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

/*
 *  Copyright (c) 2012 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.
 */

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

#include "rtc_base/checks.h"
#include "rtc_base/sanitizer.h"

// TODO(Bjornv): Change the function parameter order to WebRTC code style.
// C version of WebRtcSpl_DownsampleFast() for generic platforms.
int WebRtcSpl_DownsampleFastC(const int16_t* data_in,
                              size_t data_in_length,
                              int16_t* data_out,
                              size_t data_out_length,
                              const int16_t* __restrict coefficients,
                              size_t coefficients_length,
                              int factor,
                              size_t delay) { … }