Some const correctness.

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

diff --git a/src/lib/audio_source.h b/src/lib/audio_source.h
index 3dc998ccacd7156cf2f766b7f40dff009791fcb2..c13f1636b521661055ed18eb3c5daf89aaa44948 100644 (file)
--- 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>);
 };
@@ -46,8 +46,9 @@ 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>);
 };