| 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) 2010-2013, 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 TDecBinCoder.h |
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| 35 | \brief binary entropy decoder interface |
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| 36 | */ |
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| 37 | |
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| 38 | #ifndef __TDEC_BIN_CODER__ |
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| 39 | #define __TDEC_BIN_CODER__ |
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| 40 | |
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| 41 | #include "TLibCommon/ContextModel.h" |
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| 42 | #include "TLibCommon/TComBitStream.h" |
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| 43 | |
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| 44 | //! \ingroup TLibDecoder |
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| 45 | //! \{ |
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| 46 | class TDecBinCABAC; |
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| 47 | |
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| 48 | class TDecBinIf |
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| 49 | { |
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| 50 | public: |
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| 51 | virtual Void init ( TComInputBitstream* pcTComBitstream ) = 0; |
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| 52 | virtual Void uninit () = 0; |
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| 53 | |
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| 54 | virtual Void start () = 0; |
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| 55 | virtual Void finish () = 0; |
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| 56 | |
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| 57 | virtual Void decodeBin ( UInt& ruiBin, ContextModel& rcCtxModel ) = 0; |
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| 58 | virtual Void decodeBinEP ( UInt& ruiBin ) = 0; |
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| 59 | virtual Void decodeBinsEP ( UInt& ruiBins, Int numBins ) = 0; |
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| 60 | virtual Void decodeBinTrm ( UInt& ruiBin ) = 0; |
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| 61 | |
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| 62 | virtual Void xReadPCMCode ( UInt uiLength, UInt& ruiCode) = 0; |
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| 63 | |
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| 64 | virtual ~TDecBinIf() {} |
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| 65 | |
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| 66 | virtual Void copyState ( TDecBinIf* pcTDecBinIf ) = 0; |
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| 67 | virtual TDecBinCABAC* getTDecBinCABAC () { return 0; } |
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| 68 | }; |
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| 69 | |
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| 70 | //! \} |
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| 71 | |
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| 72 | #endif |
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