blob: 3be5a296b5397a67600ea9fae86cf2bf1826aaa7 [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 <stddef.h>
#include <stdint.h>
* cross correlation which finds the optimal lag for the
* crossCorr*crossCorr/(energy) criteria
size_t WebRtcIlbcfix_XcorrCoef(
int16_t* target, /* (i) first array */
int16_t* regressor, /* (i) second array */
size_t subl, /* (i) dimension arrays */
size_t searchLen, /* (i) the search lenght */
size_t offset, /* (i) samples offset between arrays */
int16_t step /* (i) +1 or -1 */