1 /* 2 * Copyright (C) 2018 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 CAMERA_NDK_VENDOR_UTILS_H 18 #define CAMERA_NDK_VENDOR_UTILS_H 19 20 #include <CameraMetadata.h> 21 #include <aidl/android/frameworks/cameraservice/common/Status.h> 22 #include <aidl/android/frameworks/cameraservice/device/CameraMetadata.h> 23 #include <aidl/android/frameworks/cameraservice/device/CaptureRequest.h> 24 #include <aidl/android/frameworks/cameraservice/device/ICameraDeviceUser.h> 25 #include <aidl/android/frameworks/cameraservice/device/OutputConfiguration.h> 26 #include <aidl/android/frameworks/cameraservice/device/PhysicalCameraSettings.h> 27 #include <aidl/android/frameworks/cameraservice/device/TemplateId.h> 28 #include <aidl/android/frameworks/cameraservice/service/ICameraService.h> 29 #include <camera/NdkCameraDevice.h> 30 #include <hardware/camera3.h> 31 #include <utils/RefBase.h> 32 33 namespace android { 34 namespace acam { 35 namespace utils { 36 37 using ::aidl::android::frameworks::cameraservice::common::Status; 38 using ::aidl::android::frameworks::cameraservice::device::OutputConfiguration; 39 using ::aidl::android::frameworks::cameraservice::device::PhysicalCameraSettings; 40 using ::aidl::android::frameworks::cameraservice::device::TemplateId; 41 using ::aidl::android::hardware::common::NativeHandle; 42 using ::android::hardware::camera::common::V1_0::helper::CameraMetadata; 43 using AidlCameraMetadata = ::aidl::android::frameworks::cameraservice::device::CameraMetadata; 44 using AidlCaptureRequest = ::aidl::android::frameworks::cameraservice::device::CaptureRequest; 45 46 bool isWindowNativeHandleEqual(const native_handle_t *nh1, const native_handle_t *nh2); 47 48 bool isWindowNativeHandleEqual(const native_handle_t* nh1, const NativeHandle& nh2); 49 50 bool isWindowNativeHandleLessThan(const native_handle_t *nh1, const native_handle_t *nh2); 51 52 // Convenience wrapper over isWindowNativeHandleLessThan and isWindowNativeHandleEqual 53 bool isWindowNativeHandleGreaterThan(const native_handle_t *nh1, const native_handle_t *nh2); 54 55 // Utility class so the native_handle_t can be compared with its contents instead 56 // of just raw pointer comparisons. 57 struct native_handle_ptr_wrapper { 58 const native_handle_t *mWindow = nullptr; 59 native_handle_ptr_wrappernative_handle_ptr_wrapper60 native_handle_ptr_wrapper(const native_handle_t *nh) : mWindow(nh) { } 61 62 native_handle_ptr_wrapper() = default; 63 64 operator const native_handle_t *() const { return mWindow; } 65 66 bool operator ==(const native_handle_ptr_wrapper other) const { 67 return isWindowNativeHandleEqual(mWindow, other.mWindow); 68 } 69 70 bool operator != (const native_handle_ptr_wrapper& other) const { 71 return !isWindowNativeHandleEqual(mWindow, other.mWindow); 72 } 73 74 bool operator < (const native_handle_ptr_wrapper& other) const { 75 return isWindowNativeHandleLessThan(mWindow, other.mWindow); 76 } 77 78 bool operator > (const native_handle_ptr_wrapper& other) const { 79 return !isWindowNativeHandleGreaterThan(mWindow, other.mWindow); 80 } 81 82 }; 83 84 // Utility class so that CaptureRequest can be stored by sp<> 85 struct CaptureRequest: public RefBase { 86 AidlCaptureRequest mCaptureRequest; 87 std::vector<native_handle_ptr_wrapper> mSurfaceList; 88 // Physical camera settings metadata is stored here, as the capture request 89 // might not contain it. That's since, fmq might have consumed it. 90 std::vector<PhysicalCameraSettings> mPhysicalCameraSettings; 91 }; 92 93 AidlCaptureRequest convertToAidl(const CaptureRequest *captureRequest); 94 95 OutputConfiguration::Rotation convertToAidl(int rotation); 96 97 bool cloneFromAidl(const AidlCameraMetadata & srcMetadata, camera_metadata_t** dst); 98 99 // Note: existing data in dst will be gone. 100 void convertToAidl(const camera_metadata_t *src, AidlCameraMetadata * dst); 101 102 TemplateId convertToAidl(ACameraDevice_request_template templateId); 103 104 camera_status_t convertFromAidl(Status status); 105 106 } // namespace utils 107 } // namespace acam 108 } // namespace android 109 110 #endif // CAMERA_NDK_VENDOR_UTILS_H 111