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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 "content/common/gpu/gpu_memory_buffer_factory.h" | 5 #include "content/common/gpu/gpu_memory_buffer_factory.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "content/common/gpu/gpu_memory_buffer_factory_x11_pixmap.h" | |
9 #include "gpu/command_buffer/service/image_factory.h" | 8 #include "gpu/command_buffer/service/image_factory.h" |
10 #include "ui/gl/gl_image.h" | 9 #include "ui/gl/gl_image.h" |
11 #include "ui/gl/gl_image_shared_memory.h" | 10 #include "ui/gl/gl_image_shared_memory.h" |
12 | 11 |
13 namespace content { | 12 namespace content { |
14 namespace { | 13 namespace { |
15 | 14 |
16 class GpuMemoryBufferFactoryImpl : public GpuMemoryBufferFactory, | 15 class GpuMemoryBufferFactoryImpl : public GpuMemoryBufferFactory, |
17 public gpu::ImageFactory { | 16 public gpu::ImageFactory { |
18 public: | 17 public: |
19 // Overridden from GpuMemoryBufferFactory: | 18 // Overridden from GpuMemoryBufferFactory: |
20 gfx::GpuMemoryBufferHandle CreateGpuMemoryBuffer( | 19 gfx::GpuMemoryBufferHandle CreateGpuMemoryBuffer( |
21 const gfx::GpuMemoryBufferHandle& handle, | 20 const gfx::GpuMemoryBufferHandle& handle, |
22 const gfx::Size& size, | 21 const gfx::Size& size, |
23 gfx::GpuMemoryBuffer::Format format, | 22 gfx::GpuMemoryBuffer::Format format, |
24 gfx::GpuMemoryBuffer::Usage usage) override { | 23 gfx::GpuMemoryBuffer::Usage usage) override { |
25 switch (handle.type) { | 24 NOTREACHED(); |
26 case gfx::X11_PIXMAP_BUFFER: | 25 return gfx::GpuMemoryBufferHandle(); |
27 x11_pixmap_factory_.CreateGpuMemoryBuffer(handle.global_id, | |
28 handle.pixmap); | |
29 return handle; | |
30 default: | |
31 NOTREACHED(); | |
32 return gfx::GpuMemoryBufferHandle(); | |
33 } | |
34 } | 26 } |
35 void DestroyGpuMemoryBuffer( | 27 void DestroyGpuMemoryBuffer( |
36 const gfx::GpuMemoryBufferHandle& handle) override { | 28 const gfx::GpuMemoryBufferHandle& handle) override { |
37 switch (handle.type) { | 29 NOTREACHED(); |
38 case gfx::X11_PIXMAP_BUFFER: | |
39 x11_pixmap_factory_.DestroyGpuMemoryBuffer(handle.global_id); | |
40 break; | |
41 default: | |
42 NOTREACHED(); | |
43 break; | |
44 } | |
45 } | 30 } |
46 gpu::ImageFactory* AsImageFactory() override { return this; } | 31 gpu::ImageFactory* AsImageFactory() override { return this; } |
47 | 32 |
48 // Overridden from gpu::GpuMemoryBufferFactory: | 33 // Overridden from gpu::ImageFactory: |
49 scoped_refptr<gfx::GLImage> CreateImageForGpuMemoryBuffer( | 34 scoped_refptr<gfx::GLImage> CreateImageForGpuMemoryBuffer( |
50 const gfx::GpuMemoryBufferHandle& handle, | 35 const gfx::GpuMemoryBufferHandle& handle, |
51 const gfx::Size& size, | 36 const gfx::Size& size, |
52 gfx::GpuMemoryBuffer::Format format, | 37 gfx::GpuMemoryBuffer::Format format, |
53 unsigned internalformat, | 38 unsigned internalformat, |
54 int client_id) override { | 39 int client_id) override { |
55 switch (handle.type) { | 40 switch (handle.type) { |
56 case gfx::SHARED_MEMORY_BUFFER: { | 41 case gfx::SHARED_MEMORY_BUFFER: { |
57 scoped_refptr<gfx::GLImageSharedMemory> image( | 42 scoped_refptr<gfx::GLImageSharedMemory> image( |
58 new gfx::GLImageSharedMemory(size, internalformat)); | 43 new gfx::GLImageSharedMemory(size, internalformat)); |
59 if (!image->Initialize(handle, format)) | 44 if (!image->Initialize(handle, format)) |
60 return NULL; | 45 return NULL; |
61 | 46 |
62 return image; | 47 return image; |
63 } | 48 } |
64 case gfx::X11_PIXMAP_BUFFER: | |
65 // Verify that client is the owner of the buffer we're about to use. | |
66 if (handle.global_id.secondary_id != client_id) | |
67 return scoped_refptr<gfx::GLImage>(); | |
68 | |
69 return x11_pixmap_factory_.CreateImageForGpuMemoryBuffer( | |
70 handle.global_id, size, internalformat); | |
71 default: | 49 default: |
72 NOTREACHED(); | 50 NOTREACHED(); |
73 return scoped_refptr<gfx::GLImage>(); | 51 return scoped_refptr<gfx::GLImage>(); |
74 } | 52 } |
75 } | 53 } |
76 | |
77 private: | |
78 GpuMemoryBufferFactoryX11Pixmap x11_pixmap_factory_; | |
79 }; | 54 }; |
80 | 55 |
81 } // namespace | 56 } // namespace |
82 | 57 |
83 // static | 58 // static |
84 scoped_ptr<GpuMemoryBufferFactory> GpuMemoryBufferFactory::Create() { | 59 scoped_ptr<GpuMemoryBufferFactory> GpuMemoryBufferFactory::Create() { |
85 return make_scoped_ptr<GpuMemoryBufferFactory>( | 60 return make_scoped_ptr<GpuMemoryBufferFactory>( |
86 new GpuMemoryBufferFactoryImpl); | 61 new GpuMemoryBufferFactoryImpl); |
87 } | 62 } |
88 | 63 |
89 } // namespace content | 64 } // namespace content |
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