source: 3DVCSoftware/branches/HTM-6.0-dev0/source/Lib/TLibCommon/TComMv.h

Last change on this file was 296, checked in by tech, 11 years ago

Reintegrated branch 5.1-dev0 rev. 295.

  • Property svn:eol-style set to native
File size: 5.8 KB
Line 
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) 2010-2012, 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 
57public:
58 
59#if H3D_NBDV
60  Bool  m_bDvMcp;       // is dv-mcp ?
61  Int   m_iDvMcpDispX;  // disparity for dv-mcp
62#if MTK_RELEASE_DV_CONSTRAINT_C0129
63  Int   m_iDvMcpDispY;  // disparity for dv-mcp
64#endif
65#endif
66
67  // ------------------------------------------------------------------------------------------------------------------
68  // constructors
69  // ------------------------------------------------------------------------------------------------------------------
70 
71  TComMv() :
72  m_iHor(0),
73  m_iVer(0)
74#if H3D_NBDV
75  , m_bDvMcp(false)
76  , m_iDvMcpDispX(0)
77#if MTK_RELEASE_DV_CONSTRAINT_C0129
78  , m_iDvMcpDispY(0)
79#endif
80#endif
81  {
82  }
83 
84  TComMv( Short iHor, Short iVer ) :
85  m_iHor(iHor),
86  m_iVer(iVer)
87#if H3D_NBDV
88  , m_bDvMcp(false)
89  , m_iDvMcpDispX(0)
90#if MTK_RELEASE_DV_CONSTRAINT_C0129
91  , m_iDvMcpDispY(0)
92#endif
93#endif
94  {
95  }
96 
97  // ------------------------------------------------------------------------------------------------------------------
98  // set
99  // ------------------------------------------------------------------------------------------------------------------
100 
101  Void  set       ( Short iHor, Short iVer)     { m_iHor = iHor;  m_iVer = iVer;            }
102  Void  setHor    ( Short i )                   { m_iHor = i;                               }
103  Void  setVer    ( Short i )                   { m_iVer = i;                               }
104  Void  setZero   ()                            { m_iHor = m_iVer = 0;  }
105 
106  // ------------------------------------------------------------------------------------------------------------------
107  // get
108  // ------------------------------------------------------------------------------------------------------------------
109 
110  Int   getHor    () const { return m_iHor;          }
111  Int   getVer    () const { return m_iVer;          }
112  Int   getAbsHor () const { return abs( m_iHor );   }
113  Int   getAbsVer () const { return abs( m_iVer );   }
114 
115  // ------------------------------------------------------------------------------------------------------------------
116  // operations
117  // ------------------------------------------------------------------------------------------------------------------
118 
119  const TComMv& operator += (const TComMv& rcMv)
120  {
121    m_iHor += rcMv.m_iHor;
122    m_iVer += rcMv.m_iVer;
123    return  *this;
124  }
125 
126  const TComMv& operator-= (const TComMv& rcMv)
127  {
128    m_iHor -= rcMv.m_iHor;
129    m_iVer -= rcMv.m_iVer;
130    return  *this;
131  }
132 
133  const TComMv& operator>>= (const Int i)
134  {
135    m_iHor >>= i;
136    m_iVer >>= i;
137    return  *this;
138  }
139 
140  const TComMv& operator<<= (const Int i)
141  {
142    m_iHor <<= i;
143    m_iVer <<= i;
144    return  *this;
145  }
146 
147  const TComMv operator - ( const TComMv& rcMv ) const
148  {
149    return TComMv( m_iHor - rcMv.m_iHor, m_iVer - rcMv.m_iVer );
150  }
151 
152  const TComMv operator + ( const TComMv& rcMv ) const
153  {
154    return TComMv( m_iHor + rcMv.m_iHor, m_iVer + rcMv.m_iVer );
155  }
156 
157  Bool operator== ( const TComMv& rcMv ) const
158  {
159    return (m_iHor==rcMv.m_iHor && m_iVer==rcMv.m_iVer);
160  }
161 
162  Bool operator!= ( const TComMv& rcMv ) const
163  {
164    return (m_iHor!=rcMv.m_iHor || m_iVer!=rcMv.m_iVer);
165  }
166 
167  const TComMv scaleMv( Int iScale ) const
168  {
169    Int mvx = Clip3( -32768, 32767, (iScale * getHor() + 127 + (iScale * getHor() < 0)) >> 8 );
170    Int mvy = Clip3( -32768, 32767, (iScale * getVer() + 127 + (iScale * getVer() < 0)) >> 8 );
171    return TComMv( mvx, mvy );
172  }
173};// END CLASS DEFINITION TComMV
174
175//! \}
176
177#endif // __TCOMMV__
Note: See TracBrowser for help on using the repository browser.