#pragma once
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#ifndef PARAFORMER_MODELIMP_H
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#define PARAFORMER_MODELIMP_H
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#include "precomp.h"
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namespace paraformer {
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class ModelImp : public Model {
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private:
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//std::unique_ptr<knf::OnlineFbank> fbank_;
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knf::FbankOptions fbank_opts;
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std::unique_ptr<FsmnVad> vadHandle;
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Vocab* vocab;
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vector<float> means_list;
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vector<float> vars_list;
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const float scale = 22.6274169979695;
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int32_t lfr_window_size = 7;
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int32_t lfr_window_shift = 6;
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void load_cmvn(const char *filename);
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vector<float> ApplyLFR(const vector<float> &in);
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void ApplyCMVN(vector<float> *v);
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string greedy_search( float* in, int nLen);
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std::shared_ptr<Ort::Session> m_session;
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Ort::Env env_;
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Ort::SessionOptions sessionOptions;
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vector<string> m_strInputNames, m_strOutputNames;
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vector<const char*> m_szInputNames;
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vector<const char*> m_szOutputNames;
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public:
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ModelImp(const char* path, int nNumThread=0, bool quantize=false, bool use_vad=false);
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~ModelImp();
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void reset();
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vector<float> FbankKaldi(float sample_rate, const float* waves, int len);
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string forward_chunk(float* din, int len, int flag);
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string forward(float* din, int len, int flag);
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string rescoring();
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std::vector<std::vector<int>> vad_seg(std::vector<float>& pcm_data);
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};
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} // namespace paraformer
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#endif
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