60ac5d0b67
Bug: skia:7903 Change-Id: I77346b301777479694b051486d95d720d8fd179f Reviewed-on: https://skia-review.googlesource.com/c/175360 Reviewed-by: Brian Salomon <bsalomon@google.com> Commit-Queue: Jim Van Verth <jvanverth@google.com>
331 lines
14 KiB
C++
331 lines
14 KiB
C++
/*
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* Copyright 2018 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "DDLPromiseImageHelper.h"
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#include "GrContext.h"
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#include "GrContextPriv.h"
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#include "GrGpu.h"
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#include "SkCachedData.h"
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#include "SkDeferredDisplayListRecorder.h"
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#include "SkImage_Base.h"
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#include "SkYUVAIndex.h"
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#include "SkYUVASizeInfo.h"
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DDLPromiseImageHelper::PromiseImageCallbackContext::~PromiseImageCallbackContext() {
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GrGpu* gpu = fContext->contextPriv().getGpu();
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if (fBackendTexture.isValid()) {
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gpu->deleteTestingOnlyBackendTexture(fBackendTexture);
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}
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}
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const GrCaps* DDLPromiseImageHelper::PromiseImageCallbackContext::caps() const {
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return fContext->contextPriv().caps();
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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DDLPromiseImageHelper::~DDLPromiseImageHelper() {}
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sk_sp<SkData> DDLPromiseImageHelper::deflateSKP(const SkPicture* inputPicture) {
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SkSerialProcs procs;
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procs.fImageCtx = this;
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procs.fImageProc = [](SkImage* image, void* ctx) -> sk_sp<SkData> {
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auto helper = static_cast<DDLPromiseImageHelper*>(ctx);
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int id = helper->findOrDefineImage(image);
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if (id >= 0) {
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SkASSERT(helper->isValidID(id));
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return SkData::MakeWithCopy(&id, sizeof(id));
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}
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return nullptr;
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};
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return inputPicture->serialize(&procs);
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}
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// needed until we have SkRG_88_ColorType;
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static GrBackendTexture create_yuva_texture(GrGpu* gpu, const SkPixmap& pm,
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const SkYUVAIndex yuvaIndices[4], int texIndex) {
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SkASSERT(texIndex >= 0 && texIndex <= 3);
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int channelCount = 0;
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for (int i = 0; i < SkYUVAIndex::kIndexCount; ++i) {
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if (yuvaIndices[i].fIndex == texIndex) {
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++channelCount;
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}
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}
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// Need to create an RG texture for two-channel planes
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GrBackendTexture tex;
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if (2 == channelCount) {
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SkASSERT(kRGBA_8888_SkColorType == pm.colorType());
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SkAutoTMalloc<char> pixels(2 * pm.width()*pm.height());
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char* currPixel = pixels;
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for (int y = 0; y < pm.height(); ++y) {
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for (int x = 0; x < pm.width(); ++x) {
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SkColor color = pm.getColor(x, y);
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currPixel[0] = SkColorGetR(color);
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currPixel[1] = SkColorGetG(color);
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currPixel += 2;
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}
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}
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tex = gpu->createTestingOnlyBackendTexture(
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pixels,
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pm.width(),
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pm.height(),
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GrColorType::kRG_88,
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false,
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GrMipMapped::kNo,
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2 * pm.width());
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} else {
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tex = gpu->createTestingOnlyBackendTexture(
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pm.addr(),
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pm.width(),
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pm.height(),
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pm.colorType(),
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false,
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GrMipMapped::kNo,
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pm.rowBytes());
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}
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return tex;
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}
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void DDLPromiseImageHelper::uploadAllToGPU(GrContext* context) {
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GrGpu* gpu = context->contextPriv().getGpu();
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SkASSERT(gpu);
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for (int i = 0; i < fImageInfo.count(); ++i) {
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const PromiseImageInfo& info = fImageInfo[i];
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// DDL TODO: how can we tell if we need mipmapping!
