add Make variations to return SkImage by sk_sp

src/image/SkImage_Gpu.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrCaps.h"
 #include "GrContext.h"
 #include "GrDrawContext.h"
@@ skipping 116 matching lines @@
     // all other combos need to change.
     //
     // Should this be handled by Ganesh? todo:?
     //
     if (kPremul_SkAlphaType == info.alphaType() && kUnpremul_SkAlphaType == fAlphaType) {
         apply_premul(info, pixels, rowBytes);
     }
     return true;
 }
 
-SkImage* SkImage_Gpu::onNewSubset(const SkIRect& subset) const {
+sk_sp<SkImage> SkImage_Gpu::onMakeSubset(const SkIRect& subset) const {
     GrContext* ctx = fTexture->getContext();
     GrSurfaceDesc desc = fTexture->desc();
     desc.fWidth = subset.width();
     desc.fHeight = subset.height();
 
     GrTexture* subTx = ctx->textureProvider()->createTexture(desc, fBudgeted);
     if (!subTx) {
         return nullptr;
     }
     ctx->copySurface(subTx, fTexture, subset, SkIPoint::Make(0, 0));
-    return new SkImage_Gpu(desc.fWidth, desc.fHeight, kNeedNewImageUniqueID, fAlphaType, subTx,
-                           fBudgeted);
+    return sk_make_sp<SkImage_Gpu>(desc.fWidth, desc.fHeight, kNeedNewImageUniqueID,
+                                   fAlphaType, subTx, fBudgeted);
 }
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
-static SkImage* new_wrapped_texture_common(GrContext* ctx, const GrBackendTextureDesc& desc,
-                                           SkAlphaType at, GrWrapOwnership ownership,
-                                           SkImage::TextureReleaseProc releaseProc,
-                                           SkImage::ReleaseContext releaseCtx) {
+static sk_sp<SkImage> new_wrapped_texture_common(GrContext* ctx, const GrBackendTextureDesc& desc,
+                                                 SkAlphaType at, GrWrapOwnership ownership,
+                                                 SkImage::TextureReleaseProc releaseProc,
+                                                 SkImage::ReleaseContext releaseCtx) {
     if (desc.fWidth <= 0 || desc.fHeight <= 0) {
         return nullptr;
     }
     SkAutoTUnref<GrTexture> tex(ctx->textureProvider()->wrapBackendTexture(desc, ownership));
     if (!tex) {
         return nullptr;
     }
     if (releaseProc) {
         tex->setRelease(releaseProc, releaseCtx);
     }
 
     const SkBudgeted budgeted = SkBudgeted::kNo;
-    return new SkImage_Gpu(desc.fWidth, desc.fHeight, kNeedNewImageUniqueID, at, tex, budgeted);
+    return sk_make_sp<SkImage_Gpu>(desc.fWidth, desc.fHeight, kNeedNewImageUniqueID,
+                                   at, tex, budgeted);
 }
 
-SkImage* SkImage::NewFromTexture(GrContext* ctx, const GrBackendTextureDesc& desc, SkAlphaType at,
-                                 TextureReleaseProc releaseP, ReleaseContext releaseC) {
+sk_sp<SkImage> SkImage::MakeFromTexture(GrContext* ctx, const GrBackendTextureDesc& desc,
+                                        SkAlphaType at, TextureReleaseProc releaseP,
+                                        ReleaseContext releaseC) {
     return new_wrapped_texture_common(ctx, desc, at, kBorrow_GrWrapOwnership, releaseP, releaseC);
 }
 
-SkImage* SkImage::NewFromAdoptedTexture(GrContext* ctx, const GrBackendTextureDesc& desc,
-                                        SkAlphaType at) {
+sk_sp<SkImage> SkImage::MakeFromAdoptedTexture(GrContext* ctx, const GrBackendTextureDesc& desc,
+                                               SkAlphaType at) {
     return new_wrapped_texture_common(ctx, desc, at, kAdopt_GrWrapOwnership, nullptr, nullptr);
 }
 
-SkImage* SkImage::NewFromTextureCopy(GrContext* ctx, const GrBackendTextureDesc& desc,
-                                     SkAlphaType at) {
+sk_sp<SkImage> SkImage::MakeFromTextureCopy(GrContext* ctx, const GrBackendTextureDesc& desc,
+                                            SkAlphaType at) {
     if (desc.fWidth <= 0 || desc.fHeight <= 0) {
         return nullptr;
     }
 
     SkAutoTUnref<GrTexture> src(ctx->textureProvider()->wrapBackendTexture(
         desc, kBorrow_GrWrapOwnership));
     if (!src) {
         return nullptr;
     }
 
     SkAutoTUnref<GrTexture> dst(GrDeepCopyTexture(src, SkBudgeted::kYes));
     if (!dst) {
         return nullptr;
     }
 
-    return new SkImage_Gpu(desc.fWidth, desc.fHeight, kNeedNewImageUniqueID, at, dst,
-                           SkBudgeted::kYes);
+    return sk_make_sp<SkImage_Gpu>(desc.fWidth, desc.fHeight, kNeedNewImageUniqueID, at, dst,
+                                   SkBudgeted::kYes);
 }
 
