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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 "SkBmpRLECodec.h" | 8 #include "SkBmpRLECodec.h" |
9 #include "SkCodecPriv.h" | 9 #include "SkCodecPriv.h" |
10 #include "SkColorPriv.h" | 10 #include "SkColorPriv.h" |
11 #include "SkScaledCodec.h" | 11 #include "SkScaledCodec.h" |
12 #include "SkScanlineDecoder.h" | |
13 #include "SkStream.h" | 12 #include "SkStream.h" |
14 | 13 |
15 /* | 14 /* |
16 * Creates an instance of the decoder | 15 * Creates an instance of the decoder |
17 * Called only by NewFromStream | 16 * Called only by NewFromStream |
18 */ | 17 */ |
19 SkBmpRLECodec::SkBmpRLECodec(const SkImageInfo& info, SkStream* stream, | 18 SkBmpRLECodec::SkBmpRLECodec(const SkImageInfo& info, SkStream* stream, |
20 uint16_t bitsPerPixel, uint32_t numColors, | 19 uint16_t bitsPerPixel, uint32_t numColors, |
21 uint32_t bytesPerColor, uint32_t offset, | 20 uint32_t bytesPerColor, uint32_t offset, |
22 SkScanlineDecoder::SkScanlineOrder rowOrder, | 21 SkCodec::SkScanlineOrder rowOrder, |
23 size_t RLEBytes) | 22 size_t RLEBytes) |
24 : INHERITED(info, stream, bitsPerPixel, rowOrder) | 23 : INHERITED(info, stream, bitsPerPixel, rowOrder) |
25 , fColorTable(nullptr) | 24 , fColorTable(nullptr) |
26 , fNumColors(this->computeNumColors(numColors)) | 25 , fNumColors(this->computeNumColors(numColors)) |
27 , fBytesPerColor(bytesPerColor) | 26 , fBytesPerColor(bytesPerColor) |
28 , fOffset(offset) | 27 , fOffset(offset) |
29 , fStreamBuffer(new uint8_t[RLEBytes]) | 28 , fStreamBuffer(new uint8_t[RLEBytes]) |
30 , fRLEBytes(RLEBytes) | 29 , fRLEBytes(RLEBytes) |
31 , fCurrRLEByte(0) | 30 , fCurrRLEByte(0) |
32 , fSampleX(1) | 31 , fSampleX(1) |
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463 | 462 |
464 // Set the indicated number of pixels | 463 // Set the indicated number of pixels |
465 for (int which = 0; x < endX; x++) { | 464 for (int which = 0; x < endX; x++) { |
466 setPixel(dst, dstRowBytes, dstInfo, x, y, indices[which]); | 465 setPixel(dst, dstRowBytes, dstInfo, x, y, indices[which]); |
467 which = !which; | 466 which = !which; |
468 } | 467 } |
469 } | 468 } |
470 } | 469 } |
471 } | 470 } |
472 } | 471 } |
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