564d49ec10
Since subsetting may require rasterizing/resolving the generator, we may also need access to the GrDirectContext. To simplify apis, rely on makeSubset() for that. Related: https://skia-review.googlesource.com/c/skia/+/305970 Change-Id: I1980e3c823fb6cf54f197c350942c2f82b03e20f Reviewed-on: https://skia-review.googlesource.com/c/skia/+/306136 Commit-Queue: Mike Reed <reed@google.com> Reviewed-by: Mike Klein <mtklein@google.com>
1505 lines
60 KiB
C++
1505 lines
60 KiB
C++
/*
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* Copyright 2015 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 <functional>
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#include <initializer_list>
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#include <vector>
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#include "include/core/SkBitmap.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkData.h"
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#include "include/core/SkImageEncoder.h"
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#include "include/core/SkImageGenerator.h"
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#include "include/core/SkPicture.h"
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#include "include/core/SkPictureRecorder.h"
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#include "include/core/SkRRect.h"
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#include "include/core/SkSerialProcs.h"
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#include "include/core/SkStream.h"
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#include "include/core/SkSurface.h"
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#include "include/gpu/GrContextThreadSafeProxy.h"
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#include "include/gpu/GrDirectContext.h"
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#include "src/core/SkAutoPixmapStorage.h"
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#include "src/core/SkColorSpacePriv.h"
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#include "src/core/SkImagePriv.h"
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#include "src/core/SkUtils.h"
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#include "src/gpu/GrContextPriv.h"
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#include "src/gpu/GrGpu.h"
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#include "src/gpu/GrRecordingContextPriv.h"
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#include "src/gpu/GrResourceCache.h"
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#include "src/gpu/GrTexture.h"
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#include "src/gpu/SkGr.h"
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#include "src/image/SkImage_Base.h"
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#include "src/image/SkImage_GpuYUVA.h"
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#include "tests/Test.h"
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#include "tests/TestUtils.h"
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#include "tools/Resources.h"
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#include "tools/ToolUtils.h"
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using namespace sk_gpu_test;
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SkImageInfo read_pixels_info(SkImage* image) {
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if (image->colorSpace()) {
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return SkImageInfo::MakeS32(image->width(), image->height(), image->alphaType());
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}
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return SkImageInfo::MakeN32(image->width(), image->height(), image->alphaType());
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}
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static void assert_equal(skiatest::Reporter* reporter, SkImage* a, const SkIRect* subsetA,
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SkImage* b) {
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const int widthA = subsetA ? subsetA->width() : a->width();
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const int heightA = subsetA ? subsetA->height() : a->height();
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REPORTER_ASSERT(reporter, widthA == b->width());
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REPORTER_ASSERT(reporter, heightA == b->height());
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// see https://bug.skia.org/3965
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//REPORTER_ASSERT(reporter, a->isOpaque() == b->isOpaque());
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SkAutoPixmapStorage pmapA, pmapB;
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pmapA.alloc(read_pixels_info(a));
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pmapB.alloc(read_pixels_info(b));
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const int srcX = subsetA ? subsetA->x() : 0;
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const int srcY = subsetA ? subsetA->y() : 0;
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REPORTER_ASSERT(reporter, a->readPixels(pmapA, srcX, srcY));
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REPORTER_ASSERT(reporter, b->readPixels(pmapB, 0, 0));
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const size_t widthBytes = widthA * 4;
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for (int y = 0; y < heightA; ++y) {
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REPORTER_ASSERT(reporter, !memcmp(pmapA.addr32(0, y), pmapB.addr32(0, y), widthBytes));
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}
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}
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static void draw_image_test_pattern(SkCanvas* canvas) {
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canvas->clear(SK_ColorWHITE);
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SkPaint paint;
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paint.setColor(SK_ColorBLACK);
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canvas->drawRect(SkRect::MakeXYWH(5, 5, 10, 10), paint);
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}
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static sk_sp<SkImage> create_image() {
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const SkImageInfo info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType);
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auto surface(SkSurface::MakeRaster(info));
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draw_image_test_pattern(surface->getCanvas());
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return surface->makeImageSnapshot();
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}
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static sk_sp<SkData> create_image_data(SkImageInfo* info) {
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*info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType);
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const size_t rowBytes = info->minRowBytes();
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sk_sp<SkData> data(SkData::MakeUninitialized(rowBytes * info->height()));
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{
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SkBitmap bm;
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bm.installPixels(*info, data->writable_data(), rowBytes);
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SkCanvas canvas(bm);
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draw_image_test_pattern(&canvas);
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}
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return data;
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}
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static sk_sp<SkImage> create_data_image() {
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SkImageInfo info;
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sk_sp<SkData> data(create_image_data(&info));
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return SkImage::MakeRasterData(info, std::move(data), info.minRowBytes());
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}
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static sk_sp<SkImage> create_image_large(int maxTextureSize) {
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const SkImageInfo info = SkImageInfo::MakeN32(maxTextureSize + 1, 32, kOpaque_SkAlphaType);
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auto surface(SkSurface::MakeRaster(info));
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surface->getCanvas()->clear(SK_ColorWHITE);
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SkPaint paint;
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paint.setColor(SK_ColorBLACK);
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surface->getCanvas()->drawRect(SkRect::MakeXYWH(4000, 2, 28000, 30), paint);
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return surface->makeImageSnapshot();
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}
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static sk_sp<SkImage> create_picture_image() {
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SkPictureRecorder recorder;
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SkCanvas* canvas = recorder.beginRecording(10, 10);
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canvas->clear(SK_ColorCYAN);
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return SkImage::MakeFromPicture(recorder.finishRecordingAsPicture(), SkISize::Make(10, 10),
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nullptr, nullptr, SkImage::BitDepth::kU8,
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SkColorSpace::MakeSRGB());
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};
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// Want to ensure that our Release is called when the owning image is destroyed
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struct RasterDataHolder {
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RasterDataHolder() : fReleaseCount(0) {}
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sk_sp<SkData> fData;
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int fReleaseCount;
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static void Release(const void* pixels, void* context) {
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RasterDataHolder* self = static_cast<RasterDataHolder*>(context);
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self->fReleaseCount++;
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self->fData.reset();
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}
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};
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static sk_sp<SkImage> create_rasterproc_image(RasterDataHolder* dataHolder) {
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SkASSERT(dataHolder);
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SkImageInfo info;
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dataHolder->fData = create_image_data(&info);
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return SkImage::MakeFromRaster(SkPixmap(info, dataHolder->fData->data(), info.minRowBytes()),
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RasterDataHolder::Release, dataHolder);
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}
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static sk_sp<SkImage> create_codec_image() {
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SkImageInfo info;
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sk_sp<SkData> data(create_image_data(&info));
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SkBitmap bitmap;
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bitmap.installPixels(info, data->writable_data(), info.minRowBytes());
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auto src = SkEncodeBitmap(bitmap, SkEncodedImageFormat::kPNG, 100);
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return SkImage::MakeFromEncoded(std::move(src));
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}
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static sk_sp<SkImage> create_gpu_image(GrRecordingContext* rContext,
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bool withMips = false,
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SkBudgeted budgeted = SkBudgeted::kYes) {
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const SkImageInfo info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType);
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auto surface = SkSurface::MakeRenderTarget(rContext, budgeted, info, 0,
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kBottomLeft_GrSurfaceOrigin, nullptr, withMips);
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draw_image_test_pattern(surface->getCanvas());
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return surface->makeImageSnapshot();
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}
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static void test_encode(skiatest::Reporter* reporter, SkImage* image) {
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const SkIRect ir = SkIRect::MakeXYWH(5, 5, 10, 10);
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sk_sp<SkData> origEncoded = image->encodeToData();
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REPORTER_ASSERT(reporter, origEncoded);
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REPORTER_ASSERT(reporter, origEncoded->size() > 0);
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sk_sp<SkImage> decoded(SkImage::MakeFromEncoded(origEncoded));
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if (!decoded) {
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ERRORF(reporter, "failed to decode image!");
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return;
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}
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REPORTER_ASSERT(reporter, decoded);
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assert_equal(reporter, image, nullptr, decoded.get());
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// Now see if we can instantiate an image from a subset of the surface/origEncoded
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decoded = SkImage::MakeFromEncoded(origEncoded)->makeSubset(ir);
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REPORTER_ASSERT(reporter, decoded);
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assert_equal(reporter, image, &ir, decoded.get());
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}
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DEF_TEST(ImageEncode, reporter) {
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test_encode(reporter, create_image().get());
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}
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ImageEncode_Gpu, reporter, ctxInfo) {
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test_encode(reporter, create_gpu_image(ctxInfo.directContext()).get());
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}
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DEF_TEST(Image_MakeFromRasterBitmap, reporter) {
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const struct {
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SkCopyPixelsMode fCPM;
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bool fExpectSameAsMutable;
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bool fExpectSameAsImmutable;
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} recs[] = {
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{ kIfMutable_SkCopyPixelsMode, false, true },
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{ kAlways_SkCopyPixelsMode, false, false },
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{ kNever_SkCopyPixelsMode, true, true },
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};
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for (auto rec : recs) {
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SkPixmap pm;
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SkBitmap bm;
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bm.allocN32Pixels(100, 100);
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auto img = SkMakeImageFromRasterBitmap(bm, rec.fCPM);
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REPORTER_ASSERT(reporter, img->peekPixels(&pm));
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const bool sameMutable = pm.addr32(0, 0) == bm.getAddr32(0, 0);
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REPORTER_ASSERT(reporter, rec.fExpectSameAsMutable == sameMutable);
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REPORTER_ASSERT(reporter, (bm.getGenerationID() == img->uniqueID()) == sameMutable);
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bm.notifyPixelsChanged(); // force a new generation ID
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bm.setImmutable();
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img = SkMakeImageFromRasterBitmap(bm, rec.fCPM);
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REPORTER_ASSERT(reporter, img->peekPixels(&pm));
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const bool sameImmutable = pm.addr32(0, 0) == bm.getAddr32(0, 0);
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REPORTER_ASSERT(reporter, rec.fExpectSameAsImmutable == sameImmutable);
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REPORTER_ASSERT(reporter, (bm.getGenerationID() == img->uniqueID()) == sameImmutable);
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}
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}
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// Test that image encoding failures do not break picture serialization/deserialization.
