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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CONTENT_COMMON_GPU_GPU_MEMORY_BUFFER_FACTORY_IO_SURFACE_H_ | |
6 #define CONTENT_COMMON_GPU_GPU_MEMORY_BUFFER_FACTORY_IO_SURFACE_H_ | |
7 | |
8 #include <utility> | |
9 | |
10 #include <IOSurface/IOSurface.h> | |
11 | |
12 #include "base/containers/hash_tables.h" | |
13 #include "base/mac/scoped_cftyperef.h" | |
14 #include "base/macros.h" | |
15 #include "base/memory/ref_counted.h" | |
16 #include "base/synchronization/lock.h" | |
17 #include "content/common/content_export.h" | |
18 #include "content/common/gpu/gpu_memory_buffer_factory.h" | |
19 #include "gpu/command_buffer/service/image_factory.h" | |
20 #include "ui/gfx/geometry/size.h" | |
21 #include "ui/gfx/gpu_memory_buffer.h" | |
22 #include "ui/gfx/mac/io_surface.h" | |
23 | |
24 namespace gl { | |
25 class GLImage; | |
26 } | |
27 | |
28 namespace content { | |
29 | |
30 class CONTENT_EXPORT GpuMemoryBufferFactoryIOSurface | |
31 : public GpuMemoryBufferFactory, | |
32 public gpu::ImageFactory { | |
33 public: | |
34 GpuMemoryBufferFactoryIOSurface(); | |
35 ~GpuMemoryBufferFactoryIOSurface() override; | |
36 | |
37 // Overridden from GpuMemoryBufferFactory: | |
38 gfx::GpuMemoryBufferHandle CreateGpuMemoryBuffer( | |
39 gfx::GpuMemoryBufferId id, | |
40 const gfx::Size& size, | |
41 gfx::BufferFormat format, | |
42 gfx::BufferUsage usage, | |
43 int client_id, | |
44 gpu::SurfaceHandle surface_handle) override; | |
45 gfx::GpuMemoryBufferHandle CreateGpuMemoryBufferFromHandle( | |
46 const gfx::GpuMemoryBufferHandle& handle, | |
47 gfx::GpuMemoryBufferId id, | |
48 const gfx::Size& size, | |
49 gfx::BufferFormat format, | |
50 int client_id) override; | |
51 void DestroyGpuMemoryBuffer(gfx::GpuMemoryBufferId id, | |
52 int client_id) override; | |
53 gpu::ImageFactory* AsImageFactory() override; | |
54 | |
55 // Overridden from gpu::ImageFactory: | |
56 scoped_refptr<gl::GLImage> CreateImageForGpuMemoryBuffer( | |
57 const gfx::GpuMemoryBufferHandle& handle, | |
58 const gfx::Size& size, | |
59 gfx::BufferFormat format, | |
60 unsigned internalformat, | |
61 int client_id) override; | |
62 | |
63 private: | |
64 typedef std::pair<gfx::IOSurfaceId, int> IOSurfaceMapKey; | |
65 typedef base::hash_map<IOSurfaceMapKey, base::ScopedCFTypeRef<IOSurfaceRef>> | |
66 IOSurfaceMap; | |
67 // TOOD(reveman): Remove |io_surfaces_| and allow IOSurface backed GMBs to be | |
68 // used with any GPU process by passing a mach_port to CreateImageCHROMIUM. | |
69 IOSurfaceMap io_surfaces_; | |
70 base::Lock io_surfaces_lock_; | |
71 | |
72 DISALLOW_COPY_AND_ASSIGN(GpuMemoryBufferFactoryIOSurface); | |
73 }; | |
74 | |
75 } // namespace content | |
76 | |
77 #endif // CONTENT_COMMON_GPU_GPU_MEMORY_BUFFER_FACTORY_IO_SURFACE_H_ | |
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