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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2020, Google Inc.
*
* camera_worker.h - Process capture requests on behalf of the Camera HAL
*/
#ifndef __ANDROID_CAMERA_WORKER_H__
#define __ANDROID_CAMERA_WORKER_H__
#include <memory>
#include <libcamera/base/object.h>
#include <libcamera/base/thread.h>
#include <libcamera/camera.h>
#include <libcamera/framebuffer.h>
#include <libcamera/request.h>
#include <libcamera/stream.h>
class CameraDevice;
class CaptureRequest
{
public:
CaptureRequest(libcamera::Camera *camera);
const std::vector<int> &fences() const { return acquireFences_; }
libcamera::ControlList &controls() { return request_->controls(); }
const libcamera::ControlList &metadata() const
{
return request_->metadata();
}
unsigned long cookie() const { return request_->cookie(); }
void addBuffer(libcamera::Stream *stream,
libcamera::FrameBuffer *buffer, int fence);
void queue();
private:
libcamera::Camera *camera_;
std::vector<int> acquireFences_;
std::unique_ptr<libcamera::Request> request_;
};
class CameraWorker : private libcamera::Thread
{
public:
CameraWorker();
void start();
void stop();
void queueRequest(CaptureRequest *request);
protected:
void run() override;
private:
class Worker : public libcamera::Object
{
public:
void processRequest(CaptureRequest *request);
private:
int waitFence(int fence);
};
Worker worker_;
};
#endif /* __ANDROID_CAMERA_WORKER_H__ */
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