| /* |
| * Copyright 2018 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include <cstddef> |
| #include <cstring> |
| #include <type_traits> |
| |
| #include "include/core/SkYUVASizeInfo.h" |
| #include "include/gpu/GrContext.h" |
| #include "include/gpu/GrRecordingContext.h" |
| #include "src/core/SkAutoPixmapStorage.h" |
| #include "src/core/SkMipMap.h" |
| #include "src/core/SkScopeExit.h" |
| #include "src/gpu/GrBitmapTextureMaker.h" |
| #include "src/gpu/GrClip.h" |
| #include "src/gpu/GrContextPriv.h" |
| #include "src/gpu/GrGpu.h" |
| #include "src/gpu/GrRecordingContextPriv.h" |
| #include "src/gpu/GrRenderTargetContext.h" |
| #include "src/gpu/GrTexture.h" |
| #include "src/gpu/GrTextureProducer.h" |
| #include "src/gpu/SkGr.h" |
| #include "src/gpu/effects/GrYUVtoRGBEffect.h" |
| #include "src/image/SkImage_Gpu.h" |
| #include "src/image/SkImage_GpuYUVA.h" |
| |
| static constexpr auto kAssumedColorType = kRGBA_8888_SkColorType; |
| |
| SkImage_GpuYUVA::SkImage_GpuYUVA(sk_sp<GrContext> context, |
| SkISize size, |
| uint32_t uniqueID, |
| SkYUVColorSpace colorSpace, |
| GrSurfaceProxyView views[], |
| int numViews, |
| const SkYUVAIndex yuvaIndices[4], |
| GrSurfaceOrigin origin, |
| sk_sp<SkColorSpace> imageColorSpace) |
| : INHERITED(std::move(context), |
| size, |
| uniqueID, |
| kAssumedColorType, |
| // If an alpha channel is present we always switch to kPremul. This is because, |
| // although the planar data is always un-premul, the final interleaved RGB image |
| // is/would-be premul. |
| GetAlphaTypeFromYUVAIndices(yuvaIndices), |
| std::move(imageColorSpace)) |
| , fNumViews(numViews) |
| , fYUVColorSpace(colorSpace) |
| , fOrigin(origin) { |
| // The caller should have done this work, just verifying |
| SkDEBUGCODE(int textureCount;) |
| SkASSERT(SkYUVAIndex::AreValidIndices(yuvaIndices, &textureCount)); |
| SkASSERT(textureCount == fNumViews); |
| |
| for (int i = 0; i < numViews; ++i) { |
| fViews[i] = std::move(views[i]); |
| } |
| memcpy(fYUVAIndices, yuvaIndices, 4 * sizeof(SkYUVAIndex)); |
| } |
| |
| // For onMakeColorSpace() |
| SkImage_GpuYUVA::SkImage_GpuYUVA(const SkImage_GpuYUVA* image, sk_sp<SkColorSpace> targetCS) |
| : INHERITED(image->fContext, image->dimensions(), kNeedNewImageUniqueID, kAssumedColorType, |
| // If an alpha channel is present we always switch to kPremul. This is because, |
| // although the planar data is always un-premul, the final interleaved RGB image |
| // is/would-be premul. |
| GetAlphaTypeFromYUVAIndices(image->fYUVAIndices), std::move(targetCS)) |
| , fNumViews(image->fNumViews) |
| , fYUVColorSpace(image->fYUVColorSpace) |
| , fOrigin(image->fOrigin) |
| // Since null fFromColorSpace means no GrColorSpaceXform, we turn a null |
| // image->refColorSpace() into an explicit SRGB. |
| , fFromColorSpace(image->colorSpace() ? image->refColorSpace() : SkColorSpace::MakeSRGB()) { |
| // The caller should have done this work, just verifying |
| SkDEBUGCODE(int textureCount;) |
| SkASSERT(SkYUVAIndex::AreValidIndices(image->fYUVAIndices, &textureCount)); |
| SkASSERT(textureCount == fNumViews); |
| |
| if (image->fRGBView.proxy()) { |
| fRGBView = image->fRGBView; // we ref in this case, not move |
| } else { |
| for (int i = 0; i < fNumViews; ++i) { |
| fViews[i] = image->fViews[i]; // we ref in this case, not move |
| } |
| } |
| memcpy(fYUVAIndices, image->fYUVAIndices, 4 * sizeof(SkYUVAIndex)); |
| } |
| |
| bool SkImage_GpuYUVA::setupMipmapsForPlanes(GrRecordingContext* context) const { |
| // We shouldn't get here if the planes were already flattened to RGBA. |
