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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "core/layout/ImageQualityController.h" | 5 #include "core/layout/ImageQualityController.h" |
| 6 | 6 |
| 7 #include "core/layout/LayoutImage.h" | 7 #include "core/layout/LayoutImage.h" |
| 8 #include "core/layout/LayoutTestHelper.h" | 8 #include "core/layout/LayoutTestHelper.h" |
| 9 #include "platform/graphics/GraphicsContext.h" | 9 #include "platform/graphics/GraphicsContext.h" |
| 10 #include "platform/graphics/paint/PaintController.h" | 10 #include "platform/graphics/paint/PaintController.h" |
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| 54 return false; | 54 return false; |
| 55 } | 55 } |
| 56 IntSize size() const override { return IntSize(); } | 56 IntSize size() const override { return IntSize(); } |
| 57 void destroyDecodedData() override {} | 57 void destroyDecodedData() override {} |
| 58 void draw(PaintCanvas*, | 58 void draw(PaintCanvas*, |
| 59 const PaintFlags&, | 59 const PaintFlags&, |
| 60 const FloatRect& dstRect, | 60 const FloatRect& dstRect, |
| 61 const FloatRect& srcRect, | 61 const FloatRect& srcRect, |
| 62 RespectImageOrientationEnum, | 62 RespectImageOrientationEnum, |
| 63 ImageClampingMode) override {} | 63 ImageClampingMode) override {} |
| 64 sk_sp<SkImage> imageForCurrentFrame(const ColorBehavior&) override { | 64 sk_sp<SkImage> imageForCurrentFrame() override { return nullptr; } |
| 65 return nullptr; | |
| 66 } | |
| 67 }; | 65 }; |
| 68 | 66 |
| 69 TEST_F(ImageQualityControllerTest, ImageMaybeAnimated) { | 67 TEST_F(ImageQualityControllerTest, ImageMaybeAnimated) { |
| 70 setBodyInnerHTML("<img src='myimage'></img>"); | 68 setBodyInnerHTML("<img src='myimage'></img>"); |
| 71 LayoutImage* img = | 69 LayoutImage* img = |
| 72 toLayoutImage(document().body()->firstChild()->layoutObject()); | 70 toLayoutImage(document().body()->firstChild()->layoutObject()); |
| 73 | 71 |
| 74 RefPtr<TestImageAnimated> testImage = adoptRef(new TestImageAnimated); | 72 RefPtr<TestImageAnimated> testImage = adoptRef(new TestImageAnimated); |
| 75 EXPECT_EQ(InterpolationMedium, | 73 EXPECT_EQ(InterpolationMedium, |
| 76 controller()->chooseInterpolationQuality(*img, testImage.get(), | 74 controller()->chooseInterpolationQuality(*img, testImage.get(), |
| 77 nullptr, LayoutSize())); | 75 nullptr, LayoutSize())); |
| 78 } | 76 } |
| 79 | 77 |
| 80 class TestImageWithContrast : public Image { | 78 class TestImageWithContrast : public Image { |
| 81 public: | 79 public: |
| 82 bool maybeAnimated() override { return true; } | 80 bool maybeAnimated() override { return true; } |
| 83 bool currentFrameKnownToBeOpaque(MetadataMode = UseCurrentMetadata) override { | 81 bool currentFrameKnownToBeOpaque(MetadataMode = UseCurrentMetadata) override { |
| 84 return false; | 82 return false; |
| 85 } | 83 } |
| 86 IntSize size() const override { return IntSize(); } | 84 IntSize size() const override { return IntSize(); } |
| 87 void destroyDecodedData() override {} | 85 void destroyDecodedData() override {} |
| 88 void draw(PaintCanvas*, | 86 void draw(PaintCanvas*, |
| 89 const PaintFlags&, | 87 const PaintFlags&, |
| 90 const FloatRect& dstRect, | 88 const FloatRect& dstRect, |
| 91 const FloatRect& srcRect, | 89 const FloatRect& srcRect, |
| 92 RespectImageOrientationEnum, | 90 RespectImageOrientationEnum, |
| 93 ImageClampingMode) override {} | 91 ImageClampingMode) override {} |
| 94 | 92 |
| 95 bool isBitmapImage() const override { return true; } | 93 bool isBitmapImage() const override { return true; } |
