2 Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
22 /** @defgroup selfcontained Self-contained tests of single classes / method sets */
24 /** @file test/audio_analysis_test.cc
25 * @brief Test AudioAnalysis class.
26 * @ingroup selfcontained
30 #include "lib/analyse_audio_job.h"
31 #include "lib/audio_analysis.h"
32 #include "lib/audio_content.h"
33 #include "lib/content_factory.h"
34 #include "lib/dcp_content_type.h"
35 #include "lib/ffmpeg_content.h"
36 #include "lib/ffmpeg_content.h"
38 #include "lib/job_manager.h"
39 #include "lib/playlist.h"
40 #include "lib/ratio.h"
42 #include <boost/test/unit_test.hpp>
45 using std::make_shared;
47 using namespace dcpomatic;
50 BOOST_AUTO_TEST_CASE (audio_analysis_serialisation_test)
52 int const channels = 3;
53 int const points = 4096;
55 auto random_float = []() {
56 return (float (rand ()) / RAND_MAX) * 2 - 1;
60 for (int i = 0; i < channels; ++i) {
61 for (int j = 0; j < points; ++j) {
63 p[AudioPoint::PEAK] = random_float ();
64 p[AudioPoint::RMS] = random_float ();
69 vector<AudioAnalysis::PeakTime> peak;
70 for (int i = 0; i < channels; ++i) {
71 peak.push_back (AudioAnalysis::PeakTime(random_float(), DCPTime(rand())));
73 a.set_sample_peak (peak);
75 a.set_samples_per_point (100);
76 a.set_sample_rate (48000);
77 a.write ("build/test/audio_analysis_serialisation_test");
79 AudioAnalysis b ("build/test/audio_analysis_serialisation_test");
80 for (int i = 0; i < channels; ++i) {
81 BOOST_CHECK_EQUAL (b.points(i), points);
82 for (int j = 0; j < points; ++j) {
83 AudioPoint p = a.get_point (i, j);
84 AudioPoint q = b.get_point (i, j);
85 BOOST_CHECK_CLOSE (p[AudioPoint::PEAK], q[AudioPoint::PEAK], 1);
86 BOOST_CHECK_CLOSE (p[AudioPoint::RMS], q[AudioPoint::RMS], 1);
90 BOOST_REQUIRE_EQUAL (b.sample_peak().size(), 3U);
91 for (int i = 0; i < channels; ++i) {
92 BOOST_CHECK_CLOSE (b.sample_peak()[i].peak, peak[i].peak, 1);
93 BOOST_CHECK_EQUAL (b.sample_peak()[i].time.get(), peak[i].time.get());
96 BOOST_CHECK_EQUAL (a.samples_per_point(), 100);
97 BOOST_CHECK_EQUAL (a.sample_rate(), 48000);
101 BOOST_AUTO_TEST_CASE (audio_analysis_test)
103 auto film = new_test_film ("audio_analysis_test");
104 film->set_dcp_content_type (DCPContentType::from_isdcf_name("FTR"));
105 film->set_container (Ratio::from_id("185"));
106 film->set_name ("audio_analysis_test");
107 boost::filesystem::path p = TestPaths::private_data() / "betty_L.wav";
109 auto c = make_shared<FFmpegContent>(p);
110 film->examine_and_add_content (c);
111 BOOST_REQUIRE (!wait_for_jobs());
113 auto job = make_shared<AnalyseAudioJob>(film, film->playlist(), false);
114 JobManager::instance()->add (job);
115 BOOST_REQUIRE (!wait_for_jobs());
119 /** Check that audio analysis works (i.e. runs without error) with a -ve delay */
120 BOOST_AUTO_TEST_CASE (audio_analysis_negative_delay_test)
122 auto film = new_test_film ("audio_analysis_negative_delay_test");
123 film->set_name ("audio_analysis_negative_delay_test");
124 auto c = make_shared<FFmpegContent>(TestPaths::private_data() / "boon_telly.mkv");
125 film->examine_and_add_content (c);
126 BOOST_REQUIRE (!wait_for_jobs());
128 c->audio->set_delay (-250);
130 auto job = make_shared<AnalyseAudioJob>(film, film->playlist(), false);
131 JobManager::instance()->add (job);
132 BOOST_REQUIRE (!wait_for_jobs());
136 /** Check audio analysis that is incorrect in 2e98263 */
137 BOOST_AUTO_TEST_CASE (audio_analysis_test2)
139 auto film = new_test_film ("audio_analysis_test2");
140 film->set_name ("audio_analysis_test2");
141 auto c = make_shared<FFmpegContent>(TestPaths::private_data() / "3d_thx_broadway_2010_lossless.m2ts");
142 film->examine_and_add_content (c);
143 BOOST_REQUIRE (!wait_for_jobs());
145 auto job = make_shared<AnalyseAudioJob>(film, film->playlist(), false);
146 JobManager::instance()->add (job);
147 BOOST_REQUIRE (!wait_for_jobs());
151 static bool done = false;
160 /* Test a case which was reported to throw an exception; analysing
161 * a 12-channel DCP's audio.
