146 lines
6.1 KiB
C++
146 lines
6.1 KiB
C++
/*
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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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#ifndef CPP_EVS_MANAGER_1_1_ENUMERATOR_H_
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#define CPP_EVS_MANAGER_1_1_ENUMERATOR_H_
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#include "HalCamera.h"
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#include "IEnumeratorManager.h"
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#include "IPermissionsChecker.h"
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#include "ServiceFactory.h"
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#include "VirtualCamera.h"
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#include "emul/EvsEmulatedCamera.h"
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#include "stats/IStatsCollector.h"
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#include "stats/StatsCollector.h"
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#include <android/hardware/automotive/evs/1.1/IEvsDisplay.h>
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#include <android/hardware/automotive/evs/1.1/IEvsEnumerator.h>
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#include <android/hardware/camera/device/3.2/ICameraDevice.h>
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#include <system/camera_metadata.h>
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#include <list>
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#include <memory>
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#include <unordered_map>
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#include <unordered_set>
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namespace android::automotive::evs::V1_1::implementation {
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// Passthrough to remove static cling and allow for mocking.
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class ProdServiceFactory : public ServiceFactory {
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public:
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explicit ProdServiceFactory(const char* hardwareServiceName) :
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mService(IEvsEnumerator::getService(hardwareServiceName)) {}
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virtual ~ProdServiceFactory() = default;
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::android::hardware::automotive::evs::V1_1::IEvsEnumerator* getService() override {
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return mService.get();
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}
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private:
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sp<::android::hardware::automotive::evs::V1_1::IEvsEnumerator> mService;
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};
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class Enumerator : public IEvsEnumerator {
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public:
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// For testing.
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explicit Enumerator(std::unique_ptr<ServiceFactory> serviceFactory,
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std::unique_ptr<IStatsCollector> statsCollector,
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std::unique_ptr<IPermissionsChecker> permissionChecker);
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static std::unique_ptr<Enumerator> build(const char* hardwareServiceName);
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static std::unique_ptr<Enumerator> build(
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std::unique_ptr<ServiceFactory> serviceFactory,
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std::unique_ptr<IStatsCollector> statsCollector,
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std::unique_ptr<IPermissionsChecker> permissionChecker);
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virtual ~Enumerator() = default;
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// Methods from hardware::automotive::evs::V1_0::IEvsEnumerator follow.
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hardware::Return<void> getCameraList(getCameraList_cb _hidl_cb) override;
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hardware::Return<sp<hardware::automotive::evs::V1_0::IEvsCamera>> openCamera(
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const hardware::hidl_string& cameraId) override;
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hardware::Return<void> closeCamera(
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const ::android::sp<hardware::automotive::evs::V1_0::IEvsCamera>& virtualCamera)
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override;
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hardware::Return<sp<hardware::automotive::evs::V1_0::IEvsDisplay>> openDisplay() override;
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hardware::Return<void> closeDisplay(
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const ::android::sp<hardware::automotive::evs::V1_0::IEvsDisplay>& display) override;
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hardware::Return<hardware::automotive::evs::V1_0::DisplayState> getDisplayState() override;
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// Methods from hardware::automotive::evs::V1_1::IEvsEnumerator follow.
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hardware::Return<void> getCameraList_1_1(getCameraList_1_1_cb _hidl_cb) override;
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hardware::Return<sp<hardware::automotive::evs::V1_1::IEvsCamera>> openCamera_1_1(
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const hardware::hidl_string& cameraId,
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const hardware::camera::device::V3_2::Stream& streamCfg) override;
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hardware::Return<bool> isHardware() override { return false; }
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hardware::Return<void> getDisplayIdList(getDisplayIdList_cb _list_cb) override;
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hardware::Return<sp<hardware::automotive::evs::V1_1::IEvsDisplay>> openDisplay_1_1(
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uint8_t id) override;
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hardware::Return<void> getUltrasonicsArrayList(getUltrasonicsArrayList_cb _hidl_cb) override;
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hardware::Return<sp<IEvsUltrasonicsArray>> openUltrasonicsArray(
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const hardware::hidl_string& ultrasonicsArrayId) override;
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hardware::Return<void> closeUltrasonicsArray(
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const ::android::sp<IEvsUltrasonicsArray>& evsUltrasonicsArray) override;
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// Methods from ::android.hidl.base::V1_0::IBase follow.
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hardware::Return<void> debug(const hardware::hidl_handle& fd,
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const hidl_vec<hardware::hidl_string>& options) override;
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private:
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bool isLogicalCamera(const camera_metadata_t* metadata);
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std::unordered_set<std::string> getPhysicalCameraIds(const std::string& id);
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const std::unique_ptr<ServiceFactory> mServiceFactory;
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const std::unique_ptr<IStatsCollector> mStatsCollector;
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const std::unique_ptr<IPermissionsChecker> mPermissionChecker;
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wp<hardware::automotive::evs::V1_0::IEvsDisplay> mActiveDisplay;
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// List of active camera proxy objects that wrap hw cameras
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std::unordered_map<std::string, sp<HalCamera>> mActiveCameras;
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// List of camera descriptors of enumerated hw cameras
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std::unordered_map<std::string, CameraDesc> mCameraDevices;
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// List of available physical display devices
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std::list<uint8_t> mDisplayPorts;
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// Display port the internal display is connected to.
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uint8_t mInternalDisplayPort;
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// Boolean flag to tell whether the camera usages are being monitored or not.
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bool mMonitorEnabled = false;
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// Boolean flag to tell whether EvsDisplay is owned exclusively or not.
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bool mDisplayOwnedExclusively = false;
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// LSHAL dump
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void cmdDump(int fd, const hidl_vec<hardware::hidl_string>& options);
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void cmdHelp(int fd);
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void cmdList(int fd, const hidl_vec<hardware::hidl_string>& options);
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void cmdDumpDevice(int fd, const hidl_vec<hardware::hidl_string>& options);
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// List of emulated camera devices
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std::unordered_map<std::string, EmulatedCameraDesc> mEmulatedCameraDevices;
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// LSHAL command to use emulated camera device
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void cmdConfigureEmulatedCamera(int fd, const hidl_vec<hardware::hidl_string>& options);
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};
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} // namespace android::automotive::evs::V1_1::implementation
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#endif // CPP_EVS_MANAGER_1_1_ENUMERATOR_H_
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