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Side by Side Diff: third_party/WebKit/Source/platform/audio/VectorMath.cpp

Issue 1530723004: Use clampTo instead of chaining std::max(std::min(...)) (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Handling that minimumThumbLength > trackLen. Created 5 years ago
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1 /* 1 /*
2 * Copyright (C) 2010, Google Inc. All rights reserved. 2 * Copyright (C) 2010, Google Inc. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions 5 * modification, are permitted provided that the following conditions
6 * are met: 6 * are met:
7 * 1. Redistributions of source code must retain the above copyright 7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer. 8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright 9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the 10 * notice, this list of conditions and the following disclaimer in the
(...skipping 11 matching lines...) Expand all
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */ 23 */
24 24
25 #include "config.h" 25 #include "config.h"
26 26
27 #if ENABLE(WEB_AUDIO) 27 #if ENABLE(WEB_AUDIO)
28 28
29 #include "platform/audio/VectorMath.h" 29 #include "platform/audio/VectorMath.h"
30 #include "wtf/Assertions.h" 30 #include "wtf/Assertions.h"
31 #include "wtf/CPU.h" 31 #include "wtf/CPU.h"
32 #include "wtf/MathExtras.h"
32 #include <stdint.h> 33 #include <stdint.h>
33 34
34 #if OS(MACOSX) 35 #if OS(MACOSX)
35 #include <Accelerate/Accelerate.h> 36 #include <Accelerate/Accelerate.h>
36 #endif 37 #endif
37 38
38 #if CPU(X86) || CPU(X86_64) 39 #if CPU(X86) || CPU(X86_64)
39 #include <emmintrin.h> 40 #include <emmintrin.h>
40 #endif 41 #endif
41 42
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668 while (destP < endP) { 669 while (destP < endP) {
669 float32x4_t source = vld1q_f32(sourceP); 670 float32x4_t source = vld1q_f32(sourceP);
670 vst1q_f32(destP, vmaxq_f32(vminq_f32(source, high), low)); 671 vst1q_f32(destP, vmaxq_f32(vminq_f32(source, high), low));
671 sourceP += 4; 672 sourceP += 4;
672 destP += 4; 673 destP += 4;
673 } 674 }
674 n = tailFrames; 675 n = tailFrames;
675 } 676 }
676 #endif 677 #endif
677 while (n--) { 678 while (n--) {
678 *destP = std::max(std::min(*sourceP, highThreshold), lowThreshold); 679 *destP = clampTo(*sourceP, lowThreshold, highThreshold);
679 sourceP += sourceStride; 680 sourceP += sourceStride;
680 destP += destStride; 681 destP += destStride;
681 } 682 }
682 } 683 }
683 684
684 #endif // OS(MACOSX) 685 #endif // OS(MACOSX)
685 686
686 } // namespace VectorMath 687 } // namespace VectorMath
687 688
688 } // namespace blink 689 } // namespace blink
689 690
690 #endif // ENABLE(WEB_AUDIO) 691 #endif // ENABLE(WEB_AUDIO)
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