X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Faudio_source.h;h=c13f1636b521661055ed18eb3c5daf89aaa44948;hb=43b4e55710271c797b5d251c891047ed4da20e10;hp=e255d566d6ac5f0c8fac47fd376ef3f5a396bfe3;hpb=425ef773dbf91d2fecd8e2fbdc20becbfbda46f8;p=dcpomatic.git

diff --git a/src/lib/audio_source.h b/src/lib/audio_source.h
index e255d566d..c13f1636b 100644
--- a/src/lib/audio_source.h
+++ b/src/lib/audio_source.h
@@ -35,7 +35,7 @@ class AudioSource
 {
 public:
 	/** Emitted when some audio data is ready */
-	boost::signals2::signal<void (boost::shared_ptr<AudioBuffers>)> Audio;
+	boost::signals2::signal<void (boost::shared_ptr<const AudioBuffers>)> Audio;
 
 	void connect_audio (boost::shared_ptr<AudioSink>);
 };
@@ -46,7 +46,7 @@ class TimedAudioSource
 {
 public:
 	/** Emitted when some audio data is ready */
-	boost::signals2::signal<void (boost::shared_ptr<AudioBuffers>, double)> Audio;
+	boost::signals2::signal<void (boost::shared_ptr<const AudioBuffers>, double)> Audio;
 
 	void connect_audio (boost::shared_ptr<AudioSink>);
 	void connect_audio (boost::shared_ptr<TimedAudioSink>);