Merge master.

[dcpomatic.git] / test / test.cc

diff --git a/test/test.cc b/test/test.cc
index 592bad836807a060450f071433974e4892a6490d..4d25d50f85944fd6162ac5fb1294a53859c3d274 100644 (file)
--- a/test/test.cc
+++ b/test/test.cc
@@ -197,6 +197,32 @@ BOOST_AUTO_TEST_CASE (format_test)
 //     BOOST_CHECK_EQUAL (f->ratio_as_integer(shared_ptr<const Film> ()), 239);
 }
 
+/* Test VariableFormat-based scaling of content */
+BOOST_AUTO_TEST_CASE (scaling_test)
+{
+       shared_ptr<Film> film (new Film (test_film_dir ("scaling_test").string(), false));
+
+       /* 4:3 ratio */
+       film->set_size (libdcp::Size (320, 240));
+
+       /* This format should preserve aspect ratio of the source */
+       Format const * format = Format::from_id ("var-185");
+
+       /* We should have enough padding that the result is 4:3,
+          which would be 1440 pixels.
+       */
+       BOOST_CHECK_EQUAL (format->dcp_padding (film), (1998 - 1440) / 2);
+       
+       /* This crops it to 1.291666667 */
+       film->set_left_crop (5);
+       film->set_right_crop (5);
+
+       /* We should now have enough padding that the result is 1.29166667,
+          which would be 1395 pixels.
+       */
+       BOOST_CHECK_EQUAL (format->dcp_padding (film), rint ((1998 - 1395) / 2.0));
+}
+
 BOOST_AUTO_TEST_CASE (util_test)
 {
        string t = "Hello this is a string \"with quotes\" and indeed without them";