123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107 |
- // 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)
- /// \brief Unit test for subchroma_image type.
- #include <boost/test/unit_test.hpp>
- #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/mp11.hpp>
- using namespace std;
- using namespace boost;
- using namespace gil;
- BOOST_AUTO_TEST_SUITE( toolbox_tests )
- BOOST_AUTO_TEST_CASE( subchroma_image_test )
- {
- {
- ycbcr_601_8_pixel_t a( 10, 20, 30 );
- rgb8_pixel_t b;
- bgr8_pixel_t c;
- color_convert( a, b );
- color_convert( a, c );
- BOOST_ASSERT( static_equal( b, c ));
- color_convert( b, a );
- }
- {
- ycbcr_709_8_pixel_t a( 10, 20, 30 );
- rgb8_pixel_t b;
- bgr8_pixel_t c;
- color_convert( a, b );
- color_convert( a, c );
- BOOST_ASSERT( static_equal( b, c ));
- color_convert( b, a );
- }
- {
- using pixel_t = rgb8_pixel_t;
- using image_t = subchroma_image<pixel_t>;
- image_t img( 640, 480 );
- fill_pixels( view( img )
- , pixel_t( 10, 20, 30 )
- );
- }
- {
- using pixel_t = rgb8_pixel_t;
- 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, "");
- 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, "");
- 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, "");
- 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, "");
- 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, "");
- 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, "");
- fill_pixels( view( a ), pixel_t( 10, 20, 30 ) );
- fill_pixels( view( b ), pixel_t( 10, 20, 30 ) );
- fill_pixels( view( c ), pixel_t( 10, 20, 30 ) );
- fill_pixels( view( d ), pixel_t( 10, 20, 30 ) );
- fill_pixels( view( e ), pixel_t( 10, 20, 30 ) );
- fill_pixels( view( f ), pixel_t( 10, 20, 30 ) );
- }
- {
- using pixel_t = ycbcr_601_8_pixel_t;
- using factors_t = mp11::mp_list_c<int, 4, 2, 2>;
- using image_t = subchroma_image<pixel_t, factors_t>;
- std::size_t y_width = 640;
- std::size_t y_height = 480;
- 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 );
- vector< unsigned char > data( image_size );
- image_t::view_t v = subchroma_view< pixel_t, factors_t >( y_width
- , y_height
- , &data.front()
- );
- rgb8_pixel_t p;
- p = *v.xy_at( 0, 0 );
- }
- }
- BOOST_AUTO_TEST_SUITE_END()
|