Add check for mismatch between sound asset and MainSoundConfiguration.v1.8.66

3 files changed, 70 insertions, 1 deletions

diff --git a/src/verify.cc b/src/verify.cc
index 1cab0423..8b2b11d3 100644
--- a/src/verify.cc
+++ b/src/verify.cc
@@ -1571,6 +1571,16 @@ verify_cpl(
 	verify_text_details(cpl->reels(), notes);
 
 	if (dcp->standard() == Standard::SMPTE) {
+		if (auto msc = cpl->main_sound_configuration()) {
+			if (state.audio_channels && msc->channels() != *state.audio_channels) {
+				notes.push_back({
+						VerificationNote::Type::ERROR,
+						VerificationNote::Code::INVALID_MAIN_SOUND_CONFIGURATION,
+						String::compose("MainSoundConfiguration has %1 channels but sound assets have %2", msc->channels(), *state.audio_channels),
+						cpl->file().get()
+					});
+			}
+		}
 
 		if (have_main_subtitle && have_no_main_subtitle) {
 			notes.push_back({VerificationNote::Type::BV21_ERROR, VerificationNote::Code::MISSING_MAIN_SUBTITLE_FROM_SOME_REELS});
@@ -1996,6 +2006,8 @@ dcp::note_to_string (VerificationNote note)
 		return String::compose("<IssueDate> has an invalid value: %1", note.note().get());
 	case VerificationNote::Code::MISMATCHED_SOUND_CHANNEL_COUNTS:
 		return String::compose("The sound assets do not all have the same channel count; the first to differ is %1", note.file()->filename());
+	case VerificationNote::Code::INVALID_MAIN_SOUND_CONFIGURATION:
+		return String::compose("<MainSoundConfiguration> has an invalid value: %1", note.note().get());
 	}
 
 	return "";
diff --git a/src/verify.h b/src/verify.h
index d05c92eb..7696ea85 100644
--- a/src/verify.h
+++ b/src/verify.h
@@ -425,7 +425,13 @@ public:
 		/** The sound assets in the CPL do not have the same audio channel count.
 		 *  file contains the filename of the first asset to differ
 		 */
-		MISMATCHED_SOUND_CHANNEL_COUNTS
+		MISMATCHED_SOUND_CHANNEL_COUNTS,
+		/** The CPL contains a MainSoundConfiguration tag which does not describe the number of
+		 *  channels in the audio assets.
+		 *  note contains details of what is wrong
+		 *  file contains the CPL filename
+		 */
+		INVALID_MAIN_SOUND_CONFIGURATION,
 	};
 
 	VerificationNote (Type type, Code code)
diff --git a/test/verify_test.cc b/test/verify_test.cc
index a0786d9c..4c1d1b7d 100644
--- a/test/verify_test.cc
+++ b/test/verify_test.cc
@@ -3516,3 +3516,54 @@ BOOST_AUTO_TEST_CASE(verify_mismatched_sound_channel_counts)
 			{ dcp::VerificationNote::Type::ERROR, dcp::VerificationNote::Code::MISMATCHED_SOUND_CHANNEL_COUNTS, canonical(find_file(path, "audio2")) },
 		});
 }
+
+
+BOOST_AUTO_TEST_CASE(verify_invalid_main_sound_configuration)
+{
+	boost::filesystem::path const path = "build/test/verify_invalid_main_sound_configuration";
+
+	dcp::MXFMetadata mxf_meta;
+	mxf_meta.company_name = "OpenDCP";
+	mxf_meta.product_name = "OpenDCP";
+	mxf_meta.product_version = "0.0.25";
+
+	auto constexpr sample_rate = 48000;
+	auto constexpr frames = 240;
+
+	boost::filesystem::remove_all(path);
+	boost::filesystem::create_directories(path);
+	auto dcp = make_shared<dcp::DCP>(path);
+	auto cpl = make_shared<dcp::CPL>("hello", dcp::ContentKind::TRAILER, dcp::Standard::SMPTE);
+	cpl->set_annotation_text("hello");
+	cpl->set_main_sound_configuration(dcp::MainSoundConfiguration("51/L,R,C,LFE,Ls,Rs"));
+	cpl->set_main_sound_sample_rate(sample_rate);
+	cpl->set_main_picture_stored_area(dcp::Size(1998, 1080));
+	cpl->set_main_picture_active_area(dcp::Size(1998, 1080));
+	cpl->set_version_number(1);
+
+	auto mp = simple_picture(path, "1", frames, {});
+	auto ms = simple_sound(path, "1", mxf_meta, "en-US", frames, sample_rate, {}, 2);
+
+	auto reel = make_shared<dcp::Reel>(
+		std::make_shared<dcp::ReelMonoPictureAsset>(mp, 0),
+		std::make_shared<dcp::ReelSoundAsset>(ms, 0)
+		);
+
+	auto markers = make_shared<dcp::ReelMarkersAsset>(dcp::Fraction(24, 1), frames);
+	markers->set(dcp::Marker::FFOC, dcp::Time(0, 0, 0, 1, 24));
+	markers->set(dcp::Marker::LFOC, dcp::Time(0, 0, 9, 23, 24));
+	reel->add(markers);
+
+	cpl->add(reel);
+
+	dcp->add(cpl);
+	dcp->set_annotation_text("hello");
+	dcp->write_xml();
+
+	check_verify_result(
+		{ path },
+		{
+			{ dcp::VerificationNote::Type::ERROR, dcp::VerificationNote::Code::INVALID_MAIN_SOUND_CONFIGURATION, std::string{"MainSoundConfiguration has 6 channels but sound assets have 2"}, canonical(find_cpl(path)) },
+		});
+}
+