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Aug 7, 2020
Merged

Simplify C++ registration with TORCH_LIBRARY #840

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140 changes: 62 additions & 78 deletions torchaudio/csrc/register.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -5,86 +5,70 @@
#include <torchaudio/csrc/sox_io.h>
#include <torchaudio/csrc/sox_utils.h>

namespace torchaudio {
namespace {
TORCH_LIBRARY(torchaudio, m) {
//////////////////////////////////////////////////////////////////////////////
// sox_utils.h
//////////////////////////////////////////////////////////////////////////////
m.class_<torchaudio::sox_utils::TensorSignal>("TensorSignal")
.def(torch::init<torch::Tensor, int64_t, bool>())
.def("get_tensor", &torchaudio::sox_utils::TensorSignal::getTensor)
.def(
"get_sample_rate",
&torchaudio::sox_utils::TensorSignal::getSampleRate)
.def(
"get_channels_first",
&torchaudio::sox_utils::TensorSignal::getChannelsFirst);

////////////////////////////////////////////////////////////////////////////////
// sox_utils.h
////////////////////////////////////////////////////////////////////////////////
static auto registerTensorSignal =
torch::class_<sox_utils::TensorSignal>("torchaudio", "TensorSignal")
.def(torch::init<torch::Tensor, int64_t, bool>())
.def("get_tensor", &sox_utils::TensorSignal::getTensor)
.def("get_sample_rate", &sox_utils::TensorSignal::getSampleRate)
.def("get_channels_first", &sox_utils::TensorSignal::getChannelsFirst);
m.def("torchaudio::sox_utils_set_seed", &torchaudio::sox_utils::set_seed);
m.def(
"torchaudio::sox_utils_set_verbosity",
&torchaudio::sox_utils::set_verbosity);
m.def(
"torchaudio::sox_utils_set_use_threads",
&torchaudio::sox_utils::set_use_threads);
m.def(
"torchaudio::sox_utils_set_buffer_size",
&torchaudio::sox_utils::set_buffer_size);
m.def(
"torchaudio::sox_utils_list_effects",
&torchaudio::sox_utils::list_effects);
m.def(
"torchaudio::sox_utils_list_read_formats",
&torchaudio::sox_utils::list_read_formats);
m.def(
"torchaudio::sox_utils_list_write_formats",
&torchaudio::sox_utils::list_write_formats);

static auto registerSetSoxOptions =
torch::RegisterOperators()
.op("torchaudio::sox_utils_set_seed", &sox_utils::set_seed)
.op("torchaudio::sox_utils_set_verbosity", &sox_utils::set_verbosity)
.op("torchaudio::sox_utils_set_use_threads",
&sox_utils::set_use_threads)
.op("torchaudio::sox_utils_set_buffer_size",
&sox_utils::set_buffer_size)
.op("torchaudio::sox_utils_list_effects", &sox_utils::list_effects)
.op("torchaudio::sox_utils_list_read_formats",
&sox_utils::list_read_formats)
.op("torchaudio::sox_utils_list_write_formats",
&sox_utils::list_write_formats);
//////////////////////////////////////////////////////////////////////////////
// sox_io.h
//////////////////////////////////////////////////////////////////////////////
m.class_<torchaudio::sox_io::SignalInfo>("SignalInfo")
.def("get_sample_rate", &torchaudio::sox_io::SignalInfo::getSampleRate)
.def("get_num_channels", &torchaudio::sox_io::SignalInfo::getNumChannels)
.def("get_num_frames", &torchaudio::sox_io::SignalInfo::getNumFrames);

////////////////////////////////////////////////////////////////////////////////
// sox_io.h
////////////////////////////////////////////////////////////////////////////////
static auto registerSignalInfo =
torch::class_<sox_io::SignalInfo>("torchaudio", "SignalInfo")
.def("get_sample_rate", &sox_io::SignalInfo::getSampleRate)
.def("get_num_channels", &sox_io::SignalInfo::getNumChannels)
.def("get_num_frames", &sox_io::SignalInfo::getNumFrames);
m.def("torchaudio::sox_io_get_info", &torchaudio::sox_io::get_info);
m.def(
"torchaudio::sox_io_load_audio_file",
&torchaudio::sox_io::load_audio_file);
m.def(
"torchaudio::sox_io_save_audio_file",
&torchaudio::sox_io::save_audio_file);

static auto registerGetInfo = torch::RegisterOperators().op(
torch::RegisterOperators::options()
.schema(
"torchaudio::sox_io_get_info(str path) -> __torch__.torch.classes.torchaudio.SignalInfo info")
.catchAllKernel<decltype(sox_io::get_info), &sox_io::get_info>());

static auto registerLoadAudioFile = torch::RegisterOperators().op(
torch::RegisterOperators::options()
.schema(
"torchaudio::sox_io_load_audio_file(str path, int frame_offset, int num_frames, bool normalize, bool channels_first) -> __torch__.torch.classes.torchaudio.TensorSignal signal")
.catchAllKernel<
decltype(sox_io::load_audio_file),
&sox_io::load_audio_file>());

static auto registerSaveAudioFile = torch::RegisterOperators().op(
torch::RegisterOperators::options()
.schema(
"torchaudio::sox_io_save_audio_file(str path, __torch__.torch.classes.torchaudio.TensorSignal signal, float compression) -> ()")
.catchAllKernel<
decltype(sox_io::save_audio_file),
&sox_io::save_audio_file>());

////////////////////////////////////////////////////////////////////////////////
// sox_effects.h
////////////////////////////////////////////////////////////////////////////////
static auto registerSoxEffects =
torch::RegisterOperators()
.op("torchaudio::sox_effects_initialize_sox_effects",
&sox_effects::initialize_sox_effects)
.op("torchaudio::sox_effects_shutdown_sox_effects",
&sox_effects::shutdown_sox_effects)
.op(torch::RegisterOperators::options()
.schema(
"torchaudio::sox_effects_apply_effects_tensor(__torch__.torch.classes.torchaudio.TensorSignal input_signal, str[][] effects) -> __torch__.torch.classes.torchaudio.TensorSignal output_signal")
.catchAllKernel<
decltype(sox_effects::apply_effects_tensor),
&sox_effects::apply_effects_tensor>())
.op(torch::RegisterOperators::options()
.schema(
"torchaudio::sox_effects_apply_effects_file(str path, str[][] effects, bool normalize, bool channels_first) -> __torch__.torch.classes.torchaudio.TensorSignal output_signal")
.catchAllKernel<
decltype(sox_effects::apply_effects_file),
&sox_effects::apply_effects_file>());

} // namespace
} // namespace torchaudio
//////////////////////////////////////////////////////////////////////////////
// sox_effects.h
//////////////////////////////////////////////////////////////////////////////
m.def(
"torchaudio::sox_effects_initialize_sox_effects",
&torchaudio::sox_effects::initialize_sox_effects);
m.def(
"torchaudio::sox_effects_shutdown_sox_effects",
&torchaudio::sox_effects::shutdown_sox_effects);
m.def(
"torchaudio::sox_effects_apply_effects_tensor",
&torchaudio::sox_effects::apply_effects_tensor);
m.def(
"torchaudio::sox_effects_apply_effects_file",
&torchaudio::sox_effects::apply_effects_file);
}
#endif