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1 /* | 1 /* |
2 * Copyright 2013 The Android Open Source Project | 2 * Copyright 2013 The Android Open Source Project |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 | 8 |
9 #include "SkBitmap.h" | 9 #include "SkBitmap.h" |
10 #include "SkColorPriv.h" | 10 #include "SkColorPriv.h" |
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116 int leftOffset, int rightOffset, int width, int height) | 116 int leftOffset, int rightOffset, int width, int height) |
117 { | 117 { |
118 const int rightBorder = SkMin32(rightOffset + 1, width); | 118 const int rightBorder = SkMin32(rightOffset + 1, width); |
119 const int srcStrideX = srcDirection == kX ? 1 : srcStride; | 119 const int srcStrideX = srcDirection == kX ? 1 : srcStride; |
120 const int dstStrideX = dstDirection == kX ? 1 : height; | 120 const int dstStrideX = dstDirection == kX ? 1 : height; |
121 const int srcStrideY = srcDirection == kX ? srcStride : 1; | 121 const int srcStrideY = srcDirection == kX ? srcStride : 1; |
122 const int dstStrideY = dstDirection == kX ? width : 1; | 122 const int dstStrideY = dstDirection == kX ? width : 1; |
123 const uint32x4_t scale = vdupq_n_u32((1 << 24) / kernelSize); | 123 const uint32x4_t scale = vdupq_n_u32((1 << 24) / kernelSize); |
124 const uint32x4_t half = vdupq_n_u32(1 << 23); | 124 const uint32x4_t half = vdupq_n_u32(1 << 23); |
125 | 125 |
126 if (kernelSize < 128) | 126 if (1 < kernelSize && kernelSize < 128) |
127 { | 127 { |
128 SkDoubleRowBoxBlur_NEON<srcDirection, dstDirection>(&src, srcStride, &ds
t, kernelSize, | 128 SkDoubleRowBoxBlur_NEON<srcDirection, dstDirection>(&src, srcStride, &ds
t, kernelSize, |
129 leftOffset, rightOffset, width, &height); | 129 leftOffset, rightOffset, width, &height); |
130 } | 130 } |
131 | 131 |
132 for (; height > 0; height--) { | 132 for (; height > 0; height--) { |
133 uint32x4_t sum = vdupq_n_u32(0); | 133 uint32x4_t sum = vdupq_n_u32(0); |
134 const SkPMColor* p = src; | 134 const SkPMColor* p = src; |
135 for (int i = 0; i < rightBorder; ++i) { | 135 for (int i = 0; i < rightBorder; ++i) { |
136 sum = vaddw_u16(sum, expand(*p)); | 136 sum = vaddw_u16(sum, expand(*p)); |
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179 bool SkBoxBlurGetPlatformProcs_NEON(SkBoxBlurProc* boxBlurX, | 179 bool SkBoxBlurGetPlatformProcs_NEON(SkBoxBlurProc* boxBlurX, |
180 SkBoxBlurProc* boxBlurY, | 180 SkBoxBlurProc* boxBlurY, |
181 SkBoxBlurProc* boxBlurXY, | 181 SkBoxBlurProc* boxBlurXY, |
182 SkBoxBlurProc* boxBlurYX) { | 182 SkBoxBlurProc* boxBlurYX) { |
183 *boxBlurX = SkBoxBlur_NEON<kX, kX>; | 183 *boxBlurX = SkBoxBlur_NEON<kX, kX>; |
184 *boxBlurY = SkBoxBlur_NEON<kY, kY>; | 184 *boxBlurY = SkBoxBlur_NEON<kY, kY>; |
185 *boxBlurXY = SkBoxBlur_NEON<kX, kY>; | 185 *boxBlurXY = SkBoxBlur_NEON<kX, kY>; |
186 *boxBlurYX = SkBoxBlur_NEON<kY, kX>; | 186 *boxBlurYX = SkBoxBlur_NEON<kY, kX>; |
187 return true; | 187 return true; |
188 } | 188 } |
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