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1 /* | 1 /* |
2 * Copyright 2012 The Android Open Source Project | 2 * Copyright 2012 The Android Open Source Project |
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 "SkMorphologyImageFilter.h" | 8 #include "SkMorphologyImageFilter.h" |
9 | 9 |
10 #include "SkBitmap.h" | 10 #include "SkBitmap.h" |
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36 , fRadius(SkISize::Make(radiusX, radiusY)) { | 36 , fRadius(SkISize::Make(radiusX, radiusY)) { |
37 } | 37 } |
38 | 38 |
39 void SkMorphologyImageFilter::flatten(SkWriteBuffer& buffer) const { | 39 void SkMorphologyImageFilter::flatten(SkWriteBuffer& buffer) const { |
40 this->INHERITED::flatten(buffer); | 40 this->INHERITED::flatten(buffer); |
41 buffer.writeInt(fRadius.fWidth); | 41 buffer.writeInt(fRadius.fWidth); |
42 buffer.writeInt(fRadius.fHeight); | 42 buffer.writeInt(fRadius.fHeight); |
43 } | 43 } |
44 | 44 |
45 static void call_proc_X(SkMorphologyImageFilter::Proc procX, | 45 static void call_proc_X(SkMorphologyImageFilter::Proc procX, |
46 const SkPixmap& src, SkBitmap* dst, | 46 const SkBitmap& src, SkBitmap* dst, |
47 int radiusX, const SkIRect& bounds) { | 47 int radiusX, const SkIRect& bounds) { |
48 procX(src.addr32(bounds.left(), bounds.top()), dst->getAddr32(0, 0), | 48 procX(src.getAddr32(bounds.left(), bounds.top()), dst->getAddr32(0, 0), |
49 radiusX, bounds.width(), bounds.height(), | 49 radiusX, bounds.width(), bounds.height(), |
50 src.rowBytesAsPixels(), dst->rowBytesAsPixels()); | 50 src.rowBytesAsPixels(), dst->rowBytesAsPixels()); |
51 } | 51 } |
52 | 52 |
53 static void call_proc_Y(SkMorphologyImageFilter::Proc procY, | 53 static void call_proc_Y(SkMorphologyImageFilter::Proc procY, |
54 const SkPMColor* src, int srcRowBytesAsPixels, SkBitmap*
dst, | 54 const SkPMColor* src, int srcRowBytesAsPixels, SkBitmap*
dst, |
55 int radiusY, const SkIRect& bounds) { | 55 int radiusY, const SkIRect& bounds) { |
56 procY(src, dst->getAddr32(0, 0), | 56 procY(src, dst->getAddr32(0, 0), |
57 radiusY, bounds.height(), bounds.width(), | 57 radiusY, bounds.height(), bounds.width(), |
58 srcRowBytesAsPixels, dst->rowBytesAsPixels()); | 58 srcRowBytesAsPixels, dst->rowBytesAsPixels()); |
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439 // Draw upper and lower margins with bounds; middle without. | 439 // Draw upper and lower margins with bounds; middle without. |
440 apply_morphology_rect(drawContext, clip, texture, lowerSrcRect, lowerDst
Rect, radius, | 440 apply_morphology_rect(drawContext, clip, texture, lowerSrcRect, lowerDst
Rect, radius, |
441 morphType, bounds, direction); | 441 morphType, bounds, direction); |
442 apply_morphology_rect(drawContext, clip, texture, upperSrcRect, upperDst
Rect, radius, | 442 apply_morphology_rect(drawContext, clip, texture, upperSrcRect, upperDst
Rect, radius, |
443 morphType, bounds, direction); | 443 morphType, bounds, direction); |
444 apply_morphology_rect_no_bounds(drawContext, clip, texture, middleSrcRec
t, middleDstRect, | 444 apply_morphology_rect_no_bounds(drawContext, clip, texture, middleSrcRec
t, middleDstRect, |
445 radius, morphType, direction); | 445 radius, morphType, direction); |
446 } | 446 } |
