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

/*
 *  Copyright (c) 2022 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_MULTI_CHANNEL_CONTENT_DETECTOR_H_
#define MODULES_AUDIO_PROCESSING_AEC3_MULTI_CHANNEL_CONTENT_DETECTOR_H_

#include <stddef.h>

#include <memory>
#include <vector>

#include "absl/types/optional.h"

namespace webrtc {

// Analyzes audio content to determine whether the contained audio is proper
// multichannel, or only upmixed mono. To allow for differences introduced by
// hardware drivers, a threshold `detection_threshold` is used for the
// detection.
// Logs metrics continously and upon destruction.
class MultiChannelContentDetector { … };

}  // namespace webrtc

#endif  // MODULES_AUDIO_PROCESSING_AEC3_MULTI_CHANNEL_CONTENT_DETECTOR_H_