Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(17)

Side by Side Diff: webrtc/modules/audio_coding/codecs/ilbc/my_corr.c

Issue 1172163004: Reformat existing code. There should be no functional effects. (Closed) Base URL: https://chromium.googlesource.com/external/webrtc@master
Patch Set: Resync Created 5 years, 6 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
1 /* 1 /*
2 * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. 2 * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license 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 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 6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may 7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree. 8 * be found in the AUTHORS file in the root of the source tree.
9 */ 9 */
10 10
11 /****************************************************************** 11 /******************************************************************
12 12
13 iLBC Speech Coder ANSI-C Source Code 13 iLBC Speech Coder ANSI-C Source Code
14 14
15 WebRtcIlbcfix_MyCorr.c 15 WebRtcIlbcfix_MyCorr.c
16 16
17 ******************************************************************/ 17 ******************************************************************/
18 18
19 #include "defines.h" 19 #include "defines.h"
20 20
21 /*----------------------------------------------------------------* 21 /*----------------------------------------------------------------*
22 * compute cross correlation between sequences 22 * compute cross correlation between sequences
23 *---------------------------------------------------------------*/ 23 *---------------------------------------------------------------*/
24 24
25 void WebRtcIlbcfix_MyCorr( 25 void WebRtcIlbcfix_MyCorr(
26 int32_t *corr, /* (o) correlation of seq1 and seq2 */ 26 int32_t* corr, /* (o) correlation of seq1 and seq2 */
27 int16_t *seq1, /* (i) first sequence */ 27 const int16_t* seq1, /* (i) first sequence */
28 int16_t dim1, /* (i) dimension first seq1 */ 28 int16_t dim1, /* (i) dimension first seq1 */
29 const int16_t *seq2, /* (i) second sequence */ 29 const int16_t* seq2, /* (i) second sequence */
30 int16_t dim2 /* (i) dimension seq2 */ 30 int16_t dim2 /* (i) dimension seq2 */
31 ){ 31 ){
32 int16_t max, scale, loops; 32 int16_t max, scale, loops;
33 33
34 /* Calculate correlation between the two sequences. Scale the 34 /* Calculate correlation between the two sequences. Scale the
35 result of the multiplcication to maximum 26 bits in order 35 result of the multiplcication to maximum 26 bits in order
36 to avoid overflow */ 36 to avoid overflow */
37 max=WebRtcSpl_MaxAbsValueW16(seq1, dim1); 37 max=WebRtcSpl_MaxAbsValueW16(seq1, dim1);
38 scale=WebRtcSpl_GetSizeInBits(max); 38 scale=WebRtcSpl_GetSizeInBits(max);
39 39
40 scale = (int16_t)(2 * scale - 26); 40 scale = (int16_t)(2 * scale - 26);
41 if (scale<0) { 41 if (scale<0) {
42 scale=0; 42 scale=0;
43 } 43 }
44 44
45 loops=dim1-dim2+1; 45 loops=dim1-dim2+1;
46 46
47 /* Calculate the cross correlations */ 47 /* Calculate the cross correlations */
48 WebRtcSpl_CrossCorrelation(corr, seq2, seq1, dim2, loops, scale, 1); 48 WebRtcSpl_CrossCorrelation(corr, seq2, seq1, dim2, loops, scale, 1);
49 49
50 return; 50 return;
51 } 51 }
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698