5fa3d6d4b1
Remove (for now) overly agressive assert
This reverts commit dd1b4e94c4.
Bug: skia:
Change-Id: Ibdcf0b2e92cf108ae710cd180d4fa359f81176d1
Reviewed-on: https://skia-review.googlesource.com/10129
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
1139 lines
45 KiB
C++
1139 lines
45 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 "SkAutoPixmapStorage.h"
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#include "SkBitmap.h"
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#include "SkCanvas.h"
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#include "SkColorSpacePriv.h"
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#include "SkData.h"
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#include "SkImageEncoder.h"
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#include "SkImageGenerator.h"
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#include "SkImage_Base.h"
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#include "SkImagePriv.h"
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#include "SkMakeUnique.h"
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#include "SkPicture.h"
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#include "SkPictureRecorder.h"
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#include "SkPixelSerializer.h"
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#include "SkRRect.h"
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#include "SkStream.h"
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#include "SkSurface.h"
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#include "SkUtils.h"
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#include "Test.h"
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#include "Resources.h"
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#include "sk_tool_utils.h"
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#if SK_SUPPORT_GPU
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#include "GrGpu.h"
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#endif
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using namespace sk_gpu_test;
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SkImageInfo read_pixels_info(SkImage* image) {
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if (as_IB(image)->onImageInfo().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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#if SK_SUPPORT_GPU // not gpu-specific but currently only used in GPU tests
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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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#endif
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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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sk_sp<SkData> src(sk_tool_utils::EncodeImageToData(bitmap, SkEncodedImageFormat::kPNG, 100));
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return SkImage::MakeFromEncoded(std::move(src));
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}
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#if SK_SUPPORT_GPU
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static sk_sp<SkImage> create_gpu_image(GrContext* context) {
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const SkImageInfo info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType);
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auto surface(SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, 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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#endif
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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->encode());
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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, &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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#if SK_SUPPORT_GPU
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ImageEncode_Gpu, reporter, ctxInfo) {
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test_encode(reporter, create_gpu_image(ctxInfo.grContext()).get());
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}
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#endif
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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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namespace {
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const char* kSerializedData = "serialized";
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class MockSerializer : public SkPixelSerializer {
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public:
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MockSerializer(sk_sp<SkData> (*func)()) : fFunc(func), fDidEncode(false) { }
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bool didEncode() const { return fDidEncode; }
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protected:
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bool onUseEncodedData(const void*, size_t) override {
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return false;
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}
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SkData* onEncode(const SkPixmap&) override {
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fDidEncode = true;
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return fFunc().release();
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}
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private:
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sk_sp<SkData> (*fFunc)();
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bool fDidEncode;
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typedef SkPixelSerializer INHERITED;
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};
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} // anonymous namespace
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// Test that SkImage encoding observes custom pixel serializers.
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DEF_TEST(Image_Encode_Serializer, reporter) {
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MockSerializer serializer([]() -> sk_sp<SkData> {
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return SkData::MakeWithCString(kSerializedData);
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});
