[608] | 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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[872] | 6 | * Copyright (c) 2010-2014, ITU/ISO/IEC |
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[608] | 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 SyntaxElementWriter.cpp |
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| 35 | \brief CAVLC encoder class |
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| 36 | */ |
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| 37 | |
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| 38 | #include "TLibCommon/CommonDef.h" |
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| 39 | #include "SyntaxElementWriter.h" |
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| 40 | |
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| 41 | //! \ingroup TLibEncoder |
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| 42 | //! \{ |
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| 43 | |
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| 44 | #if ENC_DEC_TRACE |
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| 45 | |
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| 46 | Void SyntaxElementWriter::xWriteCodeTr (UInt value, UInt length, const Char *pSymbolName) |
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| 47 | { |
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| 48 | xWriteCode (value,length); |
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| 49 | if( g_HLSTraceEnable ) |
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| 50 | { |
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| 51 | fprintf( g_hTrace, "%8lld ", g_nSymbolCounter++ ); |
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| 52 | if( length<10 ) |
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| 53 | { |
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| 54 | fprintf( g_hTrace, "%-50s u(%d) : %d\n", pSymbolName, length, value ); |
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| 55 | } |
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| 56 | else |
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| 57 | { |
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| 58 | fprintf( g_hTrace, "%-50s u(%d) : %d\n", pSymbolName, length, value ); |
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| 59 | } |
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| 60 | } |
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| 61 | } |
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| 62 | |
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| 63 | Void SyntaxElementWriter::xWriteUvlcTr (UInt value, const Char *pSymbolName) |
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| 64 | { |
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| 65 | xWriteUvlc (value); |
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| 66 | if( g_HLSTraceEnable ) |
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| 67 | { |
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| 68 | fprintf( g_hTrace, "%8lld ", g_nSymbolCounter++ ); |
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| 69 | fprintf( g_hTrace, "%-50s ue(v) : %d\n", pSymbolName, value ); |
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| 70 | } |
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| 71 | } |
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| 72 | |
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| 73 | Void SyntaxElementWriter::xWriteSvlcTr (Int value, const Char *pSymbolName) |
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| 74 | { |
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| 75 | xWriteSvlc(value); |
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| 76 | if( g_HLSTraceEnable ) |
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| 77 | { |
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| 78 | fprintf( g_hTrace, "%8lld ", g_nSymbolCounter++ ); |
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| 79 | fprintf( g_hTrace, "%-50s se(v) : %d\n", pSymbolName, value ); |
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| 80 | } |
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| 81 | } |
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| 82 | |
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| 83 | Void SyntaxElementWriter::xWriteFlagTr(UInt value, const Char *pSymbolName) |
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| 84 | { |
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| 85 | xWriteFlag(value); |
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| 86 | if( g_HLSTraceEnable ) |
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| 87 | { |
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| 88 | fprintf( g_hTrace, "%8lld ", g_nSymbolCounter++ ); |
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| 89 | fprintf( g_hTrace, "%-50s u(1) : %d\n", pSymbolName, value ); |
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| 90 | } |
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| 91 | } |
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| 92 | |
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| 93 | #endif |
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| 94 | |
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| 95 | |
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| 96 | Void SyntaxElementWriter::xWriteCode ( UInt uiCode, UInt uiLength ) |
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| 97 | { |
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| 98 | assert ( uiLength > 0 ); |
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| 99 | m_pcBitIf->write( uiCode, uiLength ); |
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| 100 | } |
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| 101 | |
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| 102 | Void SyntaxElementWriter::xWriteUvlc ( UInt uiCode ) |
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| 103 | { |
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| 104 | UInt uiLength = 1; |
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| 105 | UInt uiTemp = ++uiCode; |
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| 106 | |
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| 107 | assert ( uiTemp ); |
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| 108 | |
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| 109 | while( 1 != uiTemp ) |
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| 110 | { |
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| 111 | uiTemp >>= 1; |
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| 112 | uiLength += 2; |
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| 113 | } |
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| 114 | // Take care of cases where uiLength > 32 |
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| 115 | m_pcBitIf->write( 0, uiLength >> 1); |
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| 116 | m_pcBitIf->write( uiCode, (uiLength+1) >> 1); |
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| 117 | } |
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| 118 | |
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| 119 | Void SyntaxElementWriter::xWriteSvlc ( Int iCode ) |
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| 120 | { |
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| 121 | UInt uiCode; |
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| 122 | |
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| 123 | uiCode = xConvertToUInt( iCode ); |
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| 124 | xWriteUvlc( uiCode ); |
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| 125 | } |
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| 126 | |
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| 127 | Void SyntaxElementWriter::xWriteFlag( UInt uiCode ) |
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| 128 | { |
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| 129 | m_pcBitIf->write( uiCode, 1 ); |
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| 130 | } |
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| 131 | |
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| 132 | //! \} |
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