Boilerplate code addition in order to be able to test upcoming AEC additions

webrtc/modules/audio_processing/aec/aec_core.c

 /*
  *  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 1412 matching lines @@
 #ifdef WEBRTC_ANDROID
   aec->delay_agnostic_enabled = 1;  // DA-AEC enabled by default.
   // DA-AEC assumes the system is causal from the beginning and will self adjust
   // the lookahead when shifting is required.
   WebRtc_set_lookahead(aec->delay_estimator, 0);
 #else
   aec->delay_agnostic_enabled = 0;
   WebRtc_set_lookahead(aec->delay_estimator, kLookaheadBlocks);
 #endif
   aec->extended_filter_enabled = 0;
+  aec->next_generation_aec_enabled = 0;
 
   // Assembly optimization
   WebRtcAec_FilterFar = FilterFar;
   WebRtcAec_ScaleErrorSignal = ScaleErrorSignal;
   WebRtcAec_FilterAdaptation = FilterAdaptation;
   WebRtcAec_OverdriveAndSuppress = OverdriveAndSuppress;
   WebRtcAec_ComfortNoise = ComfortNoise;
   WebRtcAec_SubbandCoherence = SubbandCoherence;
   WebRtcAec_StoreAsComplex = StoreAsComplex;
   WebRtcAec_PartitionDelay = PartitionDelay;
@@ skipping 413 matching lines @@
 }
 
 void WebRtcAec_enable_delay_agnostic(AecCore* self, int enable) {
   self->delay_agnostic_enabled = enable;
 }
 
 int WebRtcAec_delay_agnostic_enabled(AecCore* self) {
   return self->delay_agnostic_enabled;
 }
 
+void WebRtcAec_enable_next_generation_aec(AecCore* self, int enable) {
+  self->next_generation_aec_enabled = (enable != 0);
+}
+
+int WebRtcAec_next_generation_aec_enabled(AecCore* self) {
+  assert(self->next_generation_aec_enabled == 0 ||
+         self->next_generation_aec_enabled == 1);
+  return self->next_generation_aec_enabled;
+}
+
+
 void WebRtcAec_enable_extended_filter(AecCore* self, int enable) {
   self->extended_filter_enabled = enable;
   self->num_partitions = enable ? kExtendedNumPartitions : kNormalNumPartitions;
   // Update the delay estimator with filter length.  See InitAEC() for details.
   WebRtc_set_allowed_offset(self->delay_estimator, self->num_partitions / 2);
 }
 
 int WebRtcAec_extended_filter_enabled(AecCore* self) {
   return self->extended_filter_enabled;
 }
 
 int WebRtcAec_system_delay(AecCore* self) {
   return self->system_delay;
 }
 
 void WebRtcAec_SetSystemDelay(AecCore* self, int delay) {
   assert(delay >= 0);
   self->system_delay = delay;
 }