132 lines
3.9 KiB
C++
132 lines
3.9 KiB
C++
/* The copyright in this software is being made available under the BSD
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* License, included below. This software may be subject to other third party
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* and contributor rights, including patent rights, and no such rights are
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* granted under this license.
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*
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* Copyright (c) 2010-2014, ITU/ISO/IEC
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
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* be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/** \file SyntaxElementWriter.cpp
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\brief CAVLC encoder class
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*/
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#include "TLibCommon/CommonDef.h"
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#include "SyntaxElementWriter.h"
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//! \ingroup TLibEncoder
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//! \{
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#if ENC_DEC_TRACE
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Void SyntaxElementWriter::xWriteCodeTr (UInt value, UInt length, const Char *pSymbolName)
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{
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xWriteCode (value,length);
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if( g_HLSTraceEnable )
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{
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fprintf( g_hTrace, "%8lld ", g_nSymbolCounter++ );
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if( length<10 )
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{
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fprintf( g_hTrace, "%-50s u(%d) : %d\n", pSymbolName, length, value );
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}
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else
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{
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fprintf( g_hTrace, "%-50s u(%d) : %d\n", pSymbolName, length, value );
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}
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}
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}
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Void SyntaxElementWriter::xWriteUvlcTr (UInt value, const Char *pSymbolName)
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{
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xWriteUvlc (value);
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if( g_HLSTraceEnable )
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{
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fprintf( g_hTrace, "%8lld ", g_nSymbolCounter++ );
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fprintf( g_hTrace, "%-50s ue(v) : %d\n", pSymbolName, value );
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}
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}
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Void SyntaxElementWriter::xWriteSvlcTr (Int value, const Char *pSymbolName)
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{
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xWriteSvlc(value);
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if( g_HLSTraceEnable )
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{
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fprintf( g_hTrace, "%8lld ", g_nSymbolCounter++ );
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fprintf( g_hTrace, "%-50s se(v) : %d\n", pSymbolName, value );
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}
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}
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Void SyntaxElementWriter::xWriteFlagTr(UInt value, const Char *pSymbolName)
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{
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xWriteFlag(value);
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if( g_HLSTraceEnable )
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{
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fprintf( g_hTrace, "%8lld ", g_nSymbolCounter++ );
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fprintf( g_hTrace, "%-50s u(1) : %d\n", pSymbolName, value );
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}
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}
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#endif
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Void SyntaxElementWriter::xWriteCode ( UInt uiCode, UInt uiLength )
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{
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assert ( uiLength > 0 );
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m_pcBitIf->write( uiCode, uiLength );
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}
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Void SyntaxElementWriter::xWriteUvlc ( UInt uiCode )
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{
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UInt uiLength = 1;
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UInt uiTemp = ++uiCode;
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assert ( uiTemp );
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while( 1 != uiTemp )
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{
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uiTemp >>= 1;
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uiLength += 2;
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}
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// Take care of cases where uiLength > 32
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m_pcBitIf->write( 0, uiLength >> 1);
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m_pcBitIf->write( uiCode, (uiLength+1) >> 1);
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}
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Void SyntaxElementWriter::xWriteSvlc ( Int iCode )
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{
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UInt uiCode;
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uiCode = xConvertToUInt( iCode );
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xWriteUvlc( uiCode );
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}
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Void SyntaxElementWriter::xWriteFlag( UInt uiCode )
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{
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m_pcBitIf->write( uiCode, 1 );
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}
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//! \}
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