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/*
* 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_