163 BOOST_AUTO_TEST_CASE (audio_analysis_test3)
165 auto film = new_test_film ("analyse_audio_test");
166 film->set_container (Ratio::from_id ("185"));
167 film->set_dcp_content_type (DCPContentType::from_isdcf_name("TLR"));
168 film->set_name ("frobozz");
170 auto content = make_shared<FFmpegContent>("test/data/white.wav");
171 film->examine_and_add_content (content);
172 BOOST_REQUIRE (!wait_for_jobs());
174 film->set_audio_channels (12);
175 boost::signals2::connection connection;
176 JobManager::instance()->analyse_audio(film, film->playlist(), false, connection, boost::bind(&analysis_finished));
177 BOOST_REQUIRE (!wait_for_jobs());
182 /** Run an audio analysis that triggered an exception in the audio decoder at one point */
183 BOOST_AUTO_TEST_CASE (analyse_audio_test4)
185 auto film = new_test_film ("analyse_audio_test");
186 film->set_container (Ratio::from_id ("185"));
187 film->set_dcp_content_type (DCPContentType::from_isdcf_name("TLR"));
188 film->set_name ("frobozz");
189 auto content = content_factory(TestPaths::private_data() / "20 The Wedding Convoy Song.m4a")[0];
190 film->examine_and_add_content (content);
191 BOOST_REQUIRE (!wait_for_jobs());
193 auto playlist = make_shared<Playlist>();
194 playlist->add (film, content);
195 boost::signals2::connection c;
196 JobManager::instance()->analyse_audio(film, playlist, false, c, []() {});
197 BOOST_CHECK (!wait_for_jobs ());
201 BOOST_AUTO_TEST_CASE (analyse_audio_leqm_test)
203 auto film = new_test_film2 ("analyse_audio_leqm_test");
204 film->set_audio_channels (2);
205 auto content = content_factory(TestPaths::private_data() / "betty_stereo_48k.wav")[0];
206 film->examine_and_add_content (content);
207 BOOST_REQUIRE (!wait_for_jobs());
209 auto playlist = make_shared<Playlist>();
210 playlist->add (film, content);
211 boost::signals2::connection c;
212 JobManager::instance()->analyse_audio(film, playlist, false, c, []() {});
213 BOOST_CHECK (!wait_for_jobs());
215 AudioAnalysis analysis(film->audio_analysis_path(playlist));
217 /* The CLI tool of leqm_nrt gives this value for betty_stereo_48k.wav */
218 BOOST_CHECK_CLOSE (analysis.leqm().get_value_or(0), 88.276, 0.001);
222 /** Bug #2364; a file with a lot of silent video at the end (about 50s worth)
223 * crashed the audio analysis with an OOM on Windows.
225 BOOST_AUTO_TEST_CASE(analyse_audio_with_long_silent_end)
227 auto content = content_factory(TestPaths::private_data() / "2364.mkv")[0];
228 auto film = new_test_film2("analyse_audio_with_long_silent_end", { content });
230 auto playlist = make_shared<Playlist>();
231 playlist->add(film, content);
232 boost::signals2::connection c;
233 JobManager::instance()->analyse_audio(film, playlist, false, c, []() {});
234 BOOST_CHECK(!wait_for_jobs());