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_GOOGLE_CAMERA_HAL_REALTIME_ZSL_RESULT_PROCESSOR_H_ 18 #define HARDWARE_GOOGLE_CAMERA_HAL_GOOGLE_CAMERA_HAL_REALTIME_ZSL_RESULT_PROCESSOR_H_ 19 20 #include "internal_stream_manager.h" 21 #include "result_processor.h" 22 23 namespace android { 24 namespace google_camera_hal { 25 26 // RealtimeZslResultProcessor implements a ResultProcessor that return filled 27 // raw buffer and matedata to internal stream manager and forwards the results 28 // without raw buffer to its callback functions. 29 class RealtimeZslResultProcessor : public ResultProcessor { 30 public: 31 static std::unique_ptr<RealtimeZslResultProcessor> Create( 32 InternalStreamManager* internal_stream_manager, int32_t raw_stream_id); 33 34 virtual ~RealtimeZslResultProcessor() = default; 35 36 // Override functions of ResultProcessor start. 37 void SetResultCallback(ProcessCaptureResultFunc process_capture_result, 38 NotifyFunc notify) override; 39 40 status_t AddPendingRequests( 41 const std::vector<ProcessBlockRequest>& process_block_requests, 42 const CaptureRequest& remaining_session_request) override; 43 44 // Return filled raw buffer and matedata to internal stream manager 45 // and forwards the results without raw buffer to its callback functions. 46 void ProcessResult(ProcessBlockResult block_result) override; 47 48 void Notify(const ProcessBlockNotifyMessage& block_message) override; 49 50 status_t FlushPendingRequests() override; 51 // Override functions of ResultProcessor end. 52 53 protected: 54 RealtimeZslResultProcessor(InternalStreamManager* internal_stream_manager, 55 int32_t raw_stream_id); 56 57 private: 58 // Save face detect mode for HDR+ 59 void SaveFdForHdrplus(const CaptureRequest& request); 60 // Handle face detect metadata from result for HDR+ 61 status_t HandleFdResultForHdrplus(uint32_t frameNumber, 62 HalCameraMetadata* metadata); 63 // Save lens shading map mode for HDR+ 64 void SaveLsForHdrplus(const CaptureRequest& request); 65 // Handle Lens shading metadata from result for HDR+ 66 status_t HandleLsResultForHdrplus(uint32_t frameNumber, 67 HalCameraMetadata* metadata); 68 std::mutex callback_lock_; 69 70 // The following callbacks must be protected by callback_lock_. 71 ProcessCaptureResultFunc process_capture_result_; 72 NotifyFunc notify_; 73 74 InternalStreamManager* internal_stream_manager_; 75 int32_t raw_stream_id_ = -1; 76 77 // Current face detect mode set by framework. 78 uint8_t current_face_detect_mode_ = ANDROID_STATISTICS_FACE_DETECT_MODE_OFF; 79 80 std::mutex face_detect_lock_; 81 // Map from frame number to face detect mode requested for that frame by 82 // framework. And requested_face_detect_modes_ is protected by 83 // face_detect_lock_ 84 std::unordered_map<uint32_t, uint8_t> requested_face_detect_modes_; 85 86 // Current lens shading map mode set by framework. 87 uint8_t current_lens_shading_map_mode_ = 88 ANDROID_STATISTICS_LENS_SHADING_MAP_MODE_OFF; 89 90 std::mutex lens_shading_lock_; 91 // Map from frame number to lens shading map mode requested for that frame 92 // by framework. And requested_lens_shading_map_modes_ is protected by 93 // lens_shading_lock_ 94 std::unordered_map<uint32_t, uint8_t> requested_lens_shading_map_modes_; 95 }; 96 97 } // namespace google_camera_hal 98 } // namespace android 99 100 #endif // HARDWARE_GOOGLE_CAMERA_HAL_GOOGLE_CAMERA_HAL_REALTIME_ZSL_RESULT_PROCESSOR_H_ 101