source: 3DVCSoftware/trunk/source/Lib/TLibDecoder/SyntaxElementParser.h @ 738

Last change on this file since 738 was 608, checked in by tech, 11 years ago

Merged DEV-2.0-dev0@604.

File size: 3.9 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) 2010-2013, 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     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
45#include "../TLibCommon/TComRom.h"
46
47#if ENC_DEC_TRACE
48
49#define READ_CODE(length, code, name)     xReadCodeTr ( length, code, name )
50#define READ_UVLC(        code, name)     xReadUvlcTr (         code, name )
51#define READ_SVLC(        code, name)     xReadSvlcTr (         code, name )
52#define READ_FLAG(        code, name)     xReadFlagTr (         code, name )
53
54#else
55
56#define READ_CODE(length, code, name)     xReadCode ( length, code )
57#define READ_UVLC(        code, name)     xReadUvlc (         code )
58#define READ_SVLC(        code, name)     xReadSvlc (         code )
59#define READ_FLAG(        code, name)     xReadFlag (         code )
60
61#endif
62
63//! \ingroup TLibDecoder
64//! \{
65
66// ====================================================================================================================
67// Class definition
68// ====================================================================================================================
69
70class SyntaxElementParser
71{
72protected:
73  TComInputBitstream*   m_pcBitstream;
74
75  SyntaxElementParser()
76  : m_pcBitstream (NULL)
77  {};
78  virtual ~SyntaxElementParser() {};
79
80  Void  xReadCode    ( UInt   length, UInt& val );
81  Void  xReadUvlc    ( UInt&  val );
82  Void  xReadSvlc    ( Int&   val );
83  Void  xReadFlag    ( UInt&  val );
84#if ENC_DEC_TRACE
85  Void  xReadCodeTr  (UInt  length, UInt& rValue, const Char *pSymbolName);
86  Void  xReadUvlcTr  (              UInt& rValue, const Char *pSymbolName);
87  Void  xReadSvlcTr  (               Int& rValue, const Char *pSymbolName);
88  Void  xReadFlagTr  (              UInt& rValue, const Char *pSymbolName);
89#endif
90public:
91  Void  setBitstream ( TComInputBitstream* p )   { m_pcBitstream = p; }
92  TComInputBitstream* getBitstream() { return m_pcBitstream; }
93};
94
95//! \}
96
97#endif // !defined(__SYNTAXELEMENTPARSER__)
98
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