X-Git-Url: https://git.carlh.net/gitweb/?p=dcpomatic.git;a=blobdiff_plain;f=src%2Flib%2Fffmpeg_decoder.cc;fp=src%2Flib%2Fffmpeg_decoder.cc;h=7f7a078638b540ba81bbbe38c5ad260970232fa0;hp=0d43156c0cdefd3fcd83842c47a0b8ef27bf916b;hb=3ffd0163026be24e5373e0674c3301ed37546e44;hpb=a9b1c1cb65e1902a64430977cf698054e131a6f4

diff --git a/src/lib/ffmpeg_decoder.cc b/src/lib/ffmpeg_decoder.cc
index 0d43156c0..7f7a07863 100644
--- a/src/lib/ffmpeg_decoder.cc
+++ b/src/lib/ffmpeg_decoder.cc
@@ -828,11 +828,14 @@ FFmpegDecoder::process_ass_subtitle (string ass, ContentTime from)
 	}
 
 	sub::RawSubtitle base;
+	auto video_size = _ffmpeg_content->video->size();
+	DCPOMATIC_ASSERT(video_size);
+
 	auto raw = sub::SSAReader::parse_line (
 		base,
 		text,
-		_ffmpeg_content->video->size().width,
-		_ffmpeg_content->video->size().height,
+		video_size->width,
+		video_size->height,
 		sub::Colour(1, 1, 1)
 		);