test/audio_analysis_test.cc

   1 /*
   2     Copyright (C) 2012-2020 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   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.
  10
  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.
  15
  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/>.
  18
  19 */
  20
  21 /** @defgroup selfcontained Self-contained tests of single classes / method sets */
  22
  23 /** @file  test/audio_analysis_test.cc
  24  *  @brief Test AudioAnalysis class.
  25  *  @ingroup selfcontained
  26  */
  27
  28 #include <boost/test/unit_test.hpp>
  29 #include "lib/audio_analysis.h"
  30 #include "lib/analyse_audio_job.h"
  31 #include "lib/film.h"
  32 #include "lib/ffmpeg_content.h"
  33 #include "lib/dcp_content_type.h"
  34 #include "lib/ffmpeg_content.h"
  35 #include "lib/ratio.h"
  36 #include "lib/job_manager.h"
  37 #include "lib/audio_content.h"
  38 #include "lib/content_factory.h"
  39 #include "lib/playlist.h"
  40 #include "test.h"
  41 #include <iostream>
  42
  43 using std::vector;
  44 using std::shared_ptr;
  45 using namespace dcpomatic;
  46
  47 static float
  48 random_float ()
  49 {
  50         return (float (rand ()) / RAND_MAX) * 2 - 1;
  51 }
  52
  53 BOOST_AUTO_TEST_CASE (audio_analysis_serialisation_test)
  54 {
  55         int const channels = 3;
  56         int const points = 4096;
  57
  58         AudioAnalysis a (3);
  59         for (int i = 0; i < channels; ++i) {
  60                 for (int j = 0; j < points; ++j) {
  61                         AudioPoint p;
  62                         p[AudioPoint::PEAK] = random_float ();
  63                         p[AudioPoint::RMS] = random_float ();
  64                         a.add_point (i, p);
  65                 }
  66         }
  67
  68         vector<AudioAnalysis::PeakTime> peak;
  69         for (int i = 0; i < channels; ++i) {
  70                 peak.push_back (AudioAnalysis::PeakTime (random_float(), DCPTime (rand())));
  71         }
  72         a.set_sample_peak (peak);
  73
  74         a.set_samples_per_point (100);
  75         a.set_sample_rate (48000);
  76         a.write ("build/test/audio_analysis_serialisation_test");
  77
  78         AudioAnalysis b ("build/test/audio_analysis_serialisation_test");
  79         for (int i = 0; i < channels; ++i) {
  80                 BOOST_CHECK_EQUAL (b.points(i), points);
  81                 for (int j = 0; j < points; ++j) {
  82                         AudioPoint p = a.get_point (i, j);
  83                         AudioPoint q = b.get_point (i, j);
  84                         BOOST_CHECK_CLOSE (p[AudioPoint::PEAK], q[AudioPoint::PEAK], 1);
  85                         BOOST_CHECK_CLOSE (p[AudioPoint::RMS],  q[AudioPoint::RMS], 1);
  86                 }
  87         }
  88
  89         BOOST_REQUIRE_EQUAL (b.sample_peak().size(), 3U);
  90         for (int i = 0; i < channels; ++i) {
  91                 BOOST_CHECK_CLOSE (b.sample_peak()[i].peak, peak[i].peak, 1);
  92                 BOOST_CHECK_EQUAL (b.sample_peak()[i].time.get(), peak[i].time.get());
  93         }
  94
  95         BOOST_CHECK_EQUAL (a.samples_per_point(), 100);
  96         BOOST_CHECK_EQUAL (a.sample_rate(), 48000);
  97 }
  98
  99 static void
 100 finished ()
 101 {
 102
 103 }
 104
 105 BOOST_AUTO_TEST_CASE (audio_analysis_test)
 106 {
 107         shared_ptr<Film> film = new_test_film ("audio_analysis_test");
 108         film->set_dcp_content_type (DCPContentType::from_isdcf_name ("FTR"));
 109         film->set_container (Ratio::from_id ("185"));
 110         film->set_name ("audio_analysis_test");
 111         boost::filesystem::path p = TestPaths::private_data() / "betty_L.wav";
 112
 113         shared_ptr<FFmpegContent> c (new FFmpegContent(p));
 114         film->examine_and_add_content (c);
 115         BOOST_REQUIRE (!wait_for_jobs());
 116
 117         shared_ptr<AnalyseAudioJob> job (new AnalyseAudioJob (film, film->playlist(), false));
 118         job->Finished.connect (boost::bind (&finished));
 119         JobManager::instance()->add (job);
 120         BOOST_REQUIRE (!wait_for_jobs());
 121 }
 122
 123 /** Check that audio analysis works (i.e. runs without error) with a -ve delay */
 124 BOOST_AUTO_TEST_CASE (audio_analysis_negative_delay_test)
 125 {
 126         shared_ptr<Film> film = new_test_film ("audio_analysis_negative_delay_test");
