diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/image/SkImage_Gpu.cpp | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/image/SkImage_Gpu.cpp b/src/image/SkImage_Gpu.cpp index d279188f44..b829f64694 100644 --- a/src/image/SkImage_Gpu.cpp +++ b/src/image/SkImage_Gpu.cpp @@ -508,6 +508,41 @@ sk_sp<SkImage> SkImage::MakeCrossContextFromEncoded(GrContext* context, sk_sp<Sk return SkImage::MakeFromGenerator(std::move(gen)); } +sk_sp<SkImage> SkImage::MakeCrossContextFromPixmap(GrContext* context, const SkPixmap& pixmap, + bool buildMips, SkColorSpace* dstColorSpace) { + // Some backends or drivers don't support (safely) moving resources between contexts + if (!context || !context->caps()->crossContextTextureSupport()) { + return SkImage::MakeRasterCopy(pixmap); + } + + // Turn the pixmap into a GrTextureProxy + sk_sp<GrTextureProxy> proxy; + if (buildMips) { + SkBitmap bmp; + bmp.installPixels(pixmap); + proxy = GrGenerateMipMapsAndUploadToTextureProxy(context, bmp, dstColorSpace); + } else { + proxy = GrUploadPixmapToTextureProxy(context->resourceProvider(), pixmap, SkBudgeted::kYes, + dstColorSpace); + } + + if (!proxy) { + return SkImage::MakeRasterCopy(pixmap); + } + + sk_sp<GrTexture> texture = sk_ref_sp(proxy->priv().peekTexture()); + + // Flush any writes or uploads + context->contextPriv().prepareSurfaceForExternalIO(proxy.get()); + + sk_sp<GrSemaphore> sema = context->getGpu()->prepareTextureForCrossContextUsage(texture.get()); + + auto gen = GrBackendTextureImageGenerator::Make(std::move(texture), proxy->origin(), + std::move(sema), pixmap.alphaType(), + pixmap.info().refColorSpace()); + return SkImage::MakeFromGenerator(std::move(gen)); +} + #if defined(SK_BUILD_FOR_ANDROID) && __ANDROID_API__ >= 26 sk_sp<SkImage> SkImage::MakeFromAHardwareBuffer(AHardwareBuffer* graphicBuffer, SkAlphaType at, sk_sp<SkColorSpace> cs) { |