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DEF_TEST(Image_Serialize_Encoding_Failure, reporter) {
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auto surface(SkSurface::MakeRasterN32Premul(100, 100));
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surface->getCanvas()->clear(SK_ColorGREEN);
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sk_sp<SkImage> image(surface->makeImageSnapshot());
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REPORTER_ASSERT(reporter, image);
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SkPictureRecorder recorder;
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SkCanvas* canvas = recorder.beginRecording(100, 100);
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canvas->drawImage(image, 0, 0);
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sk_sp<SkPicture> picture(recorder.finishRecordingAsPicture());
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REPORTER_ASSERT(reporter, picture);
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REPORTER_ASSERT(reporter, picture->approximateOpCount() > 0);
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bool was_called = false;
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SkSerialProcs procs;
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procs.fImageProc = [](SkImage*, void* called) {
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*(bool*)called = true;
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return SkData::MakeEmpty();
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};
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procs.fImageCtx = &was_called;
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REPORTER_ASSERT(reporter, !was_called);
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auto data = picture->serialize(&procs);
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REPORTER_ASSERT(reporter, was_called);
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REPORTER_ASSERT(reporter, data && data->size() > 0);
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auto deserialized = SkPicture::MakeFromData(data->data(), data->size());
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REPORTER_ASSERT(reporter, deserialized);
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REPORTER_ASSERT(reporter, deserialized->approximateOpCount() > 0);
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}
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// Test that a draw that only partially covers the drawing surface isn't
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// interpreted as covering the entire drawing surface (i.e., exercise one of the
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// conditions of SkCanvas::wouldOverwriteEntireSurface()).
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DEF_TEST(Image_RetainSnapshot, reporter) {
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const SkPMColor red = SkPackARGB32(0xFF, 0xFF, 0, 0);
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const SkPMColor green = SkPackARGB32(0xFF, 0, 0xFF, 0);
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SkImageInfo info = SkImageInfo::MakeN32Premul(2, 2);
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auto surface(SkSurface::MakeRaster(info));
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surface->getCanvas()->clear(0xFF00FF00);
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SkPMColor pixels[4];
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memset(pixels, 0xFF, sizeof(pixels)); // init with values we don't expect
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const SkImageInfo dstInfo = SkImageInfo::MakeN32Premul(2, 2);
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const size_t dstRowBytes = 2 * sizeof(SkPMColor);
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sk_sp<SkImage> image1(surface->makeImageSnapshot());
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REPORTER_ASSERT(reporter, image1->readPixels(dstInfo, pixels, dstRowBytes, 0, 0));
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for (size_t i = 0; i < SK_ARRAY_COUNT(pixels); ++i) {
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REPORTER_ASSERT(reporter, pixels[i] == green);
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}
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SkPaint paint;
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paint.setBlendMode(SkBlendMode::kSrc);
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paint.setColor(SK_ColorRED);
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surface->getCanvas()->drawRect(SkRect::MakeXYWH(1, 1, 1, 1), paint);
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sk_sp<SkImage> image2(surface->makeImageSnapshot());
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REPORTER_ASSERT(reporter, image2->readPixels(dstInfo, pixels, dstRowBytes, 0, 0));
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REPORTER_ASSERT(reporter, pixels[0] == green);
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REPORTER_ASSERT(reporter, pixels[1] == green);
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REPORTER_ASSERT(reporter, pixels[2] == green);
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REPORTER_ASSERT(reporter, pixels[3] == red);
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////
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static void make_bitmap_mutable(SkBitmap* bm) {
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bm->allocN32Pixels(10, 10);
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}
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static void make_bitmap_immutable(SkBitmap* bm) {
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bm->allocN32Pixels(10, 10);
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bm->setImmutable();
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}
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DEF_TEST(image_newfrombitmap, reporter) {
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const struct {
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void (*fMakeProc)(SkBitmap*);
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bool fExpectPeekSuccess;
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bool fExpectSharedID;
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bool fExpectLazy;
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} rec[] = {
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{ make_bitmap_mutable, true, false, false },
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{ make_bitmap_immutable, true, true, false },
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};
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for (size_t i = 0; i < SK_ARRAY_COUNT(rec); ++i) {
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SkBitmap bm;
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rec[i].fMakeProc(&bm);
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sk_sp<SkImage> image(SkImage::MakeFromBitmap(bm));
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SkPixmap pmap;
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const bool sharedID = (image->uniqueID() == bm.getGenerationID());
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REPORTER_ASSERT(reporter, sharedID == rec[i].fExpectSharedID);
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const bool peekSuccess = image->peekPixels(&pmap);
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REPORTER_ASSERT(reporter, peekSuccess == rec[i].fExpectPeekSuccess);
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const bool lazy = image->isLazyGenerated();
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REPORTER_ASSERT(reporter, lazy == rec[i].fExpectLazy);
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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#include "src/core/SkBitmapCache.h"
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/*
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* This tests the caching (and preemptive purge) of the raster equivalent of a gpu-image.
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* We cache it for performance when drawing into a raster surface.
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*
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* A cleaner test would know if each drawImage call triggered a read-back from the gpu,
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* but we don't have that facility (at the moment) so we use a little internal knowledge
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* of *how* the raster version is cached, and look for that.
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*/
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SkImage_Gpu2Cpu, reporter, ctxInfo) {
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SkImageInfo info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType);
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sk_sp<SkImage> image(create_gpu_image(ctxInfo.directContext()));
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const auto desc = SkBitmapCacheDesc::Make(image.get());
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auto surface(SkSurface::MakeRaster(info));
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// now we can test drawing a gpu-backed image into a cpu-backed surface
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{
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SkBitmap cachedBitmap;
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REPORTER_ASSERT(reporter, !SkBitmapCache::Find(desc, &cachedBitmap));
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}
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surface->getCanvas()->drawImage(image, 0, 0);
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{
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SkBitmap cachedBitmap;
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if (SkBitmapCache::Find(desc, &cachedBitmap)) {
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REPORTER_ASSERT(reporter, cachedBitmap.isImmutable());
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REPORTER_ASSERT(reporter, cachedBitmap.getPixels());
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} else {
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// unexpected, but not really a bug, since the cache is global and this test may be
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// run w/ other threads competing for its budget.
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SkDebugf("SkImage_Gpu2Cpu : cachedBitmap was already purged\n");
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}
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}
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image.reset(nullptr);
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{
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SkBitmap cachedBitmap;
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REPORTER_ASSERT(reporter, !SkBitmapCache::Find(desc, &cachedBitmap));
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}
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}
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SkImage_makeTextureImage, reporter, contextInfo) {
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auto dContext = contextInfo.directContext();
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sk_gpu_test::TestContext* testContext = contextInfo.testContext();
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GrContextFactory otherFactory;
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ContextInfo otherContextInfo = otherFactory.getContextInfo(contextInfo.type());
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testContext->makeCurrent();
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std::function<sk_sp<SkImage>()> imageFactories[] = {
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create_image, create_codec_image, create_data_image,
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// Create an image from a picture.
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create_picture_image,
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// Create a texture image.
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[dContext] { return create_gpu_image(dContext, true, SkBudgeted::kYes); },
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[dContext] { return create_gpu_image(dContext, false, SkBudgeted::kNo); },
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// Create a texture image in a another context.
