spectrum_buffer.cc (1014B)
1 /* 2 * Copyright (c) 2017 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/aec3/spectrum_buffer.h" 12 13 #include <algorithm> 14 #include <array> 15 #include <cstddef> 16 #include <vector> 17 18 #include "modules/audio_processing/aec3/aec3_common.h" 19 20 namespace webrtc { 21 22 SpectrumBuffer::SpectrumBuffer(size_t size, size_t num_channels) 23 : size(static_cast<int>(size)), 24 buffer(size, 25 std::vector<std::array<float, kFftLengthBy2Plus1>>(num_channels)) { 26 for (auto& channel : buffer) { 27 for (auto& c : channel) { 28 std::fill(c.begin(), c.end(), 0.f); 29 } 30 } 31 } 32 33 SpectrumBuffer::~SpectrumBuffer() = default; 34 35 } // namespace webrtc