ceph/src/boost/libs/gil/test/core/image_processing/sobel_scharr.cpp

   1 #include <boost/gil/image_processing/numeric.hpp>
   2 #include <boost/gil/detail/math.hpp>
   3 #include <boost/core/lightweight_test.hpp>
   4
   5 #include <algorithm>
   6
   7 namespace gil = boost::gil;
   8
   9 void test_dx_sobel_kernel()
  10 {
  11     const auto kernel = gil::generate_dx_sobel(1);
  12     BOOST_TEST(std::equal(kernel.begin(), kernel.end(), gil::dx_sobel.begin()));
  13 }
  14
  15 void test_dx_scharr_kernel()
  16 {
  17     const auto kernel = gil::generate_dx_scharr(1);
  18     BOOST_TEST(std::equal(kernel.begin(), kernel.end(), gil::dx_scharr.begin()));
  19 }
  20
  21 void test_dy_sobel_kernel()
  22 {
  23     const auto kernel = gil::generate_dy_sobel(1);
  24     BOOST_TEST(std::equal(kernel.begin(), kernel.end(), gil::dy_sobel.begin()));
  25 }
  26
  27 void test_dy_scharr_kernel()
  28 {
  29     const auto kernel = gil::generate_dy_scharr(1);
  30     BOOST_TEST(std::equal(kernel.begin(), kernel.end(), gil::dy_scharr.begin()));
  31 }
  32
  33 int main()
  34 {
  35     test_dx_sobel_kernel();
  36     test_dx_scharr_kernel();
  37     test_dy_sobel_kernel();
  38     test_dy_scharr_kernel();
  39     return boost::report_errors();
  40 }