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// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef CORE_FXCODEC_JBIG2_JBIG2_ARITHINTDECODER_H_
#define CORE_FXCODEC_JBIG2_JBIG2_ARITHINTDECODER_H_
#include <vector>
#include "core/fxcodec/jbig2/JBig2_ArithDecoder.h"
#include "core/fxcrt/fx_system.h"
class CJBig2_ArithIntDecoder {
public:
CJBig2_ArithIntDecoder();
~CJBig2_ArithIntDecoder();
// Returns true on success, and false when an OOB condition occurs. Many
// callers can tolerate OOB and do not check the return value.
bool decode(CJBig2_ArithDecoder* pArithDecoder, int* nResult);
private:
std::vector<JBig2ArithCtx> m_IAx;
};
class CJBig2_ArithIaidDecoder {
public:
explicit CJBig2_ArithIaidDecoder(unsigned char SBSYMCODELENA);
~CJBig2_ArithIaidDecoder();
void decode(CJBig2_ArithDecoder* pArithDecoder, uint32_t* nResult);
private:
std::vector<JBig2ArithCtx> m_IAID;
const unsigned char SBSYMCODELEN;
};
#endif // CORE_FXCODEC_JBIG2_JBIG2_ARITHINTDECODER_H_
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