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if (info.isYUV()) {
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int numPixmaps;
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SkAssertResult(SkYUVAIndex::AreValidIndices(info.yuvaIndices(), &numPixmaps));
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for (int j = 0; j < numPixmaps; ++j) {
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const SkPixmap& yuvPixmap = info.yuvPixmap(j);
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sk_sp<PromiseImageCallbackContext> callbackContext(
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new PromiseImageCallbackContext(context));
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callbackContext->setBackendTexture(create_yuva_texture(gpu, yuvPixmap,
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info.yuvaIndices(), j));
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SkAssertResult(callbackContext->backendTexture().isValid());
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fImageInfo[i].setCallbackContext(j, std::move(callbackContext));
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}
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} else {
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sk_sp<PromiseImageCallbackContext> callbackContext(
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new PromiseImageCallbackContext(context));
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const SkBitmap& bm = info.normalBitmap();
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callbackContext->setBackendTexture(gpu->createTestingOnlyBackendTexture(
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bm.getPixels(),
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bm.width(),
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bm.height(),
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bm.colorType(),
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false, GrMipMapped::kNo,
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bm.rowBytes()));
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// The GMs sometimes request too large an image
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//SkAssertResult(callbackContext->backendTexture().isValid());
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fImageInfo[i].setCallbackContext(0, std::move(callbackContext));
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}
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}
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}
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sk_sp<SkPicture> DDLPromiseImageHelper::reinflateSKP(
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SkDeferredDisplayListRecorder* recorder,
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SkData* compressedPictureData,
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SkTArray<sk_sp<SkImage>>* promiseImages) const {
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PerRecorderContext perRecorderContext { recorder, this, promiseImages };
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SkDeserialProcs procs;
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procs.fImageCtx = (void*) &perRecorderContext;
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procs.fImageProc = PromiseImageCreator;
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return SkPicture::MakeFromData(compressedPictureData, &procs);
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}
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// This generates promise images to replace the indices in the compressed picture. This
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// reconstitution is performed separately in each thread so we end up with multiple
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// promise images referring to the same GrBackendTexture.
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sk_sp<SkImage> DDLPromiseImageHelper::PromiseImageCreator(const void* rawData,
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size_t length, void* ctxIn) {
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PerRecorderContext* perRecorderContext = static_cast<PerRecorderContext*>(ctxIn);
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const DDLPromiseImageHelper* helper = perRecorderContext->fHelper;
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SkDeferredDisplayListRecorder* recorder = perRecorderContext->fRecorder;
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SkASSERT(length == sizeof(int));
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const int* indexPtr = static_cast<const int*>(rawData);
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SkASSERT(helper->isValidID(*indexPtr));
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const DDLPromiseImageHelper::PromiseImageInfo& curImage = helper->getInfo(*indexPtr);
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if (!curImage.backendTexture(0).isValid()) {
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SkASSERT(!curImage.isYUV());
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// We weren't able to make a backend texture for this SkImage. In this case we create
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// a separate bitmap-backed image for each thread.
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SkASSERT(curImage.normalBitmap().isImmutable());
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return SkImage::MakeFromBitmap(curImage.normalBitmap());
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}
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SkASSERT(curImage.index() == *indexPtr);
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const GrCaps* caps = curImage.caps();
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sk_sp<SkImage> image;
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if (curImage.isYUV()) {
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GrBackendFormat backendFormats[SkYUVASizeInfo::kMaxCount];
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void* contexts[SkYUVASizeInfo::kMaxCount] = { nullptr, nullptr, nullptr, nullptr };
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SkISize sizes[SkYUVASizeInfo::kMaxCount];
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// TODO: store this value somewhere?
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int textureCount;
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SkAssertResult(SkYUVAIndex::AreValidIndices(curImage.yuvaIndices(), &textureCount));
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for (int i = 0; i < textureCount; ++i) {
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const GrBackendTexture& backendTex = curImage.backendTexture(i);
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backendFormats[i] = caps->createFormatFromBackendTexture(backendTex);
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contexts[i] = curImage.refCallbackContext(i).release();
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sizes[i].set(curImage.yuvPixmap(i).width(), curImage.yuvPixmap(i).height());
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}
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for (int i = textureCount; i < SkYUVASizeInfo::kMaxCount; ++i) {
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sizes[i] = SkISize::MakeEmpty();
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}
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image = recorder->makeYUVAPromiseTexture(curImage.yuvColorSpace(),
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backendFormats,
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sizes,
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curImage.yuvaIndices(),
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curImage.overallWidth(),
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curImage.overallHeight(),
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GrSurfaceOrigin::kTopLeft_GrSurfaceOrigin,
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curImage.refOverallColorSpace(),
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DDLPromiseImageHelper::PromiseImageFulfillProc,
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DDLPromiseImageHelper::PromiseImageReleaseProc,
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DDLPromiseImageHelper::PromiseImageDoneProc,
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contexts);
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} else {
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const GrBackendTexture& backendTex = curImage.backendTexture(0);
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GrBackendFormat backendFormat = caps->createFormatFromBackendTexture(backendTex);
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// Each DDL recorder gets its own ref on the promise callback context for the
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// promise images it creates.