| 96 sk_sp<SkImage> imageForCurrentFrame(const ColorBehavior&) override { | 94 sk_sp<SkImage> imageForCurrentFrame() override { return nullptr; } |
| 97 return nullptr; | |
| 98 } | |
| 99 }; | 95 }; |
| 100 | 96 |
| 101 TEST_F(ImageQualityControllerTest, LowQualityFilterForContrast) { | 97 TEST_F(ImageQualityControllerTest, LowQualityFilterForContrast) { |
| 102 setBodyInnerHTML( | 98 setBodyInnerHTML( |
| 103 "<img src='myimage' style='image-rendering: " | 99 "<img src='myimage' style='image-rendering: " |
| 104 "-webkit-optimize-contrast'></img>"); | 100 "-webkit-optimize-contrast'></img>"); |
| 105 LayoutImage* img = | 101 LayoutImage* img = |
| 106 toLayoutImage(document().body()->firstChild()->layoutObject()); | 102 toLayoutImage(document().body()->firstChild()->layoutObject()); |
| 107 | 103 |
| 108 RefPtr<TestImageWithContrast> testImage = adoptRef(new TestImageWithContrast); | 104 RefPtr<TestImageWithContrast> testImage = adoptRef(new TestImageWithContrast); |
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| 120 IntSize size() const override { return IntSize(1, 1); } | 116 IntSize size() const override { return IntSize(1, 1); } |
| 121 void destroyDecodedData() override {} | 117 void destroyDecodedData() override {} |
| 122 void draw(PaintCanvas*, | 118 void draw(PaintCanvas*, |
| 123 const PaintFlags&, | 119 const PaintFlags&, |
| 124 const FloatRect& dstRect, | 120 const FloatRect& dstRect, |
| 125 const FloatRect& srcRect, | 121 const FloatRect& srcRect, |
| 126 RespectImageOrientationEnum, | 122 RespectImageOrientationEnum, |
| 127 ImageClampingMode) override {} | 123 ImageClampingMode) override {} |
| 128 | 124 |
| 129 bool isBitmapImage() const override { return true; } | 125 bool isBitmapImage() const override { return true; } |
| 130 sk_sp<SkImage> imageForCurrentFrame(const ColorBehavior&) override { | 126 sk_sp<SkImage> imageForCurrentFrame() override { return nullptr; } |
| 131 return nullptr; | |
| 132 } | |
| 133 }; | 127 }; |
| 134 | 128 |
| 135 TEST_F(ImageQualityControllerTest, MediumQualityFilterForUnscaledImage) { | 129 TEST_F(ImageQualityControllerTest, MediumQualityFilterForUnscaledImage) { |
| 136 setBodyInnerHTML("<img src='myimage'></img>"); | 130 setBodyInnerHTML("<img src='myimage'></img>"); |
| 137 LayoutImage* img = | 131 LayoutImage* img = |
| 138 toLayoutImage(document().body()->firstChild()->layoutObject()); | 132 toLayoutImage(document().body()->firstChild()->layoutObject()); |
| 139 | 133 |
| 140 RefPtr<TestImageLowQuality> testImage = adoptRef(new TestImageLowQuality); | 134 RefPtr<TestImageLowQuality> testImage = adoptRef(new TestImageLowQuality); |
| 141 EXPECT_EQ(InterpolationMedium, | 135 EXPECT_EQ(InterpolationMedium, |
| 142 controller()->chooseInterpolationQuality( | 136 controller()->chooseInterpolationQuality( |
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| 344 *img, testImage.get(), testImage.get(), LayoutSize(4, 4), | 338 *img, testImage.get(), testImage.get(), LayoutSize(4, 4), |
| 345 nextTime)); | 339 nextTime)); |
| 346 // Now the timer has restarted, leading to a larger fire interval. | 340 // Now the timer has restarted, leading to a larger fire interval. |
| 347 EXPECT_EQ(ImageQualityController::cLowQualityTimeThreshold, | 341 EXPECT_EQ(ImageQualityController::cLowQualityTimeThreshold, |
| 348 mockTimer->nextFireInterval()); | 342 mockTimer->nextFireInterval()); |
| 349 } | 343 } |
| 350 | 344 |
| 351 #endif | 345 #endif |
| 352 | 346 |
| 353 } // namespace blink | 347 } // namespace blink |
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