Don't emit subtitle images that have a zero dimension (#2743).

[dcpomatic.git] / test / burnt_subtitle_test.cc

diff --git a/test/burnt_subtitle_test.cc b/test/burnt_subtitle_test.cc
index 9c6863a1dd407262e86f7060879fea006f19cc74..8d7dcd143f872357fec0f542aceb3a7289e9e9cb 100644 (file)
--- a/test/burnt_subtitle_test.cc
+++ b/test/burnt_subtitle_test.cc
@@ -30,6 +30,7 @@
 #include "lib/dcp_content.h"
 #include "lib/dcp_content_type.h"
 #include "lib/film.h"
+#include "lib/ffmpeg_encoder.h"
 #include "lib/log_entry.h"
 #include "lib/ratio.h"
 #include "lib/text_content.h"
@@ -184,3 +185,24 @@ BOOST_AUTO_TEST_CASE(burnt_subtitle_test_position)
        /* Should have a baseline 864 pixels from the top ((1 - 0.2) * 1080) */
        check("bottom");
 }
+
+
+/* Bug #2743 */
+BOOST_AUTO_TEST_CASE(burn_empty_subtitle_test)
+{
+       Cleanup cl;
+
+       auto content = content_factory("test/data/empty_sub.xml")[0];
+       auto film = new_test_film2("burnt_empty_subtitle_test", { content });
+       content->text[0]->set_use(true);
+
+       auto job = make_shared<TranscodeJob>(film, TranscodeJob::ChangedBehaviour::IGNORE);
+       auto file = boost::filesystem::path("build") / "test" / "burnt_empty_subtitle_test.mov";
+       cl.add(file);
+       FFmpegEncoder encoder(film, job, file, ExportFormat::PRORES_4444, false, false, false, 23);
+       encoder.go();
+
+       cl.run();
+}
+
+