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[otherContextInfo] {
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auto restore = otherContextInfo.testContext()->makeCurrentAndAutoRestore();
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auto otherContextImage = create_gpu_image(otherContextInfo.directContext());
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otherContextInfo.directContext()->flushAndSubmit();
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return otherContextImage;
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}};
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for (auto mipMapped : {GrMipmapped::kNo, GrMipmapped::kYes}) {
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for (auto factory : imageFactories) {
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sk_sp<SkImage> image(factory());
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if (!image) {
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ERRORF(reporter, "Error creating image.");
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continue;
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}
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GrTextureProxy* origProxy = nullptr;
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if (auto sp = as_IB(image)->peekProxy()) {
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origProxy = sp->asTextureProxy();
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SkASSERT(origProxy);
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}
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for (auto budgeted : {SkBudgeted::kNo, SkBudgeted::kYes}) {
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auto texImage = image->makeTextureImage(dContext, mipMapped, budgeted);
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if (!texImage) {
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GrContext* imageContext = as_IB(image)->context();
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// We expect to fail if image comes from a different context
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if (!image->isTextureBacked() || imageContext == dContext) {
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ERRORF(reporter, "makeTextureImage failed.");
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}
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continue;
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}
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if (!texImage->isTextureBacked()) {
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ERRORF(reporter, "makeTextureImage returned non-texture image.");
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continue;
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}
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GrTextureProxy* copyProxy = as_IB(texImage)->peekProxy()->asTextureProxy();
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SkASSERT(copyProxy);
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bool shouldBeMipped =
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mipMapped == GrMipmapped::kYes && dContext->priv().caps()->mipmapSupport();
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if (shouldBeMipped && copyProxy->mipmapped() == GrMipmapped::kNo) {
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ERRORF(reporter, "makeTextureImage returned non-mipmapped texture.");
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continue;
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}
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bool origIsMipped = origProxy && origProxy->mipmapped() == GrMipmapped::kYes;
|
|
if (image->isTextureBacked() && (!shouldBeMipped || origIsMipped)) {
|
|
if (origProxy->underlyingUniqueID() != copyProxy->underlyingUniqueID()) {
|
|
ERRORF(reporter, "makeTextureImage made unnecessary texture copy.");
|
|
}
|
|
} else {
|
|
auto* texProxy = as_IB(texImage)->peekProxy()->asTextureProxy();
|
|
REPORTER_ASSERT(reporter, !texProxy->getUniqueKey().isValid());
|
|
REPORTER_ASSERT(reporter, texProxy->isBudgeted() == budgeted);
|
|
}
|
|
if (image->width() != texImage->width() || image->height() != texImage->height()) {
|
|
ERRORF(reporter, "makeTextureImage changed the image size.");
|
|
}
|
|
if (image->alphaType() != texImage->alphaType()) {
|
|
ERRORF(reporter, "makeTextureImage changed image alpha type.");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
dContext->flushAndSubmit();
|
|
}
|
|
|
|
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SkImage_makeNonTextureImage, reporter, contextInfo) {
|
|
auto context = contextInfo.directContext();
|
|
|
|
std::function<sk_sp<SkImage>()> imageFactories[] = {
|
|
create_image,
|
|
create_codec_image,
|
|
create_data_image,
|
|
create_picture_image,
|
|
[context] { return create_gpu_image(context); },
|
|
};
|
|
for (auto factory : imageFactories) {
|
|
sk_sp<SkImage> image = factory();
|
|
if (!image->isTextureBacked()) {
|
|
REPORTER_ASSERT(reporter, image->makeNonTextureImage().get() == image.get());
|
|
if (!(image = image->makeTextureImage(context))) {
|
|
continue;
|
|
}
|
|
}
|
|
auto rasterImage = image->makeNonTextureImage();
|
|
if (!rasterImage) {
|
|
ERRORF(reporter, "makeNonTextureImage failed for texture-backed image.");
|
|
}
|
|
REPORTER_ASSERT(reporter, !rasterImage->isTextureBacked());
|
|
assert_equal(reporter, image.get(), nullptr, rasterImage.get());
|
|
}
|
|
}
|
|
|
|
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrContext_colorTypeSupportedAsImage, reporter, ctxInfo) {
|
|
auto context = ctxInfo.directContext();
|
|
|
|
static constexpr int kSize = 10;
|
|
|
|
for (int ct = 0; ct < kLastEnum_SkColorType; ++ct) {
|
|
SkColorType colorType = static_cast<SkColorType>(ct);
|
|
bool can = context->colorTypeSupportedAsImage(colorType);
|
|
|
|
GrBackendTexture backendTex;
|
|
CreateBackendTexture(context, &backendTex, kSize, kSize, colorType, SkColors::kTransparent,
|
|
GrMipmapped::kNo, GrRenderable::kNo, GrProtected::kNo);
|
|
|
|
auto img = SkImage::MakeFromTexture(context, backendTex, kTopLeft_GrSurfaceOrigin,
|
|
colorType, kOpaque_SkAlphaType, nullptr);
|
|
REPORTER_ASSERT(reporter, can == SkToBool(img),
|
|
"colorTypeSupportedAsImage:%d, actual:%d, ct:%d", can, SkToBool(img),
|
|
colorType);
|
|
|
|
img.reset();
|
|
context->flushAndSubmit();
|
|
context->deleteBackendTexture(backendTex);
|
|
}
|
|
}
|
|
|
|
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(UnpremulTextureImage, reporter, ctxInfo) {
|
|
SkBitmap bmp;
|
|
bmp.allocPixels(
|
|
SkImageInfo::Make(256, 256, kRGBA_8888_SkColorType, kUnpremul_SkAlphaType, nullptr));
|
|
for (int y = 0; y < 256; ++y) {
|
|
for (int x = 0; x < 256; ++x) {
|
|
*bmp.getAddr32(x, y) =
|
|
SkColorSetARGB((U8CPU)y, 255 - (U8CPU)y, (U8CPU)x, 255 - (U8CPU)x);
|
|
}
|
|
}
|
|
auto texImage = SkImage::MakeFromBitmap(bmp)->makeTextureImage(ctxInfo.directContext());
|
|
if (!texImage || texImage->alphaType() != kUnpremul_SkAlphaType) {
|
|
ERRORF(reporter, "Failed to make unpremul texture image.");
|
|
return;
|
|
}
|
|
SkBitmap unpremul;
|
|
unpremul.allocPixels(SkImageInfo::Make(256, 256, kRGBA_8888_SkColorType,
|
|
kUnpremul_SkAlphaType, nullptr));
|
|
if (!texImage->readPixels(unpremul.info(), unpremul.getPixels(), unpremul.rowBytes(), 0,
|
|
0)) {
|
|
ERRORF(reporter, "Unpremul readback failed.");
|
|
return;
|
|
}
|
|
for (int y = 0; y < 256; ++y) {
|
|
for (int x = 0; x < 256; ++x) {
|
|
if (*bmp.getAddr32(x, y) != *unpremul.getAddr32(x, y)) {
|
|
ERRORF(reporter, "unpremul(0x%08x)->unpremul(0x%08x) at %d, %d.",
|
|
*bmp.getAddr32(x, y), *unpremul.getAddr32(x, y), x, y);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
SkBitmap premul;
|
|
premul.allocPixels(
|
|
SkImageInfo::Make(256, 256, kRGBA_8888_SkColorType, kPremul_SkAlphaType, nullptr));
|
|
if (!texImage->readPixels(premul.info(), premul.getPixels(), premul.rowBytes(), 0, 0)) {
|
|
ERRORF(reporter, "Unpremul readback failed.");
|
|
return;
|
|
}
|
|
for (int y = 0; y < 256; ++y) {
|
|
for (int x = 0; x < 256; ++x) {
|
|
uint32_t origColor = *bmp.getAddr32(x, y);
|
|
int32_t origA = (origColor >> 24) & 0xff;
|
|
float a = origA / 255.f;
|
|
int32_t origB = sk_float_round2int(((origColor >> 16) & 0xff) * a);
|
|
int32_t origG = sk_float_round2int(((origColor >> 8) & 0xff) * a);
|
|
int32_t origR = sk_float_round2int(((origColor >> 0) & 0xff) * a);
|
|
|
|
uint32_t read = *premul.getAddr32(x, y);
|
|
int32_t readA = (read >> 24) & 0xff;
|
|
int32_t readB = (read >> 16) & 0xff;
|
|
int32_t readG = (read >> 8) & 0xff;
|
|
int32_t readR = (read >> 0) & 0xff;
|
|
// We expect that alpha=1 and alpha=0 should come out exact. Otherwise allow a little
|
|
// bit of tolerance for GPU vs CPU premul math.
|
|
int32_t tol = (origA == 0 || origA == 255) ? 0 : 1;
|
|
if (origA != readA || SkTAbs(readB - origB) > tol || SkTAbs(readG - origG) > tol ||
|
|
SkTAbs(readR - origR) > tol) {
|
|
ERRORF(reporter, "unpremul(0x%08x)->premul(0x%08x) expected(0x%08x) at %d, %d.",
|
|
*bmp.getAddr32(x, y), *premul.getAddr32(x, y), origColor, x, y);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
DEF_GPUTEST(AbandonedContextImage, reporter, options) {
|
|
using Factory = sk_gpu_test::GrContextFactory;
|
|
for (int ct = 0; ct < Factory::kContextTypeCnt; ++ct) {
|
|
auto type = static_cast<Factory::ContextType>(ct);
|
|
std::unique_ptr<Factory> factory(new Factory);
|
|
if (!factory->get(type)) {
|
|
continue;
|
|
}
|
|
|
|
sk_sp<SkImage> img;
|
|
auto gsurf = SkSurface::MakeRenderTarget(
|
|
factory->get(type), SkBudgeted::kYes,
|
|
SkImageInfo::Make(100, 100, kRGBA_8888_SkColorType, kPremul_SkAlphaType), 1,
|
|
nullptr);
|
|
if (!gsurf) {
|
|
continue;
|
|
}
|
|
img = gsurf->makeImageSnapshot();
|
|
gsurf.reset();
|
|
|
|
auto rsurf = SkSurface::MakeRaster(SkImageInfo::MakeN32Premul(100, 100));
|
|
|
|
REPORTER_ASSERT(reporter, img->isValid(factory->get(type)));
|
|
REPORTER_ASSERT(reporter, img->isValid(rsurf->getCanvas()->getGrContext()));
|
|
|
|
factory->get(type)->abandonContext();
|
|
REPORTER_ASSERT(reporter, !img->isValid(factory->get(type)));
|
|
REPORTER_ASSERT(reporter, !img->isValid(rsurf->getCanvas()->getGrContext()));
|
|
// This shouldn't crash.
