source: 3DVCSoftware/branches/HTM-DEV-2.0-dev0/source/Lib/TLibCommon/TComMv.h @ 597

Last change on this file since 597 was 597, checked in by tech, 11 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     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#if MTK_DVMCP_FIX_E0172
61  Short m_iIDVVId;  //view index of the IDV
62#endif
63#endif
64public:
65 
66  // ------------------------------------------------------------------------------------------------------------------
67  // constructors
68  // ------------------------------------------------------------------------------------------------------------------
69 
70  TComMv() :
71  m_iHor(0),
72  m_iVer(0)
73#if H_3D_NBDV
74  , m_bIDV(false)
75  , m_iIDVHor(0)
76  , m_iIDVVer(0)
77#if MTK_DVMCP_FIX_E0172
78  , m_iIDVVId(0) 
79#endif
80#endif
81  {
82  }
83 
84  TComMv( Short iHor, Short iVer ) :
85  m_iHor(iHor),
86  m_iVer(iVer)
87 #if H_3D_NBDV
88  , m_bIDV(false)
89  , m_iIDVHor(0)
90  , m_iIDVVer(0)
91#if MTK_DVMCP_FIX_E0172
92  , m_iIDVVId(0) 
93#endif
94#endif
95  {
96  }
97 
98  // ------------------------------------------------------------------------------------------------------------------
99  // set
100  // ------------------------------------------------------------------------------------------------------------------
101 
102  Void  set       ( Short iHor, Short iVer)     { m_iHor = iHor;  m_iVer = iVer;            }
103  Void  setHor    ( Short i )                   { m_iHor = i;                               }
104  Void  setVer    ( Short i )                   { m_iVer = i;                               }
105  Void  setZero   ()                            { m_iHor = m_iVer = 0; 
106 #if H_3D_NBDV
107   m_bIDV = false; m_iIDVHor = m_iIDVVer = 0;
108#if MTK_DVMCP_FIX_E0172
109   m_iIDVVId = 0; 
110#endif
111#endif
112  }
113#if H_3D_NBDV
114  Void   setIDVHor  (Short i)                    {m_iIDVHor = i;}
115  Void   setIDVVer  (Short i)                    {m_iIDVVer = i;}
116  Void   setIDVFlag (Bool b )                    {m_bIDV    = b;}
117#if MTK_DVMCP_FIX_E0172
118  Void   setIDVVId  (Short i)                    {m_iIDVVId = i;}
119#endif
120#endif
121  // ------------------------------------------------------------------------------------------------------------------
122  // get
123  // ------------------------------------------------------------------------------------------------------------------
124 
125  Int   getHor    () const { return m_iHor;          }
126  Int   getVer    () const { return m_iVer;          }
127  Int   getAbsHor () const { return abs( m_iHor );   }
128  Int   getAbsVer () const { return abs( m_iVer );   }
129#if H_3D_NBDV
130  Short getIDVHor () const { return m_iIDVHor;       }
131  Short getIDVVer () const { return m_iIDVVer;       }
132  Bool  getIDVFlag() const { return m_bIDV;          }
133#if MTK_DVMCP_FIX_E0172
134  Short getIDVVId () const { return m_iIDVVId;       }
135#endif
136#endif
137  // ------------------------------------------------------------------------------------------------------------------
138  // operations
139  // ------------------------------------------------------------------------------------------------------------------
140 
141  const TComMv& operator += (const TComMv& rcMv)
142  {
143    m_iHor += rcMv.m_iHor;
144    m_iVer += rcMv.m_iVer;
145    return  *this;
146  }
147 
148  const TComMv& operator-= (const TComMv& rcMv)
149  {
150    m_iHor -= rcMv.m_iHor;
151    m_iVer -= rcMv.m_iVer;
152    return  *this;
153  }
154 
155  const TComMv& operator>>= (const Int i)
156  {
157    m_iHor >>= i;
158    m_iVer >>= i;
159    return  *this;
160  }
161 
162  const TComMv& operator<<= (const Int i)
163  {
164    m_iHor <<= i;
165    m_iVer <<= i;
166    return  *this;
167  }
168 
169  const TComMv operator - ( const TComMv& rcMv ) const
170  {
171    return TComMv( m_iHor - rcMv.m_iHor, m_iVer - rcMv.m_iVer );
172  }
173 
174  const TComMv operator + ( const TComMv& rcMv ) const
175  {
176    return TComMv( m_iHor + rcMv.m_iHor, m_iVer + rcMv.m_iVer );
177  }
178 
179  Bool operator== ( const TComMv& rcMv ) const
180  {
181    return (m_iHor==rcMv.m_iHor && m_iVer==rcMv.m_iVer);
182  }
183 
184  Bool operator!= ( const TComMv& rcMv ) const
185  {
186    return (m_iHor!=rcMv.m_iHor || m_iVer!=rcMv.m_iVer);
187  }
188 
189  const TComMv scaleMv( Int iScale ) const
190  {
191    Int mvx = Clip3( -32768, 32767, (iScale * getHor() + 127 + (iScale * getHor() < 0)) >> 8 );
192    Int mvy = Clip3( -32768, 32767, (iScale * getVer() + 127 + (iScale * getVer() < 0)) >> 8 );
193    return TComMv( mvx, mvy );
194  }
195};// END CLASS DEFINITION TComMV
196
197//! \}
198
199#endif // __TCOMMV__
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