sk_sp<SkImage> SkImage_Gpu::onMakeColorSpace(sk_sp<SkColorSpace> colorSpace) const {
sk_sp<SkColorSpace> srcSpace = fColorSpace ? fColorSpace : SkColorSpace::MakeSRGB();
auto xform = GrNonlinearColorSpaceXformEffect::Make(srcSpace.get(), colorSpace.get());
if (!xform) {
return sk_ref_sp(const_cast<SkImage_Gpu*>(this));
}
sk_sp<GrRenderTargetContext> renderTargetContext(fContext->makeRenderTargetContext(
SkBackingFit::kExact, this->width(), this->height(), kRGBA_8888_GrPixelConfig, nullptr));
if (!renderTargetContext) {
return nullptr;
}
GrPaint paint;
paint.setPorterDuffXPFactory(SkBlendMode::kSrc);
paint.addColorTextureProcessor(fContext->resourceProvider(), fProxy, nullptr, SkMatrix::I());
paint.addColorFragmentProcessor(std::move(xform));
const SkRect rect = SkRect::MakeIWH(this->width(), this->height());
renderTargetContext->drawRect(GrNoClip(), std::move(paint), GrAA::kNo, SkMatrix::I(), rect);
if (!renderTargetContext->asTextureProxy()) {
return nullptr;
}
// MDB: this call is okay bc we know 'renderTargetContext' was exact
return sk_make_sp<SkImage_Gpu>(fContext, kNeedNewImageUniqueID,
fAlphaType, renderTargetContext->asTextureProxyRef(),
std::move(colorSpace), fBudgeted);
}
static sk_sp<GrRenderTargetContext> random_render_target_context(GrContext* context,
SkRandom* random,
const GrCaps* caps) {
GrSurfaceOrigin origin = random->nextBool() ? kTopLeft_GrSurfaceOrigin
: kBottomLeft_GrSurfaceOrigin;
int sampleCnt = random->nextBool() ? caps->getSampleCount(4, kRGBA_8888_GrPixelConfig) : 0;
sk_sp<GrRenderTargetContext> renderTargetContext(context->makeDeferredRenderTargetContext(
SkBackingFit::kExact,
kRenderTargetWidth,
kRenderTargetHeight,
kRGBA_8888_GrPixelConfig,
nullptr,
sampleCnt,
origin));
return renderTargetContext;
}
sk_sp<SkSpecialSurface> SkSpecialSurface::MakeRenderTarget(GrContext* context,
int width, int height,
GrPixelConfig config,
sk_sp<SkColorSpace> colorSpace) {
if (!context) {
return nullptr;
}
sk_sp<GrRenderTargetContext> renderTargetContext(context->makeRenderTargetContext(
SkBackingFit::kApprox, width, height, config, std::move(colorSpace)));
if (!renderTargetContext) {
return nullptr;
}
const SkIRect subset = SkIRect::MakeWH(width, height);
return sk_make_sp<SkSpecialSurface_Gpu>(std::move(renderTargetContext), width, height, subset);
}
static sk_sp<GrRenderTargetContext> random_render_target_context(GrContext* context,
SkRandom* random,
const GrCaps* caps) {
GrSurfaceOrigin origin = random->nextBool() ? kTopLeft_GrSurfaceOrigin
: kBottomLeft_GrSurfaceOrigin;
int sampleCnt =
random->nextBool() ? caps->getRenderTargetSampleCount(2, kRGBA_8888_GrPixelConfig) : 1;
// Above could be 0 if msaa isn't supported.
sampleCnt = SkTMax(1, sampleCnt);
sk_sp<GrRenderTargetContext> renderTargetContext(
context->contextPriv().makeDeferredRenderTargetContext(SkBackingFit::kExact,
kRenderTargetWidth,
kRenderTargetHeight,
kRGBA_8888_GrPixelConfig,
nullptr,
sampleCnt,
GrMipMapped::kNo,
origin));
return renderTargetContext;
}
DEF_GPUTEST_FOR_ALL_CONTEXTS(VertexAttributeCount, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
sk_sp<GrRenderTargetContext> renderTargetContext(context->makeDeferredRenderTargetContext(
SkBackingFit::kApprox,
1, 1, kRGBA_8888_GrPixelConfig,
nullptr));
if (!renderTargetContext) {
ERRORF(reporter, "Could not create render target context.");
return;
}
int attribCnt = context->caps()->maxVertexAttributes();
if (!attribCnt) {
ERRORF(reporter, "No attributes allowed?!");
return;
}
context->flush();
context->resetGpuStats();
#if GR_GPU_STATS
REPORTER_ASSERT(reporter, context->getGpu()->stats()->numDraws() == 0);
REPORTER_ASSERT(reporter, context->getGpu()->stats()->numFailedDraws() == 0);
#endif
GrPaint grPaint;
// This one should succeed.
