1 /* 2 * Copyright (C) 2021 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_SERVERS_CAMERA_CAMERAPROVIDER_AIDLPROVIDERINFOH 18 #define ANDROID_SERVERS_CAMERA_CAMERAPROVIDER_AIDLPROVIDERINFOH 19 20 #include "common/CameraProviderManager.h" 21 22 #include <aidl/android/hardware/camera/common/Status.h> 23 #include <aidl/android/hardware/camera/provider/BnCameraProviderCallback.h> 24 #include <aidl/android/hardware/camera/device/ICameraDevice.h> 25 26 namespace android { 27 28 struct AidlProviderInfo : public CameraProviderManager::ProviderInfo { 29 // Current overall Android device physical status 30 int64_t mDeviceState; 31 32 // This pointer is used to keep a reference to the ICameraProvider that was last accessed. 33 std::weak_ptr<aidl::android::hardware::camera::provider::ICameraProvider> mActiveInterface; 34 35 std::shared_ptr<aidl::android::hardware::camera::provider::ICameraProvider> mSavedInterface; 36 37 AidlProviderInfo( 38 const std::string &providerName, 39 const std::string &providerInstance, 40 CameraProviderManager *manager); 41 42 static status_t mapToStatusT(const ndk::ScopedAStatus& s); 43 44 // Start camera device interface, start the camera provider process for lazy 45 // hals, if needed 46 status_t initializeAidlProvider( 47 std::shared_ptr<aidl::android::hardware::camera::provider::ICameraProvider>& interface, 48 int64_t currentDeviceState); 49 50 static void binderDied(void *cookie); 51 getIPCTransportAidlProviderInfo52 virtual IPCTransport getIPCTransport() override {return IPCTransport::AIDL;} 53 54 const std::shared_ptr<aidl::android::hardware::camera::provider::ICameraProvider> 55 startProviderInterface(); 56 57 virtual status_t setUpVendorTags() override; 58 virtual status_t notifyDeviceStateChange(int64_t newDeviceState) override; 59 60 virtual bool successfullyStartedProviderInterface() override; 61 getDeviceStateAidlProviderInfo62 virtual int64_t getDeviceState() override { return mDeviceState; }; 63 64 /** 65 * Query the camera provider for concurrent stream configuration support 66 */ 67 virtual status_t isConcurrentSessionConfigurationSupported( 68 const std::vector<CameraIdAndSessionConfiguration> &cameraIdsAndSessionConfigs, 69 const std::set<std::string>& perfClassPrimaryCameraIds, 70 int targetSdkVersion, bool *isSupported) override; 71 72 std::shared_ptr<aidl::android::hardware::camera::device::ICameraDevice> 73 startDeviceInterface(const std::string &deviceName); 74 75 // AIDL ICameraProviderCallback interface - these lock the parent 76 // mInterfaceMutex 77 78 ::ndk::ScopedAStatus cameraDeviceStatusChange(const std::string& cameraDeviceName, 79 ::aidl::android::hardware::camera::common::CameraDeviceStatus newStatus); 80 81 ::ndk::ScopedAStatus torchModeStatusChange(const std::string& cameraDeviceName, 82 ::aidl::android::hardware::camera::common::TorchModeStatus newStatus); 83 84 ::ndk::ScopedAStatus physicalCameraDeviceStatusChange( 85 const std::string& cameraDeviceName, 86 const std::string& physicalCameraDeviceName, 87 ::aidl::android::hardware::camera::common::CameraDeviceStatus newStatus); 88 89 struct AidlProviderCallbacks : 90 public aidl::android::hardware::camera::provider::BnCameraProviderCallback { AidlProviderCallbacksAidlProviderInfo::AidlProviderCallbacks91 AidlProviderCallbacks(wp<AidlProviderInfo> parent) : mParent(parent) { } 92 virtual ::ndk::ScopedAStatus cameraDeviceStatusChange(const std::string& cameraDeviceName, 93 ::aidl::android::hardware::camera::common::CameraDeviceStatus newStatus) override; 94 95 virtual ::ndk::ScopedAStatus torchModeStatusChange(const std::string& cameraDeviceName, 96 ::aidl::android::hardware::camera::common::TorchModeStatus newStatus) override; 97 98 virtual ::ndk::ScopedAStatus physicalCameraDeviceStatusChange( 99 const std::string& cameraDeviceName, 100 const std::string& physicalCameraDeviceName, 101 ::aidl::android::hardware::camera::common::CameraDeviceStatus newStatus) override; 102 103 private: 104 wp<AidlProviderInfo> mParent = nullptr; 105 106 }; 107 108 struct AidlDeviceInfo3 : public CameraProviderManager::ProviderInfo::DeviceInfo3 { 109 110 //TODO: fix init 111 const hardware::hidl_version mVersion = hardware::hidl_version{3, 2}; 112 std::shared_ptr<aidl::android::hardware::camera::device::ICameraDevice> 113 mSavedInterface = nullptr; 114 115 AidlDeviceInfo3(const std::string& , const metadata_vendor_id_t , 116 const std::string &, uint16_t , 117 const CameraResourceCost& , 118 sp<ProviderInfo> , 119 const std::vector<std::string>& , 120 std::shared_ptr<aidl::android::hardware::camera::device::ICameraDevice>); 121 ~AidlDeviceInfo3AidlProviderInfo::AidlDeviceInfo3122 ~AidlDeviceInfo3() {} 123 124 virtual status_t setTorchMode(bool enabled) override; 125 virtual status_t turnOnTorchWithStrengthLevel(int32_t torchStrength) override; 126 virtual status_t getTorchStrengthLevel(int32_t *torchStrength) override; 127 128 virtual status_t dumpState(int fd) override; 129 130 virtual status_t isSessionConfigurationSupported( 131 const SessionConfiguration &/*configuration*/, 132 bool overrideForPerfClass, camera3::metadataGetter /*getMetadata*/, 133 bool *status/*status*/); 134 135 std::shared_ptr<aidl::android::hardware::camera::device::ICameraDevice> 136 startDeviceInterface(); 137 }; 138 139 private: 140 141 // Helper for initializeDeviceInfo to use the right CameraProvider get method. 142 virtual std::unique_ptr<DeviceInfo> initializeDeviceInfo(const std::string &, 143 const metadata_vendor_id_t , const std::string &, 144 uint16_t ) override; 145 146 virtual status_t reCacheConcurrentStreamingCameraIdsLocked() override; 147 148 //Expects to have mLock locked 149 150 status_t getConcurrentCameraIdsInternalLocked( 151 std::shared_ptr<aidl::android::hardware::camera::provider::ICameraProvider> &interface); 152 153 //expects to have mManager->mInterfaceMutex locked 154 155 status_t convertToAidlHALStreamCombinationAndCameraIdsLocked( 156 const std::vector<CameraIdAndSessionConfiguration> &cameraIdsAndSessionConfigs, 157 const std::set<std::string>& perfClassPrimaryCameraIds, 158 int targetSdkVersion, 159 std::vector<aidl::android::hardware::camera::provider::CameraIdAndStreamCombination> 160 *halCameraIdsAndStreamCombinations, 161 bool *earlyExit); 162 std::shared_ptr<AidlProviderCallbacks> mCallbacks = nullptr; 163 ndk::ScopedAIBinder_DeathRecipient mDeathRecipient; 164 165 }; 166 167 } // namespace android 168 #endif 169