diff --git a/libraries/audio/src/AudioFilterBank.cpp b/libraries/audio/src/AudioFilterBank.cpp
index a7b969540a..6599b29a01 100644
--- a/libraries/audio/src/AudioFilterBank.cpp
+++ b/libraries/audio/src/AudioFilterBank.cpp
@@ -9,9 +9,12 @@
 //  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
 //
 
+#include <assert.h>
 #include <math.h>
 #include <SharedUtil.h>
 #include "AudioRingBuffer.h"
+#include "AudioFormat.h"
+#include "AudioBuffer.h"
 #include "AudioFilter.h"
 #include "AudioFilterBank.h"
 
diff --git a/libraries/audio/src/AudioFilterBank.h b/libraries/audio/src/AudioFilterBank.h
index c523736a57..2ea29cb3a9 100644
--- a/libraries/audio/src/AudioFilterBank.h
+++ b/libraries/audio/src/AudioFilterBank.h
@@ -64,7 +64,7 @@ public:
     //
     // public interface
     //
-    void initialize(const float sampleRate, const int frameCount) {
+    void initialize(const float sampleRate, const int frameCount = 0) {
         finalize();
 
         for (int i = 0; i < _channelCount; ++i) {
@@ -141,6 +141,17 @@ public:
         }
     }
 
+    void render(AudioBufferFloat32& frameBuffer) {
+        
+        float32_t** samples = frameBuffer.getFrameData();
+        for (uint16_t j = 0; j < frameBuffer.getChannelCount(); ++j) {
+            for (int i = 0; i < _filterCount; ++i) {
+                _filters[i][j].render( samples[j], samples[j], frameBuffer.getFrameCount() );
+            }
+        }
+
+    }
+    
     void reset() {
         for (int i = 0; i < _filterCount; ++i) {
             for (int j = 0; j < _channelCount; ++j) {