mirror of
https://github.com/modelscope/FunASR
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55 lines
1.6 KiB
C++
55 lines
1.6 KiB
C++
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#ifndef VAD_SERVER_FSMNVAD_H
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#define VAD_SERVER_FSMNVAD_H
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#include "precomp.h"
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class FsmnVad {
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public:
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FsmnVad();
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void test();
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void init_vad(const std::string &vad_model, const std::string &vad_cmvn, int vad_sample_rate, int vad_silence_duration, int vad_max_len,
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float vad_speech_noise_thres);
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std::vector<std::vector<int>> infer(const std::vector<float> &waves);
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void Reset();
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private:
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void read_model(const std::string &vad_model);
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static void GetInputOutputInfo(
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const std::shared_ptr<Ort::Session> &session,
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std::vector<const char *> *in_names, std::vector<const char *> *out_names);
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void FbankKaldi(float sample_rate, std::vector<std::vector<float>> &vad_feats,
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const std::vector<float> &waves);
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std::vector<std::vector<float>> &LfrCmvn(std::vector<std::vector<float>> &vad_feats, int lfr_m, int lfr_n);
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void Forward(
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const std::vector<std::vector<float>> &chunk_feats,
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std::vector<std::vector<float>> *out_prob);
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void load_cmvn(const char *filename);
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void init_cache();
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std::shared_ptr<Ort::Session> vad_session_ = nullptr;
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Ort::Env env_;
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Ort::SessionOptions session_options_;
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std::vector<const char *> vad_in_names_;
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std::vector<const char *> vad_out_names_;
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std::vector<std::vector<float>> in_cache_;
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knf::FbankOptions fbank_opts;
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std::vector<float> means_list;
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std::vector<float> vars_list;
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int vad_sample_rate_ = 16000;
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int vad_silence_duration_ = 800;
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int vad_max_len_ = 15000;
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double vad_speech_noise_thres_ = 0.9;
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};
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#endif //VAD_SERVER_FSMNVAD_H
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