source: SHVCSoftware/branches/SHM-upgrade/source/Lib/TLibEncoder/TEncBinCoder.h @ 918

/* 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     TEncBinCoder.h
    \brief    binary entropy encoder interface
*/

#ifndef __TENCBINCODER__
#define __TENCBINCODER__

#include "TLibCommon/ContextModel.h"
#include "TLibCommon/TComBitStream.h"

//! \ingroup TLibEncoder
//! \{

class TEncBinCABAC;

class TEncBinIf
{
public:
  virtual Void  init              ( TComBitIf* pcTComBitIf )                  = 0;
  virtual Void  uninit            ()                                          = 0;

  virtual Void  start             ()                                          = 0;
  virtual Void  finish            ()                                          = 0;
  virtual Void  copyState         ( const TEncBinIf* pcTEncBinIf )            = 0;
  virtual Void  flush            ()                                           = 0;

  virtual Void  resetBac          ()                                          = 0;
  virtual Void  encodePCMAlignBits()                                          = 0;
  virtual Void  xWritePCMCode     ( UInt uiCode, UInt uiLength )              = 0;

  virtual Void  resetBits         ()                                          = 0;
  virtual UInt  getNumWrittenBits ()                                          = 0;

  virtual Void  encodeBin         ( UInt  uiBin,  ContextModel& rcCtxModel )  = 0;
  virtual Void  encodeBinEP       ( UInt  uiBin                            )  = 0;
  virtual Void  encodeBinsEP      ( UInt  uiBins, Int numBins              )  = 0;
  virtual Void  encodeBinTrm      ( UInt  uiBin                            )  = 0;

  virtual Void  align             ()                                          = 0;

  virtual TEncBinCABAC*   getTEncBinCABAC   ()  { return 0; }
  virtual const TEncBinCABAC*   getTEncBinCABAC   () const { return 0; }

  virtual ~TEncBinIf() {}
};

//! \}

#endif