added experimental visualization (scope)

1 files changed, 3 insertions, 0 deletions

diff --git a/streamer.h b/streamer.h
index 6b77f382..9df20372 100644
--- a/streamer.h
+++ b/streamer.h
@@ -130,4 +130,7 @@ streamer_dsp_chain_save (void);
 void
 streamer_notify_order_changed (int prev_order, int new_order);
 
+int
+audio_get_waveform_data (ddb_waveformat_t *fmt, char *data);
+
 #endif // __STREAMER_H