|
|
rsurf->getCanvas()->drawImage(img, 0, 0);
|
|
|
|
// Give up all other refs on the context.
|
|
factory.reset(nullptr);
|
|
REPORTER_ASSERT(reporter, !img->isValid(rsurf->getCanvas()->getGrContext()));
|
|
// This shouldn't crash.
|
|
rsurf->getCanvas()->drawImage(img, 0, 0);
|
|
}
|
|
}
|
|
|
|
class EmptyGenerator : public SkImageGenerator {
|
|
public:
|
|
EmptyGenerator() : SkImageGenerator(SkImageInfo::MakeN32Premul(0, 0)) {}
|
|
};
|
|
|
|
DEF_TEST(ImageEmpty, reporter) {
|
|
const SkImageInfo info = SkImageInfo::Make(0, 0, kN32_SkColorType, kPremul_SkAlphaType);
|
|
SkPixmap pmap(info, nullptr, 0);
|
|
REPORTER_ASSERT(reporter, nullptr == SkImage::MakeRasterCopy(pmap));
|
|
REPORTER_ASSERT(reporter, nullptr == SkImage::MakeRasterData(info, nullptr, 0));
|
|
REPORTER_ASSERT(reporter, nullptr == SkImage::MakeFromRaster(pmap, nullptr, nullptr));
|
|
REPORTER_ASSERT(reporter, nullptr == SkImage::MakeFromGenerator(
|
|
std::make_unique<EmptyGenerator>()));
|
|
}
|
|
|
|
DEF_TEST(ImageDataRef, reporter) {
|
|
SkImageInfo info = SkImageInfo::MakeN32Premul(1, 1);
|
|
size_t rowBytes = info.minRowBytes();
|
|
size_t size = info.computeByteSize(rowBytes);
|
|
sk_sp<SkData> data = SkData::MakeUninitialized(size);
|
|
REPORTER_ASSERT(reporter, data->unique());
|
|
sk_sp<SkImage> image = SkImage::MakeRasterData(info, data, rowBytes);
|
|
REPORTER_ASSERT(reporter, !data->unique());
|
|
image.reset();
|
|
REPORTER_ASSERT(reporter, data->unique());
|
|
}
|
|
|
|
static bool has_pixels(const SkPMColor pixels[], int count, SkPMColor expected) {
|
|
for (int i = 0; i < count; ++i) {
|
|
if (pixels[i] != expected) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static void image_test_read_pixels(skiatest::Reporter* reporter, SkImage* image) {
|
|
if (!image) {
|
|
ERRORF(reporter, "Failed to create image!");
|
|
return;
|
|
}
|
|
const SkPMColor expected = SkPreMultiplyColor(SK_ColorWHITE);
|
|
const SkPMColor notExpected = ~expected;
|
|
|
|
const int w = 2, h = 2;
|
|
const size_t rowBytes = w * sizeof(SkPMColor);
|
|
SkPMColor pixels[w*h];
|
|
|
|
SkImageInfo info;
|
|
|
|
info = SkImageInfo::MakeUnknown(w, h);
|
|
REPORTER_ASSERT(reporter, !image->readPixels(info, pixels, rowBytes, 0, 0));
|
|
|
|
// out-of-bounds should fail
|
|
info = SkImageInfo::MakeN32Premul(w, h);
|
|
REPORTER_ASSERT(reporter, !image->readPixels(info, pixels, rowBytes, -w, 0));
|
|
REPORTER_ASSERT(reporter, !image->readPixels(info, pixels, rowBytes, 0, -h));
|
|
REPORTER_ASSERT(reporter, !image->readPixels(info, pixels, rowBytes, image->width(), 0));
|
|
REPORTER_ASSERT(reporter, !image->readPixels(info, pixels, rowBytes, 0, image->height()));
|
|
|
|
// top-left should succeed
|
|
sk_memset32(pixels, notExpected, w*h);
|
|
REPORTER_ASSERT(reporter, image->readPixels(info, pixels, rowBytes, 0, 0));
|
|
REPORTER_ASSERT(reporter, has_pixels(pixels, w*h, expected));
|
|
|
|
// bottom-right should succeed
|
|
sk_memset32(pixels, notExpected, w*h);
|
|
REPORTER_ASSERT(reporter, image->readPixels(info, pixels, rowBytes,
|
|
image->width() - w, image->height() - h));
|
|
REPORTER_ASSERT(reporter, has_pixels(pixels, w*h, expected));
|
|
|
|
// partial top-left should succeed
|
|
sk_memset32(pixels, notExpected, w*h);
|
|
REPORTER_ASSERT(reporter, image->readPixels(info, pixels, rowBytes, -1, -1));
|
|
REPORTER_ASSERT(reporter, pixels[3] == expected);
|
|
REPORTER_ASSERT(reporter, has_pixels(pixels, w*h - 1, notExpected));
|
|
|
|
// partial bottom-right should succeed
|
|
sk_memset32(pixels, notExpected, w*h);
|
|
REPORTER_ASSERT(reporter, image->readPixels(info, pixels, rowBytes,
|
|
image->width() - 1, image->height() - 1));
|
|
REPORTER_ASSERT(reporter, pixels[0] == expected);
|
|
REPORTER_ASSERT(reporter, has_pixels(&pixels[1], w*h - 1, notExpected));
|
|
}
|
|
DEF_TEST(ImageReadPixels, reporter) {
|
|
sk_sp<SkImage> image(create_image());
|
|
image_test_read_pixels(reporter, image.get());
|
|
|
|
image = create_data_image();
|
|
image_test_read_pixels(reporter, image.get());
|
|
|
|
RasterDataHolder dataHolder;
|
|
image = create_rasterproc_image(&dataHolder);
|
|
image_test_read_pixels(reporter, image.get());
|
|
image.reset();
|
|
REPORTER_ASSERT(reporter, 1 == dataHolder.fReleaseCount);
|
|
|
|
image = create_codec_image();
|
|
image_test_read_pixels(reporter, image.get());
|
|
}
|
|
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ImageReadPixels_Gpu, reporter, ctxInfo) {
|
|
image_test_read_pixels(reporter, create_gpu_image(ctxInfo.directContext()).get());
|
|
}
|
|
|
|
static void check_legacy_bitmap(skiatest::Reporter* reporter, const SkImage* image,
|
|
const SkBitmap& bitmap) {
|
|
REPORTER_ASSERT(reporter, image->width() == bitmap.width());
|
|
REPORTER_ASSERT(reporter, image->height() == bitmap.height());
|
|
REPORTER_ASSERT(reporter, image->alphaType() == bitmap.alphaType());
|
|
|
|
REPORTER_ASSERT(reporter, bitmap.isImmutable());
|
|
|
|
REPORTER_ASSERT(reporter, bitmap.getPixels());
|
|
|
|
const SkImageInfo info = SkImageInfo::MakeN32(1, 1, bitmap.alphaType());
|
|
SkPMColor imageColor;
|
|
REPORTER_ASSERT(reporter, image->readPixels(info, &imageColor, sizeof(SkPMColor), 0, 0));
|
|
REPORTER_ASSERT(reporter, imageColor == *bitmap.getAddr32(0, 0));
|
|
}
|
|
|
|
static void test_legacy_bitmap(skiatest::Reporter* reporter, const SkImage* image) {
|
|
if (!image) {
|
|
ERRORF(reporter, "Failed to create image.");
|
|
return;
|
|
}
|
|
SkBitmap bitmap;
|
|
REPORTER_ASSERT(reporter, image->asLegacyBitmap(&bitmap));
|
|
check_legacy_bitmap(reporter, image, bitmap);
|
|
|
|
// Test subsetting to exercise the rowBytes logic.