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sk_sp<SkImage> image(create_image());
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sk_sp<SkData> encoded(image->encode(&serializer));
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sk_sp<SkData> reference(SkData::MakeWithCString(kSerializedData));
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REPORTER_ASSERT(reporter, serializer.didEncode());
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REPORTER_ASSERT(reporter, encoded);
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REPORTER_ASSERT(reporter, encoded->size() > 0);
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REPORTER_ASSERT(reporter, encoded->equals(reference.get()));
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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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MockSerializer emptySerializer([]() -> sk_sp<SkData> { return SkData::MakeEmpty(); });
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MockSerializer nullSerializer([]() -> sk_sp<SkData> { return nullptr; });
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MockSerializer* serializers[] = { &emptySerializer, &nullSerializer };
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for (size_t i = 0; i < SK_ARRAY_COUNT(serializers); ++i) {
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SkDynamicMemoryWStream wstream;
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REPORTER_ASSERT(reporter, !serializers[i]->didEncode());
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picture->serialize(&wstream, serializers[i]);
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REPORTER_ASSERT(reporter, serializers[i]->didEncode());
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std::unique_ptr<SkStream> rstream(wstream.detachAsStream());
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sk_sp<SkPicture> deserialized(SkPicture::MakeFromStream(rstream.get()));
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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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}
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DEF_TEST(Image_NewRasterCopy, 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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const SkPMColor blue = SkPackARGB32(0xFF, 0, 0, 0xFF);
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SkPMColor colors[] = { red, green, blue, 0 };
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sk_sp<SkColorTable> ctable(new SkColorTable(colors, SK_ARRAY_COUNT(colors)));
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// The colortable made a copy, so we can trash the original colors
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memset(colors, 0xFF, sizeof(colors));
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const SkImageInfo srcInfo = SkImageInfo::Make(2, 2, kIndex_8_SkColorType, kPremul_SkAlphaType);
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const size_t srcRowBytes = 2 * sizeof(uint8_t);
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uint8_t indices[] = { 0, 1, 2, 3 };
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auto image = SkImage::MakeRasterCopy(SkPixmap(srcInfo, indices, srcRowBytes, ctable.get()));
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// The image made a copy, so we can trash the original indices
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memset(indices, 0xFF, sizeof(indices));
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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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SkPMColor pixels[4];
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memset(pixels, 0xFF, sizeof(pixels)); // init with values we don't expect
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image->readPixels(dstInfo, pixels, dstRowBytes, 0, 0);
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REPORTER_ASSERT(reporter, red == pixels[0]);
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REPORTER_ASSERT(reporter, green == pixels[1]);
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REPORTER_ASSERT(reporter, blue == pixels[2]);
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REPORTER_ASSERT(reporter, 0 == pixels[3]);
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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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#if SK_SUPPORT_GPU
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#include "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(c, 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.grContext()));
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const uint32_t uniqueID = image->uniqueID();
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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.getGenerationID() == uniqueID);
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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;
|
|
REPORTER_ASSERT(reporter, !SkBitmapCache::Find(desc, &cachedBitmap));
|
|
}
|
|
}
|
|
|
|
GrContextFactory::ContextType pick_second_context_type(const sk_gpu_test::ContextInfo& info) {
|
|
switch (info.backend()) {
|
|
case kOpenGL_GrBackend:
|
|
#if defined(SK_BUILD_FOR_WIN) || defined(SK_BUILD_FOR_UNIX) || defined (SK_BUILD_FOR_MAC)
|
|
return GrContextFactory::kGL_ContextType;
|
|
#else
|
|
return GrContextFactory::kGLES_ContextType;
|
|
#endif
|
|
case kVulkan_GrBackend:
|
|
return GrContextFactory::kVulkan_ContextType;
|
|
}
|
|
SkFAIL("Unknown backend type.");
|
|
return GrContextFactory::kGL_ContextType;
|
|
}
|
|
|
|
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SkImage_makeTextureImage, reporter, contextInfo) {
|
|
GrContext* context = contextInfo.grContext();
|
|
sk_gpu_test::TestContext* testContext = contextInfo.testContext();
|
|
GrContextFactory otherFactory;
|
|
GrContextFactory::ContextType otherContextType = pick_second_context_type(contextInfo);
|
|
ContextInfo otherContextInfo = otherFactory.getContextInfo(otherContextType);
|
|
testContext->makeCurrent();
|
|
|
|
std::function<sk_sp<SkImage>()> imageFactories[] = {
|
|
create_image,
|
|
create_codec_image,
|
|
create_data_image,
|
|
// Create an image from a picture.
|
|
create_picture_image,
|
|
// Create a texture image.
|
|
[context] { return create_gpu_image(context); },
|
|
// Create a texture image in a another GrContext.
