Improving support for Android Audio Effects in WebRTC

webrtc/voice_engine/include/voe_hardware.h

 /*
  *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 73 matching lines @@
 
   // Gets the currently used (active) audio device layer.
   virtual int GetAudioDeviceLayer(AudioLayers& audioLayer) = 0;
 
   // Native sample rate controls (samples/sec)
   virtual int SetRecordingSampleRate(unsigned int samples_per_sec) = 0;
   virtual int RecordingSampleRate(unsigned int* samples_per_sec) const = 0;
   virtual int SetPlayoutSampleRate(unsigned int samples_per_sec) = 0;
   virtual int PlayoutSampleRate(unsigned int* samples_per_sec) const = 0;
 
+  // Queries and controls platform audio effects on Android devices.
   virtual bool BuiltInAECIsAvailable() const = 0;
   virtual int EnableBuiltInAEC(bool enable) = 0;
+  virtual bool BuiltInAGCIsAvailable() const = 0;
+  virtual int EnableBuiltInAGC(bool enable) = 0;
+  virtual bool BuiltInNSIsAvailable() const = 0;
+  virtual int EnableBuiltInNS(bool enable) = 0;
 
  protected:
   VoEHardware() {}
   virtual ~VoEHardware() {}
 };
 
 }  // namespace webrtc
 
 #endif  //  WEBRTC_VOICE_ENGINE_VOE_HARDWARE_H