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//
// Copyright 2013 Christian Henning
//
// Distributed under the Boost Software License, Version 1.0
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
//
#include <boost/gil.hpp>
#include <boost/gil/extension/toolbox/color_spaces/ycbcr.hpp>
#include <boost/gil/extension/toolbox/image_types/subchroma_image.hpp>
#include <boost/core/lightweight_test.hpp>
#include <boost/mp11.hpp>
#include <vector>
namespace gil = boost::gil;
namespace mp11 = boost::mp11;
void test_subchroma_image()
{
{
gil::ycbcr_601_8_pixel_t a(10, 20, 30);
gil::rgb8_pixel_t b;
gil::bgr8_pixel_t c;
gil::color_convert(a, b);
gil::color_convert(a, c);
BOOST_TEST(gil::static_equal(b, c));
gil::color_convert(b, a);
}
{
gil::ycbcr_709_8_pixel_t a(10, 20, 30);
gil::rgb8_pixel_t b;
gil::bgr8_pixel_t c;
gil::color_convert(a, b);
gil::color_convert(a, c);
BOOST_TEST(gil::static_equal(b, c));
gil::color_convert(b, a);
}
{
using pixel_t = gil::rgb8_pixel_t;
using image_t = gil::subchroma_image<pixel_t>;
image_t img(320, 240);
gil::fill_pixels(view(img), pixel_t(10, 20, 30));
// TODO: Add BOOST_TEST checkpoints
}
{
using pixel_t = gil::rgb8_pixel_t;
gil::subchroma_image<pixel_t, mp11::mp_list_c<int, 4, 4, 4>> a(640, 480);
static_assert(a.ss_X == 1 && a.ss_Y == 1, "");
gil::subchroma_image<pixel_t, mp11::mp_list_c<int, 4, 4, 0>> b(640, 480);
static_assert(b.ss_X == 1 && b.ss_Y == 2, "");
gil::subchroma_image<pixel_t, mp11::mp_list_c<int, 4, 2, 2>> c(640, 480);
static_assert(c.ss_X == 2 && c.ss_Y == 1, "");
gil::subchroma_image<pixel_t, mp11::mp_list_c<int, 4, 2, 0>> d(640, 480);
static_assert(d.ss_X == 2 && d.ss_Y == 2, "");
gil::subchroma_image<pixel_t, mp11::mp_list_c<int, 4, 1, 1>> e(640, 480);
static_assert(e.ss_X == 4 && e.ss_Y == 1, "");
gil::subchroma_image<pixel_t, mp11::mp_list_c<int, 4, 1, 0>> f(640, 480);
static_assert(f.ss_X == 4 && f.ss_Y == 2, "");
gil::fill_pixels(view(a), pixel_t(10, 20, 30));
gil::fill_pixels(view(b), pixel_t(10, 20, 30));
gil::fill_pixels(view(c), pixel_t(10, 20, 30));
gil::fill_pixels(view(d), pixel_t(10, 20, 30));
gil::fill_pixels(view(e), pixel_t(10, 20, 30));
gil::fill_pixels(view(f), pixel_t(10, 20, 30));
// TODO: Add BOOST_TEST checkpoints
}
{
using pixel_t = gil::ycbcr_601_8_pixel_t;
using factors_t = mp11::mp_list_c<int, 4, 2, 2>;
using image_t = gil::subchroma_image<pixel_t, factors_t>;
std::size_t const y_width = 320;
std::size_t const y_height = 240;
std::size_t image_size = (y_width * y_height)
+ (y_width / image_t::ss_X) * (y_height / image_t::ss_Y)
+ (y_width / image_t::ss_X) * (y_height / image_t::ss_Y);
std::vector<unsigned char> data(image_size); // TODO: Initialize? --mloskot
image_t::view_t v = gil::subchroma_view<pixel_t, factors_t>(y_width, y_height, &data.front());
//gil::rgb8_pixel_t p; // TODO: Why RGB?? --mloskot
//p = *v.xy_at(0, 0);
auto p = *v.xy_at(0, 0);
// TODO: Add BOOST_TEST checkpoints
}
}
int main()
{
test_subchroma_image();
return ::boost::report_errors();
}
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