|
|
[testContext, otherContextInfo] {
|
|
otherContextInfo.testContext()->makeCurrent();
|
|
sk_sp<SkImage> otherContextImage = create_gpu_image(otherContextInfo.grContext());
|
|
testContext->makeCurrent();
|
|
return otherContextImage;
|
|
}
|
|
};
|
|
|
|
sk_sp<SkColorSpace> dstColorSpaces[] ={
|
|
nullptr,
|
|
SkColorSpace::MakeSRGB(),
|
|
};
|
|
|
|
for (auto& dstColorSpace : dstColorSpaces) {
|
|
for (auto factory : imageFactories) {
|
|
sk_sp<SkImage> image(factory());
|
|
if (!image) {
|
|
ERRORF(reporter, "Error creating image.");
|
|
continue;
|
|
}
|
|
GrTexture* origTexture = as_IB(image)->peekTexture();
|
|
|
|
sk_sp<SkImage> texImage(image->makeTextureImage(context, dstColorSpace.get()));
|
|
if (!texImage) {
|
|
// We expect to fail if image comes from a different GrContext.
|
|
if (!origTexture || origTexture->getContext() == context) {
|
|
ERRORF(reporter, "makeTextureImage failed.");
|
|
}
|
|
continue;
|
|
}
|
|
GrTexture* copyTexture = as_IB(texImage)->peekTexture();
|
|
if (!copyTexture) {
|
|
ERRORF(reporter, "makeTextureImage returned non-texture image.");
|
|
continue;
|
|
}
|
|
if (origTexture) {
|
|
if (origTexture != copyTexture) {
|
|
ERRORF(reporter, "makeTextureImage made unnecessary texture copy.");
|
|
}
|
|
}
|
|
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.");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(SkImage_makeNonTextureImage, reporter, contextInfo) {
|
|
GrContext* context = contextInfo.grContext();
|
|
|
|
std::function<sk_sp<SkImage>()> imageFactories[] = {
|
|
create_image,
|
|
create_codec_image,
|
|
create_data_image,
|
|
create_picture_image,
|
|
[context] { return create_gpu_image(context); },
|
|
};
|
|
SkColorSpace* legacyColorSpace = nullptr;
|
|
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, legacyColorSpace))) {
|
|
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_GL_RENDERING_CONTEXTS(SkImage_drawAbandonedGpuImage, reporter, contextInfo) {
|
|
auto context = contextInfo.grContext();
|
|
auto image = create_gpu_image(context);
|
|
auto info = SkImageInfo::MakeN32(20, 20, kOpaque_SkAlphaType);
|
|
auto surface(SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, info));
|
|
as_IB(image)->peekTexture()->abandon();
|
|
surface->getCanvas()->drawImage(image, 0, 0);
|
|
}
|
|
|
|
#endif
|
|
|
|
// https://bug.skia.org/4390
|
|
DEF_TEST(ImageFromIndex8Bitmap, r) {
|
|
SkPMColor pmColors[1] = {SkPreMultiplyColor(SK_ColorWHITE)};
|
|
SkBitmap bm;
|
|
sk_sp<SkColorTable> ctable( new SkColorTable(pmColors, SK_ARRAY_COUNT(pmColors)));
|
|
SkImageInfo info = SkImageInfo::Make(1, 1, kIndex_8_SkColorType, kPremul_SkAlphaType);
|
|
bm.allocPixels(info, nullptr, ctable.get());
|
|
SkAutoLockPixels autoLockPixels(bm);
|
|
*bm.getAddr8(0, 0) = 0;
|
|
sk_sp<SkImage> img(SkImage::MakeFromBitmap(bm));
|
|
REPORTER_ASSERT(r, img != nullptr);
|
|
}
|
|
|
|
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(
|
|
skstd::make_unique<EmptyGenerator>()));
|
|
}
|
|
|
|
DEF_TEST(ImageDataRef, reporter) {
|
|
SkImageInfo info = SkImageInfo::MakeN32Premul(1, 1);
|
|
size_t rowBytes = info.minRowBytes();
|
|
size_t size = info.getSafeSize(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());
|
