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/*
Copyright (C) 2012-2020 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
/** @defgroup selfcontained Self-contained tests of single classes / method sets */
/** @file test/audio_analysis_test.cc
* @brief Test AudioAnalysis class.
* @ingroup selfcontained
*/
#include <boost/test/unit_test.hpp>
#include "lib/audio_analysis.h"
#include "lib/analyse_audio_job.h"
#include "lib/film.h"
#include "lib/ffmpeg_content.h"
#include "lib/dcp_content_type.h"
#include "lib/ffmpeg_content.h"
#include "lib/ratio.h"
#include "lib/job_manager.h"
#include "lib/audio_content.h"
#include "lib/content_factory.h"
#include "lib/playlist.h"
#include "test.h"
#include <iostream>
using std::vector;
using boost::shared_ptr;
using namespace dcpomatic;
static float
random_float ()
{
return (float (rand ()) / RAND_MAX) * 2 - 1;
}
BOOST_AUTO_TEST_CASE (audio_analysis_serialisation_test)
{
int const channels = 3;
int const points = 4096;
AudioAnalysis a (3);
for (int i = 0; i < channels; ++i) {
for (int j = 0; j < points; ++j) {
AudioPoint p;
p[AudioPoint::PEAK] = random_float ();
p[AudioPoint::RMS] = random_float ();
a.add_point (i, p);
}
}
vector<AudioAnalysis::PeakTime> peak;
for (int i = 0; i < channels; ++i) {
peak.push_back (AudioAnalysis::PeakTime (random_float(), DCPTime (rand())));
}
a.set_sample_peak (peak);
a.set_samples_per_point (100);
a.set_sample_rate (48000);
a.write ("build/test/audio_analysis_serialisation_test");
AudioAnalysis b ("build/test/audio_analysis_serialisation_test");
for (int i = 0; i < channels; ++i) {
BOOST_CHECK_EQUAL (b.points(i), points);
for (int j = 0; j < points; ++j) {
AudioPoint p = a.get_point (i, j);
AudioPoint q = b.get_point (i, j);
BOOST_CHECK_CLOSE (p[AudioPoint::PEAK], q[AudioPoint::PEAK], 1);
BOOST_CHECK_CLOSE (p[AudioPoint::RMS], q[AudioPoint::RMS], 1);
}
}
BOOST_REQUIRE_EQUAL (b.sample_peak().size(), 3U);
for (int i = 0; i < channels; ++i) {
BOOST_CHECK_CLOSE (b.sample_peak()[i].peak, peak[i].peak, 1);
BOOST_CHECK_EQUAL (b.sample_peak()[i].time.get(), peak[i].time.get());
}
BOOST_CHECK_EQUAL (a.samples_per_point(), 100);
BOOST_CHECK_EQUAL (a.sample_rate(), 48000);
}
static void
finished ()
{
}
BOOST_AUTO_TEST_CASE (audio_analysis_test)
{
shared_ptr<Film> film = new_test_film ("audio_analysis_test");
film->set_dcp_content_type (DCPContentType::from_isdcf_name ("FTR"));
film->set_container (Ratio::from_id ("185"));
film->set_name ("audio_analysis_test");
boost::filesystem::path p = TestPaths::private_data() / "betty_L.wav";
shared_ptr<FFmpegContent> c (new FFmpegContent(p));
film->examine_and_add_content (c);
BOOST_REQUIRE (!wait_for_jobs());
shared_ptr<AnalyseAudioJob> job (new AnalyseAudioJob (film, film->playlist(), false));
job->Finished.connect (boost::bind (&finished));
JobManager::instance()->add (job);
BOOST_REQUIRE (!wait_for_jobs());
}
/** Check that audio analysis works (i.e. runs without error) with a -ve delay */
BOOST_AUTO_TEST_CASE (audio_analysis_negative_delay_test)
{
shared_ptr<Film> film = new_test_film ("audio_analysis_negative_delay_test");
film->set_name ("audio_analysis_negative_delay_test");
shared_ptr<FFmpegContent> c (new FFmpegContent(TestPaths::private_data() / "boon_telly.mkv"));
film->examine_and_add_content (c);
