1 /* 2 * Copyright (c) 2019 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 "modules/audio_processing/level_estimator.h" 12 13 #include "api/array_view.h" 14 15 namespace webrtc { 16 LevelEstimator()17LevelEstimator::LevelEstimator() { 18 rms_.Reset(); 19 } 20 21 LevelEstimator::~LevelEstimator() = default; 22 ProcessStream(const AudioBuffer & audio)23void LevelEstimator::ProcessStream(const AudioBuffer& audio) { 24 for (size_t i = 0; i < audio.num_channels(); i++) { 25 rms_.Analyze(rtc::ArrayView<const float>(audio.channels_const()[i], 26 audio.num_frames())); 27 } 28 } 29 } // namespace webrtc 30