|
}
|
|
#if SK_SUPPORT_GPU
|
|
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ImageReadPixels_Gpu, reporter, ctxInfo) {
|
|
image_test_read_pixels(reporter, create_gpu_image(ctxInfo.grContext()).get());
|
|
}
|
|
#endif
|
|
|
|
static void check_legacy_bitmap(skiatest::Reporter* reporter, const SkImage* image,
|
|
const SkBitmap& bitmap, SkImage::LegacyBitmapMode mode) {
|
|
REPORTER_ASSERT(reporter, image->width() == bitmap.width());
|
|
REPORTER_ASSERT(reporter, image->height() == bitmap.height());
|
|
REPORTER_ASSERT(reporter, image->alphaType() == bitmap.alphaType());
|
|
|
|
if (SkImage::kRO_LegacyBitmapMode == mode) {
|
|
REPORTER_ASSERT(reporter, bitmap.isImmutable());
|
|
}
|
|
|
|
SkAutoLockPixels alp(bitmap);
|
|
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, SkImage::LegacyBitmapMode mode) {
|
|
if (!image) {
|
|
ERRORF(reporter, "Failed to create image.");
|
|
return;
|
|
}
|
|
SkBitmap bitmap;
|
|
REPORTER_ASSERT(reporter, image->asLegacyBitmap(&bitmap, mode));
|
|
check_legacy_bitmap(reporter, image, bitmap, mode);
|
|
|
|
// 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, mode));
|
|
check_legacy_bitmap(reporter, subsetImage.get(), subsetBitmap, mode);
|
|
}
|
|
DEF_TEST(ImageLegacyBitmap, reporter) {
|
|
const SkImage::LegacyBitmapMode modes[] = {
|
|
SkImage::kRO_LegacyBitmapMode,
|
|
SkImage::kRW_LegacyBitmapMode,
|
|
};
|
|
for (auto& mode : modes) {
|
|
sk_sp<SkImage> image(create_image());
|
|
test_legacy_bitmap(reporter, image.get(), mode);
|
|
|
|
image = create_data_image();
|
|
test_legacy_bitmap(reporter, image.get(), mode);
|
|
|
|
RasterDataHolder dataHolder;
|
|
image = create_rasterproc_image(&dataHolder);
|
|
test_legacy_bitmap(reporter, image.get(), mode);
|
|
image.reset();
|
|
REPORTER_ASSERT(reporter, 1 == dataHolder.fReleaseCount);
|
|
|
|
image = create_codec_image();
|
|
test_legacy_bitmap(reporter, image.get(), mode);
|
|
}
|
|
}
|
|
#if SK_SUPPORT_GPU
|
|
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ImageLegacyBitmap_Gpu, reporter, ctxInfo) {
|
|
const SkImage::LegacyBitmapMode modes[] = {
|
|
SkImage::kRO_LegacyBitmapMode,
|
|
SkImage::kRW_LegacyBitmapMode,
|
|
};
|
|
for (auto& mode : modes) {
|
|
sk_sp<SkImage> image(create_gpu_image(ctxInfo.grContext()));
|
|
test_legacy_bitmap(reporter, image.get(), mode);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
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);
|
|
}
|
|
#if SK_SUPPORT_GPU
|
|
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ImagePeek_Gpu, reporter, ctxInfo) {
|
|
sk_sp<SkImage> image(create_gpu_image(ctxInfo.grContext()));
|
|
test_peek(reporter, image.get(), false);
|
|
}
|
|
#endif
|
|
|
|
#if SK_SUPPORT_GPU
|
|
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;
|
|
std::unique_ptr<uint32_t[]> pixels(new uint32_t[kWidth * kHeight]);
|
|
GrBackendTextureDesc backendDesc;
|
|
backendDesc.fFlags = kRenderTarget_GrBackendTextureFlag;
|
|
backendDesc.fOrigin = kBottomLeft_GrSurfaceOrigin;
|
|
backendDesc.fConfig = kRGBA_8888_GrPixelConfig;
|
|
backendDesc.fWidth = kWidth;
|
|
backendDesc.fHeight = kHeight;
|
|
backendDesc.fSampleCnt = 0;
|
|
backendDesc.fTextureHandle = ctxInfo.grContext()->getGpu()->createTestingOnlyBackendTexture(
