mirror of
https://github.com/saymrwulf/onnxruntime.git
synced 2026-05-23 22:13:38 +00:00
91 lines
2.9 KiB
C++
91 lines
2.9 KiB
C++
// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
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#include "pch.h"
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#include <thread>
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#include "OnnxruntimeCpuSessionBuilder.h"
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#include "OnnxruntimeEngine.h"
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#include "OnnxruntimeErrors.h"
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using namespace _winml;
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HRESULT OnnxruntimeCpuSessionBuilder::RuntimeClassInitialize(OnnxruntimeEngineFactory* engine_factory) {
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engine_factory_ = engine_factory;
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return S_OK;
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}
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HRESULT
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OnnxruntimeCpuSessionBuilder::CreateSessionOptions(
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OrtSessionOptions** options) {
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RETURN_HR_IF_NULL(E_POINTER, options);
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auto ort_api = engine_factory_->UseOrtApi();
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auto winml_adapter_api = engine_factory_->UseWinmlAdapterApi();
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OrtSessionOptions* ort_options;
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RETURN_HR_IF_NOT_OK_MSG(ort_api->CreateSessionOptions(&ort_options),
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ort_api);
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auto session_options = UniqueOrtSessionOptions(ort_options, ort_api->ReleaseSessionOptions);
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// set the graph optimization level to all (used to be called level 3)
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RETURN_HR_IF_NOT_OK_MSG(ort_api->SetSessionGraphOptimizationLevel(session_options.get(), GraphOptimizationLevel::ORT_ENABLE_ALL),
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ort_api);
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// Onnxruntime will use half the number of concurrent threads supported on the system
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// by default. This causes MLAS to not exercise every logical core.
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// We force the thread pool size to be maxxed out to ensure that WinML always
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// runs the fastest.
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RETURN_HR_IF_NOT_OK_MSG(ort_api->SetIntraOpNumThreads(session_options.get(), std::thread::hardware_concurrency()),
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ort_api);
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#ifndef _WIN64
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auto use_arena = false;
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#else
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auto use_arena = true;
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#endif
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RETURN_HR_IF_NOT_OK_MSG(winml_adapter_api->OrtSessionOptionsAppendExecutionProvider_CPU(session_options.get(), use_arena),
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ort_api);
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// call release() so the underlying OrtSessionOptions object isn't freed
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*options = session_options.release();
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return S_OK;
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}
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HRESULT
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OnnxruntimeCpuSessionBuilder::CreateSession(
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OrtSessionOptions* options,
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OrtSession** session) {
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RETURN_HR_IF_NULL(E_POINTER, session);
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auto ort_api = engine_factory_->UseOrtApi();
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auto winml_adapter_api = engine_factory_->UseWinmlAdapterApi();
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OrtEnv* ort_env;
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RETURN_IF_FAILED(engine_factory_->GetOrtEnvironment(&ort_env));
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OrtSession* ort_session_raw;
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RETURN_HR_IF_NOT_OK_MSG(winml_adapter_api->CreateSessionWithoutModel(ort_env, options, &ort_session_raw),
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engine_factory_->UseOrtApi());
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auto ort_session = UniqueOrtSession(ort_session_raw, ort_api->ReleaseSession);
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*session = ort_session.release();
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return S_OK;
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}
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HRESULT
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OnnxruntimeCpuSessionBuilder::Initialize(
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OrtSession* session) {
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RETURN_HR_IF_NULL(E_INVALIDARG, session);
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auto winml_adapter_api = engine_factory_->UseWinmlAdapterApi();
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RETURN_HR_IF_NOT_OK_MSG(winml_adapter_api->SessionInitialize(session),
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engine_factory_->UseOrtApi());
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return S_OK;
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}
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