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skia2/tools/DDLPromiseImageHelper.cpp
Adlai Holler a069304560 Rename GrContextPriv to GrDirectContextPriv 
Change-Id: I3fccadd8a2860dbee73f93f995738146373f8a39
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/326196
Commit-Queue: Adlai Holler <adlai@google.com>
Auto-Submit: Adlai Holler <adlai@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
2020-10-14 16:46:01 +00:00

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/*
* 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 "tools/DDLPromiseImageHelper.h"
#include "include/core/SkDeferredDisplayListRecorder.h"
#include "include/core/SkPicture.h"
#include "include/core/SkSerialProcs.h"
#include "include/core/SkYUVAIndex.h"
#include "include/core/SkYUVASizeInfo.h"
#include "include/gpu/GrDirectContext.h"
#include "src/codec/SkCodecImageGenerator.h"
#include "src/core/SkCachedData.h"
#include "src/core/SkMipmap.h"
#include "src/core/SkTaskGroup.h"
#include "src/gpu/GrDirectContextPriv.h"
#include "src/image/SkImage_Base.h"
#include "src/image/SkImage_GpuYUVA.h"
DDLPromiseImageHelper::PromiseImageInfo::PromiseImageInfo(int index,
uint32_t originalUniqueID,
const SkImageInfo& ii)
: fIndex(index)
, fOriginalUniqueID(originalUniqueID)
, fImageInfo(ii) {
}
DDLPromiseImageHelper::PromiseImageInfo::PromiseImageInfo(PromiseImageInfo&& other)
: fIndex(other.fIndex)
, fOriginalUniqueID(other.fOriginalUniqueID)
, fImageInfo(other.fImageInfo)
, fBaseLevel(other.fBaseLevel)
, fMipLevels(std::move(other.fMipLevels))
, fYUVAPixmaps(std::move(other.fYUVAPixmaps)) {
for (int i = 0; i < SkYUVASizeInfo::kMaxCount; ++i) {
fCallbackContexts[i] = std::move(other.fCallbackContexts[i]);
}
std::copy_n(other.fYUVAIndices, SkYUVAIndex::kIndexCount, fYUVAIndices);
}
DDLPromiseImageHelper::PromiseImageInfo::~PromiseImageInfo() {}
std::unique_ptr<SkPixmap[]> DDLPromiseImageHelper::PromiseImageInfo::normalMipLevels() const {
SkASSERT(!this->isYUV());
std::unique_ptr<SkPixmap[]> pixmaps(new SkPixmap[this->numMipLevels()]);
pixmaps[0] = fBaseLevel.pixmap();
if (fMipLevels) {
for (int i = 0; i < fMipLevels->countLevels(); ++i) {
SkMipmap::Level mipLevel;
fMipLevels->getLevel(i, &mipLevel);
pixmaps[i+1] = mipLevel.fPixmap;
}
}
return pixmaps;
}
int DDLPromiseImageHelper::PromiseImageInfo::numMipLevels() const {
SkASSERT(!this->isYUV());
return fMipLevels ? fMipLevels->countLevels()+1 : 1;
}
void DDLPromiseImageHelper::PromiseImageInfo::setMipLevels(const SkBitmap& baseLevel,
std::unique_ptr<SkMipmap> mipLevels) {
fBaseLevel = baseLevel;
fMipLevels = std::move(mipLevels);
}
void DDLPromiseImageHelper::PromiseImageInfo::initYUVAIndices() {
SkYUVASizeInfo unusedSizeInfo;
fYUVAPixmaps.toLegacy(&unusedSizeInfo, fYUVAIndices);
// We can wind up with alpha pixmaps that become red textures. If so, update YUVA indices.
