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

/*
 *  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.
 */
#include "modules/audio_processing/aec3/alignment_mixer.h"

#include <algorithm>

#include "rtc_base/checks.h"

namespace webrtc {
namespace {

AlignmentMixer::MixingVariant ChooseMixingVariant(bool downmix,
                                                  bool adaptive_selection,
                                                  int num_channels) { … }

}  // namespace

AlignmentMixer::AlignmentMixer(
    size_t num_channels,
    const EchoCanceller3Config::Delay::AlignmentMixing& config)
    : … { … }

AlignmentMixer::AlignmentMixer(size_t num_channels,
                               bool downmix,
                               bool adaptive_selection,
                               float activity_power_threshold,
                               bool prefer_first_two_channels)
    : … { … }

void AlignmentMixer::ProduceOutput(const Block& x,
                                   rtc::ArrayView<float, kBlockSize> y) { … }

void AlignmentMixer::Downmix(const Block& x,
                             rtc::ArrayView<float, kBlockSize> y) const { … }

int AlignmentMixer::SelectChannel(const Block& x) { … }

}  // namespace webrtc