|
|
pixels.get(), kWidth, kHeight, kRGBA_8888_GrPixelConfig, true);
|
|
|
|
TextureReleaseChecker releaseChecker;
|
|
sk_sp<SkImage> refImg(
|
|
SkImage::MakeFromTexture(ctxInfo.grContext(), backendDesc, kPremul_SkAlphaType,
|
|
TextureReleaseChecker::Release, &releaseChecker));
|
|
|
|
GrSurfaceOrigin readBackOrigin;
|
|
GrBackendObject readBackHandle = refImg->getTextureHandle(false, &readBackOrigin);
|
|
// TODO: Make it so we can check this (see skbug.com/5019)
|
|
#if 0
|
|
if (*readBackHandle != *(backendDesc.fTextureHandle)) {
|
|
ERRORF(reporter, "backend mismatch %d %d\n",
|
|
(int)readBackHandle, (int)backendDesc.fTextureHandle);
|
|
}
|
|
REPORTER_ASSERT(reporter, readBackHandle == backendDesc.fTextureHandle);
|
|
#else
|
|
REPORTER_ASSERT(reporter, SkToBool(readBackHandle));
|
|
#endif
|
|
if (readBackOrigin != backendDesc.fOrigin) {
|
|
ERRORF(reporter, "origin mismatch %d %d\n", readBackOrigin, backendDesc.fOrigin);
|
|
}
|
|
REPORTER_ASSERT(reporter, readBackOrigin == backendDesc.fOrigin);
|
|
|
|
// 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);
|
|
|
|
ctxInfo.grContext()->getGpu()->deleteTestingOnlyBackendTexture(backendDesc.fTextureHandle);
|
|
}
|
|
|
|
static void check_images_same(skiatest::Reporter* reporter, const SkImage* a, const SkImage* b) {
|
|
if (a->width() != b->width() || a->height() != b->height()) {
|
|
ERRORF(reporter, "Images must have the same size");
|
|
return;
|
|
}
|
|
if (a->alphaType() != b->alphaType()) {
|
|
ERRORF(reporter, "Images must have the same alpha type");
|
|
return;
|
|
}
|
|
|
|
SkImageInfo info = SkImageInfo::MakeN32Premul(a->width(), a->height());
|
|
SkAutoPixmapStorage apm;
|
|
SkAutoPixmapStorage bpm;
|
|
|
|
apm.alloc(info);
|
|
bpm.alloc(info);
|
|
|
|
if (!a->readPixels(apm, 0, 0)) {
|
|
ERRORF(reporter, "Could not read image a's pixels");
|
|
return;
|
|
}
|
|
if (!b->readPixels(bpm, 0, 0)) {
|
|
ERRORF(reporter, "Could not read image b's pixels");
|
|
return;
|
|
}
|
|
|
|
for (auto y = 0; y < info.height(); ++y) {
|
|
for (auto x = 0; x < info.width(); ++x) {
|
|
uint32_t pixelA = *apm.addr32(x, y);
|
|
uint32_t pixelB = *bpm.addr32(x, y);
|
|
if (pixelA != pixelB) {
|
|
ERRORF(reporter, "Expected image pixels to be the same. At %d,%d 0x%08x != 0x%08x",
|
|
x, y, pixelA, pixelB);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(DeferredTextureImage, reporter, ctxInfo) {
|
|
GrContext* context = ctxInfo.grContext();
|
|
sk_gpu_test::TestContext* testContext = ctxInfo.testContext();
|
|
sk_sp<GrContextThreadSafeProxy> proxy = context->threadSafeProxy();
|
|
|
|
GrContextFactory otherFactory;
|
|
ContextInfo otherContextInfo =
|
|
otherFactory.getContextInfo(pick_second_context_type(ctxInfo));
|
|
|
|
testContext->makeCurrent();
|
|
REPORTER_ASSERT(reporter, proxy);
|
|
auto createLarge = [context] {
|
|
return create_image_large(context->caps()->maxTextureSize());
|
|
};
|
|
struct {
|
|
std::function<sk_sp<SkImage> ()> fImageFactory;
|
|
std::vector<SkImage::DeferredTextureImageUsageParams> fParams;
|
|
SkFilterQuality fExpectedQuality;
|
|
int fExpectedScaleFactor;
|
|
bool fExpectation;
|
|
} testCases[] = {
|
|
{ create_image, {{SkMatrix::I(), kNone_SkFilterQuality, 0}},
