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Commit 2c9c5468 authored by Davis King's avatar Davis King
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Added some tests for the new versions of pyramid_down.

parent 657b8cb9
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Showing with 124 additions and 14 deletions
dlib/test/pyramid_down.cpp
View file @ 2c9c5468
......@@ -20,7 +20,7 @@ namespace
// ----------------------------------------------------------------------------------------
void test_pyramid_down_graysclae()
void test_pyramid_down_grayscale()
{
array2d<unsigned char> img, down;
pyramid_down pyr;
......@@ -136,6 +136,7 @@ rgb_pixel mean_pixel (
// ----------------------------------------------------------------------------
template <typename pyramid_down_type>
void test_pyramid_down_rgb2()
{
array2d<rgb_pixel> img, img3;
......@@ -154,15 +155,26 @@ void test_pyramid_down_rgb2()
pyramid_down pyr;
pyramid_down_type pyr;
pyr(img, img2);
pyr(img, img3);
rect1 = pyr.rect_down(rect1);
rect2 = pyr.rect_down(rect2);
rect3 = pyr.rect_down(rect3);
DLIB_TEST(((rect1.tl_corner() - pyr.rect_down(pyr.rect_up(rect1,2),2).tl_corner()).length()) < 1);
DLIB_TEST(((rect1.br_corner() - pyr.rect_down(pyr.rect_up(rect1,2),2).br_corner()).length()) < 1);
DLIB_TEST(((rect2.tl_corner() - pyr.rect_down(pyr.rect_up(rect2,2),2).tl_corner()).length()) < 1);
DLIB_TEST(((rect2.br_corner() - pyr.rect_down(pyr.rect_up(rect2,2),2).br_corner()).length()) < 1);
DLIB_TEST(((rect3.tl_corner() - pyr.rect_down(pyr.rect_up(rect3,2),2).tl_corner()).length()) < 1);
DLIB_TEST(((rect3.br_corner() - pyr.rect_down(pyr.rect_up(rect3,2),2).br_corner()).length()) < 1);
rect1 = shrink_rect(pyr.rect_down(rect1),1);
rect2 = shrink_rect(pyr.rect_down(rect2),1);
rect3 = shrink_rect(pyr.rect_down(rect3),1);
DLIB_TEST(rect1.area() > 10);
DLIB_TEST(rect2.area() > 10);
DLIB_TEST(rect3.area() > 10);
/*
image_window my_window(img);
......@@ -177,9 +189,9 @@ void test_pyramid_down_rgb2()
*/
DLIB_TEST(std::abs((int)mean(subm(matrix_cast<long>(array_to_matrix(img2)),rect1)) - 255/3) < 9);
DLIB_TEST(std::abs((int)mean(subm(matrix_cast<long>(array_to_matrix(img2)),rect2)) - 255/3) < 4);
DLIB_TEST(std::abs((int)mean(subm(matrix_cast<long>(array_to_matrix(img2)),rect1)) - 255/3) < 9);
DLIB_TEST(std::abs((int)mean(subm(matrix_cast<long>(array_to_matrix(img2)),rect1)) - 255/3) < 3);
DLIB_TEST(std::abs((int)mean(subm(matrix_cast<long>(array_to_matrix(img2)),rect2)) - 255/3) < 3);
DLIB_TEST(std::abs((int)mean(subm(matrix_cast<long>(array_to_matrix(img2)),rect3)) - 255/3) < 3);
assign_image(img4, img);
DLIB_TEST(std::abs((int)mean(array_to_matrix(img4)) - mean(array_to_matrix(img2))) < 2);
......@@ -189,17 +201,17 @@ void test_pyramid_down_rgb2()
rgb_pixel mean3 = mean_pixel(img3, rect3);
rgb_pixel mean_all_true = mean_pixel(img, get_rect(img));
rgb_pixel mean_all = mean_pixel(img3, get_rect(img3));
DLIB_TEST(mean1.red > 232);
DLIB_TEST(mean1.red > 250);
DLIB_TEST(mean1.green < 3);
DLIB_TEST(mean1.blue < 3);
DLIB_TEST(mean2.red < 3);
DLIB_TEST(mean2.green > 240);
DLIB_TEST(mean2.green > 250);
DLIB_TEST(mean2.blue < 3);
DLIB_TEST(mean3.red < 4);
DLIB_TEST(mean3.red < 3);
DLIB_TEST(mean3.green < 3);
DLIB_TEST(mean3.blue > 237);
DLIB_TEST(mean3.blue > 250);
DLIB_TEST(std::abs((int)mean_all_true.red - mean_all.red) < 1);
DLIB_TEST(std::abs((int)mean_all_true.green - mean_all.green) < 1);
......@@ -209,6 +221,72 @@ void test_pyramid_down_rgb2()
}
// ----------------------------------------------------------------------------------------
template <typename pyramid_down_type>
void test_pyramid_down_grayscale2()
{