renderTargetContext->priv().testingOnly_addDrawOp(Op::Make(attribCnt));
context->flush();
#if GR_GPU_STATS
REPORTER_ASSERT(reporter, context->getGpu()->stats()->numDraws() == 1);
REPORTER_ASSERT(reporter, context->getGpu()->stats()->numFailedDraws() == 0);
#endif
context->resetGpuStats();
renderTargetContext->priv().testingOnly_addDrawOp(Op::Make(attribCnt + 1));
context->flush();
#if GR_GPU_STATS
REPORTER_ASSERT(reporter, context->getGpu()->stats()->numDraws() == 0);
REPORTER_ASSERT(reporter, context->getGpu()->stats()->numFailedDraws() == 1);
#endif
}
bool GrDrawingManager::ProgramUnitTest(GrContext* context, int maxStages, int maxLevels) {
GrDrawingManager* drawingManager = context->contextPriv().drawingManager();
GrProxyProvider* proxyProvider = context->contextPriv().proxyProvider();
sk_sp<GrTextureProxy> proxies[2];
// setup dummy textures
{
GrSurfaceDesc dummyDesc;
dummyDesc.fFlags = kRenderTarget_GrSurfaceFlag;
dummyDesc.fWidth = 34;
dummyDesc.fHeight = 18;
dummyDesc.fConfig = kRGBA_8888_GrPixelConfig;
proxies[0] = proxyProvider->createProxy(dummyDesc, kBottomLeft_GrSurfaceOrigin,
SkBackingFit::kExact, SkBudgeted::kNo);
}
{
GrSurfaceDesc dummyDesc;
dummyDesc.fFlags = kNone_GrSurfaceFlags;
dummyDesc.fWidth = 16;
dummyDesc.fHeight = 22;
dummyDesc.fConfig = kAlpha_8_GrPixelConfig;
proxies[1] = proxyProvider->createProxy(dummyDesc, kTopLeft_GrSurfaceOrigin,
SkBackingFit::kExact, SkBudgeted::kNo);
}
if (!proxies[0] || !proxies[1]) {
SkDebugf("Could not allocate dummy textures");
return false;
}
// dummy scissor state
GrScissorState scissor;
SkRandom random;
static const int NUM_TESTS = 1024;
for (int t = 0; t < NUM_TESTS; t++) {
// setup random render target(can fail)
sk_sp<GrRenderTargetContext> renderTargetContext(random_render_target_context(
context, &random, context->caps()));
if (!renderTargetContext) {
SkDebugf("Could not allocate renderTargetContext");
return false;
}
GrPaint paint;
GrProcessorTestData ptd(&random, context, renderTargetContext.get(), proxies);
set_random_color_coverage_stages(&paint, &ptd, maxStages, maxLevels);
set_random_xpf(&paint, &ptd);
set_random_state(&paint, &random);
GrDrawRandomOp(&random, renderTargetContext.get(), std::move(paint));
}
// Flush everything, test passes if flush is successful(ie, no asserts are hit, no crashes)
drawingManager->flush(nullptr);
// Validate that GrFPs work correctly without an input.
sk_sp<GrRenderTargetContext> renderTargetContext(
context->contextPriv().makeDeferredRenderTargetContext(SkBackingFit::kExact,
kRenderTargetWidth,
kRenderTargetHeight,
kRGBA_8888_GrPixelConfig,
nullptr));
if (!renderTargetContext) {
SkDebugf("Could not allocate a renderTargetContext");
return false;
}
int fpFactoryCnt = GrFragmentProcessorTestFactory::Count();
for (int i = 0; i < fpFactoryCnt; ++i) {
// Since FP factories internally randomize, call each 10 times.