|
|
kNone_SkFilterQuality, 1, true },
|
|
{ create_codec_image, {{SkMatrix::I(), kNone_SkFilterQuality, 0}},
|
|
kNone_SkFilterQuality, 1, true },
|
|
{ create_data_image, {{SkMatrix::I(), kNone_SkFilterQuality, 0}},
|
|
kNone_SkFilterQuality, 1, true },
|
|
{ create_picture_image, {{SkMatrix::I(), kNone_SkFilterQuality, 0}},
|
|
kNone_SkFilterQuality, 1, false },
|
|
{ [context] { return create_gpu_image(context); },
|
|
{{SkMatrix::I(), kNone_SkFilterQuality, 0}},
|
|
kNone_SkFilterQuality, 1, false },
|
|
// Create a texture image in a another GrContext.
|
|
{ [testContext, otherContextInfo] {
|
|
otherContextInfo.testContext()->makeCurrent();
|
|
sk_sp<SkImage> otherContextImage = create_gpu_image(otherContextInfo.grContext());
|
|
testContext->makeCurrent();
|
|
return otherContextImage;
|
|
}, {{SkMatrix::I(), kNone_SkFilterQuality, 0}},
|
|
kNone_SkFilterQuality, 1, false },
|
|
// Create an image that is too large to upload.
|
|
{ createLarge, {{SkMatrix::I(), kNone_SkFilterQuality, 0}},
|
|
kNone_SkFilterQuality, 1, false },
|
|
// Create an image that is too large, but is scaled to an acceptable size.
|
|
{ createLarge, {{SkMatrix::I(), kMedium_SkFilterQuality, 4}},
|
|
kMedium_SkFilterQuality, 16, true},
|
|
// Create an image with multiple low filter qualities, make sure we round up.
|
|
{ createLarge, {{SkMatrix::I(), kNone_SkFilterQuality, 4},
|
|
{SkMatrix::I(), kMedium_SkFilterQuality, 4}},
|
|
kMedium_SkFilterQuality, 16, true},
|
|
// Create an image with multiple prescale levels, make sure we chose the minimum scale.
|
|
{ createLarge, {{SkMatrix::I(), kMedium_SkFilterQuality, 5},
|
|
{SkMatrix::I(), kMedium_SkFilterQuality, 4}},
|
|
kMedium_SkFilterQuality, 16, true},
|
|
};
|
|
|
|
|
|
for (auto testCase : testCases) {
|
|
sk_sp<SkImage> image(testCase.fImageFactory());
|
|
if (!image) {
|
|
ERRORF(reporter, "Failed to create image!");
|
|
continue;
|
|
}
|
|
|
|
size_t size = image->getDeferredTextureImageData(*proxy, testCase.fParams.data(),
|
|
static_cast<int>(testCase.fParams.size()),
|
|
nullptr, nullptr);
|
|
static const char *const kFS[] = { "fail", "succeed" };
|
|
if (SkToBool(size) != testCase.fExpectation) {
|
|
ERRORF(reporter, "This image was expected to %s but did not.",
|
|
kFS[testCase.fExpectation]);
|
|
}
|
|
if (size) {
|
|
void* buffer = sk_malloc_throw(size);
|
|
void* misaligned = reinterpret_cast<void*>(reinterpret_cast<intptr_t>(buffer) + 3);
|
|
if (image->getDeferredTextureImageData(*proxy, testCase.fParams.data(),
|
|
static_cast<int>(testCase.fParams.size()),
|
|
misaligned, nullptr)) {
|
|
ERRORF(reporter, "Should fail when buffer is misaligned.");
|
|
}
|
|
if (!image->getDeferredTextureImageData(*proxy, testCase.fParams.data(),
|
|
static_cast<int>(testCase.fParams.size()),
|
|
buffer, nullptr)) {
|
|
ERRORF(reporter, "deferred image size succeeded but creation failed.");
|
|
} else {
|
|
for (auto budgeted : { SkBudgeted::kNo, SkBudgeted::kYes }) {
|
|
sk_sp<SkImage> newImage(
|
|
SkImage::MakeFromDeferredTextureImageData(context, buffer, budgeted));
|
|
REPORTER_ASSERT(reporter, newImage != nullptr);
|
|
if (newImage) {
|
|
// Scale the image in software for comparison.
