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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 |
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35 int16_t *lsf, /* (i) the unquantized lsf coefficients Q13 */ | 35 int16_t *lsf, /* (i) the unquantized lsf coefficients Q13 */ |
36 int16_t *lsfdeq, /* (i) the dequantized lsf coefficients Q13 */ | 36 int16_t *lsfdeq, /* (i) the dequantized lsf coefficients Q13 */ |
37 int16_t *lsfold, /* (i) the unquantized lsf coefficients of | 37 int16_t *lsfold, /* (i) the unquantized lsf coefficients of |
38 the previous signal frame Q13 */ | 38 the previous signal frame Q13 */ |
39 int16_t *lsfdeqold, /* (i) the dequantized lsf coefficients of the | 39 int16_t *lsfdeqold, /* (i) the dequantized lsf coefficients of the |
40 previous signal frame Q13 */ | 40 previous signal frame Q13 */ |
41 int16_t length, /* (i) should equate FILTERORDER */ | 41 int16_t length, /* (i) should equate FILTERORDER */ |
42 IlbcEncoder *iLBCenc_inst | 42 IlbcEncoder *iLBCenc_inst |
43 /* (i/o) the encoder state structure */ | 43 /* (i/o) the encoder state structure */ |
44 ) { | 44 ) { |
45 int i, pos, lp_length; | 45 size_t i; |
| 46 int pos, lp_length; |
46 | 47 |
47 int16_t *lsf2, *lsfdeq2; | 48 int16_t *lsf2, *lsfdeq2; |
48 /* Stack based */ | 49 /* Stack based */ |
49 int16_t lp[LPC_FILTERORDER + 1]; | 50 int16_t lp[LPC_FILTERORDER + 1]; |
50 | 51 |
51 lsf2 = lsf + length; | 52 lsf2 = lsf + length; |
52 lsfdeq2 = lsfdeq + length; | 53 lsfdeq2 = lsfdeq + length; |
53 lp_length = length + 1; | 54 lp_length = length + 1; |
54 | 55 |
55 if (iLBCenc_inst->mode==30) { | 56 if (iLBCenc_inst->mode==30) { |
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121 | 122 |
122 /* update memory */ | 123 /* update memory */ |
123 | 124 |
124 WEBRTC_SPL_MEMCPY_W16(lsfold, lsf, length); | 125 WEBRTC_SPL_MEMCPY_W16(lsfold, lsf, length); |
125 WEBRTC_SPL_MEMCPY_W16(lsfdeqold, lsfdeq, length); | 126 WEBRTC_SPL_MEMCPY_W16(lsfdeqold, lsfdeq, length); |
126 | 127 |
127 } | 128 } |
128 | 129 |
129 return; | 130 return; |
130 } | 131 } |
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