blob: ac885c435d3192f502f98cdd9bb468d0542cf9b2 [file] [log] [blame]
* 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.
iLBC Speech Coder ANSI-C Source Code
#include "defines.h"
* cross correlation which finds the optimal lag for the
* crossCorr*crossCorr/(energy) criteria
int WebRtcIlbcfix_XcorrCoef(
WebRtc_Word16 *target, /* (i) first array */
WebRtc_Word16 *regressor, /* (i) second array */
WebRtc_Word16 subl, /* (i) dimension arrays */
WebRtc_Word16 searchLen, /* (i) the search lenght */
WebRtc_Word16 offset, /* (i) samples offset between arrays */
WebRtc_Word16 step /* (i) +1 or -1 */