| /* |
| * Copyright (c) 2013, Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "platform/graphics/BitmapImage.h" |
| |
| #include "platform/SharedBuffer.h" |
| #include "platform/graphics/BitmapImageMetrics.h" |
| #include "platform/graphics/DeferredImageDecoder.h" |
| #include "platform/graphics/ImageObserver.h" |
| #include "platform/testing/HistogramTester.h" |
| #include "platform/testing/UnitTestHelpers.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "third_party/skia/include/core/SkImage.h" |
| #include "wtf/StdLibExtras.h" |
| |
| namespace blink { |
| |
| class BitmapImageTest : public ::testing::Test { |
| public: |
| class FakeImageObserver : public GarbageCollectedFinalized<FakeImageObserver>, |
| public ImageObserver { |
| USING_GARBAGE_COLLECTED_MIXIN(FakeImageObserver); |
| |
| public: |
| FakeImageObserver() |
| : m_lastDecodedSize(0), m_lastDecodedSizeChangedDelta(0) {} |
| |
| virtual void decodedSizeChangedTo(const Image*, size_t newSize) { |
| m_lastDecodedSizeChangedDelta = |
| safeCast<int>(newSize) - safeCast<int>(m_lastDecodedSize); |
| m_lastDecodedSize = newSize; |
| } |
| void didDraw(const Image*) override {} |
| bool shouldPauseAnimation(const Image*) override { return false; } |
| void animationAdvanced(const Image*) override {} |
| |
| virtual void changedInRect(const Image*, const IntRect&) {} |
| |
| size_t m_lastDecodedSize; |
| int m_lastDecodedSizeChangedDelta; |
| }; |
| |
| static PassRefPtr<SharedBuffer> readFile(const char* fileName) { |
| String filePath = testing::blinkRootDir(); |
| filePath.append(fileName); |
| return testing::readFromFile(filePath); |
| } |
| |
| // Accessors to BitmapImage's protected methods. |
| void destroyDecodedData() { m_image->destroyDecodedData(); } |
| size_t frameCount() { return m_image->frameCount(); } |
| sk_sp<SkImage> frameAtIndex(size_t index) { |
| return m_image->frameAtIndex(index); |
| } |
| void setCurrentFrame(size_t frame) { m_image->m_currentFrame = frame; } |
| size_t frameDecodedSize(size_t frame) { |
| return m_image->m_frames[frame].m_frameBytes; |
| } |
| size_t decodedFramesCount() const { return m_image->m_frames.size(); } |
| |
| void setFirstFrameNotComplete() { m_image->m_frames[0].m_isComplete = false; } |
| |
| void loadImage(const char* fileName, bool loadAllFrames = true) { |
| RefPtr<SharedBuffer> imageData = readFile(fileName); |
| ASSERT_TRUE(imageData.get()); |
| |
| m_image->setData(imageData, true); |
| EXPECT_EQ(0u, decodedSize()); |
| |
| size_t frameCount = m_image->frameCount(); |
| if (loadAllFrames) { |
| for (size_t i = 0; i < frameCount; ++i) |
| frameAtIndex(i); |
| } |
| } |
| |
| size_t decodedSize() { |
| // In the context of this test, the following loop will give the correct |
| // result, but only because the test forces all frames to be decoded in |
| // loadImage() above. There is no general guarantee that frameDecodedSize() |
| // is up to date. Because of how multi frame images (like GIF) work, |
| // requesting one frame to be decoded may require other previous frames to |
| // be decoded as well. In those cases frameDecodedSize() wouldn't return the |
| // correct thing for the previous frame because the decoded size wouldn't |
| // have propagated upwards to the BitmapImage frame cache. |
| size_t size = 0; |
| for (size_t i = 0; i < decodedFramesCount(); ++i) |
| size += frameDecodedSize(i); |
| return size; |
| } |
| |
| void advanceAnimation() { m_image->advanceAnimation(0); } |
| |
| int repetitionCount() { return m_image->repetitionCount(true); } |
| |
| int animationFinished() { return m_image->m_animationFinished; } |
| |
| PassRefPtr<Image> imageForDefaultFrame() { |
| return m_image->imageForDefaultFrame(); |
| } |
| |
| int lastDecodedSizeChange() { |
