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60 lines
1.8 KiB
60 lines
1.8 KiB
4 months ago
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/*
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* Copyright (C) 2021 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "Callbacks"
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#include "Callbacks.h"
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#include <android-base/logging.h>
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#include <android/binder_auto_utils.h>
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#include <limits>
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namespace aidl::android::hardware::neuralnetworks::implementation {
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ndk::ScopedAStatus PreparedModelCallback::notify(
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ErrorStatus errorStatus, const std::shared_ptr<IPreparedModel>& preparedModel) {
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{
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std::lock_guard<std::mutex> hold(mMutex);
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// quick-return if object has already been notified
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if (mNotified) {
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return ndk::ScopedAStatus::ok();
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}
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// store results and mark as notified
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mErrorStatus = errorStatus;
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mPreparedModel = preparedModel;
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mNotified = true;
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}
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mCondition.notify_all();
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return ndk::ScopedAStatus::ok();
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}
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void PreparedModelCallback::wait() const {
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std::unique_lock<std::mutex> lock(mMutex);
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mCondition.wait(lock, [this] { return mNotified; });
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}
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ErrorStatus PreparedModelCallback::getStatus() const {
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wait();
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return mErrorStatus;
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}
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std::shared_ptr<IPreparedModel> PreparedModelCallback::getPreparedModel() const {
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wait();
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return mPreparedModel;
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}
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} // namespace aidl::android::hardware::neuralnetworks::implementation
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