447 } | 447 } |
448 | 448 |
449 static sk_sp<SkSpecialImage> apply_morphology(SkSpecialImage* input, | 449 static sk_sp<SkSpecialImage> apply_morphology(GrContext* context, |
| 450 SkSpecialImage* input, |
450 const SkIRect& rect, | 451 const SkIRect& rect, |
451 GrMorphologyEffect::MorphologyType
morphType, | 452 GrMorphologyEffect::MorphologyType
morphType, |
452 SkISize radius) { | 453 SkISize radius) { |
453 SkAutoTUnref<GrTexture> srcTexture(SkRef(input->peekTexture())); | 454 SkAutoTUnref<GrTexture> srcTexture(input->asTextureRef(context)); |
454 SkASSERT(srcTexture); | 455 SkASSERT(srcTexture); |
455 GrContext* context = srcTexture->getContext(); | |
456 | 456 |
457 // setup new clip | 457 // setup new clip |
458 GrClip clip(SkRect::MakeWH(SkIntToScalar(srcTexture->width()), | 458 GrClip clip(SkRect::MakeWH(SkIntToScalar(srcTexture->width()), |
459 SkIntToScalar(srcTexture->height()))); | 459 SkIntToScalar(srcTexture->height()))); |
460 | 460 |
461 SkIRect dstRect = SkIRect::MakeWH(rect.width(), rect.height()); | 461 SkIRect dstRect = SkIRect::MakeWH(rect.width(), rect.height()); |
462 GrSurfaceDesc desc; | 462 GrSurfaceDesc desc; |
463 desc.fFlags = kRenderTarget_GrSurfaceFlag; | 463 desc.fFlags = kRenderTarget_GrSurfaceFlag; |
464 desc.fWidth = rect.width(); | 464 desc.fWidth = rect.width(); |
465 desc.fHeight = rect.height(); | 465 desc.fHeight = rect.height(); |
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545 SkIRect srcBounds = bounds; | 545 SkIRect srcBounds = bounds; |
546 srcBounds.offset(-inputOffset); | 546 srcBounds.offset(-inputOffset); |
547 | 547 |
548 if (0 == width && 0 == height) { | 548 if (0 == width && 0 == height) { |
549 offset->fX = bounds.left(); | 549 offset->fX = bounds.left(); |
550 offset->fY = bounds.top(); | 550 offset->fY = bounds.top(); |
551 return input->makeSubset(srcBounds); | 551 return input->makeSubset(srcBounds); |
552 } | 552 } |
553 | 553 |
554 #if SK_SUPPORT_GPU | 554 #if SK_SUPPORT_GPU |
555 if (input->peekTexture() && input->peekTexture()->getContext()) { | 555 if (source->isTextureBacked()) { |
| 556 GrContext* context = source->getContext(); |
| 557 |
556 auto type = (kDilate_Op == this->op()) ? GrMorphologyEffect::kDilate_Mor
phologyType | 558 auto type = (kDilate_Op == this->op()) ? GrMorphologyEffect::kDilate_Mor
phologyType |
557 : GrMorphologyEffect::kErode_Morp
hologyType; | 559 : GrMorphologyEffect::kErode_Morp
hologyType; |
558 sk_sp<SkSpecialImage> result(apply_morphology(input.get(), srcBounds, ty
pe, | 560 sk_sp<SkSpecialImage> result(apply_morphology(context, input.get(), srcB
ounds, type, |
559 SkISize::Make(width, heigh
t))); | 561 SkISize::Make(width, heigh
t))); |
560 if (result) { | 562 if (result) { |
561 offset->fX = bounds.left(); | 563 offset->fX = bounds.left(); |
562 offset->fY = bounds.top(); | 564 offset->fY = bounds.top(); |
563 } | 565 } |
564 return result; | 566 return result; |
565 } | 567 } |
566 #endif | 568 #endif |
567 | 569 |
568 SkPixmap inputPixmap; | 570 SkBitmap inputBM; |
569 | 571 |
570 if (!input->peekPixels(&inputPixmap)) { | 572 if (!input->getROPixels(&inputBM)) { |
571 return nullptr; | 573 return nullptr; |
572 } | 574 } |
573 | 575 |
