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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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45 EXPECT_EQ(InterpolationNone, controller()->chooseInterpolationQuality(*obj,
nullptr, nullptr, LayoutSize())); | 45 EXPECT_EQ(InterpolationNone, controller()->chooseInterpolationQuality(*obj,
nullptr, nullptr, LayoutSize())); |
46 } | 46 } |
47 | 47 |
48 #if !USE(LOW_QUALITY_IMAGE_INTERPOLATION) | 48 #if !USE(LOW_QUALITY_IMAGE_INTERPOLATION) |
49 | 49 |
50 class TestImageAnimated : public Image { | 50 class TestImageAnimated : public Image { |
51 public: | 51 public: |
52 bool maybeAnimated() override { return true; } | 52 bool maybeAnimated() override { return true; } |
53 bool currentFrameKnownToBeOpaque(MetadataMode = UseCurrentMetadata) override
{ return false; } | 53 bool currentFrameKnownToBeOpaque(MetadataMode = UseCurrentMetadata) override
{ return false; } |
54 IntSize size() const override { return IntSize(); } | 54 IntSize size() const override { return IntSize(); } |
55 void destroyDecodedData(bool) override { } | 55 void destroyDecodedData() override { } |
56 void draw(SkCanvas*, const SkPaint&, const FloatRect& dstRect, const FloatRe
ct& srcRect, RespectImageOrientationEnum, ImageClampingMode) override { } | 56 void draw(SkCanvas*, const SkPaint&, const FloatRect& dstRect, const FloatRe
ct& srcRect, RespectImageOrientationEnum, ImageClampingMode) override { } |
57 PassRefPtr<SkImage> imageForCurrentFrame() override { return nullptr; } | 57 PassRefPtr<SkImage> imageForCurrentFrame() override { return nullptr; } |
58 }; | 58 }; |
59 | 59 |
60 TEST_F(ImageQualityControllerTest, ImageMaybeAnimated) | 60 TEST_F(ImageQualityControllerTest, ImageMaybeAnimated) |
61 { | 61 { |
62 setBodyInnerHTML("<img src='myimage'></img>"); | 62 setBodyInnerHTML("<img src='myimage'></img>"); |
63 LayoutImage* img = toLayoutImage(document().body()->firstChild()->layoutObje
ct()); | 63 LayoutImage* img = toLayoutImage(document().body()->firstChild()->layoutObje
ct()); |
64 | 64 |
65 RefPtr<TestImageAnimated> testImage = adoptRef(new TestImageAnimated); | 65 RefPtr<TestImageAnimated> testImage = adoptRef(new TestImageAnimated); |
66 EXPECT_EQ(InterpolationMedium, controller()->chooseInterpolationQuality(*img
, testImage.get(), nullptr, LayoutSize())); | 66 EXPECT_EQ(InterpolationMedium, controller()->chooseInterpolationQuality(*img
, testImage.get(), nullptr, LayoutSize())); |
67 } | 67 } |
68 | 68 |
69 class TestImageWithContrast : public Image { | 69 class TestImageWithContrast : public Image { |
70 public: | 70 public: |
71 bool maybeAnimated() override { return true; } | 71 bool maybeAnimated() override { return true; } |
72 bool currentFrameKnownToBeOpaque(MetadataMode = UseCurrentMetadata) override
{ return false; } | 72 bool currentFrameKnownToBeOpaque(MetadataMode = UseCurrentMetadata) override
{ return false; } |
73 IntSize size() const override { return IntSize(); } | 73 IntSize size() const override { return IntSize(); } |
74 void destroyDecodedData(bool) override { } | 74 void destroyDecodedData() override { } |
75 void draw(SkCanvas*, const SkPaint&, const FloatRect& dstRect, const FloatRe
ct& srcRect, RespectImageOrientationEnum, ImageClampingMode) override { } | 75 void draw(SkCanvas*, const SkPaint&, const FloatRect& dstRect, const FloatRe
ct& srcRect, RespectImageOrientationEnum, ImageClampingMode) override { } |
76 | 76 |
77 bool isBitmapImage() const override { return true; } | 77 bool isBitmapImage() const override { return true; } |
78 PassRefPtr<SkImage> imageForCurrentFrame() override { return nullptr; } | 78 PassRefPtr<SkImage> imageForCurrentFrame() override { return nullptr; } |
79 }; | 79 }; |
80 | 80 |
81 TEST_F(ImageQualityControllerTest, LowQualityFilterForContrast) | 81 TEST_F(ImageQualityControllerTest, LowQualityFilterForContrast) |
