153 lines
4.7 KiB
C++
153 lines
4.7 KiB
C++
// sherpa-onnx/csrc/offline-speaker-segmentation-pyannote-model.cc
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//
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// Copyright (c) 2024 Xiaomi Corporation
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#include "sherpa-onnx/csrc/offline-speaker-segmentation-pyannote-model.h"
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#include <string>
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#include <utility>
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#include <vector>
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#if __ANDROID_API__ >= 9
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#include "android/asset_manager.h"
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#include "android/asset_manager_jni.h"
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#endif
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#if __OHOS__
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#include "rawfile/raw_file_manager.h"
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#endif
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#include "sherpa-onnx/csrc/file-utils.h"
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#include "sherpa-onnx/csrc/onnx-utils.h"
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#include "sherpa-onnx/csrc/session.h"
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namespace sherpa_onnx {
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class OfflineSpeakerSegmentationPyannoteModel::Impl {
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public:
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explicit Impl(const OfflineSpeakerSegmentationModelConfig &config)
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: config_(config),
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env_(ORT_LOGGING_LEVEL_ERROR),
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sess_opts_(GetSessionOptions(config)),
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allocator_{} {
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auto buf = ReadFile(config_.pyannote.model);
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Init(buf.data(), buf.size());
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}
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template <typename Manager>
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Impl(Manager *mgr, const OfflineSpeakerSegmentationModelConfig &config)
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: config_(config),
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env_(ORT_LOGGING_LEVEL_ERROR),
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sess_opts_(GetSessionOptions(config)),
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allocator_{} {
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auto buf = ReadFile(mgr, config_.pyannote.model);
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Init(buf.data(), buf.size());
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}
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const OfflineSpeakerSegmentationPyannoteModelMetaData &GetModelMetaData()
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const {
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return meta_data_;
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}
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Ort::Value Forward(Ort::Value x) {
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auto out = sess_->Run({}, input_names_ptr_.data(), &x, 1,
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output_names_ptr_.data(), output_names_ptr_.size());
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return std::move(out[0]);
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}
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private:
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void Init(void *model_data, size_t model_data_length) {
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sess_ = std::make_unique<Ort::Session>(env_, model_data, model_data_length,
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sess_opts_);
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GetInputNames(sess_.get(), &input_names_, &input_names_ptr_);
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GetOutputNames(sess_.get(), &output_names_, &output_names_ptr_);
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// get meta data
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Ort::ModelMetadata meta_data = sess_->GetModelMetadata();
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if (config_.debug) {
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std::ostringstream os;
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PrintModelMetadata(os, meta_data);
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#if __OHOS__
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SHERPA_ONNX_LOGE("%{public}s\n", os.str().c_str());
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#else
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SHERPA_ONNX_LOGE("%s\n", os.str().c_str());
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#endif
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}
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Ort::AllocatorWithDefaultOptions allocator; // used in the macro below
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SHERPA_ONNX_READ_META_DATA(meta_data_.sample_rate, "sample_rate");
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SHERPA_ONNX_READ_META_DATA(meta_data_.window_size, "window_size");
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meta_data_.window_shift =
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static_cast<int32_t>(0.1 * meta_data_.window_size);
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SHERPA_ONNX_READ_META_DATA(meta_data_.receptive_field_size,
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"receptive_field_size");
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SHERPA_ONNX_READ_META_DATA(meta_data_.receptive_field_shift,
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"receptive_field_shift");
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SHERPA_ONNX_READ_META_DATA(meta_data_.num_speakers, "num_speakers");
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SHERPA_ONNX_READ_META_DATA(meta_data_.powerset_max_classes,
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"powerset_max_classes");
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SHERPA_ONNX_READ_META_DATA(meta_data_.num_classes, "num_classes");
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}
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private:
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OfflineSpeakerSegmentationModelConfig config_;
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Ort::Env env_;
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Ort::SessionOptions sess_opts_;
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Ort::AllocatorWithDefaultOptions allocator_;
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std::unique_ptr<Ort::Session> sess_;
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std::vector<std::string> input_names_;
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std::vector<const char *> input_names_ptr_;
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std::vector<std::string> output_names_;
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std::vector<const char *> output_names_ptr_;
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OfflineSpeakerSegmentationPyannoteModelMetaData meta_data_;
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};
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OfflineSpeakerSegmentationPyannoteModel::
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OfflineSpeakerSegmentationPyannoteModel(
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const OfflineSpeakerSegmentationModelConfig &config)
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: impl_(std::make_unique<Impl>(config)) {}
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template <typename Manager>
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OfflineSpeakerSegmentationPyannoteModel::
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OfflineSpeakerSegmentationPyannoteModel(
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Manager *mgr, const OfflineSpeakerSegmentationModelConfig &config)
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: impl_(std::make_unique<Impl>(mgr, config)) {}
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OfflineSpeakerSegmentationPyannoteModel::
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~OfflineSpeakerSegmentationPyannoteModel() = default;
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const OfflineSpeakerSegmentationPyannoteModelMetaData &
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OfflineSpeakerSegmentationPyannoteModel::GetModelMetaData() const {
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return impl_->GetModelMetaData();
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}
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Ort::Value OfflineSpeakerSegmentationPyannoteModel::Forward(
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Ort::Value x) const {
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return impl_->Forward(std::move(x));
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}
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#if __ANDROID_API__ >= 9
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template OfflineSpeakerSegmentationPyannoteModel::
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OfflineSpeakerSegmentationPyannoteModel(
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AAssetManager *mgr,
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const OfflineSpeakerSegmentationModelConfig &config);
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#endif
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#if __OHOS__
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template OfflineSpeakerSegmentationPyannoteModel::
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OfflineSpeakerSegmentationPyannoteModel(
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NativeResourceManager *mgr,
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const OfflineSpeakerSegmentationModelConfig &config);
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#endif
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} // namespace sherpa_onnx
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