array2d<unsigned char> img, img3;
array2d<unsigned char> img2, img4;
img.set_size(300,400);
assign_all_pixels(img, 0);
rectangle rect1 = centered_rect( 10,10, 14, 14);
rectangle rect2 = centered_rect( 100,100, 34, 42);
rectangle rect3 = centered_rect( 310,215, 65, 21);
draw_rectangle(img, rect1, 255);
draw_rectangle(img, rect2, 170);
draw_rectangle(img, rect3, 100);
pyramid_down_type pyr;
pyr(img, img2);
pyr(img, img3);
DLIB_TEST(((rect1.tl_corner() - pyr.rect_down(pyr.rect_up(rect1,2),2).tl_corner()).length()) < 1);
DLIB_TEST(((rect1.br_corner() - pyr.rect_down(pyr.rect_up(rect1,2),2).br_corner()).length()) < 1);
DLIB_TEST(((rect2.tl_corner() - pyr.rect_down(pyr.rect_up(rect2,2),2).tl_corner()).length()) < 1);
DLIB_TEST(((rect2.br_corner() - pyr.rect_down(pyr.rect_up(rect2,2),2).br_corner()).length()) < 1);
DLIB_TEST(((rect3.tl_corner() - pyr.rect_down(pyr.rect_up(rect3,2),2).tl_corner()).length()) < 1);
DLIB_TEST(((rect3.br_corner() - pyr.rect_down(pyr.rect_up(rect3,2),2).br_corner()).length()) < 1);
rect1 = shrink_rect(pyr.rect_down(rect1),1);
rect2 = shrink_rect(pyr.rect_down(rect2),1);
rect3 = shrink_rect(pyr.rect_down(rect3),1);
DLIB_TEST(rect1.area() > 10);
DLIB_TEST(rect2.area() > 10);
DLIB_TEST(rect3.area() > 10);
/*
image_window my_window(img);
image_window win2(img2);
image_window win3(img3);
win2.add_overlay(image_window::overlay_rect(rect1, rgb_pixel(255,0,0)));
win2.add_overlay(image_window::overlay_rect(rect2, rgb_pixel(255,0,0)));
win2.add_overlay(image_window::overlay_rect(rect3, rgb_pixel(255,0,0)));
win3.add_overlay(image_window::overlay_rect(rect1, rgb_pixel(255,0,0)));
win3.add_overlay(image_window::overlay_rect(rect2, rgb_pixel(255,0,0)));
win3.add_overlay(image_window::overlay_rect(rect3, rgb_pixel(255,0,0)));
*/
DLIB_TEST(std::abs((int)mean(subm(matrix_cast<long>(array_to_matrix(img2)),rect1)) - 255) < 3);
DLIB_TEST(std::abs((int)mean(subm(matrix_cast<long>(array_to_matrix(img2)),rect2)) - 170) < 3);
DLIB_TEST(std::abs((int)mean(subm(matrix_cast<long>(array_to_matrix(img2)),rect3)) - 100) < 3);
assign_image(img4, img);
DLIB_TEST(std::abs((int)mean(array_to_matrix(img4)) - mean(array_to_matrix(img2))) < 2);
//my_window.wait_until_closed();
}
// ----------------------------------------------------------------------------------------
......@@ -225,11 +303,43 @@ void test_pyramid_down_rgb2()
)
{
print_spinner();
test_pyramid_down_graysclae();
test_pyramid_down_grayscale();
print_spinner();
test_pyramid_down_rgb();
print_spinner();
dlog << LINFO << "call test_pyramid_down_rgb2<pyramid_down>();";
test_pyramid_down_rgb2<pyramid_down>();
print_spinner();
dlog << LINFO << "call test_pyramid_down_rgb2<pyramid_down_3_2>();";
test_pyramid_down_rgb2<pyramid_down_3_2>();
print_spinner();
dlog << LINFO << "call test_pyramid_down_rgb2<pyramid_down_4_3>();";
test_pyramid_down_rgb2<pyramid_down_4_3>();
print_spinner();
dlog << LINFO << "call test_pyramid_down_rgb2<pyramid_down_5_4>();";
test_pyramid_down_rgb2<pyramid_down_5_4>();
print_spinner();
dlog << LINFO << "call test_pyramid_down_grayscale2<pyramid_down>();";
test_pyramid_down_grayscale2<pyramid_down>();
print_spinner();
dlog << LINFO << "call test_pyramid_down_grayscale2<pyramid_down_3_2>();";
test_pyramid_down_grayscale2<pyramid_down_3_2>();
print_spinner();
dlog << LINFO << "call test_pyramid_down_grayscale2<pyramid_down_4_3>();";
test_pyramid_down_grayscale2<pyramid_down_4_3>();
print_spinner();
test_pyramid_down_rgb2();
dlog << LINFO << "call test_pyramid_down_grayscale2<pyramid_down_5_4>();";
test_pyramid_down_grayscale2<pyramid_down_5_4>();
}
} a;
......
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