source: SHVCSoftware/branches/SHM-dev/source/Lib/TLibEncoder/SyntaxElementWriter.h @ 1339

Last change on this file since 1339 was 1259, checked in by seregin, 9 years ago

port rev 4256

  • Property svn:eol-style set to native
File size: 4.1 KB
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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
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     SyntaxElementWriter.h
35    \brief    CAVLC encoder class (header)
36*/
37
38#ifndef __SYNTAXELEMENTWRITER__
39#define __SYNTAXELEMENTWRITER__
40
41#if _MSC_VER > 1000
42#pragma once
43#endif // _MSC_VER > 1000
44
45#include "TLibCommon/CommonDef.h"
46#include "TLibCommon/TComBitStream.h"
47#include "TLibCommon/TComRom.h"
48
49//! \ingroup TLibEncoder
50//! \{
51
52#if ENC_DEC_TRACE
53
54#define WRITE_CODE( value, length, name)    xWriteCodeTr ( value, length, name )
55#define WRITE_UVLC( value,         name)    xWriteUvlcTr ( value,         name )
56#define WRITE_SVLC( value,         name)    xWriteSvlcTr ( value,         name )
57#define WRITE_FLAG( value,         name)    xWriteFlagTr ( value,         name )
58#if Q0096_OVERLAY_SEI
59#define WRITE_STRING( value, length, name)   xWriteStringTr( value, length, name )
60#endif
61
62#else
63
64#define WRITE_CODE( value, length, name)     xWriteCode ( value, length )
65#define WRITE_UVLC( value,         name)     xWriteUvlc ( value )
66#define WRITE_SVLC( value,         name)     xWriteSvlc ( value )
67#define WRITE_FLAG( value,         name)     xWriteFlag ( value )
68#if Q0096_OVERLAY_SEI
69#define WRITE_STRING( value, length, name)   xWriteString( value, length )
70#endif
71
72#endif
73
74class SyntaxElementWriter
75{
76protected:
77  TComBitIf*    m_pcBitIf;
78
79  SyntaxElementWriter()
80  :m_pcBitIf(NULL)
81  {};
82  virtual ~SyntaxElementWriter() {};
83
84  Void  setBitstream          ( TComBitIf* p )  { m_pcBitIf = p;  }
85
86  Void  xWriteCode            ( UInt uiCode, UInt uiLength );
87  Void  xWriteUvlc            ( UInt uiCode );
88  Void  xWriteSvlc            ( Int  iCode   );
89  Void  xWriteFlag            ( UInt uiCode );
90#if Q0096_OVERLAY_SEI
91  Void  xWriteString          ( UChar* sCode, UInt uiLength);
92#endif
93#if ENC_DEC_TRACE
94  Void  xWriteCodeTr          ( UInt value, UInt  length, const Char *pSymbolName);
95  Void  xWriteUvlcTr          ( UInt value,               const Char *pSymbolName);
96  Void  xWriteSvlcTr          ( Int  value,               const Char *pSymbolName);
97  Void  xWriteFlagTr          ( UInt value,               const Char *pSymbolName);
98#if Q0096_OVERLAY_SEI
99  Void  xWriteStringTr        ( UChar* value, UInt length, const Char *pSymbolName);
100#endif
101#endif
102
103  UInt  xConvertToUInt        ( Int iValue ) {  return ( iValue <= 0) ? -iValue<<1 : (iValue<<1)-1; }
104};
105
106//! \}
107
108#endif // !defined(__SYNTAXELEMENTWRITER__)
109
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