Fix broken test.

[dcpomatic.git] / test / torture_test.cc

diff --git a/test/torture_test.cc b/test/torture_test.cc
index 8bd541ad232479addfb5cbc32873834acfa42231..764491c0a63ea5d31af368d41411b660b8f56934 100644 (file)
--- a/test/torture_test.cc
+++ b/test/torture_test.cc
@@ -56,23 +56,23 @@ BOOST_AUTO_TEST_CASE (torture_test1)
        film->set_container (Ratio::from_id ("185"));
        film->set_sequence (false);
 
-       /* Staircase at an offset of 2000 samples, trimmed both start and end, with a gain of 6dB */
+       /* Staircase at an offset of 2000 samples, trimmed both start and end, with a gain of exactly 2 (linear) */
        shared_ptr<Content> staircase = content_factory("test/data/staircase.wav").front ();
        film->examine_and_add_content (staircase);
        BOOST_REQUIRE (!wait_for_jobs());
        staircase->set_position (film, DCPTime::from_frames (2000, film->audio_frame_rate()));
        staircase->set_trim_start (ContentTime::from_frames (12, 48000));
        staircase->set_trim_end (ContentTime::from_frames (35, 48000));
-       staircase->audio->set_gain (linear_to_db(6));
+       staircase->audio->set_gain (20 * log10(2));
 
-       /* And again at an offset of 50000 samples, trimmed both start and end, with a gain of 6dB */
+       /* And again at an offset of 50000 samples, trimmed both start and end, with a gain of exactly 2 (linear) */
        staircase = content_factory("test/data/staircase.wav").front ();
        film->examine_and_add_content (staircase);
        BOOST_REQUIRE (!wait_for_jobs());
        staircase->set_position (film, DCPTime::from_frames(50000, film->audio_frame_rate()));
        staircase->set_trim_start (ContentTime::from_frames (12, 48000));
        staircase->set_trim_end (ContentTime::from_frames (35, 48000));
-       staircase->audio->set_gain (linear_to_db(6));
+       staircase->audio->set_gain (20 * log10(2));
 
        /* 1s of red at 5s in */
        shared_ptr<Content> red = content_factory("test/data/flat_red.png").front ();