test/closed_caption_test.cc

   1 /*
   2     Copyright (C) 2018-2021 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/film.h"
  22 #include "lib/text_content.h"
  23 #include "lib/string_text_file_content.h"
  24 #include "test.h"
  25 #include <dcp/dcp.h>
  26 #include <dcp/cpl.h>
  27 #include <dcp/reel.h>
  28 #include <dcp/reel_closed_caption_asset.h>
  29 #include <boost/test/unit_test.hpp>
  30
  31 using std::list;
  32 using std::make_shared;
  33 using std::shared_ptr;
  34
  35 /** Basic test that Interop closed captions are written */
  36 BOOST_AUTO_TEST_CASE (closed_caption_test1)
  37 {
  38         Cleanup cl;
  39
  40         auto content = make_shared<StringTextFileContent>("test/data/subrip.srt");
  41         auto film = new_test_film2 ("closed_caption_test1", { content }, &cl);
  42
  43         content->only_text()->set_type (TextType::CLOSED_CAPTION);
  44
  45         make_and_verify_dcp (
  46                 film,
  47                 {
  48                         dcp::VerificationNote::Code::MISSING_SUBTITLE_LANGUAGE,
  49                         dcp::VerificationNote::Code::INVALID_SUBTITLE_FIRST_TEXT_TIME,
  50                         dcp::VerificationNote::Code::INVALID_CLOSED_CAPTION_LINE_LENGTH,
  51                         dcp::VerificationNote::Code::MISSING_CPL_METADATA
  52                 });
  53
  54         /* Just check to see that there's a CCAP in the CPL: this
  55            check could be better!
  56         */
  57
  58         dcp::DCP check (film->dir(film->dcp_name()));
  59         check.read ();
  60
  61         BOOST_REQUIRE_EQUAL (check.cpls().size(), 1U);
  62         BOOST_REQUIRE_EQUAL (check.cpls().front()->reels().size(), 1U);
  63         BOOST_REQUIRE (!check.cpls().front()->reels().front()->closed_captions().empty());
  64
  65         cl.run ();
  66 }
  67
  68 /** Test multiple closed captions */
  69 BOOST_AUTO_TEST_CASE (closed_caption_test2)
  70 {
  71         Cleanup cl;
  72         auto content1 = make_shared<StringTextFileContent>("test/data/subrip.srt");
  73         auto content2 = make_shared<StringTextFileContent>("test/data/subrip2.srt");
  74         auto content3 = make_shared<StringTextFileContent>("test/data/subrip3.srt");
  75         auto film = new_test_film2 ("closed_caption_test2", { content1, content2, content3 }, &cl);
  76
  77         content1->only_text()->set_type (TextType::CLOSED_CAPTION);
  78         content1->only_text()->set_dcp_track (DCPTextTrack("First track", dcp::LanguageTag("fr-FR")));
  79         content2->only_text()->set_type (TextType::CLOSED_CAPTION);
  80         content2->only_text()->set_dcp_track (DCPTextTrack("Second track", dcp::LanguageTag("de-DE")));
  81         content3->only_text()->set_type (TextType::CLOSED_CAPTION);
  82         content3->only_text()->set_dcp_track (DCPTextTrack("Third track", dcp::LanguageTag("it-IT")));
  83
  84         make_and_verify_dcp (
  85                 film,
  86                 {
  87                         dcp::VerificationNote::Code::INVALID_SUBTITLE_DURATION,
  88                         dcp::VerificationNote::Code::INVALID_CLOSED_CAPTION_LINE_LENGTH,
  89                         dcp::VerificationNote::Code::MISSING_CPL_METADATA,
  90                         dcp::VerificationNote::Code::INVALID_SUBTITLE_FIRST_TEXT_TIME,
  91                 }
  92                 );
  93
  94         dcp::DCP check (film->dir(film->dcp_name()));
  95         check.read ();
  96
  97         BOOST_REQUIRE_EQUAL (check.cpls().size(), 1U);
  98         BOOST_REQUIRE_EQUAL (check.cpls().front()->reels().size(), 1U);
  99         auto ccaps = check.cpls().front()->reels().front()->closed_captions();
 100         BOOST_REQUIRE_EQUAL (ccaps.size(), 3U);
 101
 102         auto i = ccaps.begin ();
 103         BOOST_CHECK_EQUAL ((*i)->annotation_text().get_value_or(""), "First track");
 104         BOOST_REQUIRE (static_cast<bool>((*i)->language()));
 105         BOOST_CHECK_EQUAL ((*i)->language().get(), "fr-FR");
 106         ++i;
 107         BOOST_CHECK_EQUAL ((*i)->annotation_text().get_value_or(""), "Second track");
 108         BOOST_REQUIRE (static_cast<bool>((*i)->language()));
 109         BOOST_CHECK_EQUAL ((*i)->language().get(), "de-DE");
 110         ++i;
 111         BOOST_CHECK_EQUAL ((*i)->annotation_text().get_value_or(""), "Third track");
 112         BOOST_REQUIRE (static_cast<bool>((*i)->language()));
 113         BOOST_CHECK_EQUAL ((*i)->language().get(), "it-IT");
 114
 115         cl.run ();
 116 }