2 Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 /* Test best_dcp_frame_rate and FrameRateConversion */
21 BOOST_AUTO_TEST_CASE (best_dcp_frame_rate_test)
24 /* Run some tests with a limited range of allowed rates */
30 Config::instance()->set_allowed_dcp_frame_rates (afr);
32 int best = best_dcp_frame_rate (60);
33 FrameRateConversion frc = FrameRateConversion (60, best);
34 BOOST_CHECK_EQUAL (best, 30);
35 BOOST_CHECK_EQUAL (frc.skip, true);
36 BOOST_CHECK_EQUAL (frc.repeat, false);
37 BOOST_CHECK_EQUAL (frc.change_speed, false);
39 best = best_dcp_frame_rate (50);
40 frc = FrameRateConversion (50, best);
41 BOOST_CHECK_EQUAL (best, 25);
42 BOOST_CHECK_EQUAL (frc.skip, true);
43 BOOST_CHECK_EQUAL (frc.repeat, false);
44 BOOST_CHECK_EQUAL (frc.change_speed, false);
46 best = best_dcp_frame_rate (48);
47 frc = FrameRateConversion (48, best);
48 BOOST_CHECK_EQUAL (best, 24);
49 BOOST_CHECK_EQUAL (frc.skip, true);
50 BOOST_CHECK_EQUAL (frc.repeat, false);
51 BOOST_CHECK_EQUAL (frc.change_speed, false);
53 best = best_dcp_frame_rate (30);
54 frc = FrameRateConversion (30, best);
55 BOOST_CHECK_EQUAL (best, 30);
56 BOOST_CHECK_EQUAL (frc.skip, false);
57 BOOST_CHECK_EQUAL (frc.repeat, false);
58 BOOST_CHECK_EQUAL (frc.change_speed, false);
60 best = best_dcp_frame_rate (29.97);
61 frc = FrameRateConversion (29.97, best);
62 BOOST_CHECK_EQUAL (best, 30);
63 BOOST_CHECK_EQUAL (frc.skip, false);
64 BOOST_CHECK_EQUAL (frc.repeat, false);
65 BOOST_CHECK_EQUAL (frc.change_speed, true);
67 best = best_dcp_frame_rate (25);
68 frc = FrameRateConversion (25, best);
69 BOOST_CHECK_EQUAL (best, 25);
70 BOOST_CHECK_EQUAL (frc.skip, false);
71 BOOST_CHECK_EQUAL (frc.repeat, false);
72 BOOST_CHECK_EQUAL (frc.change_speed, false);
74 best = best_dcp_frame_rate (24);
75 frc = FrameRateConversion (24, best);
76 BOOST_CHECK_EQUAL (best, 24);
77 BOOST_CHECK_EQUAL (frc.skip, false);
78 BOOST_CHECK_EQUAL (frc.repeat, false);
79 BOOST_CHECK_EQUAL (frc.change_speed, false);
81 best = best_dcp_frame_rate (14.5);
82 frc = FrameRateConversion (14.5, best);
83 BOOST_CHECK_EQUAL (best, 30);
84 BOOST_CHECK_EQUAL (frc.skip, false);
85 BOOST_CHECK_EQUAL (frc.repeat, true);
86 BOOST_CHECK_EQUAL (frc.change_speed, true);
88 best = best_dcp_frame_rate (12.6);
89 frc = FrameRateConversion (12.6, best);
90 BOOST_CHECK_EQUAL (best, 25);
91 BOOST_CHECK_EQUAL (frc.skip, false);
92 BOOST_CHECK_EQUAL (frc.repeat, true);
93 BOOST_CHECK_EQUAL (frc.change_speed, true);
95 best = best_dcp_frame_rate (12.4);
96 frc = FrameRateConversion (12.4, best);
97 BOOST_CHECK_EQUAL (best, 25);
98 BOOST_CHECK_EQUAL (frc.skip, false);
99 BOOST_CHECK_EQUAL (frc.repeat, true);
100 BOOST_CHECK_EQUAL (frc.change_speed, true);
102 best = best_dcp_frame_rate (12);
103 frc = FrameRateConversion (12, best);
104 BOOST_CHECK_EQUAL (best, 24);
105 BOOST_CHECK_EQUAL (frc.skip, false);
106 BOOST_CHECK_EQUAL (frc.repeat, true);
107 BOOST_CHECK_EQUAL (frc.change_speed, false);
109 /* Now add some more rates and see if it will use them
110 in preference to skip/repeat.