|
|
SkBitmap tmp;
|
|
REPORTER_ASSERT(reporter, bitmap.extractSubset(&tmp, SkIRect::MakeWH(image->width() / 2,
|
|
image->height() / 2)));
|
|
sk_sp<SkImage> subsetImage(SkImage::MakeFromBitmap(tmp));
|
|
REPORTER_ASSERT(reporter, subsetImage.get());
|
|
|
|
SkBitmap subsetBitmap;
|
|
REPORTER_ASSERT(reporter, subsetImage->asLegacyBitmap(&subsetBitmap));
|
|
check_legacy_bitmap(reporter, subsetImage.get(), subsetBitmap);
|
|
}
|
|
DEF_TEST(ImageLegacyBitmap, reporter) {
|
|
sk_sp<SkImage> image(create_image());
|
|
test_legacy_bitmap(reporter, image.get());
|
|
|
|
image = create_data_image();
|
|
test_legacy_bitmap(reporter, image.get());
|
|
|
|
RasterDataHolder dataHolder;
|
|
image = create_rasterproc_image(&dataHolder);
|
|
test_legacy_bitmap(reporter, image.get());
|
|
image.reset();
|
|
REPORTER_ASSERT(reporter, 1 == dataHolder.fReleaseCount);
|
|
|
|
image = create_codec_image();
|
|
test_legacy_bitmap(reporter, image.get());
|
|
}
|
|
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ImageLegacyBitmap_Gpu, reporter, ctxInfo) {
|
|
sk_sp<SkImage> image(create_gpu_image(ctxInfo.directContext()));
|
|
test_legacy_bitmap(reporter, image.get());
|
|
}
|
|
|
|
static void test_peek(skiatest::Reporter* reporter, SkImage* image, bool expectPeekSuccess) {
|
|
if (!image) {
|
|
ERRORF(reporter, "Failed to create image!");
|
|
return;
|
|
}
|
|
SkPixmap pm;
|
|
bool success = image->peekPixels(&pm);
|
|
REPORTER_ASSERT(reporter, expectPeekSuccess == success);
|
|
if (success) {
|
|
const SkImageInfo& info = pm.info();
|
|
REPORTER_ASSERT(reporter, 20 == info.width());
|
|
REPORTER_ASSERT(reporter, 20 == info.height());
|
|
REPORTER_ASSERT(reporter, kN32_SkColorType == info.colorType());
|
|
REPORTER_ASSERT(reporter, kPremul_SkAlphaType == info.alphaType() ||
|
|
kOpaque_SkAlphaType == info.alphaType());
|
|
REPORTER_ASSERT(reporter, info.minRowBytes() <= pm.rowBytes());
|
|
REPORTER_ASSERT(reporter, SkPreMultiplyColor(SK_ColorWHITE) == *pm.addr32(0, 0));
|
|
}
|
|
}
|
|
DEF_TEST(ImagePeek, reporter) {
|
|
sk_sp<SkImage> image(create_image());
|
|
test_peek(reporter, image.get(), true);
|
|
|
|
image = create_data_image();
|
|
test_peek(reporter, image.get(), true);
|
|
|
|
RasterDataHolder dataHolder;
|
|
image = create_rasterproc_image(&dataHolder);
|
|
test_peek(reporter, image.get(), true);
|
|
image.reset();
|
|
REPORTER_ASSERT(reporter, 1 == dataHolder.fReleaseCount);
|
|
|
|
image = create_codec_image();
|
|
test_peek(reporter, image.get(), false);
|
|
}
|
|
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ImagePeek_Gpu, reporter, ctxInfo) {
|
|
sk_sp<SkImage> image(create_gpu_image(ctxInfo.directContext()));
|
|
test_peek(reporter, image.get(), false);
|
|
}
|
|
|
|
struct TextureReleaseChecker {
|
|
TextureReleaseChecker() : fReleaseCount(0) {}
|
|
int fReleaseCount;
|
|
static void Release(void* self) {
|
|
static_cast<TextureReleaseChecker*>(self)->fReleaseCount++;
|
|
}
|
|
};
|
|
|
|
DEF_GPUTEST_FOR_GL_RENDERING_CONTEXTS(SkImage_NewFromTextureRelease, reporter, ctxInfo) {
|
|
const int kWidth = 10;
|
|
const int kHeight = 10;
|
|
|
|
auto ctx = ctxInfo.directContext();
|
|
|
|
SkImageInfo ii = SkImageInfo::Make(kWidth, kHeight, SkColorType::kRGBA_8888_SkColorType,
|
|
kPremul_SkAlphaType);
|
|
GrBackendTexture backendTex;
|
|
if (!CreateBackendTexture(ctx, &backendTex, ii, SkColors::kRed, GrMipmapped::kNo,
|
|
GrRenderable::kNo)) {
|
|
ERRORF(reporter, "couldn't create backend texture\n");
|
|
}
|
|
|
|
TextureReleaseChecker releaseChecker;
|
|
GrSurfaceOrigin texOrigin = kBottomLeft_GrSurfaceOrigin;
|
|
sk_sp<SkImage> refImg(
|
|
SkImage::MakeFromTexture(ctx, backendTex, texOrigin, kRGBA_8888_SkColorType,
|
|
kPremul_SkAlphaType, nullptr,
|
|
TextureReleaseChecker::Release, &releaseChecker));
|
|
|
|
GrSurfaceOrigin readBackOrigin;
|
|
GrBackendTexture readBackBackendTex = refImg->getBackendTexture(false, &readBackOrigin);
|
|
if (!GrBackendTexture::TestingOnly_Equals(readBackBackendTex, backendTex)) {
|
|
ERRORF(reporter, "backend mismatch\n");
|
|
}
|
|
REPORTER_ASSERT(reporter, GrBackendTexture::TestingOnly_Equals(readBackBackendTex, backendTex));
|
|
if (readBackOrigin != texOrigin) {
|
|
ERRORF(reporter, "origin mismatch %d %d\n", readBackOrigin, texOrigin);
|
|
}
|
|
REPORTER_ASSERT(reporter, readBackOrigin == texOrigin);
|
|
|
|
// Now exercise the release proc
|
|
REPORTER_ASSERT(reporter, 0 == releaseChecker.fReleaseCount);
|
|
refImg.reset(nullptr); // force a release of the image
|
|
REPORTER_ASSERT(reporter, 1 == releaseChecker.fReleaseCount);
|
|
|
|
DeleteBackendTexture(ctx, backendTex);
|
|
}
|
|
|
|
static void test_cross_context_image(skiatest::Reporter* reporter, const GrContextOptions& options,
|
|
const char* testName,
|
|
std::function<sk_sp<SkImage>(GrDirectContext*)> imageMaker) {
|
|
for (int i = 0; i < GrContextFactory::kContextTypeCnt; ++i) {
|
|
GrContextFactory testFactory(options);
|
|
GrContextFactory::ContextType ctxType = static_cast<GrContextFactory::ContextType>(i);
|
|
ContextInfo ctxInfo = testFactory.getContextInfo(ctxType);
|
|
auto dContext = ctxInfo.directContext();
|
|
if (!dContext) {
|
|
continue;
|
|
}
|
|
|
|
// If we don't have proper support for this feature, the factory will fallback to returning
|
|
// codec-backed images. Those will "work", but some of our checks will fail because we
|
|
// expect the cross-context images not to work on multiple contexts at once.
|
|
if (!dContext->priv().caps()->crossContextTextureSupport()) {
|
|
continue;
|
|
}
|
|
|
|
// We test three lifetime patterns for a single context:
|
|
// 1) Create image, free image
|
|
// 2) Create image, draw, flush, free image
|
|
// 3) Create image, draw, free image, flush
|
|
// ... and then repeat the last two patterns with drawing on a second* context:
|
|
// 4) Create image, draw*, flush*, free image
|
|
// 5) Create image, draw*, free iamge, flush*
|
|
|
|
// Case #1: Create image, free image
|
|
{
|
|
sk_sp<SkImage> refImg(imageMaker(dContext));
|
|
refImg.reset(nullptr); // force a release of the image
|
|
}
|
|
|
|
SkImageInfo info = SkImageInfo::MakeN32Premul(128, 128);
|
|
sk_sp<SkSurface> surface = SkSurface::MakeRenderTarget(dContext, SkBudgeted::kNo, info);
|
|
if (!surface) {
|
|
ERRORF(reporter, "SkSurface::MakeRenderTarget failed for %s.", testName);
|
|
continue;
|
|
}
|
|
|
|
SkCanvas* canvas = surface->getCanvas();
|
|
|
|
// Case #2: Create image, draw, flush, free image
|
|
{
|
|
sk_sp<SkImage> refImg(imageMaker(dContext));
|
|
|
|
canvas->drawImage(refImg, 0, 0);
|
|
surface->flushAndSubmit();
|
|
|
|
refImg.reset(nullptr); // force a release of the image
|
|
}
|
|
|
|
// Case #3: Create image, draw, free image, flush
|
|
{
|
|
sk_sp<SkImage> refImg(imageMaker(dContext));
|
|
|
|
canvas->drawImage(refImg, 0, 0);
|
|
refImg.reset(nullptr); // force a release of the image
|
|
|
|
surface->flushAndSubmit();
|
|
}
|
|
|
|
// Configure second context
|
|
sk_gpu_test::TestContext* testContext = ctxInfo.testContext();
|
|
|
|
ContextInfo otherContextInfo = testFactory.getSharedContextInfo(dContext);
|
|
auto otherCtx = otherContextInfo.directContext();
|
|
sk_gpu_test::TestContext* otherTestContext = otherContextInfo.testContext();
|
|
|
|
// Creating a context in a share group may fail
|
|
if (!otherCtx) {
|
|
continue;
|
|
}
|
|
|
|
surface = SkSurface::MakeRenderTarget(otherCtx, SkBudgeted::kNo, info);
|
|
canvas = surface->getCanvas();
|
|
|
|
// Case #4: Create image, draw*, flush*, free image
|
|
{
|
|
testContext->makeCurrent();
|
|
sk_sp<SkImage> refImg(imageMaker(dContext));
|
|
|
|
otherTestContext->makeCurrent();
|
|
canvas->drawImage(refImg, 0, 0);
|
|
surface->flushAndSubmit();
|
|
|
|
testContext->makeCurrent();
|
|
refImg.reset(nullptr); // force a release of the image
|
|
}
|
|
|
|
// Case #5: Create image, draw*, free image, flush*
|
|
{
|
|
testContext->makeCurrent();
|
|
sk_sp<SkImage> refImg(imageMaker(dContext));
|
|
|
|
otherTestContext->makeCurrent();
|
|
canvas->drawImage(refImg, 0, 0);
|
|
|
|
testContext->makeCurrent();
|
|
refImg.reset(nullptr); // force a release of the image
|
|
|
|
otherTestContext->makeCurrent();
|
|
surface->flushAndSubmit();
|
|
|
|
// This is specifically here for vulkan to guarantee the command buffer will finish
|
|
// which is when we call the ReleaseProc.
|
|
otherCtx->priv().getGpu()->testingOnly_flushGpuAndSync();
|
|
}
|
|
|
|
// Case #6: Verify that only one context can be using the image at a time
|
|
{
|
|
// Suppress warnings about trying to use a texture in two contexts.
