83 lines
3.2 KiB
C++
83 lines
3.2 KiB
C++
// sherpa-onnx/python/csrc/keyword-spotter.cc
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//
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// Copyright (c) 2024 Xiaomi Corporation
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#include "sherpa-onnx/python/csrc/keyword-spotter.h"
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#include <string>
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#include <vector>
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#include "sherpa-onnx/csrc/keyword-spotter.h"
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namespace sherpa_onnx {
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static void PybindKeywordResult(py::module *m) {
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using PyClass = KeywordResult;
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py::class_<PyClass>(*m, "KeywordResult")
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.def_property_readonly(
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"keyword",
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[](PyClass &self) -> py::str {
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return py::str(PyUnicode_DecodeUTF8(self.keyword.c_str(),
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self.keyword.size(), "ignore"));
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})
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.def_property_readonly(
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"tokens",
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[](PyClass &self) -> std::vector<std::string> { return self.tokens; })
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.def_property_readonly(
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"timestamps",
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[](PyClass &self) -> std::vector<float> { return self.timestamps; });
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}
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static void PybindKeywordSpotterConfig(py::module *m) {
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using PyClass = KeywordSpotterConfig;
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py::class_<PyClass>(*m, "KeywordSpotterConfig")
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.def(py::init<const FeatureExtractorConfig &, const OnlineModelConfig &,
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int32_t, int32_t, float, float, const std::string &>(),
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py::arg("feat_config"), py::arg("model_config"),
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py::arg("max_active_paths") = 4, py::arg("num_trailing_blanks") = 1,
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py::arg("keywords_score") = 1.0,
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py::arg("keywords_threshold") = 0.25, py::arg("keywords_file") = "")
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.def_readwrite("feat_config", &PyClass::feat_config)
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.def_readwrite("model_config", &PyClass::model_config)
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.def_readwrite("max_active_paths", &PyClass::max_active_paths)
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.def_readwrite("num_trailing_blanks", &PyClass::num_trailing_blanks)
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.def_readwrite("keywords_score", &PyClass::keywords_score)
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.def_readwrite("keywords_threshold", &PyClass::keywords_threshold)
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.def_readwrite("keywords_file", &PyClass::keywords_file)
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.def("__str__", &PyClass::ToString);
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}
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void PybindKeywordSpotter(py::module *m) {
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PybindKeywordResult(m);
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PybindKeywordSpotterConfig(m);
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using PyClass = KeywordSpotter;
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py::class_<PyClass>(*m, "KeywordSpotter")
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.def(py::init<const KeywordSpotterConfig &>(), py::arg("config"),
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py::call_guard<py::gil_scoped_release>())
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.def(
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"create_stream",
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[](const PyClass &self) { return self.CreateStream(); },
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py::call_guard<py::gil_scoped_release>())
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.def(
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"create_stream",
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[](PyClass &self, const std::string &keywords) {
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return self.CreateStream(keywords);
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},
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py::arg("keywords"), py::call_guard<py::gil_scoped_release>())
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.def("is_ready", &PyClass::IsReady,
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py::call_guard<py::gil_scoped_release>())
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.def("decode_stream", &PyClass::DecodeStream,
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py::call_guard<py::gil_scoped_release>())
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.def(
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"decode_streams",
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[](PyClass &self, std::vector<OnlineStream *> ss) {
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self.DecodeStreams(ss.data(), ss.size());
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},
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py::call_guard<py::gil_scoped_release>())
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.def("get_result", &PyClass::GetResult,
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py::call_guard<py::gil_scoped_release>());
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}
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} // namespace sherpa_onnx
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