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1 /* | 1 /* |
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 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_SwapBytes.c | 15 WebRtcIlbcfix_SwapBytes.c |
16 | 16 |
17 ******************************************************************/ | 17 ******************************************************************/ |
18 | 18 |
19 #include "defines.h" | 19 #include "defines.h" |
20 | 20 |
21 /*----------------------------------------------------------------* | 21 /*----------------------------------------------------------------* |
22 * Swap bytes (to simplify operations on Little Endian machines) | 22 * Swap bytes (to simplify operations on Little Endian machines) |
23 *---------------------------------------------------------------*/ | 23 *---------------------------------------------------------------*/ |
24 | 24 |
25 void WebRtcIlbcfix_SwapBytes( | 25 void WebRtcIlbcfix_SwapBytes( |
26 const uint16_t* input, /* (i) the sequence to swap */ | 26 const uint16_t* input, /* (i) the sequence to swap */ |
27 int16_t wordLength, /* (i) number or uint16_t to swap */ | 27 size_t wordLength, /* (i) number or uint16_t to swap */ |
28 uint16_t* output /* (o) the swapped sequence */ | 28 uint16_t* output /* (o) the swapped sequence */ |
29 ) { | 29 ) { |
30 int k; | 30 size_t k; |
31 for (k = wordLength; k > 0; k--) { | 31 for (k = wordLength; k > 0; k--) { |
32 *output++ = (*input >> 8)|(*input << 8); | 32 *output++ = (*input >> 8)|(*input << 8); |
33 input++; | 33 input++; |
34 } | 34 } |
35 } | 35 } |
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