// Note: This goes away when we start creating YUVA images using SkYUVAInfo.
for (int i = 0; i < SkYUVAIndex::kIndexCount; ++i) {
if (fYUVAIndices[i].fIndex >= 0) {
int textureIdx = fYUVAIndices[i].fIndex;
const auto& format = fCallbackContexts[textureIdx]->backendFormat();
if (fYUVAIndices[i].fChannel == SkColorChannel::kA &&
format.channelMask() == SkColorChannelFlag::kRed_SkColorChannelFlag) {
fYUVAIndices[i].fChannel = SkColorChannel::kR;
}
}
}
}
///////////////////////////////////////////////////////////////////////////////////////////////////
PromiseImageCallbackContext::~PromiseImageCallbackContext() {
SkASSERT(fDoneCnt == fNumImages);
SkASSERT(!fUnreleasedFulfills);
SkASSERT(fTotalReleases == fTotalFulfills);
SkASSERT(!fTotalFulfills || fDoneCnt);
if (fPromiseImageTexture) {
fContext->deleteBackendTexture(fPromiseImageTexture->backendTexture());
}
}
void PromiseImageCallbackContext::setBackendTexture(const GrBackendTexture& backendTexture) {
SkASSERT(!fPromiseImageTexture);
SkASSERT(fBackendFormat == backendTexture.getBackendFormat());
fPromiseImageTexture = SkPromiseImageTexture::Make(backendTexture);
}
void PromiseImageCallbackContext::destroyBackendTexture() {
SkASSERT(!fPromiseImageTexture || fPromiseImageTexture->unique());
if (fPromiseImageTexture) {
fContext->deleteBackendTexture(fPromiseImageTexture->backendTexture());
}
fPromiseImageTexture = nullptr;
}
///////////////////////////////////////////////////////////////////////////////////////////////////
sk_sp<SkData> DDLPromiseImageHelper::deflateSKP(const SkPicture* inputPicture) {
SkSerialProcs procs;
procs.fImageCtx = this;
procs.fImageProc = [](SkImage* image, void* ctx) -> sk_sp<SkData> {
auto helper = static_cast<DDLPromiseImageHelper*>(ctx);
int id = helper->findOrDefineImage(image);
// Even if 'id' is invalid (i.e., -1) write it to the SKP
return SkData::MakeWithCopy(&id, sizeof(id));
};
return inputPicture->serialize(&procs);
}
static GrBackendTexture create_yuva_texture(GrDirectContext* direct, const SkPixmap& pm,
const SkYUVAIndex yuvaIndices[4], int texIndex) {
SkASSERT(texIndex >= 0 && texIndex <= 3);
#ifdef SK_DEBUG
int channelCount = 0;
for (int i = 0; i < SkYUVAIndex::kIndexCount; ++i) {
if (yuvaIndices[i].fIndex == texIndex) {
++channelCount;
}
}
if (2 == channelCount) {
SkASSERT(kR8G8_unorm_SkColorType == pm.colorType());
}
#endif
bool finishedBECreate = false;
auto markFinished = [](void* context) {
*(bool*)context = true;
};
auto beTex = direct->createBackendTexture(&pm, 1, GrRenderable::kNo, GrProtected::kNo,
markFinished, &finishedBECreate);
if (beTex.isValid()) {
direct->submit();
while (!finishedBECreate) {
direct->checkAsyncWorkCompletion();
}
}
return beTex;
}
/*
* Create backend textures and upload data to them for all the textures required to satisfy
* a single promise image.
* For YUV textures this will result in up to 4 actual textures.
