support ngram and fst hotword for 2pass-offline (#1205)

Yabin Li

2023-12-26 b8825902d93d5017e44828316062dc8306b7ddcd

 runtime/onnxruntime/src/paraformer.h

@@ -20,6 +20,7 @@
    */
    private:
        Vocab* vocab = nullptr;
        Vocab* lm_vocab = nullptr;
        SegDict* seg_dict = nullptr;
        PhoneSet* phone_set_ = nullptr;
        //const float scale = 22.6274169979695;
@@ -65,6 +66,7 @@
        string FinalizeDecode(WfstDecoder* &wfst_decoder,
                          bool is_stamp=false, std::vector<float> us_alphas={0}, std::vector<float> us_cif_peak={0});
        Vocab* GetVocab();
        Vocab* GetLmVocab();
        PhoneSet* GetPhoneSet();
      
        knf::FbankOptions fbank_opts_;