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115 lines
4.0 KiB
115 lines
4.0 KiB
/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef EMULATOR_CAMERA_HAL_LOGICAL_REQUEST_STATE_H
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#define EMULATOR_CAMERA_HAL_LOGICAL_REQUEST_STATE_H
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#include "EmulatedRequestState.h"
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#include "hwl_types.h"
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#include "utils/HWLUtils.h"
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namespace android {
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using google_camera_hal::HalCameraMetadata;
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using google_camera_hal::HalStream;
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using google_camera_hal::HwlPipelineCallback;
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struct EmulatedStream : public HalStream {
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uint32_t width, height;
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size_t buffer_size;
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bool is_input;
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int32_t group_id;
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};
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struct EmulatedPipeline {
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HwlPipelineCallback cb;
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// stream id -> stream map
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std::unordered_map<uint32_t, EmulatedStream> streams;
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uint32_t physical_camera_id, pipeline_id;
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};
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// [physical_camera_id -> [group_id -> stream_id]]
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typedef std::map<uint32_t, std::map<uint32_t, int32_t>> DynamicStreamIdMapType;
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// Info keeping track of mapping between zoom ratio range, focal length, and
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// physical camera Id.
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struct ZoomRatioPhysicalCameraInfo {
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float focal_length;
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float min_zoom_ratio;
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float max_zoom_ratio;
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uint32_t physical_camera_id;
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};
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class EmulatedLogicalRequestState {
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public:
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EmulatedLogicalRequestState(uint32_t camera_id);
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virtual ~EmulatedLogicalRequestState();
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status_t Initialize(std::unique_ptr<HalCameraMetadata> static_meta,
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PhysicalDeviceMapPtr physical_device_map);
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status_t GetDefaultRequest(
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RequestTemplate type,
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std::unique_ptr<HalCameraMetadata>* default_settings /*out*/);
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std::unique_ptr<HwlPipelineResult> InitializeLogicalResult(
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uint32_t pipeline_id, uint32_t frame_number);
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status_t InitializeLogicalSettings(
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std::unique_ptr<HalCameraMetadata> request_settings,
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std::unique_ptr<std::set<uint32_t>> physical_camera_output_ids,
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EmulatedSensor::LogicalCameraSettings* logical_settings /*out*/);
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static std::unique_ptr<HalCameraMetadata> AdaptLogicalCharacteristics(
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std::unique_ptr<HalCameraMetadata> logical_chars,
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PhysicalDeviceMapPtr physical_devices);
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status_t UpdateRequestForDynamicStreams(
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HwlPipelineRequest* request,
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const std::vector<EmulatedPipeline>& pipelines,
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const DynamicStreamIdMapType& dynamic_stream_id_map_type,
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bool use_default_physical_camera);
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private:
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uint32_t logical_camera_id_ = 0;
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std::unique_ptr<EmulatedRequestState> logical_request_state_;
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bool is_logical_device_ = false;
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std::unique_ptr<std::set<uint32_t>> physical_camera_output_ids_;
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PhysicalDeviceMapPtr physical_device_map_;
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// Maps a physical device id to its respective request state
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std::unordered_map<uint32_t, std::unique_ptr<EmulatedRequestState>>
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physical_request_states_;
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// Describes the mapping between particular zoom ratio boundary value and
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// physical device id. The vector is sorted by ascending zoom ratios.
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std::vector<ZoomRatioPhysicalCameraInfo> zoom_ratio_physical_camera_info_;
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uint32_t current_physical_camera_ = 0;
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static std::vector<ZoomRatioPhysicalCameraInfo> GetZoomRatioPhysicalCameraInfo(
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const HalCameraMetadata* logical_chars,
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const PhysicalDeviceMap* physical_devices);
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static void UpdateActivePhysicalId(HalCameraMetadata* result_metadata,
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uint32_t device_id);
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EmulatedLogicalRequestState(const EmulatedLogicalRequestState&) = delete;
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EmulatedLogicalRequestState& operator=(const EmulatedLogicalRequestState&) =
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delete;
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};
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} // namespace android
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#endif // EMULATOR_CAMERA_HAL_LOGICAL_REQUEST_STATE_H
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