| /* |
| * Copyright (c) 2017 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_OUTPUT_SELECTOR_H_ |
| #define MODULES_AUDIO_PROCESSING_AEC3_OUTPUT_SELECTOR_H_ |
| |
| #include "api/array_view.h" |
| #include "rtc_base/constructormagic.h" |
| |
| namespace webrtc { |
| |
| // Performs the selection between which of the linear aec output and the |
| // microphone signal should be used as the echo suppressor output. |
| class OutputSelector { |
| public: |
| OutputSelector(); |
| ~OutputSelector(); |
| |
| // Forms the most appropriate output signal. |
| void FormLinearOutput(bool use_subtractor_output, |
| rtc::ArrayView<const float> subtractor_output, |
| rtc::ArrayView<float> capture); |
| |
| // Returns true if the linear aec output is the one used. |
| bool UseSubtractorOutput() const { return use_subtractor_output_; } |
| |
| private: |
| bool use_subtractor_output_ = false; |
| RTC_DISALLOW_COPY_AND_ASSIGN(OutputSelector); |
| }; |
| |
| } // namespace webrtc |
| |
| #endif // MODULES_AUDIO_PROCESSING_AEC3_OUTPUT_SELECTOR_H_ |