| return m_imageObserver->m_lastDecodedSizeChangedDelta; |
| } |
| |
| PassRefPtr<SharedBuffer> data() { return m_image->data(); } |
| |
| protected: |
| void SetUp() override { |
| m_imageObserver = new FakeImageObserver; |
| m_image = BitmapImage::create(m_imageObserver.get()); |
| } |
| |
| Persistent<FakeImageObserver> m_imageObserver; |
| RefPtr<BitmapImage> m_image; |
| }; |
| |
| TEST_F(BitmapImageTest, destroyDecodedData) { |
| loadImage("/LayoutTests/fast/images/resources/animated-10color.gif"); |
| size_t totalSize = decodedSize(); |
| EXPECT_GT(totalSize, 0u); |
| destroyDecodedData(); |
| EXPECT_EQ(-static_cast<int>(totalSize), lastDecodedSizeChange()); |
| EXPECT_EQ(0u, decodedSize()); |
| } |
| |
| TEST_F(BitmapImageTest, maybeAnimated) { |
| loadImage("/LayoutTests/fast/images/resources/gif-loop-count.gif"); |
| for (size_t i = 0; i < frameCount(); ++i) { |
| EXPECT_TRUE(m_image->maybeAnimated()); |
| advanceAnimation(); |
| } |
| EXPECT_FALSE(m_image->maybeAnimated()); |
| } |
| |
| TEST_F(BitmapImageTest, animationRepetitions) { |
| loadImage("/LayoutTests/fast/images/resources/full2loop.gif"); |
| int expectedRepetitionCount = 2; |
| EXPECT_EQ(expectedRepetitionCount, repetitionCount()); |
| |
| // We actually loop once more than stored repetition count. |
| for (int repeat = 0; repeat < expectedRepetitionCount + 1; ++repeat) { |
| for (size_t i = 0; i < frameCount(); ++i) { |
| EXPECT_FALSE(animationFinished()); |
| advanceAnimation(); |
| } |
| } |
| EXPECT_TRUE(animationFinished()); |
| } |
| |
| TEST_F(BitmapImageTest, isAllDataReceived) { |
| RefPtr<SharedBuffer> imageData = |
| readFile("/LayoutTests/fast/images/resources/green.jpg"); |
| ASSERT_TRUE(imageData.get()); |
| |
| RefPtr<BitmapImage> image = BitmapImage::create(); |
| EXPECT_FALSE(image->isAllDataReceived()); |
| |
| image->setData(imageData, false); |
| EXPECT_FALSE(image->isAllDataReceived()); |
| |
| image->setData(imageData, true); |
| EXPECT_TRUE(image->isAllDataReceived()); |
| |
| image->setData(SharedBuffer::create("data", sizeof("data")), false); |
| EXPECT_FALSE(image->isAllDataReceived()); |
| |
| image->setData(imageData, true); |
| EXPECT_TRUE(image->isAllDataReceived()); |
| } |
| |
| TEST_F(BitmapImageTest, noColorProfile) { |
| loadImage("/LayoutTests/fast/images/resources/green.jpg"); |
| EXPECT_EQ(1u, decodedFramesCount()); |
| EXPECT_EQ(1024u, decodedSize()); |
| EXPECT_FALSE(m_image->hasColorProfile()); |
| } |
| |
| TEST_F(BitmapImageTest, jpegHasColorProfile) { |
| loadImage("/LayoutTests/fast/images/resources/icc-v2-gbr.jpg"); |
| EXPECT_EQ(1u, decodedFramesCount()); |
| EXPECT_EQ(227700u, decodedSize()); |
| EXPECT_TRUE(m_image->hasColorProfile()); |
| } |
| |
| TEST_F(BitmapImageTest, pngHasColorProfile) { |
| loadImage( |
| "/LayoutTests/fast/images/resources/" |
| "palatted-color-png-gamma-one-color-profile.png"); |
| EXPECT_EQ(1u, decodedFramesCount()); |
| EXPECT_EQ(65536u, decodedSize()); |
| EXPECT_TRUE(m_image->hasColorProfile()); |
| } |
| |
| TEST_F(BitmapImageTest, webpHasColorProfile) { |
| loadImage("/LayoutTests/fast/images/resources/webp-color-profile-lossy.webp"); |
| EXPECT_EQ(1u, decodedFramesCount()); |
| EXPECT_EQ(2560000u, decodedSize()); |
| EXPECT_TRUE(m_image->hasColorProfile()); |
| } |
| |
| TEST_F(BitmapImageTest, icoHasWrongFrameDimensions) { |
| loadImage("/LayoutTests/fast/images/resources/wrong-frame-dimensions.ico"); |
| // This call would cause crash without fix for 408026 |
| imageForDefaultFrame(); |
| } |
| |
| TEST_F(BitmapImageTest, correctDecodedDataSize) { |
| // Requesting any one frame shouldn't result in decoding any other frames. |
| loadImage("/LayoutTests/fast/images/resources/anim_none.gif", false); |
