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Unified Diff: src/core/SkSpecialImage.cpp

Issue 2164073004: Have MakeFromImage fission the SkImage into a raster or a texture (patchset #1 id:1 of https://code… (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: guard reference to GrTexture Created 4 years, 5 months ago
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Index: src/core/SkSpecialImage.cpp
diff --git a/src/core/SkSpecialImage.cpp b/src/core/SkSpecialImage.cpp
index 4a3e46e117282942841c4891b8ecc33b0d2486a0..19194bd4054d989f4b77b75fef092ec9a731ecf4 100644
--- a/src/core/SkSpecialImage.cpp
+++ b/src/core/SkSpecialImage.cpp
@@ -4,20 +4,26 @@
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file
*/
+
#include "SkSpecialImage.h"
+#include "SkBitmap.h"
+#include "SkImage.h"
+#include "SkBitmapCache.h"
+#include "SkCanvas.h"
+#include "SkImage_Base.h"
+#include "SkSpecialSurface.h"
+#include "SkSurfacePriv.h"
+#include "SkPixelRef.h"
#if SK_SUPPORT_GPU
+#include "GrContext.h"
#include "GrTexture.h"
#include "GrTextureParams.h"
#include "SkGr.h"
+#include "SkGrPixelRef.h"
+#include "SkGrPriv.h"
#endif
-#include "SkBitmapCache.h"
-#include "SkCanvas.h"
-#include "SkImage_Base.h"
-#include "SkSpecialSurface.h"
-#include "SkSurfacePriv.h"
-
// Currently the raster imagefilters can only handle certain imageinfos. Call this to know if
// a given info is supported.
static bool valid_for_imagefilters(const SkImageInfo& info) {
@@ -160,131 +166,6 @@ sk_sp<SkImage> SkSpecialImage::makeTightSubset(const SkIRect& subset) const {
return as_SIB(this)->onMakeTightSubset(subset);
}
-#if SK_SUPPORT_GPU
-#include "SkGr.h"
-#include "SkGrPixelRef.h"
-#endif
-
-///////////////////////////////////////////////////////////////////////////////
-#include "SkImage.h"
-#if SK_SUPPORT_GPU
-#include "GrContext.h"
-#include "SkGrPriv.h"
-#endif
-
-class SkSpecialImage_Image : public SkSpecialImage_Base {
-public:
- SkSpecialImage_Image(const SkIRect& subset,
- sk_sp<SkImage> image,
- const SkSurfaceProps* props)
- : INHERITED(subset, image->uniqueID(), props)
- , fImage(image) {
- }
-
- ~SkSpecialImage_Image() override { }
-
- bool isOpaque() const override { return fImage->isOpaque(); }
-
- size_t getSize() const override {
-#if SK_SUPPORT_GPU
- if (GrTexture* texture = as_IB(fImage.get())->peekTexture()) {
- return texture->gpuMemorySize();
- } else
-#endif
- {
- SkPixmap pm;
- if (fImage->peekPixels(&pm)) {
- return pm.height() * pm.rowBytes();
- }
- }
- return 0;
- }
-
- void onDraw(SkCanvas* canvas, SkScalar x, SkScalar y, const SkPaint* paint) const override {
- SkRect dst = SkRect::MakeXYWH(x, y, this->subset().width(), this->subset().height());
-
- canvas->drawImageRect(fImage.get(), this->subset(),
- dst, paint, SkCanvas::kStrict_SrcRectConstraint);
- }
-
- bool onGetROPixels(SkBitmap* bm) const override {
- return as_IB(fImage)->getROPixels(bm);
- }
-
- GrTexture* onPeekTexture() const override { return as_IB(fImage)->peekTexture(); }
-
-#if SK_SUPPORT_GPU
- sk_sp<GrTexture> onAsTextureRef(GrContext* context) const override {
- return sk_sp<GrTexture>(as_IB(fImage)->asTextureRef(context,
- GrTextureParams::ClampNoFilter(),
- SkSourceGammaTreatment::kRespect));
- }
-#endif
-
- bool getBitmapDeprecated(SkBitmap* result) const override {
-#if SK_SUPPORT_GPU
- if (GrTexture* texture = as_IB(fImage.get())->peekTexture()) {
- const SkImageInfo info = GrMakeInfoFromTexture(texture,
- fImage->width(), fImage->height(),
- fImage->isOpaque());
- if (!result->setInfo(info)) {
- return false;
- }
-
- result->setPixelRef(new SkGrPixelRef(info, texture))->unref();
- return true;
- }
-#endif
-
- return as_IB(fImage.get())->asBitmapForImageFilters(result);
- }
-
- sk_sp<SkSpecialSurface> onMakeSurface(const SkImageInfo& info) const override {
-#if SK_SUPPORT_GPU
- GrTexture* texture = as_IB(fImage.get())->peekTexture();
- if (texture) {
- GrPixelConfig config = SkImageInfo2GrPixelConfig(info, *texture->getContext()->caps());
-
- return SkSpecialSurface::MakeRenderTarget(texture->getContext(),
- info.width(),
- info.height(),
- config);
- }
-#endif
- return SkSpecialSurface::MakeRaster(info, nullptr);
- }
-
- sk_sp<SkSpecialImage> onMakeSubset(const SkIRect& subset) const override {
- sk_sp<SkImage> subsetImg(fImage->makeSubset(subset));
- if (!subsetImg) {
- return nullptr;
- }
-
- return SkSpecialImage::MakeFromImage(SkIRect::MakeWH(subset.width(), subset.height()),
- subsetImg,
- &this->props());
- }
-
- sk_sp<SkImage> onMakeTightSubset(const SkIRect& subset) const override {
- return fImage->makeSubset(subset);
- }
-
- sk_sp<SkSurface> onMakeTightSurface(const SkImageInfo& info) const override {
-#if SK_SUPPORT_GPU
- GrTexture* texture = as_IB(fImage.get())->peekTexture();
- if (texture) {
- return SkSurface::MakeRenderTarget(texture->getContext(), SkBudgeted::kYes, info);
- }
-#endif
- return SkSurface::MakeRaster(info, nullptr);
- }
-
-private:
- sk_sp<SkImage> fImage;
-
- typedef SkSpecialImage_Base INHERITED;
-};
-
#ifdef SK_DEBUG
static bool rect_fits(const SkIRect& rect, int width, int height) {
if (0 == width && 0 == height) {
@@ -304,17 +185,21 @@ sk_sp<SkSpecialImage> SkSpecialImage::MakeFromImage(const SkIRect& subset,
const SkSurfaceProps* props) {
SkASSERT(rect_fits(subset, image->width(), image->height()));
- if (valid_for_imagefilters(as_IB(image.get())->onImageInfo())) {
- return sk_make_sp<SkSpecialImage_Image>(subset, image, props);
- } else {
- return nullptr;
+#if SK_SUPPORT_GPU
+ if (GrTexture* texture = as_IB(image)->peekTexture()) {
+ return MakeFromGpu(subset, image->uniqueID(), sk_ref_sp(texture), props);
+ } else
+#endif
+ {
+ SkBitmap bm;
+ if (as_IB(image)->getROPixels(&bm)) {
+ return MakeFromRaster(subset, bm, props);
+ }
}
+ return nullptr;
}
///////////////////////////////////////////////////////////////////////////////
-#include "SkBitmap.h"
-#include "SkImageInfo.h"
-#include "SkPixelRef.h"
class SkSpecialImage_Raster : public SkSpecialImage_Base {
public:
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