bool
DCPContent::can_reference_text (shared_ptr<const Film> film, TextType type, string& why_not) const
{
- shared_ptr<DCPDecoder> decoder;
- try {
- decoder = make_shared<DCPDecoder>(film, shared_from_this(), false, film->tolerant(), shared_ptr<DCPDecoder>());
- } catch (dcp::ReadError &) {
- /* We couldn't read the DCP, so it's probably missing */
- return false;
- } catch (DCPError &) {
- /* We couldn't read the DCP, so it's probably missing */
- return false;
- } catch (dcp::KDMDecryptionError &) {
- /* We have an incorrect KDM */
+ if (_has_non_zero_entry_point[TextType::OPEN_SUBTITLE]) {
+ /// TRANSLATORS: this string will follow "Cannot reference this DCP: "
+ why_not = _("one of its subtitle reels has a non-zero entry point so it must be re-written.");
return false;
}
- for (auto i: decoder->reels()) {
- if (type == TextType::OPEN_SUBTITLE) {
- if (i->main_subtitle() && i->main_subtitle()->entry_point().get_value_or(0) != 0) {
- /// TRANSLATORS: this string will follow "Cannot reference this DCP: "
- why_not = _("one of its subtitle reels has a non-zero entry point so it must be re-written.");
- return false;
- }
- }
- if (type == TextType::CLOSED_CAPTION) {
- for (auto j: i->closed_captions()) {
- if (j->entry_point().get_value_or(0) != 0) {
- /// TRANSLATORS: this string will follow "Cannot reference this DCP: "
- why_not = _("one of its closed caption has a non-zero entry point so it must be re-written.");
- return false;
- }
- }
- }
+ if (_has_non_zero_entry_point[TextType::CLOSED_CAPTION]) {
+ /// TRANSLATORS: this string will follow "Cannot reference this DCP: "
+ why_not = _("one of its closed caption has a non-zero entry point so it must be re-written.");
+ return false;
}
if (trim_start() != dcpomatic::ContentTime()) {
--- /dev/null
+/*
+ Copyright (C) 2024 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/>.
+
+*/
+
+
+#include "test.h"
+#include "lib/dcp_content.h"
+#include "lib/film.h"
+#include <dcp/cpl.h>
+#include <dcp/dcp.h>
+#include <dcp/reel.h>
+#include <dcp/reel_smpte_subtitle_asset.h>
+#include <dcp/smpte_subtitle_asset.h>
+#include <boost/test/unit_test.hpp>
+
+
+using std::make_shared;
+using std::string;
+
+
+BOOST_AUTO_TEST_CASE(test_text_entry_point)
+{
+ auto const path = boost::filesystem::path("build/test/test_text_entry_point");
+ boost::filesystem::remove_all(path);
+ boost::filesystem::create_directories(path);
+
+ /* Make a "bad" DCP with a non-zero text entry point */
+ dcp::DCP bad_dcp(path / "dcp");
+ auto sub = make_shared<dcp::SMPTESubtitleAsset>();
+ sub->write(path / "dcp" / "subs.mxf");
+ auto reel_sub = make_shared<dcp::ReelSMPTESubtitleAsset>(sub, dcp::Fraction{24, 1}, 42, 6);
+ auto reel = make_shared<dcp::Reel>();
+ reel->add(reel_sub);
+
+ auto cpl = make_shared<dcp::CPL>("foo", dcp::ContentKind::FEATURE, dcp::Standard::SMPTE);
+ bad_dcp.add(cpl);
+ cpl->add(reel);
+
+ bad_dcp.write_xml();
+
+ /* Make a film and add the bad DCP, so that the examiner spots the problem */
+ auto dcp_content = make_shared<DCPContent>(path / "dcp");
+ auto film = new_test_film2("test_text_entry_point/film", { dcp_content });
+ film->write_metadata();
+
+ /* Reload the film to check that the examiner's output is saved and recovered */
+ auto film2 = make_shared<Film>(path / "film");
+ film2->read_metadata();
+
+ string why_not;
+ BOOST_CHECK(!dcp_content->can_reference_text(film2, TextType::OPEN_SUBTITLE, why_not));
+ BOOST_CHECK_EQUAL(why_not, "one of its subtitle reels has a non-zero entry point so it must be re-written.");
+}
+