|
|
GrRecordingContextPriv::AutoSuppressWarningMessages aswm(otherCtx);
|
|
|
|
testContext->makeCurrent();
|
|
sk_sp<SkImage> refImg(imageMaker(dContext));
|
|
|
|
// Any context should be able to borrow the texture at this point
|
|
GrSurfaceProxyView view = as_IB(refImg)->refView(dContext, GrMipmapped::kNo);
|
|
REPORTER_ASSERT(reporter, view);
|
|
|
|
// But once it's borrowed, no other context should be able to borrow
|
|
otherTestContext->makeCurrent();
|
|
GrSurfaceProxyView otherView = as_IB(refImg)->refView(otherCtx, GrMipmapped::kNo);
|
|
REPORTER_ASSERT(reporter, !otherView);
|
|
|
|
// Original context (that's already borrowing) should be okay
|
|
testContext->makeCurrent();
|
|
GrSurfaceProxyView viewSecondRef = as_IB(refImg)->refView(dContext, GrMipmapped::kNo);
|
|
REPORTER_ASSERT(reporter, viewSecondRef);
|
|
|
|
// Release first ref from the original context
|
|
view.reset();
|
|
|
|
// We released one proxy but not the other from the current borrowing context. Make sure
|
|
// a new context is still not able to borrow the texture.
|
|
otherTestContext->makeCurrent();
|
|
otherView = as_IB(refImg)->refView(otherCtx, GrMipmapped::kNo);
|
|
REPORTER_ASSERT(reporter, !otherView);
|
|
|
|
// Release second ref from the original context
|
|
testContext->makeCurrent();
|
|
viewSecondRef.reset();
|
|
|
|
// Now we should be able to borrow the texture from the other context
|
|
otherTestContext->makeCurrent();
|
|
otherView = as_IB(refImg)->refView(otherCtx, GrMipmapped::kNo);
|
|
REPORTER_ASSERT(reporter, otherView);
|
|
|
|
// Release everything
|
|
otherView.reset();
|
|
refImg.reset(nullptr);
|
|
}
|
|
}
|
|
}
|
|
|
|
DEF_GPUTEST(SkImage_MakeCrossContextFromPixmapRelease, reporter, options) {
|
|
SkBitmap bitmap;
|
|
SkPixmap pixmap;
|
|
if (!GetResourceAsBitmap("images/mandrill_128.png", &bitmap) || !bitmap.peekPixels(&pixmap)) {
|
|
ERRORF(reporter, "missing resource");
|
|
return;
|
|
}
|
|
test_cross_context_image(reporter, options, "SkImage_MakeCrossContextFromPixmapRelease",
|
|
[&pixmap](GrDirectContext* dContext) {
|
|
return SkImage::MakeCrossContextFromPixmap(dContext, pixmap, false);
|
|
});
|
|
}
|
|
|
|
DEF_GPUTEST(SkImage_CrossContextGrayAlphaConfigs, reporter, options) {
|
|
|
|
for (SkColorType ct : { kGray_8_SkColorType, kAlpha_8_SkColorType }) {
|
|
SkAutoPixmapStorage pixmap;
|
|
pixmap.alloc(SkImageInfo::Make(4, 4, ct, kPremul_SkAlphaType));
|
|
|
|
for (int i = 0; i < GrContextFactory::kContextTypeCnt; ++i) {
|
|
GrContextFactory testFactory(options);
|
|
GrContextFactory::ContextType ctxType = static_cast<GrContextFactory::ContextType>(i);
|
|
ContextInfo ctxInfo = testFactory.getContextInfo(ctxType);
|
|
auto ctx = ctxInfo.directContext();
|
|
if (!ctx || !ctx->priv().caps()->crossContextTextureSupport()) {
|
|
continue;
|
|
}
|
|
|
|
sk_sp<SkImage> image = SkImage::MakeCrossContextFromPixmap(ctx, pixmap, false);
|
|
REPORTER_ASSERT(reporter, image);
|
|
|
|
GrSurfaceProxyView view = as_IB(image)->refView(ctx, GrMipmapped::kNo);
|
|
REPORTER_ASSERT(reporter, view);
|
|
|
|
bool expectAlpha = kAlpha_8_SkColorType == ct;
|
|
GrColorType grCT = SkColorTypeToGrColorType(image->colorType());
|
|
REPORTER_ASSERT(reporter, expectAlpha == GrColorTypeIsAlphaOnly(grCT));
|
|
}
|
|
}
|
|
}
|
|
|
|
DEF_GPUTEST_FOR_GL_RENDERING_CONTEXTS(makeBackendTexture, reporter, ctxInfo) {
|
|
auto context = ctxInfo.directContext();
|
|
sk_gpu_test::TestContext* testContext = ctxInfo.testContext();
|
|
sk_sp<GrContextThreadSafeProxy> proxy = context->threadSafeProxy();
|
|
|
|
GrContextFactory otherFactory;
|
|
ContextInfo otherContextInfo = otherFactory.getContextInfo(ctxInfo.type());
|
|
|
|
testContext->makeCurrent();
|
|
REPORTER_ASSERT(reporter, proxy);
|
|
auto createLarge = [context] {
|
|
return create_image_large(context->priv().caps()->maxTextureSize());
|
|
};
|
|
struct {
|
|
std::function<sk_sp<SkImage> ()> fImageFactory;
|
|
bool fExpectation;
|
|
bool fCanTakeDirectly;
|
|
} testCases[] = {
|
|
{ create_image, true, false },
|
|
{ create_codec_image, true, false },
|
|
{ create_data_image, true, false },
|
|
{ create_picture_image, true, false },
|
|
{ [context] { return create_gpu_image(context); }, true, true },
|
|
// Create a texture image in a another context.
|
|
{ [otherContextInfo] {
|
|
auto restore = otherContextInfo.testContext()->makeCurrentAndAutoRestore();
|
|
sk_sp<SkImage> otherContextImage = create_gpu_image(otherContextInfo.directContext());
|
|
otherContextInfo.directContext()->flushAndSubmit();
|
|
return otherContextImage;
|
|
}, false, false },
|
|
// Create an image that is too large to be texture backed.
|
|
{ createLarge, false, false }
|
|
};
|
|
|
|
for (auto testCase : testCases) {
|
|
sk_sp<SkImage> image(testCase.fImageFactory());
|
|
if (!image) {
|
|
ERRORF(reporter, "Failed to create image!");
|
|
continue;
|
|
}
|
|
|
|
GrBackendTexture origBackend = image->getBackendTexture(true);
|
|
if (testCase.fCanTakeDirectly) {
|
|
SkASSERT(origBackend.isValid());
|
|
}
|
|
|
|
GrBackendTexture newBackend;
|
|
SkImage::BackendTextureReleaseProc proc;
|
|
bool result = SkImage::MakeBackendTextureFromSkImage(context, std::move(image),
|
|
&newBackend, &proc);
|
|
if (result != testCase.fExpectation) {
|
|
static const char *const kFS[] = { "fail", "succeed" };
|
|
ERRORF(reporter, "This image was expected to %s but did not.",
|
|
kFS[testCase.fExpectation]);
|
|
}
|
|
|
|
if (result) {
|
|
SkASSERT(newBackend.isValid());
|
|
}
|
|
|
|
bool tookDirectly = result && GrBackendTexture::TestingOnly_Equals(origBackend, newBackend);
|
|
if (testCase.fCanTakeDirectly != tookDirectly) {
|
|
static const char *const kExpectedState[] = { "not expected", "expected" };
|
|
ERRORF(reporter, "This backend texture was %s to be taken directly.",
|
|
kExpectedState[testCase.fCanTakeDirectly]);
|
|
}
|
|
|
|
context->flushAndSubmit();
|
|
}
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
static sk_sp<SkImage> create_picture_image(sk_sp<SkColorSpace> space) {
|
|
SkPictureRecorder recorder;
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
canvas->clear(SK_ColorCYAN);
|
|
return SkImage::MakeFromPicture(recorder.finishRecordingAsPicture(), SkISize::Make(10, 10),
|
|
nullptr, nullptr, SkImage::BitDepth::kU8, std::move(space));
|
|
};
|
|
|
|
DEF_TEST(Image_ColorSpace, r) {
|
|
sk_sp<SkColorSpace> srgb = SkColorSpace::MakeSRGB();
|
|
sk_sp<SkImage> image = GetResourceAsImage("images/mandrill_512_q075.jpg");
|
|
REPORTER_ASSERT(r, srgb.get() == image->colorSpace());
|
|
|
|
image = GetResourceAsImage("images/webp-color-profile-lossy.webp");
|
|
skcms_TransferFunction fn;
|
|
bool success = image->colorSpace()->isNumericalTransferFn(&fn);
|
|
REPORTER_ASSERT(r, success);
|
|
REPORTER_ASSERT(r, color_space_almost_equal(1.8f, fn.g));
|
|
|
|
sk_sp<SkColorSpace> rec2020 = SkColorSpace::MakeRGB(SkNamedTransferFn::kSRGB,
|
|
SkNamedGamut::kRec2020);
|
|
image = create_picture_image(rec2020);
|
|
REPORTER_ASSERT(r, SkColorSpace::Equals(rec2020.get(), image->colorSpace()));
|
