1 /* 2 * Copyright (c) 2018 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 API_AUDIO_ECHO_CANCELLER3_FACTORY_H_ 12 #define API_AUDIO_ECHO_CANCELLER3_FACTORY_H_ 13 14 #include <memory> 15 16 #include "api/audio/echo_canceller3_config.h" 17 #include "api/audio/echo_control.h" 18 #include "rtc_base/system/rtc_export.h" 19 20 namespace webrtc { 21 22 class RTC_EXPORT EchoCanceller3Factory : public EchoControlFactory { 23 public: 24 // Factory producing EchoCanceller3 instances with the default configuration. 25 EchoCanceller3Factory(); 26 27 // Factory producing EchoCanceller3 instances with the specified 28 // configuration. 29 explicit EchoCanceller3Factory(const EchoCanceller3Config& config); 30 31 // Creates an EchoCanceller3 with a specified channel count and sampling rate. 32 std::unique_ptr<EchoControl> Create(int sample_rate_hz, 33 int num_render_channels, 34 int num_capture_channels) override; 35 36 private: 37 const EchoCanceller3Config config_; 38 }; 39 } // namespace webrtc 40 41 #endif // API_AUDIO_ECHO_CANCELLER3_FACTORY_H_ 42