1 | /* The copyright in this software is being made available under the BSD |
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2 | * License, included below. This software may be subject to other third party |
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3 | * and contributor rights, including patent rights, and no such rights are |
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4 | * granted under this license. |
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5 | * |
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6 | * Copyright (c) 2010-2015, ITU/ISO/IEC |
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7 | * All rights reserved. |
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8 | * |
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9 | * Redistribution and use in source and binary forms, with or without |
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10 | * modification, are permitted provided that the following conditions are met: |
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11 | * |
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12 | * * Redistributions of source code must retain the above copyright notice, |
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13 | * this list of conditions and the following disclaimer. |
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14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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15 | * this list of conditions and the following disclaimer in the documentation |
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16 | * and/or other materials provided with the distribution. |
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17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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18 | * be used to endorse or promote products derived from this software without |
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19 | * specific prior written permission. |
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20 | * |
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21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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32 | */ |
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33 | |
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34 | /** \file SyntaxElementParser.h |
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35 | \brief Parsing functionality high level syntax |
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36 | */ |
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37 | |
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38 | #ifndef __SYNTAXELEMENTPARSER__ |
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39 | #define __SYNTAXELEMENTPARSER__ |
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40 | |
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41 | #if _MSC_VER > 1000 |
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42 | #pragma once |
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43 | #endif // _MSC_VER > 1000 |
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44 | |
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45 | #include "../TLibCommon/TComRom.h" |
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46 | |
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47 | #if ENC_DEC_TRACE |
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48 | |
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49 | #define READ_CODE(length, code, name) xReadCodeTr ( length, code, name ) |
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50 | #define READ_UVLC( code, name) xReadUvlcTr ( code, name ) |
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51 | #define READ_SVLC( code, name) xReadSvlcTr ( code, name ) |
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52 | #define READ_FLAG( code, name) xReadFlagTr ( code, name ) |
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53 | |
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54 | #else |
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55 | |
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56 | #define READ_CODE(length, code, name) xReadCode ( length, code ) |
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57 | #define READ_UVLC( code, name) xReadUvlc ( code ) |
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58 | #define READ_SVLC( code, name) xReadSvlc ( code ) |
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59 | #define READ_FLAG( code, name) xReadFlag ( code ) |
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60 | |
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61 | #endif |
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62 | |
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63 | //! \ingroup TLibDecoder |
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64 | //! \{ |
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65 | |
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66 | // ==================================================================================================================== |
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67 | // Class definition |
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68 | // ==================================================================================================================== |
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69 | |
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70 | class SyntaxElementParser |
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71 | { |
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72 | protected: |
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73 | TComInputBitstream* m_pcBitstream; |
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74 | |
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75 | SyntaxElementParser() |
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76 | : m_pcBitstream (NULL) |
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77 | {}; |
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78 | virtual ~SyntaxElementParser() {}; |
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79 | |
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80 | Void xReadCode ( UInt length, UInt& val ); |
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81 | Void xReadUvlc ( UInt& val ); |
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82 | Void xReadSvlc ( Int& val ); |
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83 | Void xReadFlag ( UInt& val ); |
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84 | #if ENC_DEC_TRACE |
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85 | Void xReadCodeTr (UInt length, UInt& rValue, const Char *pSymbolName); |
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86 | Void xReadUvlcTr ( UInt& rValue, const Char *pSymbolName); |
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87 | Void xReadSvlcTr ( Int& rValue, const Char *pSymbolName); |
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88 | Void xReadFlagTr ( UInt& rValue, const Char *pSymbolName); |
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89 | #endif |
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90 | public: |
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91 | Void setBitstream ( TComInputBitstream* p ) { m_pcBitstream = p; } |
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92 | TComInputBitstream* getBitstream() { return m_pcBitstream; } |
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93 | }; |
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94 | |
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95 | //! \} |
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96 | |
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97 | #endif // !defined(__SYNTAXELEMENTPARSER__) |
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98 | |
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