source: 3DVCSoftware/branches/HTM-15.1-dev0-NICT/source/Lib/TLibDecoder/SyntaxElementParser.h @ 1351

Last change on this file since 1351 was 1342, checked in by disney-htm, 9 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) 2010-2015, 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     SyntaxElementParser.h
35    \brief    Parsing functionality high level syntax
36*/
37
38#ifndef __SYNTAXELEMENTPARSER__
39#define __SYNTAXELEMENTPARSER__
40
41#if _MSC_VER > 1000
42#pragma once
43#endif // _MSC_VER > 1000
44#include "TLibCommon/TComRom.h"
45#if ENC_DEC_TRACE
46
47#define READ_CODE(length, code, name)     xReadCodeTr ( length, code, name )
48#define READ_UVLC(        code, name)     xReadUvlcTr (         code, name )
49#define READ_SVLC(        code, name)     xReadSvlcTr (         code, name )
50#define READ_FLAG(        code, name)     xReadFlagTr (         code, name )
51#define READ_STRING(bufSize, code, length, name)   xReadStringTr ( bufSize, code, length, name )
52
53#else
54
55#if RExt__DECODER_DEBUG_BIT_STATISTICS
56
57#define READ_CODE(length, code, name)     xReadCode ( length, code, name )
58#define READ_UVLC(        code, name)     xReadUvlc (         code, name )
59#define READ_SVLC(        code, name)     xReadSvlc (         code, name )
60#define READ_FLAG(        code, name)     xReadFlag (         code, name )
61#define READ_STRING(bufSize, code, length, name)   xReadString ( bufSize, code, length, name )
62
63#else
64
65#define READ_CODE(length, code, name)     xReadCode ( length, code )
66#define READ_UVLC(        code, name)     xReadUvlc (         code )
67#define READ_SVLC(        code, name)     xReadSvlc (         code )
68#define READ_FLAG(        code, name)     xReadFlag (         code )
69#define READ_STRING(bufSize, code, length, name)   xReadString ( bufSize, code, length )
70
71#endif
72
73#endif
74
75//! \ingroup TLibDecoder
76//! \{
77
78// ====================================================================================================================
79// Class definition
80// ====================================================================================================================
81
82class SyntaxElementParser
83{
84protected:
85  TComInputBitstream*   m_pcBitstream;
86
87  SyntaxElementParser()
88  : m_pcBitstream (NULL)
89  {};
90  virtual ~SyntaxElementParser() {};
91
92#if RExt__DECODER_DEBUG_BIT_STATISTICS
93  Void  xReadCode    ( UInt   length, UInt& val, const Char *pSymbolName );
94  Void  xReadUvlc    ( UInt&  val, const Char *pSymbolName );
95  Void  xReadSvlc    ( Int&   val, const Char *pSymbolName );
96  Void  xReadFlag    ( UInt&  val, const Char *pSymbolName );
97  Void  xReadString  ( UInt bufSize, UChar *val, UInt& length, const Char *pSymbolName);
98#else
99  Void  xReadCode    ( UInt   length, UInt& val );
100  Void  xReadUvlc    ( UInt&  val );
101  Void  xReadSvlc    ( Int&   val );
102  Void  xReadFlag    ( UInt&  val );
103  Void  xReadString  ( UInt bufSize, UChar *val, UInt& length);
104#endif
105#if ENC_DEC_TRACE
106  Void  xReadCodeTr  (UInt  length, UInt& rValue, const Char *pSymbolName);
107  Void  xReadUvlcTr  (              UInt& rValue, const Char *pSymbolName);
108  Void  xReadSvlcTr  (               Int& rValue, const Char *pSymbolName);
109  Void  xReadFlagTr  (              UInt& rValue, const Char *pSymbolName);
110  Void  xReadStringTr(UInt bufSize, UChar *pValue, UInt& rLength, const Char *pSymbolName);
111#endif
112public:
113  Void  setBitstream ( TComInputBitstream* p )   { m_pcBitstream = p; }
114  TComInputBitstream* getBitstream() { return m_pcBitstream; }
115
116protected:
117  Void xReadRbspTrailingBits();
118};
119
120class AUDReader: public SyntaxElementParser
121{
122public:
123  AUDReader() {};
124  virtual ~AUDReader() {};
125  Void parseAccessUnitDelimiter(TComInputBitstream* bs, UInt &picType);
126};
127
128class FDReader: public SyntaxElementParser
129{
130public:
131  FDReader() {};
132  virtual ~FDReader() {};
133  Void parseFillerData(TComInputBitstream* bs, UInt &fdSize);
134};
135
136
137//! \}
138
139#endif // !defined(__SYNTAXELEMENTPARSER__)
140
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