Add support for feedback lights (LEDs) on MIDI controllers.

[nageru] / audio_mixer.h

diff --git a/audio_mixer.h b/audio_mixer.h
index 71f36629341f54a6151d33469271efd6361ccbce..38b98f7ce0673e025fb6c96df392281189a98fac 100644 (file)
--- a/audio_mixer.h
+++ b/audio_mixer.h
@@ -114,6 +114,8 @@ public:
        MappingMode get_mapping_mode() const;
        InputMapping get_input_mapping() const;
 
+       unsigned num_buses() const;
+
        void set_locut_cutoff(float cutoff_hz)
        {
                locut_cutoff_hz = cutoff_hz;