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https://git.libcamera.org/libcamera/libcamera.git
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ab72e6641c
Set the thumbnail quality and the JPEG quality based on the android request metadata. Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
45 lines
1.2 KiB
C++
45 lines
1.2 KiB
C++
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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/*
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* Copyright (C) 2020, Google Inc.
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*
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* post_processor_jpeg.h - JPEG Post Processor
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*/
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#ifndef __ANDROID_POST_PROCESSOR_JPEG_H__
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#define __ANDROID_POST_PROCESSOR_JPEG_H__
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#include "../post_processor.h"
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#include "encoder_libjpeg.h"
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#include "thumbnailer.h"
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#include <libcamera/geometry.h>
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#include "libcamera/internal/buffer.h"
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class CameraDevice;
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class PostProcessorJpeg : public PostProcessor
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{
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public:
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PostProcessorJpeg(CameraDevice *const device);
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int configure(const libcamera::StreamConfiguration &incfg,
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const libcamera::StreamConfiguration &outcfg) override;
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int process(const libcamera::FrameBuffer &source,
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libcamera::Span<uint8_t> destination,
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const CameraMetadata &requestMetadata,
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CameraMetadata *resultMetadata) override;
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private:
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void generateThumbnail(const libcamera::FrameBuffer &source,
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const libcamera::Size &targetSize,
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unsigned int quality,
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std::vector<unsigned char> *thumbnail);
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CameraDevice *const cameraDevice_;
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std::unique_ptr<Encoder> encoder_;
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libcamera::Size streamSize_;
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EncoderLibJpeg thumbnailEncoder_;
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Thumbnailer thumbnailer_;
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};
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#endif /* __ANDROID_POST_PROCESSOR_JPEG_H__ */
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