| SkASSERT(fViews[0].proxy() && !fRGBView.proxy()); |
| if (!context || !fContext->priv().matches(context)) { |
| return false; |
| } |
| |
| for (int i = 0; i < fNumViews; ++i) { |
| int mipCount = SkMipMap::ComputeLevelCount(fViews[i].proxy()->width(), |
| fViews[i].proxy()->height()); |
| if (mipCount && GrGpu::IsACopyNeededForMips(fContext->priv().caps(), |
| fViews[i].asTextureProxy(), |
| GrSamplerState::Filter::kMipMap)) { |
| auto mippedView = GrCopyBaseMipMapToView(context, fViews[i]); |
| if (!mippedView) { |
| return false; |
| } |
| fViews[i] = std::move(mippedView); |
| } |
| } |
| return true; |
| } |
| |
| ////////////////////////////////////////////////////////////////////////////////////////////////// |
| |
| GrSemaphoresSubmitted SkImage_GpuYUVA::onFlush(GrContext* context, const GrFlushInfo& info) { |
| if (!context || !fContext->priv().matches(context) || fContext->abandoned()) { |
| if (info.fSubmittedProc) { |
| info.fSubmittedProc(info.fSubmittedContext, false); |
| } |
| if (info.fFinishedProc) { |
| info.fFinishedProc(info.fFinishedContext); |
| } |
| return GrSemaphoresSubmitted::kNo; |
| } |
| |
| GrSurfaceProxy* proxies[4] = {fViews[0].proxy(), fViews[1].proxy(), fViews[2].proxy(), |
| fViews[3].proxy()}; |
| int numProxies = fNumViews; |
| if (fRGBView.proxy()) { |
| // Either we've already flushed the flattening draw or the flattening is unflushed. In the |
| // latter case it should still be ok to just pass fRGBView proxy because it in turn depends |
| // on the planar proxies and will cause all of their work to flush as well. |
| proxies[0] = fRGBView.proxy(); |
| numProxies = 1; |
| } |
| return context->priv().flushSurfaces(proxies, numProxies, info); |
| } |
| |
| GrTextureProxy* SkImage_GpuYUVA::peekProxy() const { return fRGBView.asTextureProxy(); } |
| |
| void SkImage_GpuYUVA::flattenToRGB(GrRecordingContext* context) const { |
| if (fRGBView.proxy()) { |
| return; |
| } |
| |
| if (!context || !fContext->priv().matches(context)) { |
| return; |
| } |
| |
| // Needs to create a render target in order to draw to it for the yuv->rgb conversion. |
| auto renderTargetContext = GrRenderTargetContext::Make( |
| context, GrColorType::kRGBA_8888, this->refColorSpace(), SkBackingFit::kExact, |
| this->dimensions(), 1, GrMipMapped::kNo, GrProtected::kNo, fOrigin); |
| if (!renderTargetContext) { |
| return; |
| } |
| |
| sk_sp<GrColorSpaceXform> colorSpaceXform; |
| if (fFromColorSpace) { |
| colorSpaceXform = GrColorSpaceXform::Make(fFromColorSpace.get(), this->alphaType(), |
| this->colorSpace(), this->alphaType()); |
| } |
| const SkRect rect = SkRect::MakeIWH(this->width(), this->height()); |
| if (!RenderYUVAToRGBA(fContext.get(), renderTargetContext.get(), rect, fYUVColorSpace, |
| std::move(colorSpaceXform), fViews, fYUVAIndices)) { |
| return; |
| } |
| |
| fRGBView = renderTargetContext->readSurfaceView(); |
| SkASSERT(fRGBView.origin() == fOrigin); |
| SkASSERT(fRGBView.swizzle() == GrSwizzle()); |
| for (auto& v : fViews) { |
| v.reset(); |
| } |
| } |
| |
| GrSurfaceProxyView SkImage_GpuYUVA::refMippedView(GrRecordingContext* context) const { |
| // if invalid or already has miplevels |
| this->flattenToRGB(context); |
| if (!fRGBView || fRGBView.asTextureProxy()->mipMapped() == GrMipMapped::kYes) { |
| return fRGBView; |
| } |
| |
| // need to generate mips for the proxy |
| auto mippedView = GrCopyBaseMipMapToView(context, fRGBView); |
| if (!mippedView) { |
| return {}; |
| } |
| |
| fRGBView = std::move(mippedView); |
| return fRGBView; |
| } |
| |
| const GrSurfaceProxyView* SkImage_GpuYUVA::view(GrRecordingContext* context) const { |