*/
void DDLPromiseImageHelper::CreateBETexturesForPromiseImage(GrDirectContext* direct,
PromiseImageInfo* info) {
if (info->isYUV()) {
int numPixmaps;
SkAssertResult(SkYUVAIndex::AreValidIndices(info->yuvaIndices(), &numPixmaps));
for (int j = 0; j < numPixmaps; ++j) {
const SkPixmap& yuvPixmap = info->yuvPixmap(j);
PromiseImageCallbackContext* callbackContext = info->callbackContext(j);
SkASSERT(callbackContext);
// DDL TODO: what should we do with mipmapped YUV images
callbackContext->setBackendTexture(create_yuva_texture(direct, yuvPixmap,
info->yuvaIndices(), j));
SkASSERT(callbackContext->promiseImageTexture());
}
} else {
PromiseImageCallbackContext* callbackContext = info->callbackContext(0);
if (!callbackContext) {
// This texture would've been too large to fit on the GPU
return;
}
std::unique_ptr<SkPixmap[]> mipLevels = info->normalMipLevels();
bool finishedBECreate = false;
auto markFinished = [](void* context) {
*(bool*)context = true;
};
auto backendTex = direct->createBackendTexture(mipLevels.get(), info->numMipLevels(),
GrRenderable::kNo, GrProtected::kNo,
markFinished, &finishedBECreate);
SkASSERT(backendTex.isValid());
direct->submit();
while (!finishedBECreate) {
direct->checkAsyncWorkCompletion();
}
callbackContext->setBackendTexture(backendTex);
}
}
void DDLPromiseImageHelper::DeleteBETexturesForPromiseImage(GrDirectContext* direct,
PromiseImageInfo* info) {
if (info->isYUV()) {
int numPixmaps;
SkAssertResult(SkYUVAIndex::AreValidIndices(info->yuvaIndices(), &numPixmaps));
for (int j = 0; j < numPixmaps; ++j) {
PromiseImageCallbackContext* callbackContext = info->callbackContext(j);
SkASSERT(callbackContext);
callbackContext->destroyBackendTexture();
SkASSERT(!callbackContext->promiseImageTexture());
}
} else {
PromiseImageCallbackContext* callbackContext = info->callbackContext(0);
if (!callbackContext) {
// This texture would've been too large to fit on the GPU
return;
}
callbackContext->destroyBackendTexture();
SkASSERT(!callbackContext->promiseImageTexture());
}
}
void DDLPromiseImageHelper::createCallbackContexts(GrDirectContext* direct) {
const GrCaps* caps = direct->priv().caps();
const int maxDimension = caps->maxTextureSize();
for (int i = 0; i < fImageInfo.count(); ++i) {
PromiseImageInfo& info = fImageInfo[i];
if (info.isYUV()) {
int numPixmaps = info.numYUVAPlanes();
for (int j = 0; j < numPixmaps; ++j) {
const SkPixmap& yuvPixmap = info.yuvPixmap(j);
GrBackendFormat backendFormat = direct->defaultBackendFormat(yuvPixmap.colorType(),
GrRenderable::kNo);
sk_sp<PromiseImageCallbackContext> callbackContext(
new PromiseImageCallbackContext(direct, backendFormat));
info.setCallbackContext(j, std::move(callbackContext));
}
info.initYUVAIndices();
} else {
const SkBitmap& baseLevel = info.baseLevel();
// TODO: explicitly mark the PromiseImageInfo as too big and check in uploadAllToGPU
if (maxDimension < std::max(baseLevel.width(), baseLevel.height())) {
// This won't fit on the GPU. Fallback to a raster-backed image per tile.
continue;
}
GrBackendFormat backendFormat = direct->defaultBackendFormat(baseLevel.colorType(),
GrRenderable::kNo);
if (!caps->isFormatTexturable(backendFormat)) {
continue;
}
sk_sp<PromiseImageCallbackContext> callbackContext(
new PromiseImageCallbackContext(direct, backendFormat));
info.setCallbackContext(0, std::move(callbackContext));
}
}
}
void DDLPromiseImageHelper::uploadAllToGPU(SkTaskGroup* taskGroup, GrDirectContext* direct) {
if (taskGroup) {
for (int i = 0; i < fImageInfo.count(); ++i) {
PromiseImageInfo* info = &fImageInfo[i];
taskGroup->add([direct, info]() { CreateBETexturesForPromiseImage(direct, info); });
}
} else {
for (int i = 0; i < fImageInfo.count(); ++i) {
CreateBETexturesForPromiseImage(direct, &fImageInfo[i]);
}
}
}
void DDLPromiseImageHelper::deleteAllFromGPU(SkTaskGroup* taskGroup, GrDirectContext* direct) {
if (taskGroup) {
for (int i = 0; i < fImageInfo.count(); ++i) {
PromiseImageInfo* info = &fImageInfo[i];
taskGroup->add([direct, info]() { DeleteBETexturesForPromiseImage(direct, info); });
}
} else {
for (int i = 0; i < fImageInfo.count(); ++i) {
DeleteBETexturesForPromiseImage(direct, &fImageInfo[i]);
}
}
}
sk_sp<SkPicture> DDLPromiseImageHelper::reinflateSKP(
SkDeferredDisplayListRecorder* recorder,
SkData* compressedPictureData,
SkTArray<sk_sp<SkImage>>* promiseImages) const {
PerRecorderContext perRecorderContext { recorder, this, promiseImages };
SkDeserialProcs procs;
procs.fImageCtx = (void*) &perRecorderContext;
procs.fImageProc = CreatePromiseImages;
return SkPicture::MakeFromData(compressedPictureData, &procs);
}
// This generates promise images to replace the indices in the compressed picture. This
// reconstitution is performed separately in each thread so we end up with multiple
// promise images referring to the same GrBackendTexture.
