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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 "platform/graphics/StaticBitmapImage.h" | 5 #include "platform/graphics/StaticBitmapImage.h" |
6 | 6 |
7 #include "gpu/command_buffer/client/gles2_interface.h" | 7 #include "gpu/command_buffer/client/gles2_interface.h" |
8 #include "platform/graphics/GraphicsContext.h" | 8 #include "platform/graphics/GraphicsContext.h" |
9 #include "platform/graphics/ImageObserver.h" | 9 #include "platform/graphics/ImageObserver.h" |
10 #include "public/platform/Platform.h" | 10 #include "public/platform/Platform.h" |
11 #include "public/platform/WebGraphicsContext3DProvider.h" | 11 #include "public/platform/WebGraphicsContext3DProvider.h" |
12 #include "skia/ext/texture_handle.h" | 12 #include "skia/ext/texture_handle.h" |
13 #include "third_party/skia/include/core/SkCanvas.h" | 13 #include "third_party/skia/include/core/SkCanvas.h" |
14 #include "third_party/skia/include/core/SkImage.h" | 14 #include "third_party/skia/include/core/SkImage.h" |
15 #include "third_party/skia/include/core/SkPaint.h" | 15 #include "third_party/skia/include/core/SkPaint.h" |
16 #include "third_party/skia/include/core/SkShader.h" | 16 #include "third_party/skia/include/core/SkShader.h" |
17 #include "wtf/PtrUtil.h" | |
18 #include <memory> | |
19 | 17 |
20 namespace blink { | 18 namespace blink { |
21 | 19 |
22 PassRefPtr<StaticBitmapImage> StaticBitmapImage::create(PassRefPtr<SkImage> imag
e) | 20 PassRefPtr<StaticBitmapImage> StaticBitmapImage::create(PassRefPtr<SkImage> imag
e) |
23 { | 21 { |
24 if (!image) | 22 if (!image) |
25 return nullptr; | 23 return nullptr; |
26 return adoptRef(new StaticBitmapImage(image)); | 24 return adoptRef(new StaticBitmapImage(image)); |
27 } | 25 } |
28 | 26 |
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69 } | 67 } |
70 | 68 |
71 PassRefPtr<SkImage> StaticBitmapImage::imageForCurrentFrame() | 69 PassRefPtr<SkImage> StaticBitmapImage::imageForCurrentFrame() |
72 { | 70 { |
73 if (m_image) | 71 if (m_image) |
74 return m_image; | 72 return m_image; |
75 DCHECK(isMainThread()); | 73 DCHECK(isMainThread()); |
76 // In the place when we consume an ImageBitmap that is gpu texture backed, | 74 // In the place when we consume an ImageBitmap that is gpu texture backed, |
77 // create a new SkImage from that texture. | 75 // create a new SkImage from that texture. |
78 // TODO(xidachen): make this work on a worker thread. | 76 // TODO(xidachen): make this work on a worker thread. |
79 std::unique_ptr<WebGraphicsContext3DProvider> provider = wrapUnique(Platform
::current()->createSharedOffscreenGraphicsContext3DProvider()); | 77 OwnPtr<WebGraphicsContext3DProvider> provider = adoptPtr(Platform::current()
->createSharedOffscreenGraphicsContext3DProvider()); |
80 if (!provider) | 78 if (!provider) |
81 return nullptr; | 79 return nullptr; |
82 GrContext* grContext = provider->grContext(); | 80 GrContext* grContext = provider->grContext(); |
83 if (!grContext) | 81 if (!grContext) |
84 return nullptr; | 82 return nullptr; |
85 gpu::gles2::GLES2Interface* gl = provider->contextGL(); | 83 gpu::gles2::GLES2Interface* gl = provider->contextGL(); |
86 if (!gl) | 84 if (!gl) |
87 return nullptr; | 85 return nullptr; |
88 gl->WaitSyncTokenCHROMIUM(m_mailbox.syncToken); | 86 gl->WaitSyncTokenCHROMIUM(m_mailbox.syncToken); |
89 GLuint textureId = gl->CreateAndConsumeTextureCHROMIUM(GL_TEXTURE_2D, m_mail
box.name); | 87 GLuint textureId = gl->CreateAndConsumeTextureCHROMIUM(GL_TEXTURE_2D, m_mail
box.name); |
90 GrGLTextureInfo textureInfo; | 88 GrGLTextureInfo textureInfo; |
91 textureInfo.fTarget = GL_TEXTURE_2D; | 89 textureInfo.fTarget = GL_TEXTURE_2D; |
92 textureInfo.fID = textureId; | 90 textureInfo.fID = textureId; |
93 GrBackendTextureDesc backendTexture; | 91 GrBackendTextureDesc backendTexture; |
94 backendTexture.fOrigin = kBottomLeft_GrSurfaceOrigin; | 92 backendTexture.fOrigin = kBottomLeft_GrSurfaceOrigin; |
95 backendTexture.fWidth = m_mailbox.textureSize.width; | 93 backendTexture.fWidth = m_mailbox.textureSize.width; |
96 backendTexture.fHeight = m_mailbox.textureSize.height; | 94 backendTexture.fHeight = m_mailbox.textureSize.height; |
97 backendTexture.fConfig = kSkia8888_GrPixelConfig; | 95 backendTexture.fConfig = kSkia8888_GrPixelConfig; |
98 backendTexture.fTextureHandle = skia::GrGLTextureInfoToGrBackendObject(textu
reInfo); | 96 backendTexture.fTextureHandle = skia::GrGLTextureInfoToGrBackendObject(textu
reInfo); |
99 sk_sp<SkImage> skImage = SkImage::MakeFromAdoptedTexture(grContext, backendT
exture); | 97 sk_sp<SkImage> skImage = SkImage::MakeFromAdoptedTexture(grContext, backendT
exture); |
100 m_image = fromSkSp(skImage); | 98 m_image = fromSkSp(skImage); |
101 return m_image; | 99 return m_image; |
102 } | 100 } |
103 | 101 |
104 } // namespace blink | 102 } // namespace blink |
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