for (int j = 0; j < 10; ++j) {
GrProcessorTestData ptd(&random, context, renderTargetContext.get(), proxies);
GrPaint paint;
paint.setXPFactory(GrPorterDuffXPFactory::Get(SkBlendMode::kSrc));
auto fp = GrFragmentProcessorTestFactory::MakeIdx(i, &ptd);
auto blockFP = BlockInputFragmentProcessor::Make(std::move(fp));
paint.addColorFragmentProcessor(std::move(blockFP));
GrDrawRandomOp(&random, renderTargetContext.get(), std::move(paint));
drawingManager->flush(nullptr);
}
}
return true;
}
static sk_sp<SkImage> make_from_yuv_textures_copy(GrContext* ctx, SkYUVColorSpace colorSpace,
bool nv12,
const GrBackendObject yuvTextureHandles[],
const SkISize yuvSizes[],
GrSurfaceOrigin origin,
sk_sp<SkColorSpace> imageColorSpace) {
const SkBudgeted budgeted = SkBudgeted::kYes;
if (yuvSizes[0].fWidth <= 0 || yuvSizes[0].fHeight <= 0 || yuvSizes[1].fWidth <= 0 ||
yuvSizes[1].fHeight <= 0) {
return nullptr;
}
if (!nv12 && (yuvSizes[2].fWidth <= 0 || yuvSizes[2].fHeight <= 0)) {
return nullptr;
}
const GrPixelConfig kConfig = nv12 ? kRGBA_8888_GrPixelConfig : kAlpha_8_GrPixelConfig;
GrBackendTextureDesc yDesc;
yDesc.fConfig = kConfig;
yDesc.fOrigin = origin;
yDesc.fSampleCnt = 0;
yDesc.fTextureHandle = yuvTextureHandles[0];
yDesc.fWidth = yuvSizes[0].fWidth;
yDesc.fHeight = yuvSizes[0].fHeight;
GrBackendTextureDesc uDesc;
uDesc.fConfig = kConfig;
uDesc.fOrigin = origin;
uDesc.fSampleCnt = 0;
uDesc.fTextureHandle = yuvTextureHandles[1];
uDesc.fWidth = yuvSizes[1].fWidth;
uDesc.fHeight = yuvSizes[1].fHeight;
sk_sp<GrTexture> yTex(
ctx->textureProvider()->wrapBackendTexture(yDesc, kBorrow_GrWrapOwnership));
sk_sp<GrTexture> uTex(
ctx->textureProvider()->wrapBackendTexture(uDesc, kBorrow_GrWrapOwnership));
sk_sp<GrTexture> vTex;
if (nv12) {
vTex = uTex;
} else {
GrBackendTextureDesc vDesc;
vDesc.fConfig = kConfig;
vDesc.fOrigin = origin;
vDesc.fSampleCnt = 0;
vDesc.fTextureHandle = yuvTextureHandles[2];
vDesc.fWidth = yuvSizes[2].fWidth;
vDesc.fHeight = yuvSizes[2].fHeight;
vTex = sk_sp<GrTexture>(
ctx->textureProvider()->wrapBackendTexture(vDesc, kBorrow_GrWrapOwnership));
}
if (!yTex || !uTex || !vTex) {
return nullptr;
}
const int width = yuvSizes[0].fWidth;
const int height = yuvSizes[0].fHeight;
// Needs to be a render target in order to draw to it for the yuv->rgb conversion.
sk_sp<GrRenderTargetContext> renderTargetContext(ctx->makeRenderTargetContext(
SkBackingFit::kExact,
width, height,
kRGBA_8888_GrPixelConfig,
std::move(imageColorSpace),
0,
origin));
if (!renderTargetContext) {
return nullptr;
}
GrPaint paint;
paint.setPorterDuffXPFactory(SkBlendMode::kSrc);
paint.addColorFragmentProcessor(
GrYUVEffect::MakeYUVToRGB(yTex.get(), uTex.get(), vTex.get(), yuvSizes, colorSpace, nv12));
const SkRect rect = SkRect::MakeWH(SkIntToScalar(width), SkIntToScalar(height));
renderTargetContext->drawRect(GrNoClip(), paint, SkMatrix::I(), rect);
ctx->flushSurfaceWrites(renderTargetContext->accessRenderTarget());
return sk_make_sp<SkImage_Gpu>(width, height, kNeedNewImageUniqueID,
kOpaque_SkAlphaType, renderTargetContext->asTexture(),
sk_ref_sp(renderTargetContext->getColorSpace()), budgeted);
}
sk_sp<GrTextureProxy> GrYUVProvider::refAsTextureProxy(GrContext* ctx, const GrSurfaceDesc& desc,
const SkColorSpace* srcColorSpace,
const SkColorSpace* dstColorSpace) {
SkYUVPlanesCache::Info yuvInfo;
void* planes[3];
sk_sp<SkCachedData> dataStorage = init_provider(this, &yuvInfo, planes);
if (!dataStorage) {
return nullptr;
}
sk_sp<GrTextureProxy> yuvTextureProxies[3];
for (int i = 0; i < 3; i++) {
int componentWidth = yuvInfo.fSizeInfo.fSizes[i].fWidth;
int componentHeight = yuvInfo.fSizeInfo.fSizes[i].fHeight;
// If the sizes of the components are not all the same we choose to create exact-match
// textures for the smaller onces rather than add a texture domain to the draw.
