kopia lustrzana https://gitlab.com/sane-project/backends
84 wiersze
3.2 KiB
C++
84 wiersze
3.2 KiB
C++
/* sane - Scanner Access Now Easy.
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Copyright (C) 2019 Povilas Kanapickas <povilas@radix.lt>
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This file is part of the SANE package.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston,
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MA 02111-1307, USA.
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As a special exception, the authors of SANE give permission for
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additional uses of the libraries contained in this release of SANE.
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The exception is that, if you link a SANE library with other files
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to produce an executable, this does not by itself cause the
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resulting executable to be covered by the GNU General Public
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License. Your use of that executable is in no way restricted on
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account of linking the SANE library code into it.
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This exception does not, however, invalidate any other reasons why
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the executable file might be covered by the GNU General Public
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License.
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If you submit changes to SANE to the maintainers to be included in
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a subsequent release, you agree by submitting the changes that
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those changes may be distributed with this exception intact.
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If you write modifications of your own for SANE, it is your choice
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whether to permit this exception to apply to your modifications.
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If you do not wish that, delete this exception notice.
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*/
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#ifndef BACKEND_GENESYS_IMAGE_H
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#define BACKEND_GENESYS_IMAGE_H
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#include "genesys_image_pixel.h"
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#include <vector>
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class Image
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{
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public:
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Image();
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Image(std::size_t width, std::size_t height, PixelFormat format);
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std::size_t get_width() const { return width_; }
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std::size_t get_height() const { return height_; }
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PixelFormat get_format() const { return format_; }
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std::size_t get_row_bytes() const { return row_bytes_; }
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std::uint8_t* get_row_ptr(std::size_t y);
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const std::uint8_t* get_row_ptr(std::size_t y) const;
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Pixel get_pixel(std::size_t x, std::size_t y) const;
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void set_pixel(std::size_t x, std::size_t y, const Pixel& pixel);
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RawPixel get_raw_pixel(std::size_t x, std::size_t y) const;
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std::uint16_t get_raw_channel(std::size_t x, std::size_t y, unsigned channel) const;
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void set_raw_pixel(std::size_t x, std::size_t y, const RawPixel& pixel);
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void resize(std::size_t width, std::size_t height, PixelFormat format);
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private:
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std::size_t width_ = 0;
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std::size_t height_ = 0;
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PixelFormat format_ = PixelFormat::UNKNOWN;
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std::size_t row_bytes_ = 0;
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std::vector<std::uint8_t> data_;
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};
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void convert_pixel_row_format(const std::uint8_t* in_data, PixelFormat in_format,
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std::uint8_t* out_data, PixelFormat out_format, std::size_t count);
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#endif // ifndef BACKEND_GENESYS_IMAGE_H
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