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/*
Copyright (C) 2014-2021 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/ffmpeg_decoder_sequential_test.cc
* @brief Check that the FFmpeg decoder and Player produce sequential frames without gaps or dropped frames;
* Also that the decoder picks up frame rates correctly.
* @ingroup feature
*/
#include "lib/ffmpeg_content.h"
#include "lib/ffmpeg_decoder.h"
#include "lib/content_video.h"
#include "lib/video_decoder.h"
#include "lib/film.h"
#include "lib/player_video.h"
#include "lib/player.h"
#include "test.h"
#include <boost/filesystem.hpp>
#include <boost/test/unit_test.hpp>
#include <iostream>
using std::cerr;
using std::cout;
using std::list;
using std::make_shared;
using std::shared_ptr;
using boost::optional;
using boost::bind;
#if BOOST_VERSION >= 106100
using namespace boost::placeholders;
#endif
using namespace dcpomatic;
static DCPTime next;
static DCPTime frame;
static void
check (shared_ptr<PlayerVideo>, DCPTime time)
{
BOOST_REQUIRE (time == next);
next += frame;
}
void
ffmpeg_decoder_sequential_test_one (boost::filesystem::path file, float fps, int video_length)
{
auto path = TestPaths::private_data() / file;
BOOST_REQUIRE (boost::filesystem::exists (path));
auto film = new_test_film ("ffmpeg_decoder_sequential_test_" + file.string());
auto content = make_shared<FFmpegContent>(path);
film->examine_and_add_content (content);
BOOST_REQUIRE (!wait_for_jobs());
film->write_metadata ();
auto player = make_shared<Player>(film, Image::Alignment::COMPACT);
BOOST_REQUIRE (content->video_frame_rate());
BOOST_CHECK_CLOSE (content->video_frame_rate().get(), fps, 0.01);
player->Video.connect (bind (&check, _1, _2));
next = DCPTime ();
frame = DCPTime::from_frames (1, film->video_frame_rate ());
while (!player->pass()) {}
BOOST_REQUIRE (next == DCPTime::from_frames (video_length, film->video_frame_rate()));
}
BOOST_AUTO_TEST_CASE (ffmpeg_decoder_sequential_test)
{
ffmpeg_decoder_sequential_test_one ("boon_telly.mkv", 29.97, 6912);
ffmpeg_decoder_sequential_test_one ("Sintel_Trailer1.480p.DivX_Plus_HD.mkv", 24, 1253);
ffmpeg_decoder_sequential_test_one ("prophet_long_clip.mkv", 23.976, 2879);
}
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