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// DDL TODO: sort out mipmapping
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image = recorder->makePromiseTexture(backendFormat,
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curImage.overallWidth(),
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curImage.overallHeight(),
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GrMipMapped::kNo,
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GrSurfaceOrigin::kTopLeft_GrSurfaceOrigin,
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curImage.overallColorType(),
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curImage.overallAlphaType(),
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curImage.refOverallColorSpace(),
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DDLPromiseImageHelper::PromiseImageFulfillProc,
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DDLPromiseImageHelper::PromiseImageReleaseProc,
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DDLPromiseImageHelper::PromiseImageDoneProc,
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(void*) curImage.refCallbackContext(0).release());
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}
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perRecorderContext->fPromiseImages->push_back(image);
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SkASSERT(image);
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return image;
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}
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int DDLPromiseImageHelper::findImage(SkImage* image) const {
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for (int i = 0; i < fImageInfo.count(); ++i) {
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if (fImageInfo[i].originalUniqueID() == image->uniqueID()) { // trying to dedup here
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SkASSERT(fImageInfo[i].index() == i);
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SkASSERT(this->isValidID(i) && this->isValidID(fImageInfo[i].index()));
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return i;
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}
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}
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return -1;
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}
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int DDLPromiseImageHelper::addImage(SkImage* image) {
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SkImage_Base* ib = as_IB(image);
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SkImageInfo overallII = SkImageInfo::Make(image->width(), image->height(),
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image->colorType(), image->alphaType(),
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image->refColorSpace());
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PromiseImageInfo& newImageInfo = fImageInfo.emplace_back(fImageInfo.count(),
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image->uniqueID(),
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overallII);
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SkYUVASizeInfo yuvaSizeInfo;
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SkYUVAIndex yuvaIndices[SkYUVAIndex::kIndexCount];
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SkYUVColorSpace yuvColorSpace;
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const void* planes[SkYUVASizeInfo::kMaxCount];
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sk_sp<SkCachedData> yuvData = ib->getPlanes(&yuvaSizeInfo, yuvaIndices, &yuvColorSpace, planes);
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if (yuvData) {
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newImageInfo.setYUVData(std::move(yuvData), yuvaIndices, yuvColorSpace);
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// determine colortypes from index data
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// for testing we only ever use A8 or RGBA8888
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SkColorType colorTypes[SkYUVASizeInfo::kMaxCount] = {
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kUnknown_SkColorType, kUnknown_SkColorType,
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kUnknown_SkColorType, kUnknown_SkColorType
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};
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for (int yuvIndex = 0; yuvIndex < SkYUVAIndex::kIndexCount; ++yuvIndex) {
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int texIdx = yuvaIndices[yuvIndex].fIndex;
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if (texIdx < 0) {
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SkASSERT(SkYUVAIndex::kA_Index == yuvIndex);
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continue;
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}
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if (kUnknown_SkColorType == colorTypes[texIdx]) {
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colorTypes[texIdx] = kAlpha_8_SkColorType;
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} else {
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colorTypes[texIdx] = kRGBA_8888_SkColorType;
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}
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}
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for (int i = 0; i < SkYUVASizeInfo::kMaxCount; ++i) {
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if (yuvaSizeInfo.fSizes[i].isEmpty()) {
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SkASSERT(!yuvaSizeInfo.fWidthBytes[i] && kUnknown_SkColorType == colorTypes[i]);
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continue;
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}
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SkImageInfo planeII = SkImageInfo::Make(yuvaSizeInfo.fSizes[i].fWidth,
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yuvaSizeInfo.fSizes[i].fHeight,
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colorTypes[i],
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kUnpremul_SkAlphaType);
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newImageInfo.addYUVPlane(i, planeII, planes[i], yuvaSizeInfo.fWidthBytes[i]);
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}
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} else {
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sk_sp<SkImage> rasterImage = image->makeRasterImage(); // force decoding of lazy images
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SkBitmap tmp;
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tmp.allocPixels(overallII);
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if (!rasterImage->readPixels(tmp.pixmap(), 0, 0)) {
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return -1;
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}
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tmp.setImmutable();
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newImageInfo.setNormalBitmap(tmp);
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}
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// In either case newImageInfo's PromiseImageCallbackContext is filled in by uploadAllToGPU
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return fImageInfo.count()-1;
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}
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int DDLPromiseImageHelper::findOrDefineImage(SkImage* image) {
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int preExistingID = this->findImage(image);
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if (preExistingID >= 0) {
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SkASSERT(this->isValidID(preExistingID));
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return preExistingID;
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}
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int newID = this->addImage(image);
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SkASSERT(this->isValidID(newID));
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return newID;
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}
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