blob: 398c423a17d4b10e8332886c4ff7ab3a728c30e6 [file] [log] [blame]
/*
* 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 "GrClip.h"
#include "GrContext.h"
#include "GrContextPriv.h"
#include "GrGpu.h"
#include "GrRenderTargetContext.h"
#include "GrTexture.h"
#include "GrTextureProducer.h"
#include "SkAutoPixmapStorage.h"
#include "SkGr.h"
#include "SkImage_Gpu.h"
#include "SkImage_GpuYUVA.h"
#include "SkMipMap.h"
#include "SkScopeExit.h"
#include "SkYUVASizeInfo.h"
#include "effects/GrYUVtoRGBEffect.h"
SkImage_GpuYUVA::SkImage_GpuYUVA(sk_sp<GrContext> context, int width, int height, uint32_t uniqueID,
SkYUVColorSpace colorSpace, sk_sp<GrTextureProxy> proxies[],
int numProxies, const SkYUVAIndex yuvaIndices[4],
GrSurfaceOrigin origin, sk_sp<SkColorSpace> imageColorSpace)
: INHERITED(std::move(context), width, height, uniqueID,
// 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), imageColorSpace)
, fNumProxies(numProxies)
, fYUVColorSpace(colorSpace)
, fOrigin(origin) {
// The caller should have done this work, just verifying
SkDEBUGCODE(int textureCount;)
SkASSERT(SkYUVAIndex::AreValidIndices(yuvaIndices, &textureCount));
SkASSERT(textureCount == fNumProxies);
for (int i = 0; i < numProxies; ++i) {
fProxies[i] = std::move(proxies[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->width(), image->height(), kNeedNewImageUniqueID,
// 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), image->fColorSpace)
, fNumProxies(image->fNumProxies)
, fYUVColorSpace(image->fYUVColorSpace)
, fOrigin(image->fOrigin)
, fTargetColorSpace(targetCS) {
// The caller should have done this work, just verifying
SkDEBUGCODE(int textureCount;)
SkASSERT(SkYUVAIndex::AreValidIndices(image->fYUVAIndices, &textureCount));
SkASSERT(textureCount == fNumProxies);
for (int i = 0; i < fNumProxies; ++i) {
fProxies[i] = image->fProxies[i]; // we ref in this case, not move
}
memcpy(fYUVAIndices, image->fYUVAIndices, 4 * sizeof(SkYUVAIndex));
}
SkImage_GpuYUVA::~SkImage_GpuYUVA() {}
SkImageInfo SkImage_GpuYUVA::onImageInfo() const {
// Note: this is the imageInfo for the flattened image, not the YUV planes
return SkImageInfo::Make(this->width(), this->height(), kRGBA_8888_SkColorType,
fAlphaType, fTargetColorSpace ? fTargetColorSpace : fColorSpace);
}
bool SkImage_GpuYUVA::setupMipmapsForPlanes() const {
for (int i = 0; i < fNumProxies; ++i) {
GrTextureProducer::CopyParams copyParams;
int mipCount = SkMipMap::ComputeLevelCount(fProxies[i]->width(), fProxies[i]->height());
if (mipCount && GrGpu::IsACopyNeededForMips(fContext->priv().caps(),
fProxies[i].get(),
GrSamplerState::Filter::kMipMap,
&copyParams)) {
auto mippedProxy = GrCopyBaseMipMapToTextureProxy(fContext.get(), fProxies[i].get());
if (!mippedProxy) {
return false;
}
fProxies[i] = mippedProxy;
}
}
return true;
}
//////////////////////////////////////////////////////////////////////////////////////////////////
sk_sp<GrTextureProxy> SkImage_GpuYUVA::asTextureProxyRef() const {
if (!fRGBProxy) {
const GrBackendFormat format =
fContext->priv().caps()->getBackendFormatFromColorType(kRGBA_8888_SkColorType);
// Needs to create a render target in order to draw to it for the yuv->rgb conversion.
