Major AEC3 render pipeline changes

webrtc/modules/audio_processing/aec3/aec_state.h

 /*
  *  Copyright (c) 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.
  */
 
 #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_AEC_STATE_H_
 #define WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_AEC_STATE_H_
 
 #include <algorithm>
 #include <memory>
 #include <vector>
 
 #include "webrtc/base/array_view.h"
 #include "webrtc/base/constructormagic.h"
 #include "webrtc/base/optional.h"
 #include "webrtc/modules/audio_processing/aec3/aec3_common.h"
 #include "webrtc/modules/audio_processing/aec3/echo_path_variability.h"
+#include "webrtc/modules/audio_processing/aec3/erl_estimator.h"
 #include "webrtc/modules/audio_processing/aec3/erle_estimator.h"
-#include "webrtc/modules/audio_processing/aec3/erl_estimator.h"
-#include "webrtc/modules/audio_processing/aec3/fft_buffer.h"
+#include "webrtc/modules/audio_processing/aec3/render_buffer.h"
 
 namespace webrtc {
 
 class ApmDataDumper;
 
 // Handles the state and the conditions for the echo removal functionality.
 class AecState {
  public:
   AecState();
   ~AecState();
@@ skipping 54 matching lines @@
     capture_signal_saturation_ = capture_signal_saturation;
   }
 
   // Returns whether a probable headset setup has been detected.
   bool HeadsetDetected() const { return headset_detected_; }
 
   // Updates the aec state.
   void Update(const std::vector<std::array<float, kFftLengthBy2Plus1>>&
                   filter_frequency_response,
               const rtc::Optional<size_t>& external_delay_samples,
-              const FftBuffer& X_buffer,
+              const RenderBuffer& X_buffer,
               const std::array<float, kFftLengthBy2Plus1>& E2_main,
               const std::array<float, kFftLengthBy2Plus1>& E2_shadow,
               const std::array<float, kFftLengthBy2Plus1>& Y2,
               rtc::ArrayView<const float> x,
               const EchoPathVariability& echo_path_variability,
               bool echo_leakage_detected);
 
  private:
   static int instance_count_;
   std::unique_ptr<ApmDataDumper> data_dumper_;
@@ skipping 12 matching lines @@
   std::array<bool, kFftLengthBy2Plus1> bands_with_reliable_filter_;
   std::array<float, kFftLengthBy2Plus1> filter_estimate_strength_;
   size_t filter_length_;
 
   RTC_DISALLOW_COPY_AND_ASSIGN(AecState);
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_AEC_STATE_H_