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31 lines
738 B
C++
31 lines
738 B
C++
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#include <qpdf/QPDFStreamFilter.hh>
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#include <memory>
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#include <vector>
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#ifndef SF_FLATELZWDECODE_HH
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#define SF_FLATELZWDECODE_HH
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class SF_FlateLzwDecode: public QPDFStreamFilter
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{
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public:
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SF_FlateLzwDecode(bool lzw);
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virtual ~SF_FlateLzwDecode() = default;
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virtual bool setDecodeParms(QPDFObjectHandle decode_parms);
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virtual Pipeline* getDecodePipeline(Pipeline* next);
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static std::shared_ptr<QPDFStreamFilter> flate_factory();
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static std::shared_ptr<QPDFStreamFilter> lzw_factory();
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private:
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bool lzw;
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int predictor;
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int columns;
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int colors;
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int bits_per_component;
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bool early_code_change;
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std::vector<std::shared_ptr<Pipeline>> pipelines;
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};
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#endif // SF_FLATELZWDECODE_HH
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