2 Copyright (C) 2014 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/>.
21 /** @file test/player_test.cc
22 * @brief Test Player class.
23 * @ingroup selfcontained
27 #include "lib/ffmpeg_content.h"
28 #include "lib/dcp_content_type.h"
29 #include "lib/ratio.h"
30 #include "lib/audio_buffers.h"
31 #include "lib/player.h"
32 #include "lib/video_content.h"
33 #include "lib/image_content.h"
34 #include "lib/text_subtitle_content.h"
35 #include "lib/content_factory.h"
37 #include <boost/test/unit_test.hpp>
42 using boost::shared_ptr;
45 static shared_ptr<AudioBuffers> accumulated;
48 accumulate (shared_ptr<AudioBuffers> audio, DCPTime)
50 BOOST_REQUIRE (accumulated);
51 accumulated->append (audio);
54 /** Check that the Player correctly generates silence when used with a silent FFmpegContent */
55 BOOST_AUTO_TEST_CASE (player_silence_padding_test)
57 shared_ptr<Film> film = new_test_film ("player_silence_padding_test");
58 film->set_name ("player_silence_padding_test");
59 shared_ptr<FFmpegContent> c (new FFmpegContent (film, "test/data/test.mp4"));
60 film->set_container (Ratio::from_id ("185"));
61 film->set_audio_channels (6);
63 film->examine_and_add_content (c);
66 accumulated.reset (new AudioBuffers (film->audio_channels(), 0));
68 shared_ptr<Player> player (new Player (film, film->playlist ()));
69 player->Audio.connect (bind (&accumulate, _1, _2));
70 while (!player->pass ()) {}
71 BOOST_REQUIRE (accumulated->frames() >= 48000);
72 BOOST_CHECK_EQUAL (accumulated->channels(), film->audio_channels ());
74 for (int i = 0; i < 48000; ++i) {
75 for (int c = 0; c < accumulated->channels(); ++c) {
76 BOOST_CHECK_EQUAL (accumulated->data()[c][i], 0);
81 /* Test insertion of black frames between separate bits of video content */
82 BOOST_AUTO_TEST_CASE (player_black_fill_test)
84 shared_ptr<Film> film = new_test_film ("black_fill_test");
85 film->set_dcp_content_type (DCPContentType::from_isdcf_name ("FTR"));
86 film->set_name ("black_fill_test");
87 film->set_container (Ratio::from_id ("185"));
88 film->set_sequence (false);
89 shared_ptr<ImageContent> contentA (new ImageContent (film, "test/data/simple_testcard_640x480.png"));
90 shared_ptr<ImageContent> contentB (new ImageContent (film, "test/data/simple_testcard_640x480.png"));
92 film->examine_and_add_content (contentA);
93 film->examine_and_add_content (contentB);
96 contentA->video->set_scale (VideoContentScale (Ratio::from_id ("185")));
97 contentA->video->set_length (3);
98 contentA->set_position (DCPTime::from_frames (2, film->video_frame_rate ()));
99 contentB->video->set_scale (VideoContentScale (Ratio::from_id ("185")));
100 contentB->video->set_length (1);
101 contentB->set_position (DCPTime::from_frames (7, film->video_frame_rate ()));
107 boost::filesystem::path ref;
110 ref /= "black_fill_test";
112 boost::filesystem::path check;
115 check /= "black_fill_test";
116 check /= film->dcp_name();
118 check_dcp (ref.string(), check.string());
121 /** Check behaviour with an awkward playlist whose data does not end on a video frame start */
122 BOOST_AUTO_TEST_CASE (player_subframe_test)
124 shared_ptr<Film> film = new_test_film ("reels_test7");
125 film->set_name ("reels_test7");
126 film->set_container (Ratio::from_id ("185"));
127 film->set_dcp_content_type (DCPContentType::from_isdcf_name ("TST"));
128 shared_ptr<Content> A = content_factory(film, "test/data/flat_red.png").front();
129 film->examine_and_add_content (A);
130 BOOST_REQUIRE (!wait_for_jobs ());
131 shared_ptr<Content> B = content_factory(film, "test/data/awkward_length.wav").front();
132 film->examine_and_add_content (B);
133 BOOST_REQUIRE (!wait_for_jobs ());
134 film->set_video_frame_rate (24);
135 A->video->set_length (3 * 24);
137 BOOST_CHECK (A->full_length() == DCPTime::from_frames(3 * 24, 24));
138 BOOST_CHECK (B->full_length() == DCPTime(289920));
139 /* Length should be rounded up from B's length to the next video frame */
140 BOOST_CHECK (film->length() == DCPTime::from_frames(3 * 24 + 1, 24));
142 shared_ptr<Player> player (new Player (film, film->playlist ()));
143 player->setup_pieces ();
144 BOOST_REQUIRE_EQUAL (player->_black._periods.size(), 1);
145 BOOST_CHECK (player->_black._periods.front() == DCPTimePeriod(DCPTime::from_frames(3 * 24, 24), DCPTime::from_frames(3 * 24 + 1, 24)));
146 BOOST_REQUIRE_EQUAL (player->_silent._periods.size(), 1);
147 BOOST_CHECK (player->_silent._periods.front() == DCPTimePeriod(DCPTime(289920), DCPTime::from_frames(3 * 24 + 1, 24)));
150 static Frame video_frames;
151 static Frame audio_frames;
154 video (shared_ptr<PlayerVideo>, DCPTime)
160 audio (shared_ptr<AudioBuffers> audio, DCPTime)
162 audio_frames += audio->frames();
165 /** Check with a video-only file that the video and audio emissions happen more-or-less together */
166 BOOST_AUTO_TEST_CASE (player_interleave_test)
168 shared_ptr<Film> film = new_test_film ("ffmpeg_transcoder_basic_test_subs");
169 film->set_name ("ffmpeg_transcoder_basic_test");
170 film->set_container (Ratio::from_id ("185"));
171 film->set_audio_channels (6);
173 shared_ptr<FFmpegContent> c (new FFmpegContent (film, "test/data/test.mp4"));
174 film->examine_and_add_content (c);
175 BOOST_REQUIRE (!wait_for_jobs ());
177 shared_ptr<TextSubtitleContent> s (new TextSubtitleContent (film, "test/data/subrip.srt"));
178 film->examine_and_add_content (s);
179 BOOST_REQUIRE (!wait_for_jobs ());
181 shared_ptr<Player> player (new Player(film, film->playlist()));
182 player->Video.connect (bind (&video, _1, _2));
183 player->Audio.connect (bind (&audio, _1, _2));
184 video_frames = audio_frames = 0;
185 while (!player->pass ()) {
186 BOOST_CHECK (abs(video_frames - (audio_frames / 2000)) < 8);