ProtectedUtils Namespace Reference

Functions
sk_sp< SkSurface >	CreateProtectedSkSurface (GrDirectContext *dContext, SkISize size, bool textureable, bool isProtected, const SkSurfaceProps *surfaceProps)
void	CheckImageBEProtection (SkImage *image, bool expectingProtected)
sk_sp< SkImage >	CreateProtectedSkImage (GrDirectContext *dContext, SkISize size, SkColor4f color, bool isProtected)
sk_sp< SkSurface >	CreateProtectedSkSurface (Recorder *recorder, SkISize size, Protected isProtected)
sk_sp< SkImage >	CreateProtectedSkImage (Recorder *recorder, SkISize size, SkColor4f color, Protected isProtected)

Function Documentation

CheckImageBEProtection()

void ProtectedUtils::CheckImageBEProtection	(	SkImage *	image,
		bool	expectingProtected
	)

Definition at line 68 of file ProtectedUtils.cpp.

                                                                     {
    GrBackendTexture beTex;
    GrSurfaceOrigin origin;
    bool result = SkImages::GetBackendTextureFromImage(image,
                                                       &beTex,
                                                       /* flushPendingGrContextIO= */ true,
                                                       &origin);
    if (!result) {
        SK_ABORT("GetBackendTextureFromImage failed");
        return;
    }
 
    SkASSERT(beTex.isValid());
    SkASSERT(beTex.isProtected() == expectingProtected);
}

CreateProtectedSkImage() [1/2]

sk_sp< SkImage > ProtectedUtils::CreateProtectedSkImage	(	GrDirectContext *	dContext,
		SkISize	size,
		SkColor4f	color,
		bool	isProtected
	)

Definition at line 84 of file ProtectedUtils.cpp.

                                                        {
    SkImageInfo ii = SkImageInfo::Make(size, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
 
    sk_sp<SkImage> image = sk_gpu_test::MakeBackendTextureImage(dContext,
                                                                ii,
                                                                color,
                                                                skgpu::Mipmapped::kNo,
                                                                GrRenderable::kNo,
                                                                kTopLeft_GrSurfaceOrigin,
                                                                skgpu::Protected(isProtected));
    if (!image) {
        SK_ABORT("Could not create %s image.", isProtected ? "protected" : "unprotected");
        return nullptr;
    }
 
    CheckImageBEProtection(image.get(), isProtected);
 
    return image;
}

CreateProtectedSkImage() [2/2]

sk_sp< SkImage > ProtectedUtils::CreateProtectedSkImage	(	Recorder *	recorder,
		SkISize	size,
		SkColor4f	color,
		Protected	isProtected
	)

Definition at line 44 of file ProtectedUtils_Graphite.cpp.

                                                             {
    SkImageInfo ii = SkImageInfo::Make(size, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
 
    sk_sp<SkImage> image = sk_gpu_test::MakeBackendTextureImage(recorder,
                                                                ii,
                                                                color,
                                                                Mipmapped::kNo,
                                                                Renderable::kNo,
                                                                Origin::kTopLeft,
                                                                isProtected);
    if (!image) {
        SK_ABORT("Could not create %s image.",
                 isProtected == Protected::kYes ? "protected" : "unprotected");
        return nullptr;
    }
 
    return image;
}

CreateProtectedSkSurface() [1/2]

sk_sp< SkSurface > ProtectedUtils::CreateProtectedSkSurface	(	GrDirectContext *	dContext,
		SkISize	size,
		bool	textureable,
		bool	isProtected,
		const SkSurfaceProps *	surfaceProps
	)

Definition at line 18 of file ProtectedUtils.cpp.

                                                                              {
    sk_sp<SkSurface> surface;
    if (textureable) {
        surface = sk_gpu_test::MakeBackendTextureSurface(dContext,
                                                         size,
                                                         kTopLeft_GrSurfaceOrigin,
                                                         1,
                                                         kRGBA_8888_SkColorType,
                                                         /* colorSpace= */ nullptr,
                                                         skgpu::Mipmapped::kNo,
                                                         skgpu::Protected(isProtected),
                                                         surfaceProps);
    } else {
        surface = sk_gpu_test::MakeBackendRenderTargetSurface(dContext,
                                                              size,
                                                              kTopLeft_GrSurfaceOrigin,
                                                              1,
                                                              kRGBA_8888_SkColorType,
                                                              /* colorSpace= */ nullptr,
                                                              skgpu::Protected(isProtected),
                                                              surfaceProps);
    }
    if (!surface) {
        SK_ABORT("Could not create %s surface.", isProtected ? "protected" : "unprotected");
        return nullptr;
    }
 
    SkCanvas* canvas = surface->getCanvas();
 
    canvas->clear(SkColors::kBlue);
 
    if (textureable) {
        GrBackendTexture backendTex = SkSurfaces::GetBackendTexture(
                surface.get(), SkSurfaces::BackendHandleAccess::kFlushRead);
        SkASSERT(backendTex.isValid());
        SkASSERT(backendTex.isProtected() == isProtected);
    } else {
        GrBackendRenderTarget backendRT = SkSurfaces::GetBackendRenderTarget(
                surface.get(), SkSurfaces::BackendHandleAccess::kFlushRead);
        SkASSERT(backendRT.isValid());
        SkASSERT(backendRT.isProtected() == isProtected);
    }
 
    return surface;
}

CreateProtectedSkSurface() [2/2]

sk_sp< SkSurface > ProtectedUtils::CreateProtectedSkSurface	(	Recorder *	recorder,
		SkISize	size,
		Protected	isProtected
	)

Definition at line 21 of file ProtectedUtils_Graphite.cpp.

                                                                 {
    SkImageInfo ii = SkImageInfo::Make(size, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
 
    sk_sp<SkSurface> surface = sk_gpu_test::MakeBackendTextureSurface(recorder,
                                                                      ii,
                                                                      Mipmapped::kNo,
                                                                      isProtected,
                                                                      /* surfaceProps= */ nullptr);
    if (!surface) {
        SK_ABORT("Could not create %s surface.",
                 isProtected == Protected::kYes ? "protected" : "unprotected");
        return nullptr;
    }
 
    SkCanvas* canvas = surface->getCanvas();
 
    canvas->clear(SkColors::kBlue);
 
    return surface;
}