82 { | 82 { |
83 setBodyInnerHTML("<img src='myimage' style='image-rendering: -webkit-optimiz
e-contrast'></img>"); | 83 setBodyInnerHTML("<img src='myimage' style='image-rendering: -webkit-optimiz
e-contrast'></img>"); |
84 LayoutImage* img = toLayoutImage(document().body()->firstChild()->layoutObje
ct()); | 84 LayoutImage* img = toLayoutImage(document().body()->firstChild()->layoutObje
ct()); |
85 | 85 |
86 RefPtr<TestImageWithContrast> testImage = adoptRef(new TestImageWithContrast
); | 86 RefPtr<TestImageWithContrast> testImage = adoptRef(new TestImageWithContrast
); |
87 EXPECT_EQ(InterpolationLow, controller()->chooseInterpolationQuality(*img, t
estImage.get(), testImage.get(), LayoutSize())); | 87 EXPECT_EQ(InterpolationLow, controller()->chooseInterpolationQuality(*img, t
estImage.get(), testImage.get(), LayoutSize())); |
88 } | 88 } |
89 | 89 |
90 class TestImageLowQuality : public Image { | 90 class TestImageLowQuality : public Image { |
91 public: | 91 public: |
92 bool maybeAnimated() override { return true; } | 92 bool maybeAnimated() override { return true; } |
93 bool currentFrameKnownToBeOpaque(MetadataMode = UseCurrentMetadata) override
{ return false; } | 93 bool currentFrameKnownToBeOpaque(MetadataMode = UseCurrentMetadata) override
{ return false; } |
94 IntSize size() const override { return IntSize(1, 1); } | 94 IntSize size() const override { return IntSize(1, 1); } |
95 void destroyDecodedData(bool) override { } | 95 void destroyDecodedData() override { } |
96 void draw(SkCanvas*, const SkPaint&, const FloatRect& dstRect, const FloatRe
ct& srcRect, RespectImageOrientationEnum, ImageClampingMode) override { } | 96 void draw(SkCanvas*, const SkPaint&, const FloatRect& dstRect, const FloatRe
ct& srcRect, RespectImageOrientationEnum, ImageClampingMode) override { } |
97 | 97 |
98 bool isBitmapImage() const override { return true; } | 98 bool isBitmapImage() const override { return true; } |
99 PassRefPtr<SkImage> imageForCurrentFrame() override { return nullptr; } | 99 PassRefPtr<SkImage> imageForCurrentFrame() override { return nullptr; } |
100 }; | 100 }; |
101 | 101 |
102 TEST_F(ImageQualityControllerTest, MediumQualityFilterForUnscaledImage) | 102 TEST_F(ImageQualityControllerTest, MediumQualityFilterForUnscaledImage) |
103 { | 103 { |
104 setBodyInnerHTML("<img src='myimage'></img>"); | 104 setBodyInnerHTML("<img src='myimage'></img>"); |
105 LayoutImage* img = toLayoutImage(document().body()->firstChild()->layoutObje
ct()); | 105 LayoutImage* img = toLayoutImage(document().body()->firstChild()->layoutObje
ct()); |
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267 // This animation is far enough in the future to make the timer restart, sin
ce it is half over. | 267 // This animation is far enough in the future to make the timer restart, sin
ce it is half over. |
268 nextTime = 0.1 + ImageQualityController::cTimerRestartThreshold + 0.01; | 268 nextTime = 0.1 + ImageQualityController::cTimerRestartThreshold + 0.01; |
269 EXPECT_EQ(true, controller()->shouldPaintAtLowQuality(*img, testImage.get(),
testImage.get(), LayoutSize(4, 4), nextTime)); | 269 EXPECT_EQ(true, controller()->shouldPaintAtLowQuality(*img, testImage.get(),
testImage.get(), LayoutSize(4, 4), nextTime)); |
270 // Now the timer has restarted, leading to a larger fire interval. | 270 // Now the timer has restarted, leading to a larger fire interval. |
271 EXPECT_EQ(ImageQualityController::cLowQualityTimeThreshold, mockTimer->nextF
ireInterval()); | 271 EXPECT_EQ(ImageQualityController::cLowQualityTimeThreshold, mockTimer->nextF
ireInterval()); |
272 } | 272 } |
273 | 273 |
274 #endif | 274 #endif |
275 | 275 |
276 } // namespace blink | 276 } // namespace blink |
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