offline-speaker-segmentation-pyannote-model.cc
4.6 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
// sherpa-onnx/csrc/offline-speaker-segmentation-pyannote-model.cc
//
// Copyright (c) 2024 Xiaomi Corporation
#include "sherpa-onnx/csrc/offline-speaker-segmentation-pyannote-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/onnx-utils.h"
#include "sherpa-onnx/csrc/session.h"
namespace sherpa_onnx {
class OfflineSpeakerSegmentationPyannoteModel::Impl {
public:
explicit Impl(const OfflineSpeakerSegmentationModelConfig &config)
: config_(config),
env_(ORT_LOGGING_LEVEL_ERROR),
sess_opts_(GetSessionOptions(config)),
allocator_{} {
auto buf = ReadFile(config_.pyannote.model);
Init(buf.data(), buf.size());
}
template <typename Manager>
Impl(Manager *mgr, const OfflineSpeakerSegmentationModelConfig &config)
: config_(config),
env_(ORT_LOGGING_LEVEL_ERROR),
sess_opts_(GetSessionOptions(config)),
allocator_{} {
auto buf = ReadFile(mgr, config_.pyannote.model);
Init(buf.data(), buf.size());
}
const OfflineSpeakerSegmentationPyannoteModelMetaData &GetModelMetaData()
const {
return meta_data_;
}
Ort::Value Forward(Ort::Value x) {
auto out = sess_->Run({}, input_names_ptr_.data(), &x, 1,
output_names_ptr_.data(), output_names_ptr_.size());
return std::move(out[0]);
}
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\n", os.str().c_str());
#else
SHERPA_ONNX_LOGE("%s\n", os.str().c_str());
#endif
}
Ort::AllocatorWithDefaultOptions allocator; // used in the macro below
SHERPA_ONNX_READ_META_DATA(meta_data_.sample_rate, "sample_rate");
SHERPA_ONNX_READ_META_DATA(meta_data_.window_size, "window_size");
meta_data_.window_shift =
static_cast<int32_t>(0.1 * meta_data_.window_size);
SHERPA_ONNX_READ_META_DATA(meta_data_.receptive_field_size,
"receptive_field_size");
SHERPA_ONNX_READ_META_DATA(meta_data_.receptive_field_shift,
"receptive_field_shift");
SHERPA_ONNX_READ_META_DATA(meta_data_.num_speakers, "num_speakers");
SHERPA_ONNX_READ_META_DATA(meta_data_.powerset_max_classes,
"powerset_max_classes");
SHERPA_ONNX_READ_META_DATA(meta_data_.num_classes, "num_classes");
}
private:
OfflineSpeakerSegmentationModelConfig 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_;
OfflineSpeakerSegmentationPyannoteModelMetaData meta_data_;
};
OfflineSpeakerSegmentationPyannoteModel::
OfflineSpeakerSegmentationPyannoteModel(
const OfflineSpeakerSegmentationModelConfig &config)
: impl_(std::make_unique<Impl>(config)) {}
template <typename Manager>
OfflineSpeakerSegmentationPyannoteModel::
OfflineSpeakerSegmentationPyannoteModel(
Manager *mgr, const OfflineSpeakerSegmentationModelConfig &config)
: impl_(std::make_unique<Impl>(mgr, config)) {}
OfflineSpeakerSegmentationPyannoteModel::
~OfflineSpeakerSegmentationPyannoteModel() = default;
const OfflineSpeakerSegmentationPyannoteModelMetaData &
OfflineSpeakerSegmentationPyannoteModel::GetModelMetaData() const {
return impl_->GetModelMetaData();
}
Ort::Value OfflineSpeakerSegmentationPyannoteModel::Forward(
Ort::Value x) const {
return impl_->Forward(std::move(x));
}
#if __ANDROID_API__ >= 9
template OfflineSpeakerSegmentationPyannoteModel::
OfflineSpeakerSegmentationPyannoteModel(
AAssetManager *mgr,
const OfflineSpeakerSegmentationModelConfig &config);
#endif
#if __OHOS__
template OfflineSpeakerSegmentationPyannoteModel::
OfflineSpeakerSegmentationPyannoteModel(
NativeResourceManager *mgr,
const OfflineSpeakerSegmentationModelConfig &config);
#endif
} // namespace sherpa_onnx