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-rw-r--r--src/lib/ffmpeg_examiner.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/lib/ffmpeg_examiner.h b/src/lib/ffmpeg_examiner.h
index 59c3299b2..4378e241b 100644
--- a/src/lib/ffmpeg_examiner.h
+++ b/src/lib/ffmpeg_examiner.h
@@ -29,7 +29,7 @@ class FFmpegExaminer : public FFmpeg, public VideoExaminer
public:
FFmpegExaminer (boost::shared_ptr<const FFmpegContent>);
- float video_frame_rate () const;
+ boost::optional<float> video_frame_rate () const;
dcp::Size video_size () const;
ContentTime video_length () const;
boost::optional<float> sample_aspect_ratio () const;