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Side by Side Diff: webrtc/modules/audio_processing/ns/nsx_core_c.c

Issue 1227213002: Update audio code to use size_t more correctly, webrtc/modules/audio_processing/ (Closed) Base URL: https://chromium.googlesource.com/external/webrtc@master
Patch Set: Resync Created 5 years, 4 months ago
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1 /* 1 /*
2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved. 2 * Copyright (c) 2013 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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26 void WebRtcNsx_SpeechNoiseProb(NoiseSuppressionFixedC* inst, 26 void WebRtcNsx_SpeechNoiseProb(NoiseSuppressionFixedC* inst,
27 uint16_t* nonSpeechProbFinal, 27 uint16_t* nonSpeechProbFinal,
28 uint32_t* priorLocSnr, 28 uint32_t* priorLocSnr,
29 uint32_t* postLocSnr) { 29 uint32_t* postLocSnr) {
30 uint32_t zeros, num, den, tmpU32no1, tmpU32no2, tmpU32no3; 30 uint32_t zeros, num, den, tmpU32no1, tmpU32no2, tmpU32no3;
31 int32_t invLrtFX, indPriorFX, tmp32, tmp32no1, tmp32no2, besselTmpFX32; 31 int32_t invLrtFX, indPriorFX, tmp32, tmp32no1, tmp32no2, besselTmpFX32;
32 int32_t frac32, logTmp; 32 int32_t frac32, logTmp;
33 int32_t logLrtTimeAvgKsumFX; 33 int32_t logLrtTimeAvgKsumFX;
34 int16_t indPriorFX16; 34 int16_t indPriorFX16;
35 int16_t tmp16, tmp16no1, tmp16no2, tmpIndFX, tableIndex, frac, intPart; 35 int16_t tmp16, tmp16no1, tmp16no2, tmpIndFX, tableIndex, frac, intPart;
36 int i, normTmp, normTmp2, nShifts; 36 size_t i;
37 int normTmp, normTmp2, nShifts;
37 38
38 // compute feature based on average LR factor 39 // compute feature based on average LR factor
39 // this is the average over all frequencies of the smooth log LRT 40 // this is the average over all frequencies of the smooth log LRT
40 logLrtTimeAvgKsumFX = 0; 41 logLrtTimeAvgKsumFX = 0;
41 for (i = 0; i < inst->magnLen; i++) { 42 for (i = 0; i < inst->magnLen; i++) {
42 besselTmpFX32 = (int32_t)postLocSnr[i]; // Q11 43 besselTmpFX32 = (int32_t)postLocSnr[i]; // Q11
43 normTmp = WebRtcSpl_NormU32(postLocSnr[i]); 44 normTmp = WebRtcSpl_NormU32(postLocSnr[i]);
44 num = postLocSnr[i] << normTmp; // Q(11+normTmp) 45 num = postLocSnr[i] << normTmp; // Q(11+normTmp)
45 if (normTmp > 10) { 46 if (normTmp > 10) {
46 den = priorLocSnr[i] << (normTmp - 11); // Q(normTmp) 47 den = priorLocSnr[i] << (normTmp - 11); // Q(normTmp)
(...skipping 204 matching lines...) Expand 10 before | Expand all | Expand 10 after
251 tmp32no1 = (int32_t)inst->priorNonSpeechProb << 8; // Q22 252 tmp32no1 = (int32_t)inst->priorNonSpeechProb << 8; // Q22
252 253
253 nonSpeechProbFinal[i] = tmp32no1 / 254 nonSpeechProbFinal[i] = tmp32no1 /
254 (inst->priorNonSpeechProb + invLrtFX); // Q8 255 (inst->priorNonSpeechProb + invLrtFX); // Q8
255 } 256 }
256 } 257 }
257 } 258 }
258 } 259 }
259 } 260 }
260 261
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