config_selector.h (1332B)
1 /* 2 * Copyright (c) 2022 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_CONFIG_SELECTOR_H_ 12 #define MODULES_AUDIO_PROCESSING_AEC3_CONFIG_SELECTOR_H_ 13 14 #include <optional> 15 16 #include "api/audio/echo_canceller3_config.h" 17 18 namespace webrtc { 19 20 // Selects the config to use. 21 class ConfigSelector { 22 public: 23 ConfigSelector(const EchoCanceller3Config& config, 24 const std::optional<EchoCanceller3Config>& multichannel_config, 25 int num_render_input_channels); 26 27 // Updates the config selection based on the detection of multichannel 28 // content. 29 void Update(bool multichannel_content); 30 31 const EchoCanceller3Config& active_config() const { return *active_config_; } 32 33 private: 34 const EchoCanceller3Config config_; 35 const std::optional<EchoCanceller3Config> multichannel_config_; 36 const EchoCanceller3Config* active_config_ = nullptr; 37 }; 38 39 } // namespace webrtc 40 41 #endif // MODULES_AUDIO_PROCESSING_AEC3_CONFIG_SELECTOR_H_