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
  22 #include "lib/dcp_content.h"
  23 #include "lib/film.h"
  24 #include "lib/string_text_file_content.h"
  25 #include "lib/text_content.h"
  26 #include "test.h"
  27 #include <dcp/cpl.h>
  28 #include <dcp/dcp.h>
  29 #include <dcp/reel.h>
  30 #include <dcp/reel_closed_caption_asset.h>
  31 #include <boost/test/unit_test.hpp>
  32
  33
  34 using std::list;
  35 using std::make_shared;
  36
  37
  38 /** Basic test that Interop closed captions are written */
  39 BOOST_AUTO_TEST_CASE (closed_caption_test1)
  40 {
  41         Cleanup cl;
  42
  43         auto content = make_shared<StringTextFileContent>("test/data/subrip.srt");
  44         auto film = new_test_film2 ("closed_caption_test1", { content }, &cl);
  45
  46         content->only_text()->set_type (TextType::CLOSED_CAPTION);
  47
  48         make_and_verify_dcp (
  49                 film,
  50                 {
  51                         dcp::VerificationNote::Code::MISSING_SUBTITLE_LANGUAGE,
  52                         dcp::VerificationNote::Code::INVALID_SUBTITLE_FIRST_TEXT_TIME,
  53                         dcp::VerificationNote::Code::INVALID_CLOSED_CAPTION_LINE_LENGTH,
  54                         dcp::VerificationNote::Code::MISSING_CPL_METADATA
  55                 });
  56
  57         /* Just check to see that there's a CCAP in the CPL: this
  58            check could be better!
  59         */
  60
  61         dcp::DCP check (film->dir(film->dcp_name()));
  62         check.read ();
  63
  64         BOOST_REQUIRE_EQUAL (check.cpls().size(), 1U);
  65         BOOST_REQUIRE_EQUAL (check.cpls().front()->reels().size(), 1U);
  66         BOOST_REQUIRE (!check.cpls().front()->reels().front()->closed_captions().empty());
  67
  68         cl.run ();
  69 }
  70
  71 /** Test multiple closed captions */
  72 BOOST_AUTO_TEST_CASE (closed_caption_test2)
  73 {
  74         Cleanup cl;
  75         auto content1 = make_shared<StringTextFileContent>("test/data/subrip.srt");
  76         auto content2 = make_shared<StringTextFileContent>("test/data/subrip2.srt");
  77         auto content3 = make_shared<StringTextFileContent>("test/data/subrip3.srt");
  78         auto film = new_test_film2 ("closed_caption_test2", { content1, content2, content3 }, &cl);
  79
  80         content1->only_text()->set_type (TextType::CLOSED_CAPTION);
  81         content1->only_text()->set_dcp_track (DCPTextTrack("First track", dcp::LanguageTag("fr-FR")));
  82         content2->only_text()->set_type (TextType::CLOSED_CAPTION);
  83         content2->only_text()->set_dcp_track (DCPTextTrack("Second track", dcp::LanguageTag("de-DE")));
  84         content3->only_text()->set_type (TextType::CLOSED_CAPTION);
  85         content3->only_text()->set_dcp_track (DCPTextTrack("Third track", dcp::LanguageTag("it-IT")));
  86
  87         make_and_verify_dcp (
  88                 film,
  89                 {
  90                         dcp::VerificationNote::Code::INVALID_SUBTITLE_DURATION,
  91                         dcp::VerificationNote::Code::INVALID_CLOSED_CAPTION_LINE_LENGTH,
  92                         dcp::VerificationNote::Code::MISSING_CPL_METADATA,
  93                         dcp::VerificationNote::Code::INVALID_SUBTITLE_FIRST_TEXT_TIME,
  94                 }
  95                 );
  96
  97         dcp::DCP check (film->dir(film->dcp_name()));
  98         check.read ();
  99
 100         BOOST_REQUIRE_EQUAL (check.cpls().size(), 1U);
 101         BOOST_REQUIRE_EQUAL (check.cpls().front()->reels().size(), 1U);
 102         auto ccaps = check.cpls().front()->reels().front()->closed_captions();
 103         BOOST_REQUIRE_EQUAL (ccaps.size(), 3U);
 104
 105         auto i = ccaps.begin ();
 106         BOOST_CHECK_EQUAL ((*i)->annotation_text().get_value_or(""), "First track");
 107         BOOST_REQUIRE (static_cast<bool>((*i)->language()));
 108         BOOST_CHECK_EQUAL ((*i)->language().get(), "fr-FR");
 109         ++i;
 110         BOOST_CHECK_EQUAL ((*i)->annotation_text().get_value_or(""), "Second track");
 111         BOOST_REQUIRE (static_cast<bool>((*i)->language()));
 112         BOOST_CHECK_EQUAL ((*i)->language().get(), "de-DE");
 113         ++i;
 114         BOOST_CHECK_EQUAL ((*i)->annotation_text().get_value_or(""), "Third track");
 115         BOOST_REQUIRE (static_cast<bool>((*i)->language()));
 116         BOOST_CHECK_EQUAL ((*i)->language().get(), "it-IT");
 117
 118         cl.run ();
 119 }
 120
 121
 122
 123 BOOST_AUTO_TEST_CASE(fonts_in_inputs_removed_for_ccaps)
 124 {
 125         auto dcp_with_ccaps = make_shared<DCPContent>("test/data/xml_subtitle_test2");
 126         auto film = new_test_film2("fonts_in_inputs_removed_for_ccaps", { dcp_with_ccaps });
 127         for (auto i: dcp_with_ccaps->text) {
 128                 i->set_use(true);
 129                 i->set_type(TextType::CLOSED_CAPTION);
 130         }
 131         film->set_interop(true);
 132         make_and_verify_dcp(film, { dcp::VerificationNote::Code::INVALID_STANDARD, dcp::VerificationNote::Code::INVALID_SUBTITLE_SPACING });
 133
 134         auto sub = dcp::file_to_string(find_file(film->dir(film->dcp_name()), "sub_"));
 135         BOOST_CHECK(sub.find("Font") == std::string::npos);
 136 }
 137