transparent_mode.h (1614B)
1 /* 2 * Copyright (c) 2020 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef MODULES_AUDIO_PROCESSING_AEC3_TRANSPARENT_MODE_H_ 12 #define MODULES_AUDIO_PROCESSING_AEC3_TRANSPARENT_MODE_H_ 13 14 #include <memory> 15 16 #include "api/audio/echo_canceller3_config.h" 17 #include "api/environment/environment.h" 18 19 namespace webrtc { 20 21 // Class for detecting and toggling the transparent mode which causes the 22 // suppressor to apply less suppression. 23 class TransparentMode { 24 public: 25 static std::unique_ptr<TransparentMode> Create( 26 const Environment& env, 27 const EchoCanceller3Config& config); 28 29 virtual ~TransparentMode() {} 30 31 // Returns whether the transparent mode should be active. 32 virtual bool Active() const = 0; 33 34 // Resets the state of the detector. 35 virtual void Reset() = 0; 36 37 // Updates the detection decision based on new data. 38 virtual void Update(int filter_delay_blocks, 39 bool any_filter_consistent, 40 bool any_filter_converged, 41 bool any_coarse_filter_converged, 42 bool all_filters_diverged, 43 bool active_render, 44 bool saturated_capture) = 0; 45 }; 46 47 } // namespace webrtc 48 #endif // MODULES_AUDIO_PROCESSING_AEC3_TRANSPARENT_MODE_H_