1 /* 2 * Copyright (C) 2019 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 HARDWARE_GOOGLE_CAMERA_HAL_HWL_MULTICAM_COORDINATOR_HWL_H_ 18 #define HARDWARE_GOOGLE_CAMERA_HAL_HWL_MULTICAM_COORDINATOR_HWL_H_ 19 20 #include "hal_types.h" 21 22 namespace android { 23 namespace google_camera_hal { 24 25 // This structure is used to update info on a physical pipelines. 26 struct MultiCamPhysicalUpdate { 27 uint32_t current_camera_id; // The physical camera id of the pipeline 28 uint32_t logical_camera_id; // The logical camera id for the usecase 29 uint32_t lead_camera_id; // The physical camera id of the lead pipeline 30 bool sync_active; // Should synchronize the two sensors 31 bool lpm_enabled; // Should shut off the inactive pipeline 32 bool active; // Is this pipeline active. 33 }; 34 35 // This is used to send current crop info and possibly update the physical crop 36 // if needed. 37 struct MultiCamPhysicalCropInfo { 38 const Rect* logical_crop; // logical user crop 39 Rect* crop; // physical crop 40 }; 41 42 class IMulticamCoordinatorHwl { 43 public: 44 // Get lead camera id from metadata 45 virtual status_t GetLeadCameraId(HalCameraMetadata* result_metadata, 46 uint32_t* lead_camera_id) const = 0; 47 // Is follower's metadata or not. 48 virtual bool IsFollowerMetadata(HalCameraMetadata* result_metadata) const = 0; 49 50 // Do any required adjustment on the physical crop for realtime pipeline 51 virtual status_t DoPhysicalCropAdjustment( 52 MultiCamPhysicalCropInfo* crop_info) = 0; 53 // Undo any adjustment done on the physical crop in the realtime pipeline 54 virtual status_t UndoPhysicalCropAdjustment( 55 MultiCamPhysicalCropInfo* crop_info) = 0; 56 // Set all the required multicam info based on the update 57 virtual status_t UpdatePhysicalInfo( 58 HalCameraMetadata* request_metadata, 59 const MultiCamPhysicalUpdate* physical_update) = 0; 60 61 virtual ~IMulticamCoordinatorHwl() = default; 62 }; 63 64 } // namespace google_camera_hal 65 } // namespace android 66 67 #endif // HARDWARE_GOOGLE_CAMERA_HAL_HWL_MULTICAM_COORDINATOR_HWL_H_ 68