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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 "SkBmpMaskCodec.h" | 8 #include "SkBmpMaskCodec.h" |
9 #include "SkCodecPriv.h" | 9 #include "SkCodecPriv.h" |
10 #include "SkColorPriv.h" | 10 #include "SkColorPriv.h" |
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51 SkCodecPrintf("Error: cannot initialize swizzler.\n"); | 51 SkCodecPrintf("Error: cannot initialize swizzler.\n"); |
52 return kInvalidConversion; | 52 return kInvalidConversion; |
53 } | 53 } |
54 | 54 |
55 return this->decode(dstInfo, dst, dstRowBytes, opts); | 55 return this->decode(dstInfo, dst, dstRowBytes, opts); |
56 } | 56 } |
57 | 57 |
58 bool SkBmpMaskCodec::initializeSwizzler(const SkImageInfo& dstInfo) { | 58 bool SkBmpMaskCodec::initializeSwizzler(const SkImageInfo& dstInfo) { |
59 // Allocate space for a row buffer | 59 // Allocate space for a row buffer |
60 const size_t rowBytes = SkAlign4(compute_row_bytes(dstInfo.width(), this->bi
tsPerPixel())); | 60 const size_t rowBytes = SkAlign4(compute_row_bytes(dstInfo.width(), this->bi
tsPerPixel())); |
61 fSrcBuffer.reset(SkNEW_ARRAY(uint8_t, rowBytes)); | 61 fSrcBuffer.reset(new uint8_t[rowBytes]); |
62 | 62 |
63 // Create the swizzler | 63 // Create the swizzler |
64 fMaskSwizzler.reset(SkMaskSwizzler::CreateMaskSwizzler( | 64 fMaskSwizzler.reset(SkMaskSwizzler::CreateMaskSwizzler( |
65 dstInfo, fMasks, this->bitsPerPixel())); | 65 dstInfo, fMasks, this->bitsPerPixel())); |
66 | 66 |
67 if (NULL == fMaskSwizzler.get()) { | 67 if (NULL == fMaskSwizzler.get()) { |
68 return false; | 68 return false; |
69 } | 69 } |
70 | 70 |
71 return true; | 71 return true; |
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101 | 101 |
102 // Decode the row in destination format | 102 // Decode the row in destination format |
103 int row = SkBmpCodec::kBottomUp_RowOrder == this->rowOrder() ? height -
1 - y : y; | 103 int row = SkBmpCodec::kBottomUp_RowOrder == this->rowOrder() ? height -
1 - y : y; |
104 void* dstRow = SkTAddOffset<void>(dst, row * dstRowBytes); | 104 void* dstRow = SkTAddOffset<void>(dst, row * dstRowBytes); |
105 fMaskSwizzler->swizzle(dstRow, srcRow); | 105 fMaskSwizzler->swizzle(dstRow, srcRow); |
106 } | 106 } |
107 | 107 |
108 // Finished decoding the entire image | 108 // Finished decoding the entire image |
109 return kSuccess; | 109 return kSuccess; |
110 } | 110 } |
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