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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 "SkCodec.h" | 9 #include "SkCodec.h" |
10 #include "SkCodecPriv.h" | 10 #include "SkCodecPriv.h" |
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381 | 381 |
382 void SkCodec::fillIncompleteImage(const SkImageInfo& info, void* dst, size_t row
Bytes, | 382 void SkCodec::fillIncompleteImage(const SkImageInfo& info, void* dst, size_t row
Bytes, |
383 ZeroInitialized zeroInit, int linesRequested, int linesDecoded) { | 383 ZeroInitialized zeroInit, int linesRequested, int linesDecoded) { |
384 | 384 |
385 void* fillDst; | 385 void* fillDst; |
386 const uint64_t fillValue = this->getFillValue(info); | 386 const uint64_t fillValue = this->getFillValue(info); |
387 const int linesRemaining = linesRequested - linesDecoded; | 387 const int linesRemaining = linesRequested - linesDecoded; |
388 SkSampler* sampler = this->getSampler(false); | 388 SkSampler* sampler = this->getSampler(false); |
389 | 389 |
390 int fillWidth = info.width(); | 390 int fillWidth = info.width(); |
391 if (fOptions.fSubset) { | |
392 fillWidth = fOptions.fSubset->width(); | |
393 } | |
394 | |
395 switch (this->getScanlineOrder()) { | 391 switch (this->getScanlineOrder()) { |
396 case kTopDown_SkScanlineOrder: | 392 case kTopDown_SkScanlineOrder: |
397 case kNone_SkScanlineOrder: { | 393 case kNone_SkScanlineOrder: { |
398 const SkImageInfo fillInfo = info.makeWH(fillWidth, linesRemaining); | 394 const SkImageInfo fillInfo = info.makeWH(fillWidth, linesRemaining); |
399 fillDst = SkTAddOffset<void>(dst, linesDecoded * rowBytes); | 395 fillDst = SkTAddOffset<void>(dst, linesDecoded * rowBytes); |
400 fill_proc(fillInfo, fillDst, rowBytes, fillValue, zeroInit, sampler)
; | 396 fill_proc(fillInfo, fillDst, rowBytes, fillValue, zeroInit, sampler)
; |
401 break; | 397 break; |
402 } | 398 } |
403 case kBottomUp_SkScanlineOrder: { | 399 case kBottomUp_SkScanlineOrder: { |
404 fillDst = dst; | 400 fillDst = dst; |
405 const SkImageInfo fillInfo = info.makeWH(fillWidth, linesRemaining); | 401 const SkImageInfo fillInfo = info.makeWH(fillWidth, linesRemaining); |
406 fill_proc(fillInfo, fillDst, rowBytes, fillValue, zeroInit, sampler)
; | 402 fill_proc(fillInfo, fillDst, rowBytes, fillValue, zeroInit, sampler)
; |
407 break; | 403 break; |
408 } | 404 } |
409 case kOutOfOrder_SkScanlineOrder: { | 405 case kOutOfOrder_SkScanlineOrder: { |
410 SkASSERT(1 == linesRequested || this->getInfo().height() == linesReq
uested); | 406 SkASSERT(1 == linesRequested || this->getInfo().height() == linesReq
uested); |
411 const SkImageInfo fillInfo = info.makeWH(fillWidth, 1); | 407 const SkImageInfo fillInfo = info.makeWH(fillWidth, 1); |
412 for (int srcY = linesDecoded; srcY < linesRequested; srcY++) { | 408 for (int srcY = linesDecoded; srcY < linesRequested; srcY++) { |
413 fillDst = SkTAddOffset<void>(dst, this->outputScanline(srcY) * r
owBytes); | 409 fillDst = SkTAddOffset<void>(dst, this->outputScanline(srcY) * r
owBytes); |
414 fill_proc(fillInfo, fillDst, rowBytes, fillValue, zeroInit, samp
ler); | 410 fill_proc(fillInfo, fillDst, rowBytes, fillValue, zeroInit, samp
ler); |
415 } | 411 } |
416 break; | 412 break; |
417 } | 413 } |
418 } | 414 } |
419 } | 415 } |
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