Line data    Source code

       1             : /*
       2             :  *  Copyright (c) 2014 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             : #ifndef WEBRTC_COMMON_AUDIO_FIR_FILTER_SSE_H_
      12             : #define WEBRTC_COMMON_AUDIO_FIR_FILTER_SSE_H_
      13             : 
      14             : #include <memory>
      15             : 
      16             : #include "webrtc/common_audio/fir_filter.h"
      17             : #include "webrtc/system_wrappers/include/aligned_malloc.h"
      18             : 
      19             : namespace webrtc {
      20             : 
      21           0 : class FIRFilterSSE2 : public FIRFilter {
      22             :  public:
      23             :   FIRFilterSSE2(const float* coefficients,
      24             :                 size_t coefficients_length,
      25             :                 size_t max_input_length);
      26             : 
      27             :   void Filter(const float* in, size_t length, float* out) override;
      28             : 
      29             :  private:
      30             :   size_t coefficients_length_;
      31             :   size_t state_length_;
      32             :   std::unique_ptr<float[], AlignedFreeDeleter> coefficients_;
      33             :   std::unique_ptr<float[], AlignedFreeDeleter> state_;
      34             : };
      35             : 
      36             : }  // namespace webrtc
      37             : 
      38             : #endif  // WEBRTC_COMMON_AUDIO_FIR_FILTER_SSE_H_