHor() + 127 + (iScale * getHor() < 0)) >> 8 );
184    Int mvy = Clip3( -32768, 32767, (iScale * getVer() + 127 + (iScale * getVer() < 0)) >> 8 );
185    return TComMv( mvx, mvy );
186  }
187};// END CLASS DEFINITION TComMV
188
189//! \}
190
191#endif // __TCOMMV__
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