|
|
|
SkBitmap bitmap;
|
|
SkImageInfo info = SkImageInfo::MakeN32(10, 10, kPremul_SkAlphaType, rec2020);
|
|
bitmap.allocPixels(info);
|
|
image = SkImage::MakeFromBitmap(bitmap);
|
|
REPORTER_ASSERT(r, SkColorSpace::Equals(rec2020.get(), image->colorSpace()));
|
|
|
|
sk_sp<SkSurface> surface = SkSurface::MakeRaster(
|
|
SkImageInfo::MakeN32Premul(SkISize::Make(10, 10)));
|
|
image = surface->makeImageSnapshot();
|
|
REPORTER_ASSERT(r, nullptr == image->colorSpace());
|
|
|
|
surface = SkSurface::MakeRaster(info);
|
|
image = surface->makeImageSnapshot();
|
|
REPORTER_ASSERT(r, SkColorSpace::Equals(rec2020.get(), image->colorSpace()));
|
|
}
|
|
|
|
DEF_TEST(Image_makeColorSpace, r) {
|
|
sk_sp<SkColorSpace> p3 = SkColorSpace::MakeRGB(SkNamedTransferFn::kSRGB, SkNamedGamut::kDisplayP3);
|
|
skcms_TransferFunction fn;
|
|
fn.a = 1.f; fn.b = 0.f; fn.c = 0.f; fn.d = 0.f; fn.e = 0.f; fn.f = 0.f; fn.g = 1.8f;
|
|
sk_sp<SkColorSpace> adobeGamut = SkColorSpace::MakeRGB(fn, SkNamedGamut::kAdobeRGB);
|
|
|
|
SkBitmap srgbBitmap;
|
|
srgbBitmap.allocPixels(SkImageInfo::MakeS32(1, 1, kOpaque_SkAlphaType));
|
|
*srgbBitmap.getAddr32(0, 0) = SkSwizzle_RGBA_to_PMColor(0xFF604020);
|
|
srgbBitmap.setImmutable();
|
|
sk_sp<SkImage> srgbImage = SkImage::MakeFromBitmap(srgbBitmap);
|
|
sk_sp<SkImage> p3Image = srgbImage->makeColorSpace(p3, nullptr);
|
|
SkBitmap p3Bitmap;
|
|
bool success = p3Image->asLegacyBitmap(&p3Bitmap);
|
|
|
|
auto almost_equal = [](int a, int b) { return SkTAbs(a - b) <= 2; };
|
|
|
|
REPORTER_ASSERT(r, success);
|
|
REPORTER_ASSERT(r, almost_equal(0x28, SkGetPackedR32(*p3Bitmap.getAddr32(0, 0))));
|
|
REPORTER_ASSERT(r, almost_equal(0x40, SkGetPackedG32(*p3Bitmap.getAddr32(0, 0))));
|
|
REPORTER_ASSERT(r, almost_equal(0x5E, SkGetPackedB32(*p3Bitmap.getAddr32(0, 0))));
|
|
|
|
sk_sp<SkImage> adobeImage = srgbImage->makeColorSpace(adobeGamut, nullptr);
|
|
SkBitmap adobeBitmap;
|
|
success = adobeImage->asLegacyBitmap(&adobeBitmap);
|
|
REPORTER_ASSERT(r, success);
|
|
REPORTER_ASSERT(r, almost_equal(0x21, SkGetPackedR32(*adobeBitmap.getAddr32(0, 0))));
|
|
REPORTER_ASSERT(r, almost_equal(0x31, SkGetPackedG32(*adobeBitmap.getAddr32(0, 0))));
|
|
REPORTER_ASSERT(r, almost_equal(0x4C, SkGetPackedB32(*adobeBitmap.getAddr32(0, 0))));
|
|
|
|
srgbImage = GetResourceAsImage("images/1x1.png");
|
|
p3Image = srgbImage->makeColorSpace(p3, nullptr);
|
|
success = p3Image->asLegacyBitmap(&p3Bitmap);
|
|
REPORTER_ASSERT(r, success);
|
|
REPORTER_ASSERT(r, almost_equal(0x8B, SkGetPackedR32(*p3Bitmap.getAddr32(0, 0))));
|
|
REPORTER_ASSERT(r, almost_equal(0x82, SkGetPackedG32(*p3Bitmap.getAddr32(0, 0))));
|
|
REPORTER_ASSERT(r, almost_equal(0x77, SkGetPackedB32(*p3Bitmap.getAddr32(0, 0))));
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
static void make_all_premul(SkBitmap* bm) {
|
|
bm->allocPixels(SkImageInfo::MakeN32(256, 256, kPremul_SkAlphaType));
|
|
for (int a = 0; a < 256; ++a) {
|
|
for (int r = 0; r < 256; ++r) {
|
|
// make all valid premul combinations
|
|
int c = std::min(a, r);
|
|
*bm->getAddr32(a, r) = SkPackARGB32(a, c, c, c);
|
|
}
|
|
}
|
|
}
|
|
|
|
static bool equal(const SkBitmap& a, const SkBitmap& b) {
|
|
SkASSERT(a.width() == b.width());
|
|
SkASSERT(a.height() == b.height());
|
|
for (int y = 0; y < a.height(); ++y) {
|
|
for (int x = 0; x < a.width(); ++x) {
|
|
SkPMColor pa = *a.getAddr32(x, y);
|
|
SkPMColor pb = *b.getAddr32(x, y);
|
|
if (pa != pb) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
DEF_TEST(image_roundtrip_encode, reporter) {
|
|
SkBitmap bm0;
|
|
make_all_premul(&bm0);
|
|
|
|
auto img0 = SkImage::MakeFromBitmap(bm0);
|
|
sk_sp<SkData> data = img0->encodeToData(SkEncodedImageFormat::kPNG, 100);
|
|
auto img1 = SkImage::MakeFromEncoded(data);
|
|
|
|
SkBitmap bm1;
|
|
bm1.allocPixels(SkImageInfo::MakeN32(256, 256, kPremul_SkAlphaType));
|
|
img1->readPixels(bm1.info(), bm1.getPixels(), bm1.rowBytes(), 0, 0);
|
|
|
|
REPORTER_ASSERT(reporter, equal(bm0, bm1));
|
|
}
|
|
|
|
DEF_TEST(image_roundtrip_premul, reporter) {
|
|
SkBitmap bm0;
|
|
make_all_premul(&bm0);
|
|
|
|
SkBitmap bm1;
|
|
bm1.allocPixels(SkImageInfo::MakeN32(256, 256, kUnpremul_SkAlphaType));
|
|
bm0.readPixels(bm1.info(), bm1.getPixels(), bm1.rowBytes(), 0, 0);
|
|
|
|
SkBitmap bm2;
|
|
bm2.allocPixels(SkImageInfo::MakeN32(256, 256, kPremul_SkAlphaType));
|
|
bm1.readPixels(bm2.info(), bm2.getPixels(), bm2.rowBytes(), 0, 0);
|
|
|
|
REPORTER_ASSERT(reporter, equal(bm0, bm2));
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
static void check_scaled_pixels(skiatest::Reporter* reporter, SkPixmap* pmap, uint32_t expected) {
|
|
// Verify that all pixels contain the original test color
|
|
for (auto y = 0; y < pmap->height(); ++y) {
|
|
for (auto x = 0; x < pmap->width(); ++x) {
|
|
uint32_t pixel = *pmap->addr32(x, y);
|
|
if (pixel != expected) {
|
|
ERRORF(reporter, "Expected scaled pixels to be the same. At %d,%d 0x%08x != 0x%08x",
|
|
x, y, pixel, expected);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void test_scale_pixels(skiatest::Reporter* reporter, const SkImage* image,
|
|
uint32_t expected) {
|
|
SkImageInfo info = SkImageInfo::MakeN32Premul(image->width() * 2, image->height() * 2);
|
|
|
|
// Make sure to test kDisallow first, so we don't just get a cache hit in that case
|
|
for (auto chint : { SkImage::kDisallow_CachingHint, SkImage::kAllow_CachingHint }) {
|
|
SkAutoPixmapStorage scaled;
|
|
scaled.alloc(info);
|
|
if (!image->scalePixels(scaled, kLow_SkFilterQuality, chint)) {
|
|
ERRORF(reporter, "Failed to scale image");
|
|
continue;
|
|
}
|
|
|
|
check_scaled_pixels(reporter, &scaled, expected);
|
|
}
|
|
}
|
|
|
|
DEF_TEST(ImageScalePixels, reporter) {
|
|
const SkPMColor pmRed = SkPackARGB32(0xFF, 0xFF, 0, 0);
|
|
const SkColor red = SK_ColorRED;
|
|
|
|
// Test raster image
|
|
SkImageInfo info = SkImageInfo::MakeN32Premul(1, 1);
|
|
sk_sp<SkSurface> surface = SkSurface::MakeRaster(info);
|
|
surface->getCanvas()->clear(red);
|
|
sk_sp<SkImage> rasterImage = surface->makeImageSnapshot();
|
|
test_scale_pixels(reporter, rasterImage.get(), pmRed);
|
|
|
|
// Test encoded image
|
|
sk_sp<SkData> data = rasterImage->encodeToData();
|
|
sk_sp<SkImage> codecImage = SkImage::MakeFromEncoded(data);
|
|
test_scale_pixels(reporter, codecImage.get(), pmRed);
|
|
}
|
|
|
|
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ImageScalePixels_Gpu, reporter, ctxInfo) {
|
|
const SkPMColor pmRed = SkPackARGB32(0xFF, 0xFF, 0, 0);
|
|
const SkColor red = SK_ColorRED;
|
|
|
|
SkImageInfo info = SkImageInfo::MakeN32Premul(16, 16);
|
|
sk_sp<SkSurface> surface = SkSurface::MakeRenderTarget(ctxInfo.directContext(),
|
|
SkBudgeted::kNo, info);
|
|
surface->getCanvas()->clear(red);
|
|
sk_sp<SkImage> gpuImage = surface->makeImageSnapshot();
|
|
test_scale_pixels(reporter, gpuImage.get(), pmRed);
|
|
}
|
|
|
|
static sk_sp<SkImage> any_image_will_do() {
|
|
return GetResourceAsImage("images/mandrill_32.png");
|
|
}
|
|
|
|
DEF_TEST(Image_nonfinite_dst, reporter) {
|
|
