X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Faudio_sink.h;h=69b3a4b7522788d9739297506c1e135bd854328b;hb=254664b5a482cb3551d0a98ececfbdd8296e6c71;hp=f34b24f88369feef2b23729390c9ec13b7818e9a;hpb=3f2365fcf3a1ffc50901eb2e4af246aa4c83e272;p=dcpomatic.git

diff --git a/src/lib/audio_sink.h b/src/lib/audio_sink.h
index f34b24f88..69b3a4b75 100644
--- a/src/lib/audio_sink.h
+++ b/src/lib/audio_sink.h
@@ -24,14 +24,14 @@ class AudioSink
 {
 public:
 	/** Call with some audio data */
-	virtual void process_audio (boost::shared_ptr<AudioBuffers>) = 0;
+	virtual void process_audio (boost::shared_ptr<const AudioBuffers>) = 0;
 };
 
 class TimedAudioSink
 {
 public:
         /** Call with some audio data */
-        virtual void process_audio (boost::shared_ptr<AudioBuffers>, double t) = 0;
+        virtual void process_audio (boost::shared_ptr<const AudioBuffers>, double t) = 0;
 };
 
 #endif