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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2020-2021, Google Inc.
*
* Simple capture helper
*/
#pragma once
#include <memory>
#include <libcamera/libcamera.h>
#include "../common/event_loop.h"
class Capture
{
public:
void configure(libcamera::StreamRole role);
protected:
Capture(std::shared_ptr<libcamera::Camera> camera);
virtual ~Capture();
void start();
void stop();
virtual void requestComplete(libcamera::Request *request) = 0;
EventLoop *loop_;
std::shared_ptr<libcamera::Camera> camera_;
std::unique_ptr<libcamera::FrameBufferAllocator> allocator_;
std::unique_ptr<libcamera::CameraConfiguration> config_;
std::vector<std::unique_ptr<libcamera::Request>> requests_;
};
class CaptureBalanced : public Capture
{
public:
CaptureBalanced(std::shared_ptr<libcamera::Camera> camera);
void capture(unsigned int numRequests);
private:
int queueRequest(libcamera::Request *request);
void requestComplete(libcamera::Request *request) override;
unsigned int queueCount_;
unsigned int captureCount_;
unsigned int captureLimit_;
};
class CaptureUnbalanced : public Capture
{
public:
CaptureUnbalanced(std::shared_ptr<libcamera::Camera> camera);
void capture(unsigned int numRequests);
private:
void requestComplete(libcamera::Request *request) override;
unsigned int captureCount_;
unsigned int captureLimit_;
};
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