chromium/third_party/webrtc/modules/audio_processing/aec3/alignment_mixer.h

/*
 *  Copyright (c) 2019 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 MODULES_AUDIO_PROCESSING_AEC3_ALIGNMENT_MIXER_H_
#define MODULES_AUDIO_PROCESSING_AEC3_ALIGNMENT_MIXER_H_

#include <vector>

#include "api/array_view.h"
#include "api/audio/echo_canceller3_config.h"
#include "modules/audio_processing/aec3/aec3_common.h"
#include "modules/audio_processing/aec3/block.h"

namespace webrtc {

// Performs channel conversion to mono for the purpose of providing a decent
// mono input for the delay estimation. This is achieved by analyzing all
// incoming channels and produce one single channel output.
class AlignmentMixer { … };
}  // namespace webrtc

#endif  // MODULES_AUDIO_PROCESSING_AEC3_ALIGNMENT_MIXER_H_