40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
|
/*
|
||
|
* Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
|
||
|
*
|
||
|
* Use of this source code is governed by a BSD-style license
|
||
|
* that can be found in the LICENSE file in the root of the source
|
||
|
* tree. An additional intellectual property rights grant can be found
|
||
|
* in the file PATENTS. All contributing project authors may
|
||
|
* be found in the AUTHORS file in the root of the source tree.
|
||
|
*/
|
||
|
|
||
|
#ifndef COMMON_AUDIO_FIR_FILTER_NEON_H_
|
||
|
#define COMMON_AUDIO_FIR_FILTER_NEON_H_
|
||
|
|
||
|
#include <memory>
|
||
|
|
||
|
#include "common_audio/fir_filter.h"
|
||
|
#include "rtc_base/memory/aligned_malloc.h"
|
||
|
|
||
|
namespace webrtc {
|
||
|
|
||
|
class FIRFilterNEON : public FIRFilter {
|
||
|
public:
|
||
|
FIRFilterNEON(const float* coefficients,
|
||
|
size_t coefficients_length,
|
||
|
size_t max_input_length);
|
||
|
~FIRFilterNEON() override;
|
||
|
|
||
|
void Filter(const float* in, size_t length, float* out) override;
|
||
|
|
||
|
private:
|
||
|
size_t coefficients_length_;
|
||
|
size_t state_length_;
|
||
|
std::unique_ptr<float[], AlignedFreeDeleter> coefficients_;
|
||
|
std::unique_ptr<float[], AlignedFreeDeleter> state_;
|
||
|
};
|
||
|
|
||
|
} // namespace webrtc
|
||
|
|
||
|
#endif // COMMON_AUDIO_FIR_FILTER_NEON_H_
|