test/required_disk_space_test.cc

   1 /*
   2     Copyright (C) 2016 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   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.
  10
  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.
  15
  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/>.
  18
  19 */
  20
  21 #include "lib/content_factory.h"
  22 #include "lib/film.h"
  23 #include "lib/dcp_content.h"
  24 #include "test.h"
  25 #include <boost/test/unit_test.hpp>
  26
  27 using boost::shared_ptr;
  28 using boost::dynamic_pointer_cast;
  29
  30 void check_within_n (int64_t a, int64_t b, int64_t n)
  31 {
  32         BOOST_CHECK (abs (a - b) <= n);
  33 }
  34
  35
  36 BOOST_AUTO_TEST_CASE (required_disk_space_test)
  37 {
  38         shared_ptr<Film> film = new_test_film ("required_disk_space_test");
  39         film->set_j2k_bandwidth (100000000);
  40         film->set_audio_channels (6);
  41         shared_ptr<Content> content_a = content_factory (film, "test/data/flat_blue.png");
  42         film->examine_and_add_content (content_a);
  43         shared_ptr<DCPContent> content_b = dynamic_pointer_cast<DCPContent> (content_factory (film, "test/data/burnt_subtitle_test_dcp"));
  44         film->examine_and_add_content (content_b);
  45         wait_for_jobs ();
  46         film->write_metadata ();
  47
  48         check_within_n (
  49                 film->required_disk_space(),
  50                 289LL * (100000000 / 8) / 24 +  // video
  51                 289LL * 48000 * 6 * 3 / 24 +    // audio
  52                 65536,                          // extra
  53                 16
  54                 );
  55
  56         content_b->set_reference_video (true);
  57
  58         check_within_n (
  59                 film->required_disk_space(),
  60                 240LL * (100000000 / 8) / 24 +  // video
  61                 289LL * 48000 * 6 * 3 / 24 +    // audio
  62                 65536,                          // extra
  63                 16
  64                 );
  65
  66         content_b->set_reference_audio (true);
  67
  68         check_within_n (
  69                 film->required_disk_space(),
  70                 240LL * (100000000 / 8) / 24 +  // video
  71                 240LL * 48000 * 6 * 3 / 24 +    // audio
  72                 65536,                          // extra
  73                 16
  74                 );
  75 }