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/*
* Copyright (c) 2020 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_TRANSPARENT_MODE_H_
#define MODULES_AUDIO_PROCESSING_AEC3_TRANSPARENT_MODE_H_
#include <memory>
#include "api/audio/echo_canceller3_config.h"
#include "modules/audio_processing/aec3/aec3_common.h"
namespace webrtc {
// Class for detecting and toggling the transparent mode which causes the
// suppressor to apply less suppression.
class TransparentMode {
public:
static std::unique_ptr<TransparentMode> Create(
const EchoCanceller3Config& config);
virtual ~TransparentMode() {}
// Returns whether the transparent mode should be active.
virtual bool Active() const = 0;
// Resets the state of the detector.
virtual void Reset() = 0;
// Updates the detection decision based on new data.
virtual void Update(int filter_delay_blocks,
bool any_filter_consistent,
bool any_filter_converged,
bool any_coarse_filter_converged,
bool all_filters_diverged,
bool active_render,
bool saturated_capture) = 0;
};
} // namespace webrtc
#endif // MODULES_AUDIO_PROCESSING_AEC3_TRANSPARENT_MODE_H_
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