40 lines
1.3 KiB
C++
40 lines
1.3 KiB
C++
// sherpa-onnx/csrc/rknn/online-transducer-greedy-search-decoder-rknn.h
|
|
//
|
|
// Copyright (c) 2025 Xiaomi Corporation
|
|
|
|
#ifndef SHERPA_ONNX_CSRC_RKNN_ONLINE_TRANSDUCER_GREEDY_SEARCH_DECODER_RKNN_H_
|
|
#define SHERPA_ONNX_CSRC_RKNN_ONLINE_TRANSDUCER_GREEDY_SEARCH_DECODER_RKNN_H_
|
|
|
|
#include <vector>
|
|
|
|
#include "sherpa-onnx/csrc/rknn/online-transducer-decoder-rknn.h"
|
|
#include "sherpa-onnx/csrc/rknn/online-transducer-greedy-search-decoder-rknn.h"
|
|
#include "sherpa-onnx/csrc/rknn/online-zipformer-transducer-model-rknn.h"
|
|
|
|
namespace sherpa_onnx {
|
|
|
|
class OnlineTransducerGreedySearchDecoderRknn
|
|
: public OnlineTransducerDecoderRknn {
|
|
public:
|
|
explicit OnlineTransducerGreedySearchDecoderRknn(
|
|
OnlineZipformerTransducerModelRknn *model, int32_t unk_id = 2,
|
|
float blank_penalty = 0.0)
|
|
: model_(model), unk_id_(unk_id), blank_penalty_(blank_penalty) {}
|
|
|
|
OnlineTransducerDecoderResultRknn GetEmptyResult() const override;
|
|
|
|
void StripLeadingBlanks(OnlineTransducerDecoderResultRknn *r) const override;
|
|
|
|
void Decode(std::vector<float> encoder_out,
|
|
OnlineTransducerDecoderResultRknn *result) const override;
|
|
|
|
private:
|
|
OnlineZipformerTransducerModelRknn *model_; // Not owned
|
|
int32_t unk_id_;
|
|
float blank_penalty_;
|
|
};
|
|
|
|
} // namespace sherpa_onnx
|
|
|
|
#endif // SHERPA_ONNX_CSRC_RKNN_ONLINE_TRANSDUCER_GREEDY_SEARCH_DECODER_RKNN_H_
|