auto surf = SkSurface::MakeRasterN32Premul(10, 10);
|
|
auto img = any_image_will_do();
|
|
SkPaint paint;
|
|
|
|
for (SkScalar bad : { SK_ScalarInfinity, SK_ScalarNaN}) {
|
|
for (int bits = 1; bits <= 15; ++bits) {
|
|
SkRect dst = { 0, 0, 10, 10 };
|
|
if (bits & 1) dst.fLeft = bad;
|
|
if (bits & 2) dst.fTop = bad;
|
|
if (bits & 4) dst.fRight = bad;
|
|
if (bits & 8) dst.fBottom = bad;
|
|
|
|
surf->getCanvas()->drawImageRect(img, dst, &paint);
|
|
|
|
// we should draw nothing
|
|
ToolUtils::PixelIter iter(surf.get());
|
|
while (void* addr = iter.next()) {
|
|
REPORTER_ASSERT(reporter, *(SkPMColor*)addr == 0);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static sk_sp<SkImage> make_yuva_image(GrDirectContext* dContext) {
|
|
SkAutoPixmapStorage pm;
|
|
pm.alloc(SkImageInfo::Make(1, 1, kAlpha_8_SkColorType, kPremul_SkAlphaType));
|
|
const SkPixmap pmaps[] = {pm, pm, pm, pm};
|
|
SkYUVAIndex indices[] = {{0, SkColorChannel::kA},
|
|
{1, SkColorChannel::kA},
|
|
{2, SkColorChannel::kA},
|
|
{3, SkColorChannel::kA}};
|
|
|
|
return SkImage::MakeFromYUVAPixmaps(dContext, kJPEG_SkYUVColorSpace, pmaps, indices,
|
|
SkISize::Make(1, 1), kTopLeft_GrSurfaceOrigin, false);
|
|
}
|
|
|
|
DEF_GPUTEST_FOR_ALL_CONTEXTS(ImageFlush, reporter, ctxInfo) {
|
|
auto dContext = ctxInfo.directContext();
|
|
auto ii = SkImageInfo::Make(10, 10, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
|
|
auto s = SkSurface::MakeRenderTarget(dContext, SkBudgeted::kYes, ii, 1, nullptr);
|
|
|
|
s->getCanvas()->clear(SK_ColorRED);
|
|
auto i0 = s->makeImageSnapshot();
|
|
s->getCanvas()->clear(SK_ColorBLUE);
|
|
auto i1 = s->makeImageSnapshot();
|
|
s->getCanvas()->clear(SK_ColorGREEN);
|
|
// Make a YUVA image.
|
|
auto i2 = make_yuva_image(dContext);
|
|
|
|
// Flush all the setup work we did above and then make little lambda that reports the flush
|
|
// count delta since the last time it was called.
|
|
dContext->flushAndSubmit();
|
|
auto numSubmits =
|
|
[dContext,
|
|
submitCnt = dContext->priv().getGpu()->stats()->numSubmitToGpus()]() mutable {
|
|
int curr = dContext->priv().getGpu()->stats()->numSubmitToGpus();
|
|
int n = curr - submitCnt;
|
|
submitCnt = curr;
|
|
return n;
|
|
};
|
|
|
|
// Images aren't used therefore flush is ignored, but submit is still called.
|
|
i0->flushAndSubmit(dContext);
|
|
i1->flushAndSubmit(dContext);
|
|
i2->flushAndSubmit(dContext);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 3);
|
|
|
|
// Syncing forces the flush to happen even if the images aren't used.
|
|
i0->flush(dContext);
|
|
dContext->submit(true);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
i1->flush(dContext);
|
|
dContext->submit(true);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
i2->flush(dContext);
|
|
dContext->submit(true);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
|
|
// Use image 1
|
|
s->getCanvas()->drawImage(i1, 0, 0);
|
|
// Flushing image 0 should do nothing, but submit is still called.
|
|
i0->flushAndSubmit(dContext);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
// Flushing image 1 should flush.
|
|
i1->flushAndSubmit(dContext);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
// Flushing image 2 should do nothing, but submit is still called.
|
|
i2->flushAndSubmit(dContext);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
|
|
// Use image 2
|
|
s->getCanvas()->drawImage(i2, 0, 0);
|
|
// Flushing image 0 should do nothing, but submit is still called.
|
|
i0->flushAndSubmit(dContext);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
// Flushing image 1 do nothing, but submit is still called.
|
|
i1->flushAndSubmit(dContext);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
// Flushing image 2 should flush.
|
|
i2->flushAndSubmit(dContext);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
// Since we just did a simple image draw it should not have been flattened.
|
|
REPORTER_ASSERT(reporter,
|
|
!static_cast<SkImage_GpuYUVA*>(as_IB(i2.get()))->testingOnly_IsFlattened());
|
|
REPORTER_ASSERT(reporter, static_cast<SkImage_GpuYUVA*>(as_IB(i2.get()))->isTextureBacked());
|
|
|
|
// Flatten it and repeat.
|
|
as_IB(i2.get())->view(dContext);
|
|
REPORTER_ASSERT(reporter,
|
|
static_cast<SkImage_GpuYUVA*>(as_IB(i2.get()))->testingOnly_IsFlattened());
|
|
REPORTER_ASSERT(reporter, static_cast<SkImage_GpuYUVA*>(as_IB(i2.get()))->isTextureBacked());
|
|
s->getCanvas()->drawImage(i2, 0, 0);
|
|
// Flushing image 0 should do nothing, but submit is still called.
|
|
i0->flushAndSubmit(dContext);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
// Flushing image 1 do nothing, but submit is still called.
|
|
i1->flushAndSubmit(dContext);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
// Flushing image 2 should flush.
|
|
i2->flushAndSubmit(dContext);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
|
|
// Test case where flatten happens before the first flush.
|
|
i2 = make_yuva_image(dContext);
|
|
// On some systems where preferVRAMUseOverFlushes is false (ANGLE on Windows) the above may
|
|
// actually flush in order to make textures for the YUV planes. TODO: Remove this when we
|
|
// make the YUVA planes from backend textures rather than pixmaps that the context must upload.
|
|
// Calling numSubmits rebases the flush count from here.
|
|
numSubmits();
|
|
as_IB(i2.get())->view(dContext);
|
|
REPORTER_ASSERT(reporter,
|
|
static_cast<SkImage_GpuYUVA*>(as_IB(i2.get()))->testingOnly_IsFlattened());
|
|
REPORTER_ASSERT(reporter, static_cast<SkImage_GpuYUVA*>(as_IB(i2.get()))->isTextureBacked());
|
|
s->getCanvas()->drawImage(i2, 0, 0);
|
|
// Flushing image 0 should do nothing, but submit is still called.
|
|
i0->flushAndSubmit(dContext);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
// Flushing image 1 do nothing, but submit is still called.
|
|
i1->flushAndSubmit(dContext);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
// Flushing image 2 should flush, but submit is still called.
|
|
i2->flushAndSubmit(dContext);
|
|
REPORTER_ASSERT(reporter, numSubmits() == 1);
|
|
}
|
|
|
|
#include "src/shaders/SkImageShader.h"
|
|
|
|
constexpr SkM44 gCentripetalCatmulRom
|
|
(0.0f/2, -1.0f/2, 2.0f/2, -1.0f/2,
|
|
2.0f/2, 0.0f/2, -5.0f/2, 3.0f/2,
|
|
0.0f/2, 1.0f/2, 4.0f/2, -3.0f/2,
|
|
0.0f/2, 0.0f/2, -1.0f/2, 1.0f/2);
|
|
|
|
constexpr SkM44 gMitchellNetravali
|
|
( 1.0f/18, -9.0f/18, 15.0f/18, -7.0f/18,
|
|
16.0f/18, 0.0f/18, -36.0f/18, 21.0f/18,
|
|
1.0f/18, 9.0f/18, 27.0f/18, -21.0f/18,
|
|
0.0f/18, 0.0f/18, -6.0f/18, 7.0f/18);
|
|
|
|
DEF_TEST(image_cubicresampler, reporter) {
|
|
auto diff = [reporter](const SkM44& a, const SkM44& b) {
|
|
const float tolerance = 0.000001f;
|
|
for (int r = 0; r < 4; ++r) {
|
|
for (int c = 0; c < 4; ++c) {
|
|
float d = std::abs(a.rc(r, c) - b.rc(r, c));
|
|
REPORTER_ASSERT(reporter, d <= tolerance);
|
|
}
|
|
}
|
|
};
|
|
|
|
diff(SkImageShader::CubicResamplerMatrix(1.0f/3, 1.0f/3), gMitchellNetravali);
|
|
|
|
diff(SkImageShader::CubicResamplerMatrix(0, 1.0f/2), gCentripetalCatmulRom);
|
|
}
|