574 if (inputPixmap.colorType() != kN32_SkColorType) { | 576 if (inputBM.colorType() != kN32_SkColorType) { |
575 return nullptr; | 577 return nullptr; |
576 } | 578 } |
577 | 579 |
578 SkImageInfo info = SkImageInfo::Make(bounds.width(), bounds.height(), | 580 SkImageInfo info = SkImageInfo::Make(bounds.width(), bounds.height(), |
579 inputPixmap.colorType(), inputPixmap.al
phaType()); | 581 inputBM.colorType(), inputBM.alphaType(
)); |
580 | 582 |
581 SkBitmap dst; | 583 SkBitmap dst; |
582 if (!dst.tryAllocPixels(info)) { | 584 if (!dst.tryAllocPixels(info)) { |
583 return nullptr; | 585 return nullptr; |
584 } | 586 } |
585 | 587 |
586 SkAutoLockPixels dstLock(dst); | 588 SkAutoLockPixels inputLock(inputBM), dstLock(dst); |
587 | 589 |
588 SkMorphologyImageFilter::Proc procX, procY; | 590 SkMorphologyImageFilter::Proc procX, procY; |
589 | 591 |
590 if (kDilate_Op == this->op()) { | 592 if (kDilate_Op == this->op()) { |
591 procX = SkOpts::dilate_x; | 593 procX = SkOpts::dilate_x; |
592 procY = SkOpts::dilate_y; | 594 procY = SkOpts::dilate_y; |
593 } else { | 595 } else { |
594 procX = SkOpts::erode_x; | 596 procX = SkOpts::erode_x; |
595 procY = SkOpts::erode_y; | 597 procY = SkOpts::erode_y; |
596 } | 598 } |
597 | 599 |
598 if (width > 0 && height > 0) { | 600 if (width > 0 && height > 0) { |
599 SkBitmap tmp; | 601 SkBitmap tmp; |
600 if (!tmp.tryAllocPixels(info)) { | 602 if (!tmp.tryAllocPixels(info)) { |
601 return nullptr; | 603 return nullptr; |
602 } | 604 } |
603 | 605 |
604 SkAutoLockPixels tmpLock(tmp); | 606 SkAutoLockPixels tmpLock(tmp); |
605 | 607 |
606 call_proc_X(procX, inputPixmap, &tmp, width, srcBounds); | 608 call_proc_X(procX, inputBM, &tmp, width, srcBounds); |
607 SkIRect tmpBounds = SkIRect::MakeWH(srcBounds.width(), srcBounds.height(
)); | 609 SkIRect tmpBounds = SkIRect::MakeWH(srcBounds.width(), srcBounds.height(
)); |
608 call_proc_Y(procY, | 610 call_proc_Y(procY, |
609 tmp.getAddr32(tmpBounds.left(), tmpBounds.top()), tmp.rowByt
esAsPixels(), | 611 tmp.getAddr32(tmpBounds.left(), tmpBounds.top()), tmp.rowByt
esAsPixels(), |
610 &dst, height, tmpBounds); | 612 &dst, height, tmpBounds); |
611 } else if (width > 0) { | 613 } else if (width > 0) { |
612 call_proc_X(procX, inputPixmap, &dst, width, srcBounds); | 614 call_proc_X(procX, inputBM, &dst, width, srcBounds); |
613 } else if (height > 0) { | 615 } else if (height > 0) { |
614 call_proc_Y(procY, | 616 call_proc_Y(procY, |
615 inputPixmap.addr32(srcBounds.left(), srcBounds.top()), | 617 inputBM.getAddr32(srcBounds.left(), srcBounds.top()), |
616 inputPixmap.rowBytesAsPixels(), | 618 inputBM.rowBytesAsPixels(), |
617 &dst, height, srcBounds); | 619 &dst, height, srcBounds); |
618 } | 620 } |
619 offset->fX = bounds.left(); | 621 offset->fX = bounds.left(); |
620 offset->fY = bounds.top(); | 622 offset->fY = bounds.top(); |
621 | 623 |
622 return SkSpecialImage::MakeFromRaster(source->internal_getProxy(), | 624 return SkSpecialImage::MakeFromRaster(source->internal_getProxy(), |
623 SkIRect::MakeWH(bounds.width(), bounds
.height()), | 625 SkIRect::MakeWH(bounds.width(), bounds
.height()), |
624 dst, &source->props()); | 626 dst, &source->props()); |
625 } | 627 } |
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