// TODO: revisit this decision to imporve texture reuse?
SkBackingFit fit =
(componentWidth != yuvInfo.fSizeInfo.fSizes[SkYUVSizeInfo::kY].fWidth) ||
(componentHeight != yuvInfo.fSizeInfo.fSizes[SkYUVSizeInfo::kY].fHeight)
? SkBackingFit::kExact : SkBackingFit::kApprox;
SkImageInfo imageInfo = SkImageInfo::MakeA8(componentWidth, componentHeight);
SkPixmap pixmap(imageInfo, planes[i], yuvInfo.fSizeInfo.fWidthBytes[i]);
SkCachedData* dataStoragePtr = dataStorage.get();
// We grab a ref to cached yuv data. When the SkImage we create below goes away it will call
// the YUVGen_DataReleaseProc which will release this ref.
// DDL TODO: Currently we end up creating a lazy proxy that will hold onto a ref to the
// SkImage in its lambda. This means that we'll keep the ref on the YUV data around for the
// life time of the proxy and not just upload. For non-DDL draws we should look into
// releasing this SkImage after uploads (by deleting the lambda after instantiation).
dataStoragePtr->ref();
sk_sp<SkImage> yuvImage = SkImage::MakeFromRaster(pixmap, YUVGen_DataReleaseProc,
dataStoragePtr);
auto proxyProvider = ctx->contextPriv().proxyProvider();
yuvTextureProxies[i] = proxyProvider->createTextureProxy(yuvImage, kNone_GrSurfaceFlags,
kTopLeft_GrSurfaceOrigin,
1, SkBudgeted::kYes, fit);
}
// We never want to perform color-space conversion during the decode. However, if the proxy
// config is sRGB then we must use a sRGB color space.
sk_sp<SkColorSpace> colorSpace;
if (GrPixelConfigIsSRGB(desc.fConfig)) {
colorSpace = SkColorSpace::MakeSRGB();
}
// TODO: investigate preallocating mip maps here
sk_sp<GrRenderTargetContext> renderTargetContext(ctx->makeDeferredRenderTargetContext(
SkBackingFit::kExact, desc.fWidth, desc.fHeight, desc.fConfig, std::move(colorSpace),
desc.fSampleCnt, GrMipMapped::kNo, kTopLeft_GrSurfaceOrigin));
if (!renderTargetContext) {
return nullptr;
}
GrPaint paint;
auto yuvToRgbProcessor =
GrYUVtoRGBEffect::Make(std::move(yuvTextureProxies[0]),
std::move(yuvTextureProxies[1]),
std::move(yuvTextureProxies[2]),
yuvInfo.fSizeInfo.fSizes, yuvInfo.fColorSpace, false);
paint.addColorFragmentProcessor(std::move(yuvToRgbProcessor));
// If we're decoding an sRGB image, the result of our linear math on the YUV planes is already
// in sRGB. (The encoding is just math on bytes, with no concept of color spaces.) So, we need
// to output the results of that math directly to the buffer that we will then consider sRGB.
// If we have sRGB write control, we can just tell the HW not to do the Linear -> sRGB step.
// Otherwise, we do our shader math to go from YUV -> sRGB, manually convert sRGB -> Linear,
// then let the HW convert Linear -> sRGB.
if (GrPixelConfigIsSRGB(desc.fConfig)) {
if (ctx->caps()->srgbWriteControl()) {
paint.setDisableOutputConversionToSRGB(true);
} else {
paint.addColorFragmentProcessor(GrSRGBEffect::Make(GrSRGBEffect::Mode::kSRGBToLinear,
GrSRGBEffect::Alpha::kOpaque));
}
}
// If the caller expects the pixels in a different color space than the one from the image,
// apply a color conversion to do this.
