/* SPDX-License-Identifier: LGPL-2.1-or-later */ /* * Copyright (C) 2020, Google Inc. * * post_processor_jpeg.h - JPEG Post Processor */ #ifndef __ANDROID_POST_PROCESSOR_JPEG_H__ #define __ANDROID_POST_PROCESSOR_JPEG_H__ #include "../post_processor.h" #include "encoder_libjpeg.h" #include "thumbnailer.h" #include #include "libcamera/internal/buffer.h" class CameraDevice; class PostProcessorJpeg : public PostProcessor { public: PostProcessorJpeg(CameraDevice *const device); int configure(const libcamera::StreamConfiguration &incfg, const libcamera::StreamConfiguration &outcfg) override; int process(const libcamera::FrameBuffer &source, libcamera::Span destination, CameraMetadata *metadata) override; private: void generateThumbnail(const libcamera::FrameBuffer &source, std::vector *thumbnail); CameraDevice *const cameraDevice_; std::unique_ptr encoder_; libcamera::Size streamSize_; EncoderLibJpeg thumbnailEncoder_; Thumbnailer thumbnailer_; }; #endif /* __ANDROID_POST_PROCESSOR_JPEG_H__ */ Laurent Pinchart's clone of libcameragit repository hosting on libcamera.org
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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
 * Copyright (C) 2019, Google Inc.
 *
 * framebuffer.h - Frame buffer handling
 */

#pragma once

#include <assert.h>
#include <limits>
#include <memory>
#include <stdint.h>
#include <vector>

#include <libcamera/base/class.h>
#include <libcamera/base/shared_fd.h>
#include <libcamera/base/span.h>

namespace libcamera {

class Fence;
class Request;

struct FrameMetadata {
	enum Status {
		FrameSuccess,
		FrameError,
		FrameCancelled,
	};

	struct Plane {
		unsigned int bytesused;
	};

	Status status;
	unsigned int sequence;
	uint64_t timestamp;

	Span<Plane> planes() { return planes_; }
	Span<const Plane> planes() const { return planes_; }

private:
	friend class FrameBuffer;

	std::vector<Plane> planes_;
};

class FrameBuffer final : public Extensible