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Side by Side Diff: webrtc/modules/audio_coding/codecs/isac/fix/source/pitch_estimator_mips.c

Issue 1413333002: system_wrappers: rename interface -> include (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@master
Patch Set: Rebased again! Created 5 years, 1 month ago
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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
11 #include "webrtc/modules/audio_coding/codecs/isac/fix/source/pitch_estimator.h" 11 #include "webrtc/modules/audio_coding/codecs/isac/fix/source/pitch_estimator.h"
12 #include "webrtc/common_audio/signal_processing/include/signal_processing_librar y.h" 12 #include "webrtc/common_audio/signal_processing/include/signal_processing_librar y.h"
13 #include "webrtc/system_wrappers/interface/compile_assert_c.h" 13 #include "webrtc/system_wrappers/include/compile_assert_c.h"
14 14
15 extern int32_t WebRtcIsacfix_Log2Q8(uint32_t x); 15 extern int32_t WebRtcIsacfix_Log2Q8(uint32_t x);
16 16
17 void WebRtcIsacfix_PCorr2Q32(const int16_t* in, int32_t* logcorQ8) { 17 void WebRtcIsacfix_PCorr2Q32(const int16_t* in, int32_t* logcorQ8) {
18 int16_t scaling,n,k; 18 int16_t scaling,n,k;
19 int32_t ysum32,csum32, lys, lcs; 19 int32_t ysum32,csum32, lys, lcs;
20 const int32_t oneQ8 = 1 << 8; // 1.00 in Q8 20 const int32_t oneQ8 = 1 << 8; // 1.00 in Q8
21 const int16_t* x; 21 const int16_t* x;
22 const int16_t* inptr; 22 const int16_t* inptr;
23 23
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184 if (lcs > (lys + oneQ8)) { // csum/sqrt(ysum) > 2 184 if (lcs > (lys + oneQ8)) { // csum/sqrt(ysum) > 2
185 *logcorQ8 = lcs - lys; // log2(csum/sqrt(ysum)) 185 *logcorQ8 = lcs - lys; // log2(csum/sqrt(ysum))
186 } else { 186 } else {
187 *logcorQ8 = oneQ8; // 1.00 187 *logcorQ8 = oneQ8; // 1.00
188 } 188 }
189 } else { 189 } else {
190 *logcorQ8 = 0; 190 *logcorQ8 = 0;
191 } 191 }
192 } 192 }
193 } 193 }
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