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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 |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN
Y | 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN
Y |
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N | 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N |
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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 "platform/audio/VectorMath.h" | 25 #include "platform/audio/VectorMath.h" |
26 | 26 |
27 #if ENABLE(WEB_AUDIO) | 27 #if ENABLE(WEB_AUDIO) |
28 #include "wtf/Assertions.h" | 28 #include "wtf/Assertions.h" |
29 #include "wtf/CPU.h" | 29 #include "wtf/CPU.h" |
| 30 #include "wtf/MathExtras.h" |
30 #include <stdint.h> | 31 #include <stdint.h> |
31 | 32 |
32 #if OS(MACOSX) | 33 #if OS(MACOSX) |
33 #include <Accelerate/Accelerate.h> | 34 #include <Accelerate/Accelerate.h> |
34 #endif | 35 #endif |
35 | 36 |
36 #if CPU(X86) || CPU(X86_64) | 37 #if CPU(X86) || CPU(X86_64) |
37 #include <emmintrin.h> | 38 #include <emmintrin.h> |
38 #endif | 39 #endif |
39 | 40 |
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666 while (destP < endP) { | 667 while (destP < endP) { |
667 float32x4_t source = vld1q_f32(sourceP); | 668 float32x4_t source = vld1q_f32(sourceP); |
668 vst1q_f32(destP, vmaxq_f32(vminq_f32(source, high), low)); | 669 vst1q_f32(destP, vmaxq_f32(vminq_f32(source, high), low)); |
669 sourceP += 4; | 670 sourceP += 4; |
670 destP += 4; | 671 destP += 4; |
671 } | 672 } |
672 n = tailFrames; | 673 n = tailFrames; |
673 } | 674 } |
674 #endif | 675 #endif |
675 while (n--) { | 676 while (n--) { |
676 *destP = std::max(std::min(*sourceP, highThreshold), lowThreshold); | 677 *destP = clampTo(*sourceP, lowThreshold, highThreshold); |
677 sourceP += sourceStride; | 678 sourceP += sourceStride; |
678 destP += destStride; | 679 destP += destStride; |
679 } | 680 } |
680 } | 681 } |
681 | 682 |
682 #endif // OS(MACOSX) | 683 #endif // OS(MACOSX) |
683 | 684 |
684 } // namespace VectorMath | 685 } // namespace VectorMath |
685 | 686 |
686 } // namespace blink | 687 } // namespace blink |
687 | 688 |
688 #endif // ENABLE(WEB_AUDIO) | 689 #endif // ENABLE(WEB_AUDIO) |
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