speaker-embedding-extractor-model.cc
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// sherpa-onnx/csrc/speaker-embedding-extractor-model.cc
//
// Copyright (c) 2024 Xiaomi Corporation
#include "sherpa-onnx/csrc/speaker-embedding-extractor-model.h"
#include <string>
#include <utility>
#include <vector>
#if __ANDROID_API__ >= 9
#include "android/asset_manager.h"
#include "android/asset_manager_jni.h"
#endif
#if __OHOS__
#include "rawfile/raw_file_manager.h"
#endif
#include "sherpa-onnx/csrc/file-utils.h"
#include "sherpa-onnx/csrc/macros.h"
#include "sherpa-onnx/csrc/onnx-utils.h"
#include "sherpa-onnx/csrc/session.h"
#include "sherpa-onnx/csrc/speaker-embedding-extractor-model-meta-data.h"
namespace sherpa_onnx {
class SpeakerEmbeddingExtractorModel::Impl {
public:
explicit Impl(const SpeakerEmbeddingExtractorConfig &config)
: config_(config),
env_(ORT_LOGGING_LEVEL_ERROR),
sess_opts_(GetSessionOptions(config)),
allocator_{} {
{
auto buf = ReadFile(config.model);
Init(buf.data(), buf.size());
}
}
template <typename Manager>
Impl(Manager *mgr, const SpeakerEmbeddingExtractorConfig &config)
: config_(config),
env_(ORT_LOGGING_LEVEL_ERROR),
sess_opts_(GetSessionOptions(config)),
allocator_{} {
{
auto buf = ReadFile(mgr, config.model);
Init(buf.data(), buf.size());
}
}
Ort::Value Compute(Ort::Value x) const {
std::array<Ort::Value, 1> inputs = {std::move(x)};
auto outputs =
sess_->Run({}, input_names_ptr_.data(), inputs.data(), inputs.size(),
output_names_ptr_.data(), output_names_ptr_.size());
return std::move(outputs[0]);
}
const SpeakerEmbeddingExtractorModelMetaData &GetMetaData() const {
return meta_data_;
}
private:
void Init(void *model_data, size_t model_data_length) {
sess_ = std::make_unique<Ort::Session>(env_, model_data, model_data_length,
sess_opts_);
GetInputNames(sess_.get(), &input_names_, &input_names_ptr_);
GetOutputNames(sess_.get(), &output_names_, &output_names_ptr_);
// get meta data
Ort::ModelMetadata meta_data = sess_->GetModelMetadata();
if (config_.debug) {
std::ostringstream os;
PrintModelMetadata(os, meta_data);
#if __OHOS__
SHERPA_ONNX_LOGE("%{public}s", os.str().c_str());
#else
SHERPA_ONNX_LOGE("%s", os.str().c_str());
#endif
}
Ort::AllocatorWithDefaultOptions allocator; // used in the macro below
SHERPA_ONNX_READ_META_DATA(meta_data_.output_dim, "output_dim");
SHERPA_ONNX_READ_META_DATA(meta_data_.sample_rate, "sample_rate");
SHERPA_ONNX_READ_META_DATA(meta_data_.normalize_samples,
"normalize_samples");
SHERPA_ONNX_READ_META_DATA_STR(meta_data_.language, "language");
SHERPA_ONNX_READ_META_DATA_STR_WITH_DEFAULT(
meta_data_.feature_normalize_type, "feature_normalize_type", "");
std::string framework;
SHERPA_ONNX_READ_META_DATA_STR(framework, "framework");
if (framework != "wespeaker" && framework != "3d-speaker") {
#if __OHOS__
SHERPA_ONNX_LOGE(
"Expect a wespeaker or a 3d-speaker model, given: %{public}s",
framework.c_str());
#else
SHERPA_ONNX_LOGE("Expect a wespeaker or a 3d-speaker model, given: %s",
framework.c_str());
#endif
exit(-1);
}
}
private:
SpeakerEmbeddingExtractorConfig config_;
Ort::Env env_;
Ort::SessionOptions sess_opts_;
Ort::AllocatorWithDefaultOptions allocator_;
std::unique_ptr<Ort::Session> sess_;
std::vector<std::string> input_names_;
std::vector<const char *> input_names_ptr_;
std::vector<std::string> output_names_;
std::vector<const char *> output_names_ptr_;
SpeakerEmbeddingExtractorModelMetaData meta_data_;
};
SpeakerEmbeddingExtractorModel::SpeakerEmbeddingExtractorModel(
const SpeakerEmbeddingExtractorConfig &config)
: impl_(std::make_unique<Impl>(config)) {}
template <typename Manager>
SpeakerEmbeddingExtractorModel::SpeakerEmbeddingExtractorModel(
Manager *mgr, const SpeakerEmbeddingExtractorConfig &config)
: impl_(std::make_unique<Impl>(mgr, config)) {}
SpeakerEmbeddingExtractorModel::~SpeakerEmbeddingExtractorModel() = default;
const SpeakerEmbeddingExtractorModelMetaData &
SpeakerEmbeddingExtractorModel::GetMetaData() const {
return impl_->GetMetaData();
}
Ort::Value SpeakerEmbeddingExtractorModel::Compute(Ort::Value x) const {
return impl_->Compute(std::move(x));
}
#if __ANDROID_API__ >= 9
template SpeakerEmbeddingExtractorModel::SpeakerEmbeddingExtractorModel(
AAssetManager *mgr, const SpeakerEmbeddingExtractorConfig &config);
#endif
#if __OHOS__
template SpeakerEmbeddingExtractorModel::SpeakerEmbeddingExtractorModel(
NativeResourceManager *mgr, const SpeakerEmbeddingExtractorConfig &config);
#endif
} // namespace sherpa_onnx