61 void apply_gaussian_blur(gil::gray8_view_t input_view, gil::gray8_view_t output_view)  in apply_gaussian_blur()  argument
76     const auto height = input_view.height();  in apply_gaussian_blur()
77     const auto width = input_view.width();  in apply_gaussian_blur()
85                     if (image_x >= input_view.width() || image_x < 0  in apply_gaussian_blur()
86                         || image_y >= input_view.height() || image_y < 0) {  in apply_gaussian_blur()
89                     auto& pixel = input_view(image_x, image_y);  in apply_gaussian_blur()
163     auto input_view = gil::view(input_image);  in main()  local
164     auto grayscaled = to_grayscale(input_view);  in main()
203         input_view(point) = gil::rgb8_pixel_t(0, 0, 0);  in main()
204         input_view(point).at(std::integral_constant<int, 1>{}) = 255;  in main()
206     gil::write_view(argv[5], input_view, gil::png_tag{});  in main()