kaldifeat/kaldifeat/python/csrc/feature-window.cc
2021-07-18 19:46:14 +08:00

56 lines
2.1 KiB
C++

// kaldifeat/python/csrc/feature-window.cc
//
// Copyright (c) 2021 Xiaomi Corporation (authors: Fangjun Kuang)
#include "kaldifeat/python/csrc/feature-window.h"
#include <string>
#include "kaldifeat/csrc/feature-window.h"
namespace kaldifeat {
static void PybindFrameExtractionOptions(py::module &m) {
py::class_<FrameExtractionOptions>(m, "FrameExtractionOptions")
.def(py::init<>())
.def_readwrite("samp_freq", &FrameExtractionOptions::samp_freq)
.def_readwrite("frame_shift_ms", &FrameExtractionOptions::frame_shift_ms)
.def_readwrite("frame_length_ms",
&FrameExtractionOptions::frame_length_ms)
.def_readwrite("dither", &FrameExtractionOptions::dither)
.def_readwrite("preemph_coeff", &FrameExtractionOptions::preemph_coeff)
.def_readwrite("remove_dc_offset",
&FrameExtractionOptions::remove_dc_offset)
.def_readwrite("window_type", &FrameExtractionOptions::window_type)
.def_readwrite("round_to_power_of_two",
&FrameExtractionOptions::round_to_power_of_two)
.def_readwrite("blackman_coeff", &FrameExtractionOptions::blackman_coeff)
.def_readwrite("snip_edges", &FrameExtractionOptions::snip_edges)
#if 0
.def_readwrite("allow_downsample",
&FrameExtractionOptions::allow_downsample)
.def_readwrite("allow_upsample", &FrameExtractionOptions::allow_upsample)
.def_readwrite("max_feature_vectors",
&FrameExtractionOptions::max_feature_vectors)
#endif
.def("__str__", [](const FrameExtractionOptions &self) -> std::string {
return self.ToString();
});
m.def("num_frames", &NumFrames, py::arg("num_samples"), py::arg("opts"),
py::arg("flush") = true);
m.def("get_strided", &GetStrided, py::arg("wave"), py::arg("opts"));
}
void PybindFeatureWindow(py::module &m) {
PybindFrameExtractionOptions(m);
m.def("num_frames", &NumFrames, py::arg("num_samples"), py::arg("opts"),
py::arg("flush") = true);
m.def("get_strided", &GetStrided, py::arg("wave"), py::arg("opts"));
}
} // namespace kaldifeat