JBig2_HuffmanTable.h revision ee451cb395940862dad63c85adfe8f2fd55e864c 
1// Copyright 2014 PDFium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7#ifndef _JBIG2_HUFFMAN_TABLE_H_
8#define _JBIG2_HUFFMAN_TABLE_H_
9#include "JBig2_Module.h"
10#include "JBig2_HuffmanTable_Standard.h"
11#include "JBig2_BitStream.h"
12class CJBig2_HuffmanTable : public CJBig2_Object
13{
14public:
15
16    CJBig2_HuffmanTable(const JBig2TableLine *pTable, int nLines, FX_BOOL bHTOOB);
17
18    CJBig2_HuffmanTable(CJBig2_BitStream *pStream);
19
20    ~CJBig2_HuffmanTable();
21
22    void init();
23
24    int parseFromStandardTable(const JBig2TableLine *pTable, int nLines, FX_BOOL bHTOOB);
25
26    int parseFromCodedBuffer(CJBig2_BitStream *pStream);
27
28    FX_BOOL isOK()
29    {
30        return m_bOK;
31    }
32private:
33    FX_BOOL HTOOB;
34    int NTEMP;
35    int *CODES;
36    int *PREFLEN;
37    int *RANGELEN;
38    int *RANGELOW;
39    FX_BOOL m_bOK;
40    friend class CJBig2_HuffmanDecoder;
41};
42#endif
43