| frameAtIndex(1); |
| int frameSize = |
| static_cast<int>(m_image->size().area() * sizeof(ImageFrame::PixelData)); |
| EXPECT_EQ(frameSize, lastDecodedSizeChange()); |
| } |
| |
| TEST_F(BitmapImageTest, recachingFrameAfterDataChanged) { |
| loadImage("/LayoutTests/fast/images/resources/green.jpg"); |
| setFirstFrameNotComplete(); |
| EXPECT_GT(lastDecodedSizeChange(), 0); |
| m_imageObserver->m_lastDecodedSizeChangedDelta = 0; |
| |
| // Calling dataChanged causes the cache to flush, but doesn't affect the |
| // source's decoded frames. It shouldn't affect decoded size. |
| m_image->dataChanged(true); |
| EXPECT_EQ(0, lastDecodedSizeChange()); |
| // Recaching the first frame also shouldn't affect decoded size. |
| m_image->imageForCurrentFrame(); |
| EXPECT_EQ(0, lastDecodedSizeChange()); |
| } |
| |
| template <typename HistogramEnumType> |
| struct HistogramTestParams { |
| const char* filename; |
| HistogramEnumType type; |
| }; |
| |
| template <typename HistogramEnumType> |
| class BitmapHistogramTest : public BitmapImageTest, |
| public ::testing::WithParamInterface< |
| HistogramTestParams<HistogramEnumType>> { |
| protected: |
| void runTest(const char* histogramName) { |
| HistogramTester histogramTester; |
| loadImage(this->GetParam().filename); |
| histogramTester.expectUniqueSample(histogramName, this->GetParam().type, 1); |
| } |
| }; |
| |
| using DecodedImageTypeHistogramTest = |
| BitmapHistogramTest<BitmapImageMetrics::DecodedImageType>; |
| |
| TEST_P(DecodedImageTypeHistogramTest, ImageType) { |
| runTest("Blink.DecodedImageType"); |
| } |
| |
| DecodedImageTypeHistogramTest::ParamType |
| kDecodedImageTypeHistogramTestParams[] = { |
| {"/LayoutTests/fast/images/resources/green.jpg", |
| BitmapImageMetrics::ImageJPEG}, |
| {"/LayoutTests/fast/images/resources/" |
| "palatted-color-png-gamma-one-color-profile.png", |
| BitmapImageMetrics::ImagePNG}, |
| {"/LayoutTests/fast/images/resources/animated-10color.gif", |
| BitmapImageMetrics::ImageGIF}, |
| {"/LayoutTests/fast/images/resources/webp-color-profile-lossy.webp", |
| BitmapImageMetrics::ImageWebP}, |
| {"/LayoutTests/fast/images/resources/wrong-frame-dimensions.ico", |
| BitmapImageMetrics::ImageICO}, |
| {"/LayoutTests/fast/images/resources/lenna.bmp", |
| BitmapImageMetrics::ImageBMP}}; |
| |
| INSTANTIATE_TEST_CASE_P( |
| DecodedImageTypeHistogramTest, |
| DecodedImageTypeHistogramTest, |
| ::testing::ValuesIn(kDecodedImageTypeHistogramTestParams)); |
| |
| using DecodedImageOrientationHistogramTest = |
| BitmapHistogramTest<ImageOrientationEnum>; |
| |
| TEST_P(DecodedImageOrientationHistogramTest, ImageOrientation) { |
| runTest("Blink.DecodedImage.Orientation"); |
| } |
| |
| DecodedImageOrientationHistogramTest::ParamType |
| kDecodedImageOrientationHistogramTestParams[] = { |
| {"/LayoutTests/fast/images/resources/exif-orientation-1-ul.jpg", |
| OriginTopLeft}, |
| {"/LayoutTests/fast/images/resources/exif-orientation-2-ur.jpg", |
| OriginTopRight}, |
| {"/LayoutTests/fast/images/resources/exif-orientation-3-lr.jpg", |
| OriginBottomRight}, |
| {"/LayoutTests/fast/images/resources/exif-orientation-4-lol.jpg", |
| OriginBottomLeft}, |
| {"/LayoutTests/fast/images/resources/exif-orientation-5-lu.jpg", |
| OriginLeftTop}, |
| {"/LayoutTests/fast/images/resources/exif-orientation-6-ru.jpg", |
| OriginRightTop}, |
| {"/LayoutTests/fast/images/resources/exif-orientation-7-rl.jpg", |
| OriginRightBottom}, |
| {"/LayoutTests/fast/images/resources/exif-orientation-8-llo.jpg", |
| OriginLeftBottom}}; |
| |
| INSTANTIATE_TEST_CASE_P( |
| DecodedImageOrientationHistogramTest, |
| DecodedImageOrientationHistogramTest, |
| ::testing::ValuesIn(kDecodedImageOrientationHistogramTestParams)); |
| |
| } // namespace blink |