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Change the way how PlpOptions is displayed

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Fangjun Kuang 2022-12-03 13:31:25 +08:00
parent 335b4d855a
commit 0baa34cc5e
3 changed files with 49 additions and 15 deletions
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28
kaldifeat/csrc/feature-plp.h
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@ -61,23 +61,21 @@ struct PlpOptions {
std::string ToString() const { std::string ToString() const {
std::ostringstream os; std::ostringstream os;
os << "frame_opts: \n"; os << "PlpOptions(";
os << frame_opts << "\n";
os << "\n";
os << "mel_opts: \n"; os << "frame_opts=" << frame_opts.ToString() << ", ";
os << mel_opts << "\n"; os << "mel_opts=" << mel_opts.ToString() << ", ";
os << "lpc_order: " << lpc_order << "\n"; os << "lpc_order=" << lpc_order << ", ";
os << "num_ceps: " << num_ceps << "\n"; os << "num_ceps=" << num_ceps << ", ";
os << "use_energy: " << use_energy << "\n"; os << "use_energy=" << (use_energy ? "True" : "False") << ", ";
os << "energy_floor: " << energy_floor << "\n"; os << "energy_floor=" << energy_floor << ", ";
os << "raw_energy: " << raw_energy << "\n"; os << "raw_energy=" << (raw_energy ? "True" : "False") << ", ";
os << "compress_factor: " << compress_factor << "\n"; os << "compress_factor=" << compress_factor << ", ";
os << "cepstral_lifter: " << cepstral_lifter << "\n"; os << "cepstral_lifter=" << cepstral_lifter << ", ";
os << "cepstral_scale: " << cepstral_scale << "\n"; os << "cepstral_scale=" << cepstral_scale << ", ";
os << "htk_compat: " << htk_compat << "\n"; os << "htk_compat=" << (htk_compat ? "True" : "False") << ", ";
os << "device: " << device << "\n"; os << "device=\"" << device << "\")";
return os.str(); return os.str();
} }
}; };

35
kaldifeat/python/csrc/feature-plp.cc
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@ -16,6 +16,41 @@ void PybindPlpOptions(py::module &m) {
using PyClass = PlpOptions; using PyClass = PlpOptions;
py::class_<PyClass>(m, "PlpOptions") py::class_<PyClass>(m, "PlpOptions")
.def(py::init<>()) .def(py::init<>())
.def(py::init([](const MelBanksOptions &mel_opts,
const FrameExtractionOptions &frame_opts =
FrameExtractionOptions(),
int32_t lpc_order = 12, int32_t num_ceps = 13,
bool use_energy = true, float energy_floor = 0.0,
bool raw_energy = true, float compress_factor = 0.33333,
int32_t cepstral_lifter = 22, float cepstral_scale = 1.0,
bool htk_compat = false,
py::object device =
py::str("cpu")) -> std::unique_ptr<PlpOptions> {
auto opts = std::make_unique<PlpOptions>();
opts->frame_opts = frame_opts;
opts->mel_opts = mel_opts;
opts->lpc_order = lpc_order;
opts->num_ceps = num_ceps;
opts->use_energy = use_energy;
opts->energy_floor = energy_floor;
opts->raw_energy = raw_energy;
opts->compress_factor = compress_factor;
opts->cepstral_lifter = cepstral_lifter;
opts->cepstral_scale = cepstral_scale;
opts->htk_compat = htk_compat;
std::string s = static_cast<py::str>(device);
opts->device = torch::Device(s);
return opts;
}),
py::arg("mel_opts"),
py::arg("frame_opts") = FrameExtractionOptions(),
py::arg("lpc_order") = 12, py::arg("num_ceps") = 13,
py::arg("use_energy") = true, py::arg("energy_floor") = 0.0,
py::arg("raw_energy") = true, py::arg("compress_factor") = 0.33333,
py::arg("cepstral_lifter") = 22, py::arg("cepstral_scale") = 1.0,
py::arg("htk_compat") = false, py::arg("device") = py::str("cpu"))
.def_readwrite("frame_opts", &PyClass::frame_opts) .def_readwrite("frame_opts", &PyClass::frame_opts)
.def_readwrite("mel_opts", &PyClass::mel_opts) .def_readwrite("mel_opts", &PyClass::mel_opts)
.def_readwrite("lpc_order", &PyClass::lpc_order) .def_readwrite("lpc_order", &PyClass::lpc_order)

1
kaldifeat/python/tests/test_plp_options.py
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@ -12,6 +12,7 @@ import kaldifeat
def test_default(): def test_default():
opts = kaldifeat.PlpOptions() opts = kaldifeat.PlpOptions()
print(opts)
assert opts.frame_opts.samp_freq == 16000 assert opts.frame_opts.samp_freq == 16000
assert opts.frame_opts.frame_shift_ms == 10.0 assert opts.frame_opts.frame_shift_ms == 10.0
assert opts.frame_opts.frame_length_ms == 25.0 assert opts.frame_opts.frame_length_ms == 25.0