|
|
SkImageInfo scaled_info = SkImageInfo::MakeN32(
|
|
image->width() / testCase.fExpectedScaleFactor,
|
|
image->height() / testCase.fExpectedScaleFactor,
|
|
image->alphaType());
|
|
SkAutoPixmapStorage scaled;
|
|
scaled.alloc(scaled_info);
|
|
image->scalePixels(scaled, testCase.fExpectedQuality);
|
|
sk_sp<SkImage> scaledImage = SkImage::MakeRasterCopy(scaled);
|
|
check_images_same(reporter, scaledImage.get(), newImage.get());
|
|
}
|
|
// The other context should not be able to create images from texture data
|
|
// created by the original context.
|
|
sk_sp<SkImage> newImage2(SkImage::MakeFromDeferredTextureImageData(
|
|
otherContextInfo.grContext(), buffer, budgeted));
|
|
REPORTER_ASSERT(reporter, !newImage2);
|
|
testContext->makeCurrent();
|
|
}
|
|
}
|
|
sk_free(buffer);
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
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));
|
|
};
|
|
|
|
static inline bool almost_equal(int a, int b) {
|
|
return SkTAbs(a - b) <= 1;
|
|
}
|
|
|
|
DEF_TEST(Image_ColorSpace, r) {
|
|
sk_sp<SkColorSpace> srgb = SkColorSpace::MakeSRGB();
|
|
sk_sp<SkImage> image = GetResourceAsImage("mandrill_512_q075.jpg");
|
|
REPORTER_ASSERT(r, srgb.get() == image->colorSpace());
|
|
|
|
image = GetResourceAsImage("webp-color-profile-lossy.webp");
|
|
SkColorSpaceTransferFn fn;
|
|
bool success = image->colorSpace()->isNumericalTransferFn(&fn);
|
|
REPORTER_ASSERT(r, success);
|
|
REPORTER_ASSERT(r, color_space_almost_equal(1.8f, fn.fG));
|
|
|
|
sk_sp<SkColorSpace> rec2020 = SkColorSpace::MakeRGB(SkColorSpace::kSRGB_RenderTargetGamma,
|
|
SkColorSpace::kRec2020_Gamut);
|
|
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(SkColorSpace::kSRGB_RenderTargetGamma,
|
|
SkColorSpace::kDCIP3_D65_Gamut);
|
|
|
|
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 = as_IB(srgbImage)->makeColorSpace(p3);
|
|
SkBitmap p3Bitmap;
|
|
bool success = p3Image->asLegacyBitmap(&p3Bitmap, SkImage::kRO_LegacyBitmapMode);
|
|
REPORTER_ASSERT(r, success);
|
|
p3Bitmap.lockPixels();
|
|
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))));
|
|
|
|
srgbImage = GetResourceAsImage("1x1.png");
|
|
p3Image = as_IB(srgbImage)->makeColorSpace(p3);
|
|
success = p3Image->asLegacyBitmap(&p3Bitmap, SkImage::kRO_LegacyBitmapMode);
|
|
REPORTER_ASSERT(r, success);
|
|
p3Bitmap.lockPixels();
|
|
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 = SkTMin(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->encode(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));
|
|
}
|