| this->flattenToRGB(context); |
| if (!fRGBView.proxy()) { |
| return nullptr; |
| } |
| return &fRGBView; |
| } |
| |
| ////////////////////////////////////////////////////////////////////////////////////////////////// |
| |
| sk_sp<SkImage> SkImage_GpuYUVA::onMakeColorTypeAndColorSpace( |
| GrRecordingContext*, SkColorType, sk_sp<SkColorSpace> targetCS) const { |
| // We explicitly ignore color type changes, for now. |
| |
| // we may need a mutex here but for now we expect usage to be in a single thread |
| if (fOnMakeColorSpaceTarget && |
| SkColorSpace::Equals(targetCS.get(), fOnMakeColorSpaceTarget.get())) { |
| return fOnMakeColorSpaceResult; |
| } |
| sk_sp<SkImage> result = sk_sp<SkImage>(new SkImage_GpuYUVA(this, targetCS)); |
| if (result) { |
| fOnMakeColorSpaceTarget = targetCS; |
| fOnMakeColorSpaceResult = result; |
| } |
| return result; |
| } |
| |
| sk_sp<SkImage> SkImage_GpuYUVA::onReinterpretColorSpace(sk_sp<SkColorSpace> newCS) const { |
| return sk_make_sp<SkImage_GpuYUVA>(fContext, this->dimensions(), kNeedNewImageUniqueID, |
| fYUVColorSpace, fViews, fNumViews, fYUVAIndices, fOrigin, |
| std::move(newCS)); |
| } |
| |
| ////////////////////////////////////////////////////////////////////////////////////////////////// |
| |
| sk_sp<SkImage> SkImage::MakeFromYUVATextures(GrContext* ctx, |
| SkYUVColorSpace colorSpace, |
| const GrBackendTexture yuvaTextures[], |
| const SkYUVAIndex yuvaIndices[4], |
| SkISize imageSize, |
| GrSurfaceOrigin imageOrigin, |
| sk_sp<SkColorSpace> imageColorSpace, |
| TextureReleaseProc textureReleaseProc, |
| ReleaseContext releaseContext) { |
| sk_sp<GrRefCntedCallback> releaseHelper; |
| if (textureReleaseProc) { |
| releaseHelper.reset(new GrRefCntedCallback(textureReleaseProc, releaseContext)); |
| } |
| |
| int numTextures; |
| if (!SkYUVAIndex::AreValidIndices(yuvaIndices, &numTextures)) { |
| return nullptr; |
| } |
| |
| GrSurfaceProxyView tempViews[4]; |
| if (!SkImage_GpuBase::MakeTempTextureProxies(ctx, yuvaTextures, numTextures, yuvaIndices, |
| imageOrigin, tempViews, |
| std::move(releaseHelper))) { |
| return nullptr; |
| } |
| |
| return sk_make_sp<SkImage_GpuYUVA>(sk_ref_sp(ctx), imageSize, kNeedNewImageUniqueID, colorSpace, |
| tempViews, numTextures, yuvaIndices, imageOrigin, |
| imageColorSpace); |
| } |
| |
| sk_sp<SkImage> SkImage::MakeFromYUVAPixmaps(GrContext* context, SkYUVColorSpace yuvColorSpace, |
| const SkPixmap yuvaPixmaps[], |
| const SkYUVAIndex yuvaIndices[4], SkISize imageSize, |
| GrSurfaceOrigin imageOrigin, bool buildMips, |
| bool limitToMaxTextureSize, |
| sk_sp<SkColorSpace> imageColorSpace) { |
| if (!context) { |
| return nullptr; // until we impl this for raster backend |
| } |
| |
| int numPixmaps; |
| if (!SkYUVAIndex::AreValidIndices(yuvaIndices, &numPixmaps)) { |
| return nullptr; |
| } |
| |
| if (!context->priv().caps()->mipMapSupport()) { |
| buildMips = false; |
| } |
| |
| // Make proxies |
| GrSurfaceProxyView tempViews[4]; |
| for (int i = 0; i < numPixmaps; ++i) { |
| const SkPixmap* pixmap = &yuvaPixmaps[i]; |
| SkAutoPixmapStorage resized; |
| int maxTextureSize = context->priv().caps()->maxTextureSize(); |
| int maxDim = std::max(yuvaPixmaps[i].width(), yuvaPixmaps[i].height()); |
| if (limitToMaxTextureSize && maxDim > maxTextureSize) { |
| float scale = static_cast<float>(maxTextureSize) / maxDim; |
| int newWidth = std::min(static_cast<int>(yuvaPixmaps[i].width() * scale), maxTextureSize); |
| int newHeight = |
| std::min(static_cast<int>(yuvaPixmaps[i].height() * scale), maxTextureSize); |
| SkImageInfo info = yuvaPixmaps[i].info().makeWH(newWidth, newHeight); |
