[Boost-commit] svn:boost r83606 - trunk/libs/gil/toolbox/test

Subject: [Boost-commit] svn:boost r83606 - trunk/libs/gil/toolbox/test
From: chhenning_at_[hidden]
Date: 2013-03-27 14:56:24

Author: chhenning
Date: 2013-03-27 14:56:23 EDT (Wed, 27 Mar 2013)
New Revision: 83606
URL: http://svn.boost.org/trac/boost/changeset/83606

Log:
Test cases for subsampled_image and ycbcr color space.
Text files modified: 
   trunk/libs/gil/toolbox/test/get_num_bits.cpp     |     1                                         
   trunk/libs/gil/toolbox/test/subsampled_image.cpp |    42 ++++++++++++++++++++++++++++++++------- 
   2 files changed, 34 insertions(+), 9 deletions(-)

Modified: trunk/libs/gil/toolbox/test/get_num_bits.cpp
==============================================================================
--- trunk/libs/gil/toolbox/test/get_num_bits.cpp	(original)
+++ trunk/libs/gil/toolbox/test/get_num_bits.cpp	2013-03-27 14:56:23 EDT (Wed, 27 Mar 2013)
@@ -37,7 +37,6 @@
 
     BOOST_STATIC_ASSERT( get_num_bits< channel_type< gray8_image_t::view_t::value_type >::type >::value == 8 );
     BOOST_STATIC_ASSERT( get_num_bits< channel_type< rgba32_image_t::view_t::value_type >::type >::value == 32 );
-    
 }
 
 BOOST_AUTO_TEST_SUITE_END()

Modified: trunk/libs/gil/toolbox/test/subsampled_image.cpp
==============================================================================
--- trunk/libs/gil/toolbox/test/subsampled_image.cpp	(original)
+++ trunk/libs/gil/toolbox/test/subsampled_image.cpp	2013-03-27 14:56:23 EDT (Wed, 27 Mar 2013)
@@ -5,8 +5,6 @@
 
 /// \brief Unit test for subsampled_image type.
 
-#include "stdafx.h"
-
 #include <boost/test/unit_test.hpp>
 
 #include <boost/gil/gil_all.hpp>
@@ -19,16 +17,19 @@
 using namespace boost;
 using namespace gil;
 
-
 BOOST_AUTO_TEST_SUITE( subsampled_image_test_suite )
 
 BOOST_AUTO_TEST_CASE( subsampled_image_test )
 {
     {
-        ycbcr8_pixel_t a;
+        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 );
     }
 
@@ -36,15 +37,40 @@
         typedef rgb8_pixel_t pixel_t;
         typedef subsampled_image< pixel_t > image_t;
 
-        image_t img( 640, 480
-                   , 640, 480 
-                   , 640, 480 
-                   );
+        image_t img( 640, 480 );
 
         fill_pixels( view( img )
                    , pixel_t( 10, 20, 30 )
                    );
     }
+
+    {
+        typedef ycbcr_601_8_pixel_t pixel_t;
+        typedef subsampled_image< pixel_t > image_t;
+
+        std::size_t y_width     = 640;
+        std::size_t y_height    = 480;
+        std::size_t vx_ssfactor =   2;
+        std::size_t vy_ssfactor =   2;
+        std::size_t ux_ssfactor =   2;
+        std::size_t uy_ssfactor =   2;
+
+        std::size_t image_size = ( y_width * y_height )
+                               + ( y_width / vx_ssfactor ) * ( y_height / vy_ssfactor )
+                               + ( y_width / ux_ssfactor ) * ( y_height / uy_ssfactor );
+
+        vector< unsigned char > data( image_size );
+
+        image_t::view_t v = subsampled_view< pixel_t >( y_width
+                                                      , y_height
+                                                      , &data.front()
+                                                      , vx_ssfactor
+                                                      , vy_ssfactor
+                                                      , ux_ssfactor
+                                                      , uy_ssfactor
+                                                      );
+        rgb8_pixel_t p = *v.xy_at( 0, 0 );
+    }
 }
 
 BOOST_AUTO_TEST_SUITE_END()