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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 Google Inc. |
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 #include "SubsetTranslateBench.h" | 8 #include "SubsetTranslateBench.h" |
9 #include "SubsetBenchPriv.h" | 9 #include "SubsetBenchPriv.h" |
10 #include "SkData.h" | 10 #include "SkData.h" |
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57 // When the color type is kIndex8, we will need to store the color table. I
f it is | 57 // When the color type is kIndex8, we will need to store the color table. I
f it is |
58 // used, it will be initialized by the codec. | 58 // used, it will be initialized by the codec. |
59 int colorCount; | 59 int colorCount; |
60 SkPMColor colors[256]; | 60 SkPMColor colors[256]; |
61 if (fUseCodec) { | 61 if (fUseCodec) { |
62 for (int count = 0; count < n; count++) { | 62 for (int count = 0; count < n; count++) { |
63 SkAutoTDelete<SkScanlineDecoder> scanlineDecoder( | 63 SkAutoTDelete<SkScanlineDecoder> scanlineDecoder( |
64 SkScanlineDecoder::NewFromStream(fStream->duplicate())); | 64 SkScanlineDecoder::NewFromStream(fStream->duplicate())); |
65 const SkImageInfo info = scanlineDecoder->getInfo().makeColorType(fC
olorType); | 65 const SkImageInfo info = scanlineDecoder->getInfo().makeColorType(fC
olorType); |
66 SkAutoTDeleteArray<uint8_t> row(new uint8_t[info.minRowBytes()]); | 66 SkAutoTDeleteArray<uint8_t> row(new uint8_t[info.minRowBytes()]); |
67 scanlineDecoder->start(info, NULL, colors, &colorCount); | 67 scanlineDecoder->start(info, nullptr, colors, &colorCount); |
68 | 68 |
69 SkBitmap bitmap; | 69 SkBitmap bitmap; |
70 // Note that we use the same bitmap for all of the subsets. | 70 // Note that we use the same bitmap for all of the subsets. |
71 // It might be larger than necessary for the end subsets. | 71 // It might be larger than necessary for the end subsets. |
72 SkImageInfo subsetInfo = info.makeWH(fSubsetWidth, fSubsetHeight); | 72 SkImageInfo subsetInfo = info.makeWH(fSubsetWidth, fSubsetHeight); |
73 alloc_pixels(&bitmap, subsetInfo, colors, colorCount); | 73 alloc_pixels(&bitmap, subsetInfo, colors, colorCount); |
74 | 74 |
75 for (int x = 0; x < info.width(); x += fSubsetWidth) { | 75 for (int x = 0; x < info.width(); x += fSubsetWidth) { |
76 for (int y = 0; y < info.height(); y += fSubsetHeight) { | 76 for (int y = 0; y < info.height(); y += fSubsetHeight) { |
77 scanlineDecoder->skipScanlines(y); | 77 scanlineDecoder->skipScanlines(y); |
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101 decoder->buildTileIndex(fStream->duplicate(), &width, &height); | 101 decoder->buildTileIndex(fStream->duplicate(), &width, &height); |
102 SkBitmap bitmap; | 102 SkBitmap bitmap; |
103 // Note that we use the same bitmap for all of the subsets. | 103 // Note that we use the same bitmap for all of the subsets. |
104 // It might be larger than necessary for the end subsets. | 104 // It might be larger than necessary for the end subsets. |
105 // If we do not include this step, decodeSubset() would allocate spa
ce | 105 // If we do not include this step, decodeSubset() would allocate spa
ce |
106 // for the pixels automatically, but this would not allow us to reus
e the | 106 // for the pixels automatically, but this would not allow us to reus
e the |
107 // same bitmap as the other subsets. We want to reuse the same bitm
ap | 107 // same bitmap as the other subsets. We want to reuse the same bitm
ap |
108 // because it gives a more fair comparison with SkCodec and is a com
mon | 108 // because it gives a more fair comparison with SkCodec and is a com
mon |
109 // use case of BitmapRegionDecoder. | 109 // use case of BitmapRegionDecoder. |
110 bitmap.allocPixels(SkImageInfo::Make(fSubsetWidth, fSubsetHeight, | 110 bitmap.allocPixels(SkImageInfo::Make(fSubsetWidth, fSubsetHeight, |
111 fColorType, kOpaque_SkAlphaType), NULL, colorTable); | 111 fColorType, kOpaque_SkAlphaType), nullptr, colorTable); |
112 | 112 |
113 for (int x = 0; x < width; x += fSubsetWidth) { | 113 for (int x = 0; x < width; x += fSubsetWidth) { |
114 for (int y = 0; y < height; y += fSubsetHeight) { | 114 for (int y = 0; y < height; y += fSubsetHeight) { |
115 const uint32_t currSubsetWidth = x + (int) fSubsetWidth > wi
dth ? | 115 const uint32_t currSubsetWidth = x + (int) fSubsetWidth > wi
dth ? |
116 width - x : fSubsetWidth; | 116 width - x : fSubsetWidth; |
117 const uint32_t currSubsetHeight = y + (int) fSubsetHeight >
height ? | 117 const uint32_t currSubsetHeight = y + (int) fSubsetHeight >
height ? |
118 height - y : fSubsetHeight; | 118 height - y : fSubsetHeight; |
119 SkIRect rect = SkIRect::MakeXYWH(x, y, currSubsetWidth, | 119 SkIRect rect = SkIRect::MakeXYWH(x, y, currSubsetWidth, |
120 currSubsetHeight); | 120 currSubsetHeight); |
121 decoder->decodeSubset(&bitmap, rect, fColorType); | 121 decoder->decodeSubset(&bitmap, rect, fColorType); |
122 } | 122 } |
123 } | 123 } |
124 } | 124 } |
125 } | 125 } |
126 } | 126 } |
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