| if (!resized.tryAlloc(info) || |
| !yuvaPixmaps[i].scalePixels(resized, kLow_SkFilterQuality)) { |
| return nullptr; |
| } |
| pixmap = &resized; |
| } |
| // Turn the pixmap into a GrTextureProxy |
| SkBitmap bmp; |
| bmp.installPixels(*pixmap); |
| GrBitmapTextureMaker bitmapMaker(context, bmp, GrImageTexGenPolicy::kNew_Uncached_Budgeted); |
| GrMipMapped mipMapped = buildMips ? GrMipMapped::kYes : GrMipMapped::kNo; |
| GrSurfaceProxyView view; |
| tempViews[i] = bitmapMaker.view(mipMapped); |
| if (!tempViews[i]) { |
| return nullptr; |
| } |
| } |
| |
| return sk_make_sp<SkImage_GpuYUVA>(sk_ref_sp(context), imageSize, kNeedNewImageUniqueID, |
| yuvColorSpace, tempViews, numPixmaps, yuvaIndices, |
| imageOrigin, imageColorSpace); |
| } |
| |
| ///////////////////////////////////////////////////////////////////////////////////////////////// |
| sk_sp<SkImage> SkImage_GpuYUVA::MakePromiseYUVATexture( |
| GrContext* context, |
| SkYUVColorSpace yuvColorSpace, |
| const GrBackendFormat yuvaFormats[], |
| const SkISize yuvaSizes[], |
| const SkYUVAIndex yuvaIndices[4], |
| int imageWidth, |
| int imageHeight, |
| GrSurfaceOrigin imageOrigin, |
| sk_sp<SkColorSpace> imageColorSpace, |
| PromiseImageTextureFulfillProc textureFulfillProc, |
| PromiseImageTextureReleaseProc textureReleaseProc, |
| PromiseImageTextureDoneProc promiseDoneProc, |
| PromiseImageTextureContext textureContexts[], |
| PromiseImageApiVersion version) { |
| int numTextures; |
| bool valid = SkYUVAIndex::AreValidIndices(yuvaIndices, &numTextures); |
| |
| // The contract here is that if 'promiseDoneProc' is passed in it should always be called, |
| // even if creation of the SkImage fails. Once we call MakePromiseImageLazyProxy it takes |
| // responsibility for calling the done proc. |
| if (!promiseDoneProc) { |
| return nullptr; |
| } |
| int proxiesCreated = 0; |
| SkScopeExit callDone([promiseDoneProc, textureContexts, numTextures, &proxiesCreated]() { |
| for (int i = proxiesCreated; i < numTextures; ++i) { |
| promiseDoneProc(textureContexts[i]); |
| } |
| }); |
| |
| if (!valid) { |
| return nullptr; |
| } |
| |
| if (!context) { |
| return nullptr; |
| } |
| |
| if (imageWidth <= 0 || imageHeight <= 0) { |
| return nullptr; |
| } |
| |
| SkAlphaType at = (-1 != yuvaIndices[SkYUVAIndex::kA_Index].fIndex) ? kPremul_SkAlphaType |
| : kOpaque_SkAlphaType; |
| SkImageInfo info = |
| SkImageInfo::Make(imageWidth, imageHeight, kAssumedColorType, at, imageColorSpace); |
| if (!SkImageInfoIsValid(info)) { |
| return nullptr; |
| } |
| |
| // verify sizes with expected texture count |
| for (int i = 0; i < numTextures; ++i) { |
| if (yuvaSizes[i].isEmpty()) { |
| return nullptr; |
| } |
| } |
| for (int i = numTextures; i < SkYUVASizeInfo::kMaxCount; ++i) { |
| if (!yuvaSizes[i].isEmpty()) { |
| return nullptr; |
| } |
| } |
| |
| // Get lazy proxies |
| GrSurfaceProxyView views[4]; |
| for (int texIdx = 0; texIdx < numTextures; ++texIdx) { |
| auto proxy = MakePromiseImageLazyProxy( |
| context, yuvaSizes[texIdx].width(), yuvaSizes[texIdx].height(), |
| yuvaFormats[texIdx], GrMipMapped::kNo, textureFulfillProc, textureReleaseProc, |
| promiseDoneProc, textureContexts[texIdx], version); |
| ++proxiesCreated; |
| if (!proxy) { |
| return nullptr; |
| } |
| views[texIdx] = GrSurfaceProxyView(std::move(proxy), imageOrigin, GrSwizzle("rgba")); |
| } |
| |
| return sk_make_sp<SkImage_GpuYUVA>(sk_ref_sp(context), SkISize{imageWidth, imageHeight}, |
| kNeedNewImageUniqueID, yuvColorSpace, views, numTextures, |
| yuvaIndices, imageOrigin, std::move(imageColorSpace)); |
| } |