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/* 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 <libcamera/geometry.h>
#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<uint8_t> destination,
const CameraMetadata &requestMetadata,
CameraMetadata *resultMetadata) override;
private:
void generateThumbnail(const libcamera::FrameBuffer &source,
const libcamera::Size &targetSize,
unsigned int quality,
std::vector<unsigned char> *thumbnail);
CameraDevice *const cameraDevice_;
std::unique_ptr<Encoder> encoder_;
libcamera::Size streamSize_;
EncoderLibJpeg thumbnailEncoder_;
Thumbnailer thumbnailer_;
};
#endif /* __ANDROID_POST_PROCESSOR_JPEG_H__ */
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