android13/hardware/google/camera/common/hal/utils/hdrplus_process_block.h

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3.3 KiB
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/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef HARDWARE_GOOGLE_CAMERA_HAL_GOOGLE_CAMERA_HAL_HDRPLUS_PROCESS_BLOCK_H_
#define HARDWARE_GOOGLE_CAMERA_HAL_GOOGLE_CAMERA_HAL_HDRPLUS_PROCESS_BLOCK_H_
#include "process_block.h"
namespace android {
namespace google_camera_hal {
// HdrplusProcessBlock implements a offline ProcessBlock.
// It can process offline capture requests for a single physical camera.
class HdrplusProcessBlock : public ProcessBlock {
public:
// Create a HdrplusProcessBlock.
// device_session_hwl is owned by the caller and must be valid during the
// lifetime of this HdrplusProcessBlock.
static std::unique_ptr<HdrplusProcessBlock> Create(
CameraDeviceSessionHwl* device_session_hwl, uint32_t cameraId);
virtual ~HdrplusProcessBlock() = default;
// Override functions of ProcessBlock start.
// All output streams must be physical streams. HdrplusProcessBlock does not
// support logical output streams.
status_t ConfigureStreams(const StreamConfiguration& stream_config,
const StreamConfiguration& overall_config) override;
status_t SetResultProcessor(
std::unique_ptr<ResultProcessor> result_processor) override;
status_t GetConfiguredHalStreams(
std::vector<HalStream>* hal_streams) const override;
status_t ProcessRequests(
const std::vector<ProcessBlockRequest>& process_block_requests,
const CaptureRequest& remaining_session_request) override;
status_t Flush() override;
// Override functions of ProcessBlock end.
protected:
HdrplusProcessBlock(uint32_t cameraId,
CameraDeviceSessionHwl* device_session_hwl);
private:
// Camera ID of this process block.
const uint32_t kCameraId;
// If the process block supports the device session.
static bool IsSupported(CameraDeviceSessionHwl* device_session_hwl);
// Invoked when the HWL pipeline sends a result.
void NotifyHwlPipelineResult(std::unique_ptr<HwlPipelineResult> hwl_result);
// Invoked when the HWL pipeline sends a message.
void NotifyHwlPipelineMessage(uint32_t pipeline_id,
const NotifyMessage& message);
HwlPipelineCallback hwl_pipeline_callback_;
CameraDeviceSessionHwl* device_session_hwl_ = nullptr;
mutable std::mutex configure_lock_;
// If streams are configured. Must be protected by configure_lock_.
bool is_configured_ = false;
// HWL pipeline ID. Must be protected by configure_lock_.
uint32_t pipeline_id_ = 0;
std::mutex result_processor_lock_;
// Result processor. Must be protected by result_processor_lock_.
std::unique_ptr<ResultProcessor> result_processor_ = nullptr;
};
} // namespace google_camera_hal
} // namespace android
#endif // HARDWARE_GOOGLE_CAMERA_HAL_GOOGLE_CAMERA_HAL_HDRPLUS_PROCESS_BLOCK_H_