libs/gil/doc/html/_downloads/dynamic_image.cpp

   1 //
   2 // Copyright 2005-2007 Adobe Systems Incorporated
   3 //
   4 // Distributed under the Boost Software License, Version 1.0
   5 // See accompanying file LICENSE_1_0.txt or copy at
   6 // http://www.boost.org/LICENSE_1_0.txt
   7 //
   8 #include <boost/gil.hpp>
   9 #include <boost/gil/extension/dynamic_image/any_image.hpp>
  10 #include <boost/gil/extension/io/jpeg.hpp>
  11 #include <boost/mp11.hpp>
  12
  13 int main()
  14 {
  15     namespace gil = boost::gil;
  16
  17     using my_images_t = boost::mp11::mp_list<gil::gray8_image_t, gil::rgb8_image_t, gil::gray16_image_t, gil::rgb16_image_t>;
  18     gil::any_image<my_images_t> dynamic_image;
  19     gil::read_image("test.jpg", dynamic_image, gil::jpeg_tag());
  20     // Save the image upside down, preserving its native color space and channel depth
  21     auto view = gil::flipped_up_down_view(gil::const_view(dynamic_image));
  22     gil::write_view("out-dynamic_image.jpg", view, gil::jpeg_tag());
  23 }