-SkImage* SkImage::NewFromYUVTexturesCopy(GrContext* ctx , SkYUVColorSpace colorSpace,
-                                         const GrBackendObject yuvTextureHandles[3],
-                                         const SkISize yuvSizes[3],
-                                         GrSurfaceOrigin origin) {
+sk_sp<SkImage> SkImage::MakeFromYUVTexturesCopy(GrContext* ctx , SkYUVColorSpace colorSpace,
+                                                const GrBackendObject yuvTextureHandles[3],
+                                                const SkISize yuvSizes[3],
+                                                GrSurfaceOrigin origin) {
     const SkBudgeted budgeted = SkBudgeted::kYes;
 
     if (yuvSizes[0].fWidth <= 0 || yuvSizes[0].fHeight <= 0 ||
         yuvSizes[1].fWidth <= 0 || yuvSizes[1].fHeight <= 0 ||
         yuvSizes[2].fWidth <= 0 || yuvSizes[2].fHeight <= 0) {
         return nullptr;
     }
     static const GrPixelConfig kConfig = kAlpha_8_GrPixelConfig;
     GrBackendTextureDesc yDesc;
     yDesc.fConfig = kConfig;
@@ skipping 50 matching lines @@
 
     const SkRect rect = SkRect::MakeWH(SkIntToScalar(dstDesc.fWidth),
                                        SkIntToScalar(dstDesc.fHeight));
     SkAutoTUnref<GrDrawContext> drawContext(ctx->drawContext(dst->asRenderTarget()));
     if (!drawContext) {
         return nullptr;
     }
 
     drawContext->drawRect(GrClip::WideOpen(), paint, SkMatrix::I(), rect);
     ctx->flushSurfaceWrites(dst);
-    return new SkImage_Gpu(dstDesc.fWidth, dstDesc.fHeight, kNeedNewImageUniqueID,
-                           kOpaque_SkAlphaType, dst, budgeted);
+    return sk_make_sp<SkImage_Gpu>(dstDesc.fWidth, dstDesc.fHeight, kNeedNewImageUniqueID,
+                                   kOpaque_SkAlphaType, dst, budgeted);
 }
 
-static SkImage* create_image_from_maker(GrTextureMaker* maker, SkAlphaType at, uint32_t id) {
+static sk_sp<SkImage> create_image_from_maker(GrTextureMaker* maker, SkAlphaType at, uint32_t id) {
     SkAutoTUnref<GrTexture> texture(maker->refTextureForParams(GrTextureParams::ClampNoFilter()));
     if (!texture) {
         return nullptr;
     }
-    return new SkImage_Gpu(texture->width(), texture->height(), id, at, texture,
-                           SkBudgeted::kNo);
+    return sk_make_sp<SkImage_Gpu>(texture->width(), texture->height(), id, at, texture,
+                                   SkBudgeted::kNo);
 }
 
-SkImage* SkImage::newTextureImage(GrContext *context) const {
+sk_sp<SkImage> SkImage::makeTextureImage(GrContext *context) const {
     if (!context) {
         return nullptr;
     }
     if (GrTexture* peek = as_IB(this)->peekTexture()) {
-        return peek->getContext() == context ? SkRef(const_cast<SkImage*>(this)) : nullptr;
+        return peek->getContext() == context ? sk_ref_sp(const_cast<SkImage*>(this)) : nullptr;
     }
     // No way to check whether a image is premul or not?
     SkAlphaType at = this->isOpaque() ? kOpaque_SkAlphaType : kPremul_SkAlphaType;
 
     if (SkImageCacherator* cacher = as_IB(this)->peekCacherator()) {
         GrImageTextureMaker maker(context, cacher, this, kDisallow_CachingHint);
         return create_image_from_maker(&maker, at, this->uniqueID());
     }
     SkBitmap bmp;
     if (!this->asLegacyBitmap(&bmp, kRO_LegacyBitmapMode)) {
         return nullptr;
     }
     GrBitmapTextureMaker maker(context, bmp);
     return create_image_from_maker(&maker, at, this->uniqueID());
 }
 
-SkImage* SkImage::NewTextureFromPixmap(GrContext* ctx, const SkPixmap& pixmap,
-                                       SkBudgeted budgeted) {
+sk_sp<SkImage> SkImage::MakeTextureFromPixmap(GrContext* ctx, const SkPixmap& pixmap,
+                                              SkBudgeted budgeted) {
     if (!ctx) {
         return nullptr;
     }
     SkAutoTUnref<GrTexture> texture(GrUploadPixmapToTexture(ctx, pixmap));
     if (!texture) {
         return nullptr;
     }
-    return new SkImage_Gpu(texture->width(), texture->height(), kNeedNewImageUniqueID,
-                           pixmap.alphaType(), texture, budgeted);
+    return sk_make_sp<SkImage_Gpu>(texture->width(), texture->height(), kNeedNewImageUniqueID,
+                                   pixmap.alphaType(), texture, budgeted);
 }
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
 GrTexture* GrDeepCopyTexture(GrTexture* src, SkBudgeted budgeted) {
     GrContext* ctx = src->getContext();
 
     GrSurfaceDesc desc = src->desc();
     GrTexture* dst = ctx->textureProvider()->createTexture(desc, budgeted, nullptr, 0);
     if (!dst) {
         return nullptr;
     }
 
     const SkIRect srcR = SkIRect::MakeWH(desc.fWidth, desc.fHeight);
     const SkIPoint dstP = SkIPoint::Make(0, 0);
     ctx->copySurface(dst, src, srcR, dstP);
     ctx->flushSurfaceWrites(dst);
     return dst;
 }