From 09063d5958cad17ce89935f38f12c4fcbaaedf4f Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Sat, 6 Jul 2019 23:37:55 +0100
Subject: [PATCH] Add an assertion.

---
 src/lib/ffmpeg_decoder.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/lib/ffmpeg_decoder.cc b/src/lib/ffmpeg_decoder.cc
index cbde534c3..62d4d2655 100644
--- a/src/lib/ffmpeg_decoder.cc
+++ b/src/lib/ffmpeg_decoder.cc
@@ -364,6 +364,7 @@ FFmpegDecoder::seek (ContentTime time, bool accurate)
 	if (_video_stream) {
 		stream = _video_stream;
 	} else {
+		DCPOMATIC_ASSERT (_ffmpeg_content->audio);
 		shared_ptr<FFmpegAudioStream> s = dynamic_pointer_cast<FFmpegAudioStream> (_ffmpeg_content->audio->stream ());
 		if (s) {
 			stream = s->index (_format_context);
-- 
2.30.2