chromium/third_party/webrtc/common_audio/signal_processing/filter_ar.c

/*
 *  Copyright (c) 2011 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.
 */


/*
 * This file contains the function WebRtcSpl_FilterAR().
 * The description header can be found in signal_processing_library.h
 *
 */

#include "common_audio/signal_processing/include/signal_processing_library.h"

#include "rtc_base/checks.h"

size_t WebRtcSpl_FilterAR(const int16_t* a,
                          size_t a_length,
                          const int16_t* x,
                          size_t x_length,
                          int16_t* state,
                          size_t state_length,
                          int16_t* state_low,
                          size_t state_low_length,
                          int16_t* filtered,
                          int16_t* filtered_low,
                          size_t filtered_low_length)
{ … }