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/*
Copyright (C) 2019-2021 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/>.
*/
/** @file test/reel_writer_test.cc
* @brief Test ReelWriter class.
* @ingroup selfcontained
*/
#include "lib/audio_content.h"
#include "lib/content.h"
#include "lib/content_factory.h"
#include "lib/cross.h"
#include "lib/film.h"
#include "lib/frame_info.h"
#include "lib/reel_writer.h"
#include "lib/video_content.h"
#include "test.h"
#include <dcp/dcp.h>
#include <dcp/cpl.h>
#include <dcp/reel.h>
#include <dcp/reel_picture_asset.h>
#include <dcp/reel_sound_asset.h>
#include <boost/test/unit_test.hpp>
using std::shared_ptr;
using std::string;
using boost::optional;
static bool equal(J2KFrameInfo a, dcp::File& file, Frame frame, Eyes eyes)
{
auto b = J2KFrameInfo(file, frame, eyes);
return a.offset == b.offset && a.size == b.size && a.hash == b.hash;
}
BOOST_AUTO_TEST_CASE (write_frame_info_test)
{
auto film = new_test_film("write_frame_info_test");
dcpomatic::DCPTimePeriod const period (dcpomatic::DCPTime(0), dcpomatic::DCPTime(96000));
J2KFrameInfo info1(0, 123, "12345678901234567890123456789012");
J2KFrameInfo info2(596, 14921, "123acb789f1234ae782012n456339522");
J2KFrameInfo info3(12494, 99157123, "xxxxyyyyabc12356ffsfdsf456339522");
J2KFrameInfo info4(55512494, 123599157123, "ABCDEFGyabc12356ffsfdsf4563395ZZ");
{
ReelWriter writer(film, period, shared_ptr<Job>(), 0, 1, false, "foo");
info1.write(writer._info_file, 0, Eyes::LEFT);
info2.write(writer._info_file, 5, Eyes::RIGHT);
info3.write(writer._info_file, 10, Eyes::LEFT);
}
auto file1 = dcp::File(film->info_file(period), "rb");
BOOST_CHECK(equal(info1, file1, 0, Eyes::LEFT));
BOOST_CHECK(equal(info1, file1, 0, Eyes::LEFT));
BOOST_CHECK(equal(info2, file1, 5, Eyes::RIGHT));
BOOST_CHECK(equal(info1, file1, 0, Eyes::LEFT));
BOOST_CHECK(equal(info2, file1, 5, Eyes::RIGHT));
BOOST_CHECK(equal(info3, file1, 10, Eyes::LEFT));
{
ReelWriter writer(film, period, shared_ptr<Job>(), 0, 1, false, "foo");
/* Overwrite one */
info4.write(writer._info_file, 5, Eyes::RIGHT);
}
auto file2 = dcp::File(film->info_file(period), "rb");
BOOST_CHECK(equal(info1, file2, 0, Eyes::LEFT));
BOOST_CHECK(equal(info4, file2, 5, Eyes::RIGHT));
BOOST_CHECK(equal(info3, file2, 10, Eyes::LEFT));
}
/** Check that the reel writer correctly re-uses a video asset changed if we remake
* a DCP with no video changes.
*/
BOOST_AUTO_TEST_CASE (reel_reuse_video_test)
{
/* Make a DCP */
auto video = content_factory("test/data/flat_red.png")[0];
auto audio = content_factory("test/data/white.wav")[0];
auto film = new_test_film("reel_reuse_video_test", { video, audio });
make_and_verify_dcp (film);
/* Find main picture and sound asset IDs */
dcp::DCP dcp1 (film->dir(film->dcp_name()));
dcp1.read ();
BOOST_REQUIRE_EQUAL (dcp1.cpls().size(), 1U);
BOOST_REQUIRE_EQUAL (dcp1.cpls()[0]->reels().size(), 1U);
BOOST_REQUIRE (dcp1.cpls()[0]->reels()[0]->main_picture());
BOOST_REQUIRE (dcp1.cpls()[0]->reels()[0]->main_sound());
auto const picture_id = dcp1.cpls()[0]->reels()[0]->main_picture()->asset()->id();
auto const sound_id = dcp1.cpls()[0]->reels()[0]->main_sound()->asset()->id();
/* Change the audio and re-make */
audio->audio->set_gain (-3);
/* >1 CPLs in the DCP raises an error in ClairMeta */
make_and_verify_dcp(film, {}, true, false);
/* Video ID should be the same, sound different */
dcp::DCP dcp2 (film->dir(film->dcp_name()));
dcp2.read ();
BOOST_REQUIRE_EQUAL (dcp2.cpls().size(), 1U);
BOOST_REQUIRE_EQUAL (dcp2.cpls()[0]->reels().size(), 1U);
BOOST_REQUIRE (dcp2.cpls()[0]->reels()[0]->main_picture());
BOOST_REQUIRE (dcp2.cpls()[0]->reels()[0]->main_sound());
BOOST_CHECK_EQUAL (picture_id, dcp2.cpls()[0]->reels()[0]->main_picture()->asset()->id());
BOOST_CHECK (sound_id != dcp2.cpls()[0]->reels().front()->main_sound()->asset()->id());
/* Crop video and re-make */
video->video->set_left_crop (5);
/* >1 CPLs in the DCP raises an error in ClairMeta */
make_and_verify_dcp(film, {}, true, false);
/* Video and sound IDs should be different */
dcp::DCP dcp3 (film->dir(film->dcp_name()));
dcp3.read ();
BOOST_REQUIRE_EQUAL (dcp3.cpls().size(), 1U);
BOOST_REQUIRE_EQUAL (dcp3.cpls()[0]->reels().size(), 1U);
BOOST_REQUIRE (dcp3.cpls()[0]->reels()[0]->main_picture());
BOOST_REQUIRE (dcp3.cpls()[0]->reels()[0]->main_sound());
BOOST_CHECK (picture_id != dcp3.cpls()[0]->reels()[0]->main_picture()->asset()->id());
BOOST_CHECK (sound_id != dcp3.cpls()[0]->reels().front()->main_sound()->asset()->id());
}
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