sk_sp<SkImage> DDLPromiseImageHelper::CreatePromiseImages(const void* rawData,
size_t length, void* ctxIn) {
PerRecorderContext* perRecorderContext = static_cast<PerRecorderContext*>(ctxIn);
const DDLPromiseImageHelper* helper = perRecorderContext->fHelper;
SkDeferredDisplayListRecorder* recorder = perRecorderContext->fRecorder;
SkASSERT(length == sizeof(int));
const int* indexPtr = static_cast<const int*>(rawData);
if (!helper->isValidID(*indexPtr)) {
return nullptr;
}
const DDLPromiseImageHelper::PromiseImageInfo& curImage = helper->getInfo(*indexPtr);
// If there is no callback context that means 'createCallbackContexts' determined the
// texture wouldn't fit on the GPU. Create a separate bitmap-backed image for each thread.
if (!curImage.isYUV() && !curImage.callbackContext(0)) {
SkASSERT(curImage.baseLevel().isImmutable());
return SkImage::MakeFromBitmap(curImage.baseLevel());
}
SkASSERT(curImage.index() == *indexPtr);
sk_sp<SkImage> image;
if (curImage.isYUV()) {
GrBackendFormat backendFormats[SkYUVASizeInfo::kMaxCount];
void* contexts[SkYUVASizeInfo::kMaxCount] = { nullptr, nullptr, nullptr, nullptr };
SkISize sizes[SkYUVASizeInfo::kMaxCount];
// TODO: store this value somewhere?
int textureCount;
SkAssertResult(SkYUVAIndex::AreValidIndices(curImage.yuvaIndices(), &textureCount));
for (int i = 0; i < textureCount; ++i) {
backendFormats[i] = curImage.backendFormat(i);
SkASSERT(backendFormats[i].isValid());
contexts[i] = curImage.refCallbackContext(i).release();
sizes[i].set(curImage.yuvPixmap(i).width(), curImage.yuvPixmap(i).height());
}
for (int i = textureCount; i < SkYUVASizeInfo::kMaxCount; ++i) {
sizes[i] = SkISize::MakeEmpty();
}
image = recorder->makeYUVAPromiseTexture(
curImage.yuvColorSpace(),
backendFormats,
sizes,
curImage.yuvaIndices(),
curImage.overallWidth(),
curImage.overallHeight(),
GrSurfaceOrigin::kTopLeft_GrSurfaceOrigin,
curImage.refOverallColorSpace(),
PromiseImageCallbackContext::PromiseImageFulfillProc,
PromiseImageCallbackContext::PromiseImageReleaseProc,
PromiseImageCallbackContext::PromiseImageDoneProc,
contexts,
SkDeferredDisplayListRecorder::PromiseImageApiVersion::kNew);
for (int i = 0; i < textureCount; ++i) {
curImage.callbackContext(i)->wasAddedToImage();
}
#ifdef SK_DEBUG
{
// By the peekProxy contract this image should not have a single backing proxy so
// should return null. The call should also not trigger the conversion to RGBA.
