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 #include <memory> 12 13 #include "api/make_ref_counted.h" 14 #include "modules/audio_processing/audio_processing_impl.h" 15 #include "modules/audio_processing/include/audio_processing.h" 16 17 namespace webrtc { 18 19 AudioProcessingBuilder::AudioProcessingBuilder() = default; 20 AudioProcessingBuilder::~AudioProcessingBuilder() = default; 21 Create()22rtc::scoped_refptr<AudioProcessing> AudioProcessingBuilder::Create() { 23 #ifdef WEBRTC_EXCLUDE_AUDIO_PROCESSING_MODULE 24 // Return a null pointer when the APM is excluded from the build. 25 return nullptr; 26 #else // WEBRTC_EXCLUDE_AUDIO_PROCESSING_MODULE 27 return rtc::make_ref_counted<AudioProcessingImpl>( 28 config_, std::move(capture_post_processing_), 29 std::move(render_pre_processing_), std::move(echo_control_factory_), 30 std::move(echo_detector_), std::move(capture_analyzer_)); 31 #endif 32 } 33 34 } // namespace webrtc 35