BOOST_REQUIRE (!wait_for_jobs());
c->audio->set_delay (-250);
shared_ptr<AnalyseAudioJob> job (new AnalyseAudioJob (film, film->playlist(), false));
job->Finished.connect (boost::bind (&finished));
JobManager::instance()->add (job);
BOOST_REQUIRE (!wait_for_jobs());
}
/** Check audio analysis that is incorrect in 2e98263 */
BOOST_AUTO_TEST_CASE (audio_analysis_test2)
{
shared_ptr<Film> film = new_test_film ("audio_analysis_test2");
film->set_name ("audio_analysis_test2");
shared_ptr<FFmpegContent> c (new FFmpegContent(TestPaths::private_data() / "3d_thx_broadway_2010_lossless.m2ts"));
film->examine_and_add_content (c);
BOOST_REQUIRE (!wait_for_jobs());
shared_ptr<AnalyseAudioJob> job (new AnalyseAudioJob (film, film->playlist(), false));
job->Finished.connect (boost::bind (&finished));
JobManager::instance()->add (job);
BOOST_REQUIRE (!wait_for_jobs());
}
static bool done = false;
static void
analysis_finished ()
{
done = true;
}
/* Test a case which was reported to throw an exception; analysing
* a 12-channel DCP's audio.
*/
BOOST_AUTO_TEST_CASE (audio_analysis_test3)
{
shared_ptr<Film> film = new_test_film ("analyse_audio_test");
film->set_container (Ratio::from_id ("185"));
film->set_dcp_content_type (DCPContentType::from_isdcf_name ("TLR"));
film->set_name ("frobozz");
shared_ptr<FFmpegContent> content (new FFmpegContent("test/data/white.wav"));
film->examine_and_add_content (content);
BOOST_REQUIRE (!wait_for_jobs());
film->set_audio_channels (12);
boost::signals2::connection connection;
JobManager::instance()->analyse_audio (film, film->playlist(), false, connection, boost::bind (&analysis_finished));
BOOST_REQUIRE (!wait_for_jobs());
BOOST_CHECK (done);
}
/** Run an audio analysis that triggered an exception in the audio decoder at one point */
BOOST_AUTO_TEST_CASE (analyse_audio_test4)
{
shared_ptr<Film> film = new_test_film ("analyse_audio_test");
film->set_container (Ratio::from_id ("185"));
film->set_dcp_content_type (DCPContentType::from_isdcf_name ("TLR"));
film->set_name ("frobozz");
shared_ptr<Content> content = content_factory(TestPaths::private_data() / "20 The Wedding Convoy Song.m4a").front();
film->examine_and_add_content (content);
BOOST_REQUIRE (!wait_for_jobs());
shared_ptr<Playlist> playlist (new Playlist);
playlist->add (film, content);
boost::signals2::connection c;
JobManager::instance()->analyse_audio (film, playlist, false, c, boost::bind (&finished));
BOOST_CHECK (!wait_for_jobs ());
}
BOOST_AUTO_TEST_CASE (analyse_audio_leqm_test)
{
shared_ptr<Film> film = new_test_film2 ("analyse_audio_leqm_test");
film->set_audio_channels (2);
shared_ptr<Content> content = content_factory(TestPaths::private_data() / "betty_stereo_48k.wav").front();
film->examine_and_add_content (content);
BOOST_REQUIRE (!wait_for_jobs());
shared_ptr<Playlist> playlist (new Playlist);
playlist->add (film, content);
boost::signals2::connection c;
JobManager::instance()->analyse_audio (film, playlist, false, c, boost::bind (&finished));
BOOST_CHECK (!wait_for_jobs());
AudioAnalysis analysis(film->audio_analysis_path(playlist));
/* The CLI tool of leqm_nrt gives this value for betty_stereo_48k.wav */
BOOST_CHECK_CLOSE (analysis.leqm().get_value_or(0), 88.276, 0.001);
}
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