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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_REALTIME_ZSL_REQUEST_PROCESSOR_H_
#define HARDWARE_GOOGLE_CAMERA_HAL_GOOGLE_CAMERA_HAL_REALTIME_ZSL_REQUEST_PROCESSOR_H_
#include <shared_mutex>
#include "process_block.h"
#include "request_processor.h"
#include "vendor_tag_types.h"
namespace android {
namespace google_camera_hal {
// RealtimeZslRequestProcessor implements a RequestProcessor that adds
// internal raw stream to request and forwards the request to its ProcessBlock.
class RealtimeZslRequestProcessor : public RequestProcessor {
public:
// device_session_hwl is owned by the caller and must be valid during the
// lifetime of this RealtimeZslRequestProcessor.
static std::unique_ptr<RealtimeZslRequestProcessor> Create(
CameraDeviceSessionHwl* device_session_hwl,
android_pixel_format_t pixel_format);
virtual ~RealtimeZslRequestProcessor() = default;
// Override functions of RequestProcessor start.
// RealtimeZslRequestProcessor will configure all streams in stream_config.
// And register one internal raw stream
status_t ConfigureStreams(
InternalStreamManager* internal_stream_manager,
const StreamConfiguration& stream_config,
StreamConfiguration* process_block_stream_config) override;
// Set the realtime process block for sending requests later.
status_t SetProcessBlock(std::unique_ptr<ProcessBlock> process_block) override;
// Add one additional RAW output to capture request
// And forwards the capture request to realtime process
status_t ProcessRequest(const CaptureRequest& request) override;
status_t Flush() override;
// Override functions of RequestProcessor end.
protected:
RealtimeZslRequestProcessor(android_pixel_format_t pixel_format,
CameraDeviceSessionHwl* device_session_hwl)
: pixel_format_(pixel_format),
device_session_hwl_(device_session_hwl),
is_hdrplus_zsl_enabled_(pixel_format == HAL_PIXEL_FORMAT_RAW10){};
private:
status_t Initialize(CameraDeviceSessionHwl* device_session_hwl);
std::shared_mutex process_block_lock_;
// Protected by process_block_lock_.
std::unique_ptr<ProcessBlock> process_block_;
InternalStreamManager* internal_stream_manager_ = nullptr;
android_pixel_format_t pixel_format_;
CameraDeviceSessionHwl* device_session_hwl_ = nullptr;
bool preview_intent_seen_ = false;
int32_t stream_id_ = -1;
uint32_t active_array_width_ = 0;
uint32_t active_array_height_ = 0;
HdrMode hdr_mode_ = HdrMode::kHdrplusMode;
// If HDR+ ZSL is enabled.
bool is_hdrplus_zsl_enabled_ = false;
};
} // namespace google_camera_hal
} // namespace android
#endif // HARDWARE_GOOGLE_CAMERA_HAL_GOOGLE_CAMERA_HAL_REALTIME_ZSL_REQUEST_PROCESSOR_H_
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