97 lines
3.7 KiB
C++
97 lines
3.7 KiB
C++
/* The copyright in this software is being made available under the BSD
|
|
* License, included below. This software may be subject to other third party
|
|
* and contributor rights, including patent rights, and no such rights are
|
|
* granted under this license.
|
|
*
|
|
* Copyright (c) 2010-2014, ITU/ISO/IEC
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
|
|
* be used to endorse or promote products derived from this software without
|
|
* specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
|
|
* THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/** \file SyntaxElementWriter.h
|
|
\brief CAVLC encoder class (header)
|
|
*/
|
|
|
|
#ifndef __SYNTAXELEMENTWRITER__
|
|
#define __SYNTAXELEMENTWRITER__
|
|
|
|
#if _MSC_VER > 1000
|
|
#pragma once
|
|
#endif // _MSC_VER > 1000
|
|
|
|
#include "TLibCommon/CommonDef.h"
|
|
#include "TLibCommon/TComBitStream.h"
|
|
#include "TLibCommon/TComRom.h"
|
|
|
|
//! \ingroup TLibEncoder
|
|
//! \{
|
|
|
|
#if ENC_DEC_TRACE
|
|
|
|
#define WRITE_CODE( value, length, name) xWriteCodeTr ( value, length, name )
|
|
#define WRITE_UVLC( value, name) xWriteUvlcTr ( value, name )
|
|
#define WRITE_SVLC( value, name) xWriteSvlcTr ( value, name )
|
|
#define WRITE_FLAG( value, name) xWriteFlagTr ( value, name )
|
|
|
|
#else
|
|
|
|
#define WRITE_CODE( value, length, name) xWriteCode ( value, length )
|
|
#define WRITE_UVLC( value, name) xWriteUvlc ( value )
|
|
#define WRITE_SVLC( value, name) xWriteSvlc ( value )
|
|
#define WRITE_FLAG( value, name) xWriteFlag ( value )
|
|
|
|
#endif
|
|
|
|
class SyntaxElementWriter
|
|
{
|
|
protected:
|
|
TComBitIf* m_pcBitIf;
|
|
|
|
SyntaxElementWriter()
|
|
:m_pcBitIf(NULL)
|
|
{};
|
|
virtual ~SyntaxElementWriter() {};
|
|
|
|
Void setBitstream ( TComBitIf* p ) { m_pcBitIf = p; }
|
|
|
|
Void xWriteCode ( UInt uiCode, UInt uiLength );
|
|
Void xWriteUvlc ( UInt uiCode );
|
|
Void xWriteSvlc ( Int iCode );
|
|
Void xWriteFlag ( UInt uiCode );
|
|
#if ENC_DEC_TRACE
|
|
Void xWriteCodeTr ( UInt value, UInt length, const Char *pSymbolName);
|
|
Void xWriteUvlcTr ( UInt value, const Char *pSymbolName);
|
|
Void xWriteSvlcTr ( Int value, const Char *pSymbolName);
|
|
Void xWriteFlagTr ( UInt value, const Char *pSymbolName);
|
|
#endif
|
|
|
|
UInt xConvertToUInt ( Int iValue ) { return ( iValue <= 0) ? -iValue<<1 : (iValue<<1)-1; }
|
|
};
|
|
|
|
//! \}
|
|
|
|
#endif // !defined(__SYNTAXELEMENTWRITER__)
|
|
|