Fix crash on double-click of show-audio button.

[dcpomatic.git] / src / lib / audio_content.h

diff --git a/src/lib/audio_content.h b/src/lib/audio_content.h
index b100d7abad18f4f83e5f724a92b8ca322a490d60..ca4a1f2348fea78b788632a38a6da5a058c091f1 100644 (file)
--- a/src/lib/audio_content.h
+++ b/src/lib/audio_content.h
@@ -58,7 +58,7 @@ public:
        virtual AudioMapping audio_mapping () const = 0;
        virtual void set_audio_mapping (AudioMapping) = 0;
 
-       void analyse_audio (boost::function<void()>);
+       boost::signals2::connection analyse_audio (boost::function<void()>);
        boost::filesystem::path audio_analysis_path () const;
 
        void set_audio_gain (float);