116 Config::instance()->set_allowed_dcp_frame_rates (afr);
118 best = best_dcp_frame_rate (60);
119 frc = FrameRateConversion (60, best);
120 BOOST_CHECK_EQUAL (best, 60);
121 BOOST_CHECK_EQUAL (frc.skip, false);
122 BOOST_CHECK_EQUAL (frc.repeat, false);
123 BOOST_CHECK_EQUAL (frc.change_speed, false);
125 best = best_dcp_frame_rate (50);
126 frc = FrameRateConversion (50, best);
127 BOOST_CHECK_EQUAL (best, 50);
128 BOOST_CHECK_EQUAL (frc.skip, false);
129 BOOST_CHECK_EQUAL (frc.repeat, false);
130 BOOST_CHECK_EQUAL (frc.change_speed, false);
132 best = best_dcp_frame_rate (48);
133 frc = FrameRateConversion (48, best);
134 BOOST_CHECK_EQUAL (best, 48);
135 BOOST_CHECK_EQUAL (frc.skip, false);
136 BOOST_CHECK_EQUAL (frc.repeat, false);
137 BOOST_CHECK_EQUAL (frc.change_speed, false);
139 /* Check some out-there conversions (not the best) */
141 frc = FrameRateConversion (14.99, 24);
142 BOOST_CHECK_EQUAL (frc.skip, false);
143 BOOST_CHECK_EQUAL (frc.repeat, true);
144 BOOST_CHECK_EQUAL (frc.change_speed, true);
146 /* Check some conversions with limited DCP targets */
150 Config::instance()->set_allowed_dcp_frame_rates (afr);
152 best = best_dcp_frame_rate (25);
153 frc = FrameRateConversion (25, best);
154 BOOST_CHECK_EQUAL (best, 24);
155 BOOST_CHECK_EQUAL (frc.skip, false);
156 BOOST_CHECK_EQUAL (frc.repeat, false);
157 BOOST_CHECK_EQUAL (frc.change_speed, true);
160 BOOST_AUTO_TEST_CASE (audio_sampling_rate_test)
166 Config::instance()->set_allowed_dcp_frame_rates (afr);
168 shared_ptr<Film> f = new_test_film ("audio_sampling_rate_test");
169 f->set_source_frame_rate (24);
170 f->set_dcp_frame_rate (24);
172 f->set_content_audio_stream (shared_ptr<AudioStream> (new FFmpegAudioStream ("a", 42, 48000, 0)));
173 BOOST_CHECK_EQUAL (f->target_audio_sample_rate(), 48000);
175 f->set_content_audio_stream (shared_ptr<AudioStream> (new FFmpegAudioStream ("a", 42, 44100, 0)));
176 BOOST_CHECK_EQUAL (f->target_audio_sample_rate(), 48000);
178 f->set_content_audio_stream (shared_ptr<AudioStream> (new FFmpegAudioStream ("a", 42, 80000, 0)));
179 BOOST_CHECK_EQUAL (f->target_audio_sample_rate(), 96000);
181 f->set_source_frame_rate (23.976);
182 f->set_dcp_frame_rate (best_dcp_frame_rate (23.976));
183 f->set_content_audio_stream (shared_ptr<AudioStream> (new FFmpegAudioStream ("a", 42, 48000, 0)));
184 BOOST_CHECK_EQUAL (f->target_audio_sample_rate(), 47952);
186 f->set_source_frame_rate (29.97);
187 f->set_dcp_frame_rate (best_dcp_frame_rate (29.97));
188 BOOST_CHECK_EQUAL (f->dcp_frame_rate (), 30);
189 f->set_content_audio_stream (shared_ptr<AudioStream> (new FFmpegAudioStream ("a", 42, 48000, 0)));
190 BOOST_CHECK_EQUAL (f->target_audio_sample_rate(), 47952);
192 f->set_source_frame_rate (25);
193 f->set_dcp_frame_rate (24);
194 f->set_content_audio_stream (shared_ptr<AudioStream> (new FFmpegAudioStream ("a", 42, 48000, 0)));
195 BOOST_CHECK_EQUAL (f->target_audio_sample_rate(), 50000);
197 f->set_source_frame_rate (25);
198 f->set_dcp_frame_rate (24);
199 f->set_content_audio_stream (shared_ptr<AudioStream> (new FFmpegAudioStream ("a", 42, 44100, 0)));
200 BOOST_CHECK_EQUAL (f->target_audio_sample_rate(), 50000);
202 /* Check some out-there conversions (not the best) */
204 f->set_source_frame_rate (14.99);
205 f->set_dcp_frame_rate (25);
206 f->set_content_audio_stream (shared_ptr<AudioStream> (new FFmpegAudioStream ("a", 42, 16000, 0)));
207 /* The FrameRateConversion within target_audio_sample_rate should choose to double-up
208 the 14.99 fps video to 30 and then run it slow at 25.
210 BOOST_CHECK_EQUAL (f->target_audio_sample_rate(), rint (48000 * 2 * 14.99 / 25));