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#ifndef MODEL_H
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#define MODEL_H
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#include <string>
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#include <map>
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#include "funasrruntime.h"
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#include "vocab.h"
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#include "phone-set.h"
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#include "fst/fstlib.h"
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#include "fst/symbol-table.h"
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namespace funasr {
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class Model {
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public:
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virtual ~Model(){};
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virtual void StartUtterance() = 0;
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virtual void EndUtterance() = 0;
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virtual void Reset() = 0;
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virtual void InitAsr(const std::string &am_model, const std::string &am_cmvn, const std::string &am_config, const std::string &token_file, int thread_num){};
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virtual void InitAsr(const std::string &en_model, const std::string &de_model, const std::string &am_cmvn, const std::string &am_config, const std::string &token_file, int thread_num){};
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virtual void InitAsr(const std::string &am_model, const std::string &en_model, const std::string &de_model, const std::string &am_cmvn, const std::string &am_config, const std::string &token_file, int thread_num){};
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virtual void InitLm(const std::string &lm_file, const std::string &lm_config, const std::string &lex_file){};
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virtual void InitFstDecoder(){};
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virtual std::string Forward(float *din, int len, bool input_finished, const std::vector<std::vector<float>> &hw_emb={{0.0}}, void* wfst_decoder=nullptr){return "";};
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virtual std::vector<std::string> Forward(float** din, int* len, bool input_finished, const std::vector<std::vector<float>> &hw_emb={{0.0}}, void* wfst_decoder=nullptr, int batch_in=1)
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{return std::vector<string>();};
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virtual std::string Rescoring() = 0;
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virtual void InitHwCompiler(const std::string &hw_model, int thread_num){};
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virtual void InitSegDict(const std::string &seg_dict_model){};
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virtual std::vector<std::vector<float>> CompileHotwordEmbedding(std::string &hotwords){return std::vector<std::vector<float>>();};
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virtual std::string GetLang(){return "";};
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virtual int GetAsrSampleRate() = 0;
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virtual void SetBatchSize(int batch_size) {};
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virtual int GetBatchSize() {return 0;};
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virtual Vocab* GetVocab() {return nullptr;};
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virtual Vocab* GetLmVocab() {return nullptr;};
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virtual PhoneSet* GetPhoneSet() {return nullptr;};
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};
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Model *CreateModel(std::map<std::string, std::string>& model_path, int thread_num=1, ASR_TYPE type=ASR_OFFLINE);
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Model *CreateModel(void* asr_handle, std::vector<int> chunk_size);
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} // namespace funasr
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#endif
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