1 /*
2  *  Copyright (c) 2011 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 /******************************************************************
12 
13  iLBC Speech Coder ANSI-C Source Code
14 
15  WebRtcIlbcfix_Refiner.h
16 
17 ******************************************************************/
18 
19 #ifndef MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_REFINER_H_
20 #define MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_REFINER_H_
21 
22 #include "defines.h"
23 
24 /*----------------------------------------------------------------*
25  * find segment starting near idata+estSegPos that has highest
26  * correlation with idata+centerStartPos through
27  * idata+centerStartPos+ENH_BLOCKL-1 segment is found at a
28  * resolution of ENH_UPSO times the original of the original
29  * sampling rate
30  *---------------------------------------------------------------*/
31 
32 void WebRtcIlbcfix_Refiner(
33     size_t *updStartPos, /* (o) updated start point (Q-2) */
34     int16_t *idata,   /* (i) original data buffer */
35     size_t idatal,   /* (i) dimension of idata */
36     size_t centerStartPos, /* (i) beginning center segment */
37     size_t estSegPos,  /* (i) estimated beginning other segment (Q-2) */
38     int16_t *surround,  /* (i/o) The contribution from this sequence
39                                  summed with earlier contributions */
40     int16_t gain    /* (i) Gain to use for this sequence */
41                            );
42 
43 #endif
44