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Side by Side Diff: webrtc/modules/audio_coding/codecs/isac/fix/source/pitch_estimator_c.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) 2014 The WebRTC project authors. All Rights Reserved. 2 * Copyright (c) 2014 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 12
13 #ifdef WEBRTC_HAS_NEON 13 #ifdef WEBRTC_HAS_NEON
14 #include <arm_neon.h> 14 #include <arm_neon.h>
15 #endif 15 #endif
16 16
17 #include "webrtc/common_audio/signal_processing/include/signal_processing_librar y.h" 17 #include "webrtc/common_audio/signal_processing/include/signal_processing_librar y.h"
18 #include "webrtc/system_wrappers/interface/compile_assert_c.h" 18 #include "webrtc/system_wrappers/include/compile_assert_c.h"
19 19
20 extern int32_t WebRtcIsacfix_Log2Q8(uint32_t x); 20 extern int32_t WebRtcIsacfix_Log2Q8(uint32_t x);
21 21
22 void WebRtcIsacfix_PCorr2Q32(const int16_t* in, int32_t* logcorQ8) { 22 void WebRtcIsacfix_PCorr2Q32(const int16_t* in, int32_t* logcorQ8) {
23 int16_t scaling,n,k; 23 int16_t scaling,n,k;
24 int32_t ysum32,csum32, lys, lcs; 24 int32_t ysum32,csum32, lys, lcs;
25 const int32_t oneQ8 = 1 << 8; // 1.00 in Q8 25 const int32_t oneQ8 = 1 << 8; // 1.00 in Q8
26 const int16_t* x; 26 const int16_t* x;
27 const int16_t* inptr; 27 const int16_t* inptr;
28 28
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105 if (lcs > (lys + oneQ8)) { // csum/sqrt(ysum) > 2 105 if (lcs > (lys + oneQ8)) { // csum/sqrt(ysum) > 2
106 *logcorQ8 = lcs - lys; // log2(csum/sqrt(ysum)) 106 *logcorQ8 = lcs - lys; // log2(csum/sqrt(ysum))
107 } else { 107 } else {
108 *logcorQ8 = oneQ8; // 1.00 108 *logcorQ8 = oneQ8; // 1.00
109 } 109 }
110 } else { 110 } else {
111 *logcorQ8 = 0; 111 *logcorQ8 = 0;
112 } 112 }
113 } 113 }
114 } 114 }
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