SkImage_GpuYUVA* yuva = reinterpret_cast<SkImage_GpuYUVA*>(image.get());
SkASSERT(!yuva->peekProxy());
SkASSERT(!yuva->peekProxy()); // the first call didn't force a conversion to RGBA
}
#endif
} else {
const GrBackendFormat& backendFormat = curImage.backendFormat(0);
SkASSERT(backendFormat.isValid());
// Each DDL recorder gets its own ref on the promise callback context for the
// promise images it creates.
image = recorder->makePromiseTexture(
backendFormat,
curImage.overallWidth(),
curImage.overallHeight(),
curImage.mipMapped(0),
GrSurfaceOrigin::kTopLeft_GrSurfaceOrigin,
curImage.overallColorType(),
curImage.overallAlphaType(),
curImage.refOverallColorSpace(),
PromiseImageCallbackContext::PromiseImageFulfillProc,
PromiseImageCallbackContext::PromiseImageReleaseProc,
PromiseImageCallbackContext::PromiseImageDoneProc,
(void*)curImage.refCallbackContext(0).release(),
SkDeferredDisplayListRecorder::PromiseImageApiVersion::kNew);
curImage.callbackContext(0)->wasAddedToImage();
}
perRecorderContext->fPromiseImages->push_back(image);
SkASSERT(image);
return image;
}
int DDLPromiseImageHelper::findImage(SkImage* image) const {
for (int i = 0; i < fImageInfo.count(); ++i) {
if (fImageInfo[i].originalUniqueID() == image->uniqueID()) { // trying to dedup here
SkASSERT(fImageInfo[i].index() == i);
SkASSERT(this->isValidID(i) && this->isValidID(fImageInfo[i].index()));
return i;
}
}
return -1;
}
int DDLPromiseImageHelper::addImage(SkImage* image) {
SkImage_Base* ib = as_IB(image);
SkImageInfo overallII = SkImageInfo::Make(image->width(), image->height(),
image->colorType() == kBGRA_8888_SkColorType
? kRGBA_8888_SkColorType
: image->colorType(),
image->alphaType(),
image->refColorSpace());
PromiseImageInfo& newImageInfo = fImageInfo.emplace_back(fImageInfo.count(),
image->uniqueID(),
overallII);
auto codec = SkCodecImageGenerator::MakeFromEncodedCodec(ib->refEncodedData());
SkYUVAPixmapInfo yuvaInfo;
if (codec && codec->queryYUVAInfo(fSupportedYUVADataTypes, &yuvaInfo)) {
auto yuvaPixmaps = SkYUVAPixmaps::Allocate(yuvaInfo);
SkAssertResult(codec->getYUVAPlanes(yuvaPixmaps));
SkASSERT(yuvaPixmaps.isValid());
newImageInfo.setYUVPlanes(std::move(yuvaPixmaps));
} else {
sk_sp<SkImage> rasterImage = image->makeRasterImage(); // force decoding of lazy images
if (!rasterImage) {
return -1;
}
SkBitmap tmp;
tmp.allocPixels(overallII);
if (!rasterImage->readPixels(nullptr, tmp.pixmap(), 0, 0)) {
return -1;
}
tmp.setImmutable();
// Given how the DDL testing harness works (i.e., only modifying the SkImages w/in an
// SKP) we don't know if a given SkImage will require mipmapping. To work around this
// we just try to create all the backend textures as mipmapped but, failing that, fall
// back to un-mipped.
std::unique_ptr<SkMipmap> mipmaps(SkMipmap::Build(tmp.pixmap(), nullptr));
newImageInfo.setMipLevels(tmp, std::move(mipmaps));
}
// In either case newImageInfo's PromiseImageCallbackContext is filled in by uploadAllToGPU
return fImageInfo.count()-1;
}
int DDLPromiseImageHelper::findOrDefineImage(SkImage* image) {
int preExistingID = this->findImage(image);
if (preExistingID >= 0) {
SkASSERT(this->isValidID(preExistingID));
return preExistingID;
}
int newID = this->addImage(image);
return newID;
}
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