36 lines
998 B
C++
36 lines
998 B
C++
//
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// Copyright 2020 Debabrata Mandal <mandaldebabrata123@gmail.com>
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//
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// Distributed under the Boost Software License, Version 1.0
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt
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//
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#include <boost/gil.hpp>
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#include <boost/gil/extension/io/png.hpp>
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#include <boost/gil/image_processing/histogram_equalization.hpp>
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using namespace boost::gil;
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// Demonstrates Histogram Equalization
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// See also:
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// histogram.cpp - General use of histograms in GIL
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// adaptive_histogram_equalization.cpp - Adaptive Histogram Equalization
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// histogram_matching.cpp - Reference-based histogram computation
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int main()
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{
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gray8_image_t img;
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read_image("test_adaptive.png", img, png_tag{});
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gray8_image_t img_out(img.dimensions());
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// Consider changing image to independent color space, e.g. cmyk
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boost::gil::histogram_equalization(view(img),view(img_out));
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write_view("histogram_gray_equalized.png", view(img_out), png_tag{});
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return 0;
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}
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