 127         film->set_name ("audio_analysis_negative_delay_test");
 128         shared_ptr<FFmpegContent> c (new FFmpegContent(TestPaths::private_data() / "boon_telly.mkv"));
 129         film->examine_and_add_content (c);
 130         BOOST_REQUIRE (!wait_for_jobs());
 131
 132         c->audio->set_delay (-250);
 133
 134         shared_ptr<AnalyseAudioJob> job (new AnalyseAudioJob (film, film->playlist(), false));
 135         job->Finished.connect (boost::bind (&finished));
 136         JobManager::instance()->add (job);
 137         BOOST_REQUIRE (!wait_for_jobs());
 138 }
 139
 140 /** Check audio analysis that is incorrect in 2e98263 */
 141 BOOST_AUTO_TEST_CASE (audio_analysis_test2)
 142 {
 143         shared_ptr<Film> film = new_test_film ("audio_analysis_test2");
 144         film->set_name ("audio_analysis_test2");
 145         shared_ptr<FFmpegContent> c (new FFmpegContent(TestPaths::private_data() / "3d_thx_broadway_2010_lossless.m2ts"));
 146         film->examine_and_add_content (c);
 147         BOOST_REQUIRE (!wait_for_jobs());
 148
 149         shared_ptr<AnalyseAudioJob> job (new AnalyseAudioJob (film, film->playlist(), false));
 150         job->Finished.connect (boost::bind (&finished));
 151         JobManager::instance()->add (job);
 152         BOOST_REQUIRE (!wait_for_jobs());
 153 }
 154
 155
 156 static bool done = false;
 157
 158 static void
 159 analysis_finished ()
 160 {
 161         done = true;
 162 }
 163
 164 /* Test a case which was reported to throw an exception; analysing
 165  * a 12-channel DCP's audio.
 166  */
 167 BOOST_AUTO_TEST_CASE (audio_analysis_test3)
 168 {
 169         shared_ptr<Film> film = new_test_film ("analyse_audio_test");
 170         film->set_container (Ratio::from_id ("185"));
 171         film->set_dcp_content_type (DCPContentType::from_isdcf_name ("TLR"));
 172         film->set_name ("frobozz");
 173
 174         shared_ptr<FFmpegContent> content (new FFmpegContent("test/data/white.wav"));
 175         film->examine_and_add_content (content);
 176         BOOST_REQUIRE (!wait_for_jobs());
 177
 178         film->set_audio_channels (12);
 179         boost::signals2::connection connection;
 180         JobManager::instance()->analyse_audio (film, film->playlist(), false, connection, boost::bind (&analysis_finished));
 181         BOOST_REQUIRE (!wait_for_jobs());
 182         BOOST_CHECK (done);
 183 }
 184
 185 /** Run an audio analysis that triggered an exception in the audio decoder at one point */
 186 BOOST_AUTO_TEST_CASE (analyse_audio_test4)
 187 {
 188         shared_ptr<Film> film = new_test_film ("analyse_audio_test");
 189         film->set_container (Ratio::from_id ("185"));
 190         film->set_dcp_content_type (DCPContentType::from_isdcf_name ("TLR"));
 191         film->set_name ("frobozz");
 192         shared_ptr<Content> content = content_factory(TestPaths::private_data() / "20 The Wedding Convoy Song.m4a").front();
 193         film->examine_and_add_content (content);
 194         BOOST_REQUIRE (!wait_for_jobs());
 195
 196         shared_ptr<Playlist> playlist (new Playlist);
 197         playlist->add (film, content);
 198         boost::signals2::connection c;
 199         JobManager::instance()->analyse_audio (film, playlist, false, c, boost::bind (&finished));
 200         BOOST_CHECK (!wait_for_jobs ());
 201 }
 202
 203 BOOST_AUTO_TEST_CASE (analyse_audio_leqm_test)
 204 {
 205         shared_ptr<Film> film = new_test_film2 ("analyse_audio_leqm_test");
 206         film->set_audio_channels (2);
 207         shared_ptr<Content> content = content_factory(TestPaths::private_data() / "betty_stereo_48k.wav").front();
 208         film->examine_and_add_content (content);
 209         BOOST_REQUIRE (!wait_for_jobs());
 210
 211         shared_ptr<Playlist> playlist (new Playlist);
 212         playlist->add (film, content);
 213         boost::signals2::connection c;
 214         JobManager::instance()->analyse_audio (film, playlist, false, c, boost::bind (&finished));
 215         BOOST_CHECK (!wait_for_jobs());
 216
 217         AudioAnalysis analysis(film->audio_analysis_path(playlist));
 218
 219         /* The CLI tool of leqm_nrt gives this value for betty_stereo_48k.wav */
 220         BOOST_CHECK_CLOSE (analysis.leqm().get_value_or(0), 88.276, 0.001);
 221 }