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 | |
---|
52 | #else |
---|
53 | |
---|
54 | #if RExt__DECODER_DEBUG_BIT_STATISTICS |
---|
55 | |
---|
56 | #define READ_CODE(length, code, name) xReadCode ( length, code, name ) |
---|
57 | #define READ_UVLC( code, name) xReadUvlc ( code, name ) |
---|
58 | #define READ_SVLC( code, name) xReadSvlc ( code, name ) |
---|
59 | #define READ_FLAG( code, name) xReadFlag ( code, name ) |
---|
60 | |
---|
61 | #else |
---|
62 | |
---|
63 | #define READ_CODE(length, code, name) xReadCode ( length, code ) |
---|
64 | #define READ_UVLC( code, name) xReadUvlc ( code ) |
---|
65 | #define READ_SVLC( code, name) xReadSvlc ( code ) |
---|
66 | #define READ_FLAG( code, name) xReadFlag ( code ) |
---|
67 | |
---|
68 | #endif |
---|
69 | |
---|
70 | #endif |
---|
71 | |
---|
72 | //! \ingroup TLibDecoder |
---|
73 | //! \{ |
---|
74 | |
---|
75 | // ==================================================================================================================== |
---|
76 | // Class definition |
---|
77 | // ==================================================================================================================== |
---|
78 | |
---|
79 | class SyntaxElementParser |
---|
80 | { |
---|
81 | protected: |
---|
82 | TComInputBitstream* m_pcBitstream; |
---|
83 | |
---|
84 | SyntaxElementParser() |
---|
85 | : m_pcBitstream (NULL) |
---|
86 | {}; |
---|
87 | virtual ~SyntaxElementParser() {}; |
---|
88 | |
---|
89 | #if RExt__DECODER_DEBUG_BIT_STATISTICS |
---|
90 | Void xReadCode ( UInt length, UInt& val, const Char *pSymbolName ); |
---|
91 | Void xReadUvlc ( UInt& val, const Char *pSymbolName ); |
---|
92 | Void xReadSvlc ( Int& val, const Char *pSymbolName ); |
---|
93 | Void xReadFlag ( UInt& val, const Char *pSymbolName ); |
---|
94 | #else |
---|
95 | Void xReadCode ( UInt length, UInt& val ); |
---|
96 | Void xReadUvlc ( UInt& val ); |
---|
97 | Void xReadSvlc ( Int& val ); |
---|
98 | Void xReadFlag ( UInt& val ); |
---|
99 | #endif |
---|
100 | #if ENC_DEC_TRACE |
---|
101 | Void xReadCodeTr (UInt length, UInt& rValue, const Char *pSymbolName); |
---|
102 | Void xReadUvlcTr ( UInt& rValue, const Char *pSymbolName); |
---|
103 | Void xReadSvlcTr ( Int& rValue, const Char *pSymbolName); |
---|
104 | Void xReadFlagTr ( UInt& rValue, const Char *pSymbolName); |
---|
105 | #endif |
---|
106 | public: |
---|
107 | Void setBitstream ( TComInputBitstream* p ) { m_pcBitstream = p; } |
---|
108 | TComInputBitstream* getBitstream() { return m_pcBitstream; } |
---|
109 | |
---|
110 | protected: |
---|
111 | Void xReadRbspTrailingBits(); |
---|
112 | }; |
---|
113 | |
---|
114 | class AUDReader: public SyntaxElementParser |
---|
115 | { |
---|
116 | public: |
---|
117 | AUDReader() {}; |
---|
118 | virtual ~AUDReader() {}; |
---|
119 | Void parseAccessUnitDelimiter(TComInputBitstream* bs, UInt &picType); |
---|
120 | }; |
---|
121 | |
---|
122 | class FDReader: public SyntaxElementParser |
---|
123 | { |
---|
124 | public: |
---|
125 | FDReader() {}; |
---|
126 | virtual ~FDReader() {}; |
---|
127 | Void parseFillerData(TComInputBitstream* bs, UInt &fdSize); |
---|
128 | }; |
---|
129 | |
---|
130 | |
---|
131 | //! \} |
---|
132 | |
---|
133 | #endif // !defined(__SYNTAXELEMENTPARSER__) |
---|
134 | |
---|