0992063de8
* added csrc/stack.cc * stack: added checks * added copyright info * passed cpp style checks * formatted code * added some support for streaming conformer model support (not verified) * code lint * made more progress with streaming conformer support (not working yet) * passed style check * changes as suggested by @csukuangfj * added some debug info * fixed style check * Use Cat to replace Stack * remove debug statements --------- Co-authored-by: Jingzhao Ou (jou2019) <jou2019@cisco.com> Co-authored-by: Fangjun Kuang <csukuangfj@gmail.com>
108 lines
3.3 KiB
C++
108 lines
3.3 KiB
C++
// sherpa-onnx/csrc/online-zipformer-transducer-model.h
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//
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// Copyright (c) 2023 Xiaomi Corporation
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#ifndef SHERPA_ONNX_CSRC_ONLINE_ZIPFORMER_TRANSDUCER_MODEL_H_
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#define SHERPA_ONNX_CSRC_ONLINE_ZIPFORMER_TRANSDUCER_MODEL_H_
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#include <memory>
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#include <string>
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#include <utility>
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#include <vector>
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#if __ANDROID_API__ >= 9
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#include "android/asset_manager.h"
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#include "android/asset_manager_jni.h"
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#endif
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#include "onnxruntime_cxx_api.h" // NOLINT
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#include "sherpa-onnx/csrc/online-transducer-model-config.h"
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#include "sherpa-onnx/csrc/online-transducer-model.h"
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namespace sherpa_onnx {
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class OnlineZipformerTransducerModel : public OnlineTransducerModel {
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public:
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explicit OnlineZipformerTransducerModel(
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const OnlineTransducerModelConfig &config);
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#if __ANDROID_API__ >= 9
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OnlineZipformerTransducerModel(AAssetManager *mgr,
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const OnlineTransducerModelConfig &config);
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#endif
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std::vector<Ort::Value> StackStates(
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const std::vector<std::vector<Ort::Value>> &states) const override;
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std::vector<std::vector<Ort::Value>> UnStackStates(
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const std::vector<Ort::Value> &states) const override;
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std::vector<Ort::Value> GetEncoderInitStates() override;
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std::pair<Ort::Value, std::vector<Ort::Value>> RunEncoder(
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Ort::Value features, std::vector<Ort::Value> states,
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Ort::Value processed_frames) override;
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Ort::Value RunDecoder(Ort::Value decoder_input) override;
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Ort::Value RunJoiner(Ort::Value encoder_out, Ort::Value decoder_out) override;
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int32_t ContextSize() const override { return context_size_; }
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int32_t ChunkSize() const override { return T_; }
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int32_t ChunkShift() const override { return decode_chunk_len_; }
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int32_t VocabSize() const override { return vocab_size_; }
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OrtAllocator *Allocator() override { return allocator_; }
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private:
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void InitEncoder(void *model_data, size_t model_data_length);
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void InitDecoder(void *model_data, size_t model_data_length);
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void InitJoiner(void *model_data, size_t model_data_length);
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private:
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Ort::Env env_;
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Ort::SessionOptions sess_opts_;
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Ort::AllocatorWithDefaultOptions allocator_;
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std::unique_ptr<Ort::Session> encoder_sess_;
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std::unique_ptr<Ort::Session> decoder_sess_;
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std::unique_ptr<Ort::Session> joiner_sess_;
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std::vector<std::string> encoder_input_names_;
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std::vector<const char *> encoder_input_names_ptr_;
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std::vector<std::string> encoder_output_names_;
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std::vector<const char *> encoder_output_names_ptr_;
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std::vector<std::string> decoder_input_names_;
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std::vector<const char *> decoder_input_names_ptr_;
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std::vector<std::string> decoder_output_names_;
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std::vector<const char *> decoder_output_names_ptr_;
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std::vector<std::string> joiner_input_names_;
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std::vector<const char *> joiner_input_names_ptr_;
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std::vector<std::string> joiner_output_names_;
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std::vector<const char *> joiner_output_names_ptr_;
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OnlineTransducerModelConfig config_;
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std::vector<int32_t> encoder_dims_;
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std::vector<int32_t> attention_dims_;
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std::vector<int32_t> num_encoder_layers_;
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std::vector<int32_t> cnn_module_kernels_;
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std::vector<int32_t> left_context_len_;
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int32_t T_ = 0;
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int32_t decode_chunk_len_ = 0;
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int32_t context_size_ = 0;
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int32_t vocab_size_ = 0;
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};
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} // namespace sherpa_onnx
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#endif // SHERPA_ONNX_CSRC_ONLINE_ZIPFORMER_TRANSDUCER_MODEL_H_
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