std::unique_ptr<GrFragmentProcessor> colorConversionProcessor =
GrNonlinearColorSpaceXformEffect::Make(srcColorSpace, dstColorSpace);
if (colorConversionProcessor) {
paint.addColorFragmentProcessor(std::move(colorConversionProcessor));
}
paint.setPorterDuffXPFactory(SkBlendMode::kSrc);
const SkRect r = SkRect::MakeIWH(yuvInfo.fSizeInfo.fSizes[SkYUVSizeInfo::kY].fWidth,
yuvInfo.fSizeInfo.fSizes[SkYUVSizeInfo::kY].fHeight);
renderTargetContext->drawRect(GrNoClip(), std::move(paint), GrAA::kNo, SkMatrix::I(), r);
return renderTargetContext->asTextureProxyRef();
}
static sk_sp<SkImage> make_from_yuv_textures_copy(GrContext* ctx, SkYUVColorSpace colorSpace,
bool nv12,
const GrBackendObject yuvTextureHandles[],
const SkISize yuvSizes[],
GrSurfaceOrigin origin,
sk_sp<SkColorSpace> imageColorSpace) {
const SkBudgeted budgeted = SkBudgeted::kYes;
if (yuvSizes[0].fWidth <= 0 || yuvSizes[0].fHeight <= 0 || yuvSizes[1].fWidth <= 0 ||
yuvSizes[1].fHeight <= 0) {
return nullptr;
}
if (!nv12 && (yuvSizes[2].fWidth <= 0 || yuvSizes[2].fHeight <= 0)) {
return nullptr;
}
const GrPixelConfig kConfig = nv12 ? kRGBA_8888_GrPixelConfig : kAlpha_8_GrPixelConfig;
GrBackendTextureDesc yDesc;
yDesc.fConfig = kConfig;
yDesc.fOrigin = origin;
yDesc.fSampleCnt = 0;
yDesc.fTextureHandle = yuvTextureHandles[0];
yDesc.fWidth = yuvSizes[0].fWidth;
yDesc.fHeight = yuvSizes[0].fHeight;
GrBackendTextureDesc uDesc;
uDesc.fConfig = kConfig;
uDesc.fOrigin = origin;
uDesc.fSampleCnt = 0;
uDesc.fTextureHandle = yuvTextureHandles[1];
uDesc.fWidth = yuvSizes[1].fWidth;
uDesc.fHeight = yuvSizes[1].fHeight;
sk_sp<GrSurfaceProxy> yProxy = GrSurfaceProxy::MakeWrappedBackend(ctx, yDesc);
sk_sp<GrSurfaceProxy> uProxy = GrSurfaceProxy::MakeWrappedBackend(ctx, uDesc);
sk_sp<GrSurfaceProxy> vProxy;
if (nv12) {
vProxy = uProxy;
} else {
GrBackendTextureDesc vDesc;
vDesc.fConfig = kConfig;
vDesc.fOrigin = origin;
vDesc.fSampleCnt = 0;
vDesc.fTextureHandle = yuvTextureHandles[2];
vDesc.fWidth = yuvSizes[2].fWidth;
vDesc.fHeight = yuvSizes[2].fHeight;
vProxy = GrSurfaceProxy::MakeWrappedBackend(ctx, vDesc);
}
if (!yProxy || !uProxy || !vProxy) {
return nullptr;
}
const int width = yuvSizes[0].fWidth;
const int height = yuvSizes[0].fHeight;
// Needs to be a render target in order to draw to it for the yuv->rgb conversion.
sk_sp<GrRenderTargetContext> renderTargetContext(ctx->makeRenderTargetContext(
SkBackingFit::kExact,
width, height,
kRGBA_8888_GrPixelConfig,
std::move(imageColorSpace),
0,
origin));
if (!renderTargetContext) {
return nullptr;
}
GrPaint paint;
paint.setPorterDuffXPFactory(SkBlendMode::kSrc);
paint.addColorFragmentProcessor(
GrYUVEffect::MakeYUVToRGB(ctx->resourceProvider(),
sk_ref_sp(yProxy->asTextureProxy()),
sk_ref_sp(uProxy->asTextureProxy()),
sk_ref_sp(vProxy->asTextureProxy()), yuvSizes, colorSpace, nv12));
const SkRect rect = SkRect::MakeIWH(width, height);
renderTargetContext->drawRect(GrNoClip(), std::move(paint), GrAA::kNo, SkMatrix::I(), rect);
if (!renderTargetContext->asSurfaceProxy()) {
return nullptr;
}
ctx->contextPriv().flushSurfaceWrites(renderTargetContext->asSurfaceProxy());
// MDB: this call is okay bc we know 'renderTargetContext' was exact
return sk_make_sp<SkImage_Gpu>(ctx, kNeedNewImageUniqueID,
kOpaque_SkAlphaType, renderTargetContext->asTextureProxyRef(),
renderTargetContext->refColorSpace(), budgeted);
}
