1 /* 2 * Copyright (C) 2020 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_INTERFACE_ZOOM_RATIO_MAPPER_H_ 18 #define HARDWARE_GOOGLE_CAMERA_HAL_HWL_INTERFACE_ZOOM_RATIO_MAPPER_H_ 19 20 #include "hal_camera_metadata.h" 21 #include "hal_types.h" 22 23 namespace android { 24 namespace google_camera_hal { 25 26 class ZoomRatioMapperHwl { 27 public: 28 virtual ~ZoomRatioMapperHwl() = default; 29 30 // Limit zoom ratio if concurrent mode is on 31 virtual void LimitZoomRatioIfConcurrent(float* zoom_ratio) const = 0; 32 33 // Helper method to get the active array size for this particular capture 34 // request / result (which might be useful for device specific features). 35 // Returns a bool specifying whether the 'out' Dimension parameter has a valid 36 // dimension. GetActiveArrayDimensionToBeUsed(uint32_t,const HalCameraMetadata *,Dimension *)37 virtual bool GetActiveArrayDimensionToBeUsed( 38 uint32_t /*camera_id*/, 39 const HalCameraMetadata* /*settings / result_metadata*/, 40 Dimension* /*active_array_dimension*/) const { 41 return false; 42 } 43 // Apply zoom ratio to capture request 44 virtual void UpdateCaptureRequest(CaptureRequest* request) = 0; 45 46 // Apply zoom ratio to capture result 47 virtual void UpdateCaptureResult(CaptureResult* result) = 0; 48 }; 49 50 } // namespace google_camera_hal 51 } // namespace android 52 53 #endif // HARDWARE_GOOGLE_CAMERA_HAL_HWL_INTERFACE_ZOOM_RATIO_MAPPER_H_ 54