f105d38d10
Change-Id: I01bd7f19457be16f081334bacec2d9b0b7141283 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/297716 Reviewed-by: Greg Daniel <egdaniel@google.com> Commit-Queue: Robert Phillips <robertphillips@google.com>
114 lines
3.5 KiB
C++
114 lines
3.5 KiB
C++
/*
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* Copyright 2019 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 "tools/gpu/YUVUtils.h"
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#include "include/core/SkData.h"
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#include "include/gpu/GrContext.h"
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#include "src/codec/SkCodecImageGenerator.h"
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#include "src/gpu/GrContextPriv.h"
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namespace sk_gpu_test {
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std::unique_ptr<LazyYUVImage> LazyYUVImage::Make(sk_sp<SkData> data) {
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std::unique_ptr<LazyYUVImage> image(new LazyYUVImage());
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if (image->reset(std::move(data))) {
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return image;
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} else {
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return nullptr;
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}
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}
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sk_sp<SkImage> LazyYUVImage::refImage(GrContext* context) {
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if (this->ensureYUVImage(context)) {
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return fYUVImage;
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} else {
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return nullptr;
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}
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}
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const SkImage* LazyYUVImage::getImage(GrContext* context) {
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if (this->ensureYUVImage(context)) {
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return fYUVImage.get();
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} else {
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return nullptr;
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}
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}
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bool LazyYUVImage::reset(sk_sp<SkData> data) {
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auto codec = SkCodecImageGenerator::MakeFromEncodedCodec(data);
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if (!codec) {
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return false;
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}
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if (!codec->queryYUVA8(&fSizeInfo, fComponents, &fColorSpace)) {
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return false;
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}
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fPlaneData.reset(fSizeInfo.computeTotalBytes());
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void* planes[SkYUVASizeInfo::kMaxCount];
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fSizeInfo.computePlanes(fPlaneData.get(), planes);
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if (!codec->getYUVA8Planes(fSizeInfo, fComponents, planes)) {
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return false;
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}
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for (int i = 0; i < SkYUVASizeInfo::kMaxCount; ++i) {
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if (fSizeInfo.fSizes[i].isEmpty()) {
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fPlanes[i].reset();
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} else {
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SkASSERT(planes[i]);
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auto planeInfo = SkImageInfo::Make(fSizeInfo.fSizes[i].fWidth,
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fSizeInfo.fSizes[i].fHeight,
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kGray_8_SkColorType, kOpaque_SkAlphaType, nullptr);
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fPlanes[i].reset(planeInfo, planes[i], fSizeInfo.fWidthBytes[i]);
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}
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}
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// The SkPixmap data is fully configured now for MakeFromYUVAPixmaps once we get a GrContext
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return true;
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}
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bool LazyYUVImage::ensureYUVImage(GrContext* context) {
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if (!context) {
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return false; // Cannot make a YUV image from planes
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}
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if (context->priv().contextID() == fOwningContextID) {
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return fYUVImage != nullptr; // Have already made a YUV image (or tried and failed)
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}
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// Must make a new YUV image
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fYUVImage = SkImage::MakeFromYUVAPixmaps(context, fColorSpace, fPlanes, fComponents,
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fSizeInfo.fSizes[0], kTopLeft_GrSurfaceOrigin, false, false);
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fOwningContextID = context->priv().contextID();
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return fYUVImage != nullptr;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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void YUVABackendReleaseContext::Unwind(GrContext* context, YUVABackendReleaseContext* beContext) {
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// Some backends (e.g., Vulkan) require that all work associated w/ texture
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// creation be completed before deleting the textures.
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GrFlushInfo flushInfoSyncCpu;
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flushInfoSyncCpu.fFlags = kSyncCpu_GrFlushFlag;
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context->flush(flushInfoSyncCpu);
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context->submit(true);
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delete beContext;
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}
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YUVABackendReleaseContext::YUVABackendReleaseContext(GrContext* context) : fContext(context) {
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SkASSERT(context->priv().getGpu());
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SkASSERT(context->priv().asDirectContext());
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}
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YUVABackendReleaseContext::~YUVABackendReleaseContext() {
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for (int i = 0; i < 4; ++i) {
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if (fBETextures[i].isValid()) {
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fContext->deleteBackendTexture(fBETextures[i]);
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}
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}
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}
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} // namespace sk_gpu_test
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