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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 "SkBmpCodec.h" | 8 #include "SkBmpCodec.h" |
9 #include "SkColorTable.h" | 9 #include "SkColorTable.h" |
10 #include "SkImageInfo.h" | 10 #include "SkImageInfo.h" |
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89 | 89 |
90 SkSampler* getSampler(bool createIfNecessary) override; | 90 SkSampler* getSampler(bool createIfNecessary) override; |
91 | 91 |
92 SkAutoTUnref<SkColorTable> fColorTable; // owned | 92 SkAutoTUnref<SkColorTable> fColorTable; // owned |
93 // fNumColors is the number specified in the header, or 0 if not present in
the header. | 93 // fNumColors is the number specified in the header, or 0 if not present in
the header. |
94 const uint32_t fNumColors; | 94 const uint32_t fNumColors; |
95 const uint32_t fBytesPerColor; | 95 const uint32_t fBytesPerColor; |
96 const uint32_t fOffset; | 96 const uint32_t fOffset; |
97 SkAutoTDeleteArray<uint8_t> fStreamBuffer; | 97 SkAutoTDeleteArray<uint8_t> fStreamBuffer; |
98 size_t fRLEBytes; | 98 size_t fRLEBytes; |
| 99 const size_t fOrigRLEBytes; |
99 uint32_t fCurrRLEByte; | 100 uint32_t fCurrRLEByte; |
100 int fSampleX; | 101 int fSampleX; |
101 SkAutoTDelete<SkSampler> fSampler; | 102 SkAutoTDelete<SkSampler> fSampler; |
102 | 103 |
| 104 // Scanline decodes allow the client to ask for a single scanline at a time. |
| 105 // This can be tricky when the RLE encoding instructs the decoder to jump do
wn |
| 106 // multiple lines. This field keeps track of lines that need to be skipped |
| 107 // on subsequent calls to decodeRows(). |
| 108 int fLinesToSkip; |
| 109 |
103 typedef SkBmpCodec INHERITED; | 110 typedef SkBmpCodec INHERITED; |
104 }; | 111 }; |
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