sk_sp<GrRenderTargetContext> renderTargetContext(
fContext->priv().makeDeferredRenderTargetContext(
format, SkBackingFit::kExact, this->width(), this->height(),
kRGBA_8888_GrPixelConfig, fColorSpace, 1, GrMipMapped::kNo, fOrigin));
if (!renderTargetContext) {
return nullptr;
}
auto colorSpaceXform = GrColorSpaceXform::Make(fColorSpace.get(), fAlphaType,
fTargetColorSpace.get(), fAlphaType);
const SkRect rect = SkRect::MakeIWH(this->width(), this->height());
if (!RenderYUVAToRGBA(fContext.get(), renderTargetContext.get(), rect, fYUVColorSpace,
std::move(colorSpaceXform), fProxies, fYUVAIndices)) {
return nullptr;
}
fRGBProxy = renderTargetContext->asTextureProxyRef();
}
return fRGBProxy;
}
sk_sp<GrTextureProxy> SkImage_GpuYUVA::asMippedTextureProxyRef() const {
// if invalid or already has miplevels
auto proxy = this->asTextureProxyRef();
if (!proxy || GrMipMapped::kYes == fRGBProxy->mipMapped()) {
return proxy;
}
// need to generate mips for the proxy
if (auto mippedProxy = GrCopyBaseMipMapToTextureProxy(fContext.get(), proxy.get())) {
fRGBProxy = mippedProxy;
return mippedProxy;
}
// failed to generate mips
return nullptr;
}
//////////////////////////////////////////////////////////////////////////////////////////////////
sk_sp<SkImage> SkImage_GpuYUVA::onMakeColorTypeAndColorSpace(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::MakeFromYUVATextures(GrContext* ctx,
SkYUVColorSpace colorSpace,
const GrBackendTexture yuvaTextures[],
const SkYUVAIndex yuvaIndices[4],
SkISize imageSize,
GrSurfaceOrigin imageOrigin,
sk_sp<SkColorSpace> imageColorSpace) {
int numTextures;
if (!SkYUVAIndex::AreValidIndices(yuvaIndices, &numTextures)) {
return nullptr;
}
sk_sp<GrTextureProxy> tempTextureProxies[4];
if (!SkImage_GpuBase::MakeTempTextureProxies(ctx, yuvaTextures, numTextures, yuvaIndices,
imageOrigin, tempTextureProxies)) {
return nullptr;
}
return sk_make_sp<SkImage_GpuYUVA>(sk_ref_sp(ctx), imageSize.width(), imageSize.height(),
kNeedNewImageUniqueID, colorSpace, tempTextureProxies,
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) {
int numPixmaps;
if (!SkYUVAIndex::AreValidIndices(yuvaIndices, &numPixmaps)) {
return nullptr;
}
// Make proxies
GrProxyProvider* proxyProvider = context->priv().proxyProvider();
sk_sp<GrTextureProxy> tempTextureProxies[4];
for (int i = 0; i < numPixmaps; ++i) {
const SkPixmap* pixmap = &yuvaPixmaps[i];
SkAutoPixmapStorage resized;
int maxTextureSize = context->priv().caps()->maxTextureSize();
int maxDim = SkTMax(yuvaPixmaps[i].width(), yuvaPixmaps[i].height());
if (limitToMaxTextureSize && maxDim > maxTextureSize) {
float scale = static_cast<float>(maxTextureSize) / maxDim;
int newWidth = SkTMin(static_cast<int>(yuvaPixmaps[i].width() * scale),
maxTextureSize);
int newHeight = SkTMin(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
if (buildMips) {
SkBitmap bmp;
bmp.installPixels(*pixmap);
tempTextureProxies[i] = proxyProvider->createMipMapProxyFromBitmap(bmp);
}
if (!tempTextureProxies[i]) {
if (SkImageInfoIsValid(pixmap->info())) {
ATRACE_ANDROID_FRAMEWORK("Upload Texture [%ux%u]",
pixmap->width(), pixmap->height());
// We don't need a release proc on the data in pixmap since we know we are in a
// GrContext that has a resource provider. Thus the createTextureProxy call will
// immediately upload the data.
sk_sp<SkImage> image = SkImage::MakeFromRaster(*pixmap, nullptr, nullptr);
tempTextureProxies[i] =
proxyProvider->createTextureProxy(std::move(image), kNone_GrSurfaceFlags, 1,
SkBudgeted::kYes, SkBackingFit::kExact);
}
}
if (!tempTextureProxies[i]) {
return nullptr;
}
}
return sk_make_sp<SkImage_GpuYUVA>(sk_ref_sp(context), imageSize.width(), imageSize.height(),
kNeedNewImageUniqueID, yuvColorSpace, tempTextureProxies,
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[],
DelayReleaseCallback delayReleaseCallback) {
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, kRGBA_8888_SkColorType,
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
sk_sp<GrTextureProxy> proxies[4];
for (int texIdx = 0; texIdx < numTextures; ++texIdx) {
GrPixelConfig config =
context->priv().caps()->getYUVAConfigFromBackendFormat(yuvaFormats[texIdx]);
if (config == kUnknown_GrPixelConfig) {
return nullptr;
}
proxies[texIdx] = MakePromiseImageLazyProxy(
context, yuvaSizes[texIdx].width(), yuvaSizes[texIdx].height(), imageOrigin, config,
yuvaFormats[texIdx], GrMipMapped::kNo, textureFulfillProc, textureReleaseProc,
promiseDoneProc, textureContexts[texIdx], delayReleaseCallback);
++proxiesCreated;
if (!proxies[texIdx]) {
return nullptr;
}
}
return sk_make_sp<SkImage_GpuYUVA>(sk_ref_sp(context), imageWidth, imageHeight,
kNeedNewImageUniqueID, yuvColorSpace, proxies, numTextures,
yuvaIndices, imageOrigin, std::move(imageColorSpace));
}