2 Copyright (C) 2019-2021 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 /** @file test/reel_writer_test.cc
23 * @brief Test ReelWriter class.
24 * @ingroup selfcontained
28 #include "lib/audio_content.h"
29 #include "lib/content.h"
30 #include "lib/content_factory.h"
31 #include "lib/cross.h"
33 #include "lib/frame_info.h"
34 #include "lib/reel_writer.h"
35 #include "lib/video_content.h"
40 #include <dcp/reel_picture_asset.h>
41 #include <dcp/reel_sound_asset.h>
42 #include <boost/test/unit_test.hpp>
45 using std::shared_ptr;
47 using boost::optional;
50 static bool equal(J2KFrameInfo a, shared_ptr<InfoFileHandle> file, Frame frame, Eyes eyes)
52 auto b = J2KFrameInfo(file, frame, eyes);
53 return a.offset == b.offset && a.size == b.size && a.hash == b.hash;
57 BOOST_AUTO_TEST_CASE (write_frame_info_test)
59 auto film = new_test_film2 ("write_frame_info_test");
60 dcpomatic::DCPTimePeriod const period (dcpomatic::DCPTime(0), dcpomatic::DCPTime(96000));
61 ReelWriter writer (film, period, shared_ptr<Job>(), 0, 1, false);
63 /* Write the first one */
65 J2KFrameInfo info1(0, 123, "12345678901234567890123456789012");
66 info1.write(film->info_file_handle(period, false), 0, Eyes::LEFT);
68 auto file = film->info_file_handle(period, true);
69 BOOST_CHECK(equal(info1, file, 0, Eyes::LEFT));
74 J2KFrameInfo info2(596, 14921, "123acb789f1234ae782012n456339522");
75 info2.write(film->info_file_handle(period, false), 5, Eyes::RIGHT);
78 auto file = film->info_file_handle(period, true);
79 BOOST_CHECK(equal(info1, file, 0, Eyes::LEFT));
80 BOOST_CHECK(equal(info2, file, 5, Eyes::RIGHT));
83 J2KFrameInfo info3(12494, 99157123, "xxxxyyyyabc12356ffsfdsf456339522");
84 info3.write(film->info_file_handle(period, false), 10, Eyes::LEFT);
87 auto file = film->info_file_handle(period, true);
88 BOOST_CHECK(equal(info1, file, 0, Eyes::LEFT));
89 BOOST_CHECK(equal(info2, file, 5, Eyes::RIGHT));
90 BOOST_CHECK(equal(info3, file, 10, Eyes::LEFT));
95 J2KFrameInfo info4(55512494, 123599157123, "ABCDEFGyabc12356ffsfdsf4563395ZZ");
96 info4.write(film->info_file_handle(period, false), 5, Eyes::RIGHT);
99 auto file = film->info_file_handle(period, true);
100 BOOST_CHECK(equal(info1, file, 0, Eyes::LEFT));
101 BOOST_CHECK(equal(info4, file, 5, Eyes::RIGHT));
102 BOOST_CHECK(equal(info3, file, 10, Eyes::LEFT));
107 /** Check that the reel writer correctly re-uses a video asset changed if we remake
108 * a DCP with no video changes.
110 BOOST_AUTO_TEST_CASE (reel_reuse_video_test)
113 auto video = content_factory("test/data/flat_red.png")[0];
114 auto audio = content_factory("test/data/white.wav")[0];
115 auto film = new_test_film2 ("reel_reuse_video_test", { video, audio });
116 make_and_verify_dcp (film);
118 /* Find main picture and sound asset IDs */
119 dcp::DCP dcp1 (film->dir(film->dcp_name()));
121 BOOST_REQUIRE_EQUAL (dcp1.cpls().size(), 1U);
122 BOOST_REQUIRE_EQUAL (dcp1.cpls()[0]->reels().size(), 1U);
123 BOOST_REQUIRE (dcp1.cpls()[0]->reels()[0]->main_picture());
124 BOOST_REQUIRE (dcp1.cpls()[0]->reels()[0]->main_sound());
125 auto const picture_id = dcp1.cpls()[0]->reels()[0]->main_picture()->asset()->id();
126 auto const sound_id = dcp1.cpls()[0]->reels()[0]->main_sound()->asset()->id();
128 /* Change the audio and re-make */
129 audio->audio->set_gain (-3);
130 /* >1 CPLs in the DCP raises an error in ClairMeta */
131 make_and_verify_dcp(film, {}, true, false);
133 /* Video ID should be the same, sound different */
134 dcp::DCP dcp2 (film->dir(film->dcp_name()));
136 BOOST_REQUIRE_EQUAL (dcp2.cpls().size(), 1U);
137 BOOST_REQUIRE_EQUAL (dcp2.cpls()[0]->reels().size(), 1U);
138 BOOST_REQUIRE (dcp2.cpls()[0]->reels()[0]->main_picture());
139 BOOST_REQUIRE (dcp2.cpls()[0]->reels()[0]->main_sound());
140 BOOST_CHECK_EQUAL (picture_id, dcp2.cpls()[0]->reels()[0]->main_picture()->asset()->id());
141 BOOST_CHECK (sound_id != dcp2.cpls()[0]->reels().front()->main_sound()->asset()->id());
143 /* Crop video and re-make */
144 video->video->set_left_crop (5);
145 /* >1 CPLs in the DCP raises an error in ClairMeta */
146 make_and_verify_dcp(film, {}, true, false);
148 /* Video and sound IDs should be different */
149 dcp::DCP dcp3 (film->dir(film->dcp_name()));
151 BOOST_REQUIRE_EQUAL (dcp3.cpls().size(), 1U);
152 BOOST_REQUIRE_EQUAL (dcp3.cpls()[0]->reels().size(), 1U);
153 BOOST_REQUIRE (dcp3.cpls()[0]->reels()[0]->main_picture());
154 BOOST_REQUIRE (dcp3.cpls()[0]->reels()[0]->main_sound());
155 BOOST_CHECK (picture_id != dcp3.cpls()[0]->reels()[0]->main_picture()->asset()->id());
156 BOOST_CHECK (sound_id != dcp3.cpls()[0]->reels().front()->main_sound()->asset()->id());