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92ea95e34a
In https://webrtc-review.googlesource.com/c/src/+/1560 we moved WebRTC from src/webrtc to src/ (in order to preserve an healthy git history). This CL takes care of fixing header guards, #include paths, etc... NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iea91618212bee0af16aa3f05071eab8f93706578 Reviewed-on: https://webrtc-review.googlesource.com/1561 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19846}
42 lines
1.4 KiB
C++
42 lines
1.4 KiB
C++
/*
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* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "modules/audio_processing/aec3/aec3_fft.h"
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#include <algorithm>
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#include "rtc_base/checks.h"
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namespace webrtc {
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// TODO(peah): Change x to be std::array once the rest of the code allows this.
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void Aec3Fft::ZeroPaddedFft(rtc::ArrayView<const float> x, FftData* X) const {
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RTC_DCHECK(X);
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RTC_DCHECK_EQ(kFftLengthBy2, x.size());
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std::array<float, kFftLength> fft;
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std::fill(fft.begin(), fft.begin() + kFftLengthBy2, 0.f);
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std::copy(x.begin(), x.end(), fft.begin() + kFftLengthBy2);
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Fft(&fft, X);
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}
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void Aec3Fft::PaddedFft(rtc::ArrayView<const float> x,
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rtc::ArrayView<float> x_old,
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FftData* X) const {
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RTC_DCHECK(X);
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RTC_DCHECK_EQ(kFftLengthBy2, x.size());
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RTC_DCHECK_EQ(kFftLengthBy2, x_old.size());
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std::array<float, kFftLength> fft;
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std::copy(x_old.begin(), x_old.end(), fft.begin());
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std::copy(x.begin(), x.end(), fft.begin() + x_old.size());
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std::copy(x.begin(), x.end(), x_old.begin());
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Fft(&fft, X);
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}
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} // namespace webrtc
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