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84 lines
3.1 KiB
84 lines
3.1 KiB
4 months ago
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/*
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* Copyright (C) 2019 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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#pragma once
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#include <thread>
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#include <aidl/android/hardware/automotive/occupant_awareness/BnOccupantAwareness.h>
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#include <aidl/android/hardware/automotive/occupant_awareness/BnOccupantAwarenessClientCallback.h>
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#include <utils/StrongPointer.h>
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#include "DetectionGenerator.h"
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namespace android {
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namespace hardware {
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namespace automotive {
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namespace occupant_awareness {
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namespace V1_0 {
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namespace implementation {
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using ::aidl::android::hardware::automotive::occupant_awareness::BnOccupantAwareness;
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using ::aidl::android::hardware::automotive::occupant_awareness::IOccupantAwarenessClientCallback;
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using ::aidl::android::hardware::automotive::occupant_awareness::OccupantAwarenessStatus;
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using ::aidl::android::hardware::automotive::occupant_awareness::OccupantDetections;
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using ::aidl::android::hardware::automotive::occupant_awareness::Role;
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/**
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* The mock HAL can detect presence of Driver and front passenger, and driver awareness detection
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* for driver.
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**/
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class OccupantAwareness : public BnOccupantAwareness {
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public:
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// Methods from ::android::hardware::automotive::occupant_awareness::IOccupantAwareness
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// follow.
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ndk::ScopedAStatus startDetection(OccupantAwarenessStatus* status) override;
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ndk::ScopedAStatus stopDetection(OccupantAwarenessStatus* status) override;
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ndk::ScopedAStatus getCapabilityForRole(Role occupantRole, int32_t* capabilities) override;
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ndk::ScopedAStatus getState(Role occupantRole, int detectionCapability,
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OccupantAwarenessStatus* status) override;
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ndk::ScopedAStatus setCallback(
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const std::shared_ptr<IOccupantAwarenessClientCallback>& callback) override;
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ndk::ScopedAStatus getLatestDetection(OccupantDetections* detections) override;
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private:
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bool isValidRole(Role occupantRole);
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bool isValidDetectionCapabilities(int detectionCapabilities);
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bool isSingularCapability(int detectionCapability);
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void workerThreadFunction();
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static void startWorkerThread(OccupantAwareness* occupantAwareness);
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std::mutex mMutex;
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std::shared_ptr<IOccupantAwarenessClientCallback> mCallback = nullptr;
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OccupantAwarenessStatus mStatus = OccupantAwarenessStatus::NOT_INITIALIZED;
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OccupantDetections mLatestDetections;
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std::thread mWorkerThread;
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DetectionGenerator mGenerator;
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// Generate a new detection every 1ms.
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const int64_t mDetectionDurationMs = 1;
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};
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} // namespace implementation
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} // namespace V1_0
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} // namespace occupant_awareness
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} // namespace automotive
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} // namespace hardware
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} // namespace android
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