Allow an external audio processing module to be used in WebRTC

webrtc/pc/createpeerconnectionfactory.cc

 /*
  *  Copyright 2017 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.
  */
 
 #include "webrtc/api/audio_codecs/builtin_audio_decoder_factory.h"
 #include "webrtc/api/audio_codecs/builtin_audio_encoder_factory.h"
 #include "webrtc/api/peerconnectioninterface.h"
 #include "webrtc/base/bind.h"
 #include "webrtc/base/scoped_ref_ptr.h"
 #include "webrtc/base/thread.h"
 #include "webrtc/call/callfactoryinterface.h"
 #include "webrtc/logging/rtc_event_log/rtc_event_log_factory_interface.h"
 #include "webrtc/media/engine/webrtcmediaengine.h"
+#include "webrtc/modules/audio_processing/include/audio_processing.h"
 
 namespace webrtc {
 
 rtc::scoped_refptr<PeerConnectionFactoryInterface> CreatePeerConnectionFactory(
     rtc::scoped_refptr<AudioEncoderFactory> audio_encoder_factory,
     rtc::scoped_refptr<AudioDecoderFactory> audio_decoder_factory) {
   return CreatePeerConnectionFactoryWithAudioMixer(
       nullptr /*network_thread*/, nullptr /*worker_thread*/,
       nullptr /*signaling_thread*/, nullptr /*default_adm*/,
       audio_encoder_factory, audio_decoder_factory,
@@ skipping 16 matching lines @@
     rtc::Thread* signaling_thread,
     AudioDeviceModule* default_adm,
     rtc::scoped_refptr<AudioEncoderFactory> audio_encoder_factory,
     rtc::scoped_refptr<AudioDecoderFactory> audio_decoder_factory,
     cricket::WebRtcVideoEncoderFactory* video_encoder_factory,
     cricket::WebRtcVideoDecoderFactory* video_decoder_factory,
     rtc::scoped_refptr<AudioMixer> audio_mixer) {
   std::unique_ptr<cricket::MediaEngineInterface> media_engine(
       cricket::WebRtcMediaEngineFactory::Create(
           default_adm, audio_encoder_factory, audio_decoder_factory,
-          video_encoder_factory, video_decoder_factory, audio_mixer));
+          video_encoder_factory, video_decoder_factory, audio_mixer,
+          AudioProcessing::Create()));
 
   std::unique_ptr<CallFactoryInterface> call_factory = CreateCallFactory();
 
   std::unique_ptr<RtcEventLogFactoryInterface> event_log_factory =
       CreateRtcEventLogFactory();
 
   return CreateModularPeerConnectionFactory(
       network_thread, worker_thread, signaling_thread, default_adm,
       audio_encoder_factory, audio_decoder_factory, video_encoder_factory,
       video_decoder_factory, audio_mixer, std::move(media_engine),
@@ skipping 36 matching lines @@
     rtc::scoped_refptr<AudioDecoderFactory> audio_decoder_factory,
     cricket::WebRtcVideoEncoderFactory* video_encoder_factory,
     cricket::WebRtcVideoDecoderFactory* video_decoder_factory) {
   return CreatePeerConnectionFactoryWithAudioMixer(
       network_thread, worker_thread, signaling_thread, default_adm,
       audio_encoder_factory, audio_decoder_factory, video_encoder_factory,
       video_decoder_factory, nullptr);
 }
 
 }  // namespace webrtc