Stylizing AudioConferenceMixer.

webrtc/voice_engine/channel.h

 /*
  *  Copyright (c) 2012 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 361 matching lines @@
     void OnPlayTelephoneEvent(int32_t id,
                               uint8_t event,
                               uint16_t lengthMs,
                               uint8_t volume) override;
 
     // From Transport (called by the RTP/RTCP module)
     int SendPacket(int /*channel*/, const void* data, size_t len) override;
     int SendRTCPPacket(int /*channel*/, const void* data, size_t len) override;
 
     // From MixerParticipant
-    int32_t GetAudioFrame(int32_t id, AudioFrame& audioFrame) override;
-    int32_t NeededFrequency(int32_t id) override;
+    int32_t GetAudioFrame(int32_t id, AudioFrame* audioFrame) override;
+    int32_t NeededFrequency(int32_t id) const override;
 
     // From FileCallback
     void PlayNotification(int32_t id, uint32_t durationMs) override;
     void RecordNotification(int32_t id, uint32_t durationMs) override;
     void PlayFileEnded(int32_t id) override;
     void RecordFileEnded(int32_t id) override;
 
     uint32_t InstanceId() const
     {
         return _instanceId;
@@ skipping 184 matching lines @@
     rtc::scoped_ptr<NetworkPredictor> network_predictor_;
     // An associated send channel.
     rtc::scoped_ptr<CriticalSectionWrapper> assoc_send_channel_lock_;
     ChannelOwner associate_send_channel_ GUARDED_BY(assoc_send_channel_lock_);
 };
 
 }  // namespace voe
 }  // namespace webrtc
 
 #endif  // WEBRTC_VOICE_ENGINE_CHANNEL_H_