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}
48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
/*
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* Copyright (c) 2013 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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#ifndef MODULES_AUDIO_PROCESSING_TRANSIENT_WPD_NODE_H_
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#define MODULES_AUDIO_PROCESSING_TRANSIENT_WPD_NODE_H_
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#include <memory>
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#include "typedefs.h"
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namespace webrtc {
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class FIRFilter;
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// A single node of a Wavelet Packet Decomposition (WPD) tree.
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class WPDNode {
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public:
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// Creates a WPDNode. The data vector will contain zeros. The filter will have
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// the coefficients provided.
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WPDNode(size_t length, const float* coefficients, size_t coefficients_length);
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~WPDNode();
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// Updates the node data. |parent_data| / 2 must be equals to |length_|.
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// Returns 0 if correct, and -1 otherwise.
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int Update(const float* parent_data, size_t parent_data_length);
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const float* data() const { return data_.get(); }
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// Returns 0 if correct, and -1 otherwise.
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int set_data(const float* new_data, size_t length);
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size_t length() const { return length_; }
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private:
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std::unique_ptr<float[]> data_;
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size_t length_;
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std::unique_ptr<FIRFilter> filter_;
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};
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} // namespace webrtc
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#endif // MODULES_AUDIO_PROCESSING_TRANSIENT_WPD_NODE_H_
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