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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 #ifndef UI_GL_GL_IMAGE_IO_SURFACE_H_ | 5 #ifndef UI_GL_GL_IMAGE_IO_SURFACE_H_ |
6 #define UI_GL_GL_IMAGE_IO_SURFACE_H_ | 6 #define UI_GL_GL_IMAGE_IO_SURFACE_H_ |
7 | 7 |
8 #include <IOSurface/IOSurface.h> | 8 #include <IOSurface/IOSurface.h> |
9 #include <CoreVideo/CVPixelBuffer.h> | |
Avi (use Gerrit)
2016/04/06 16:49:52
Alphabetical?
ccameron
2016/04/06 17:49:00
Oops -- done.
| |
9 #include <stdint.h> | 10 #include <stdint.h> |
10 | 11 |
11 #include "base/mac/scoped_cftyperef.h" | 12 #include "base/mac/scoped_cftyperef.h" |
12 #include "base/macros.h" | 13 #include "base/macros.h" |
13 #include "base/threading/thread_checker.h" | 14 #include "base/threading/thread_checker.h" |
14 #include "ui/gfx/buffer_types.h" | 15 #include "ui/gfx/buffer_types.h" |
15 #include "ui/gfx/generic_shared_memory_id.h" | 16 #include "ui/gfx/generic_shared_memory_id.h" |
16 #include "ui/gl/gl_image.h" | 17 #include "ui/gl/gl_image.h" |
17 | 18 |
18 #if defined(__OBJC__) | 19 #if defined(__OBJC__) |
19 @class CALayer; | 20 @class CALayer; |
20 #else | 21 #else |
21 typedef void* CALayer; | 22 typedef void* CALayer; |
22 #endif | 23 #endif |
23 | 24 |
24 namespace gl { | 25 namespace gl { |
25 | 26 |
26 class GL_EXPORT GLImageIOSurface : public GLImage { | 27 class GL_EXPORT GLImageIOSurface : public GLImage { |
27 public: | 28 public: |
28 GLImageIOSurface(const gfx::Size& size, unsigned internalformat); | 29 GLImageIOSurface(const gfx::Size& size, unsigned internalformat); |
29 | 30 |
30 bool Initialize(IOSurfaceRef io_surface, | 31 bool Initialize(IOSurfaceRef io_surface, |
31 gfx::GenericSharedMemoryId io_surface_id, | 32 gfx::GenericSharedMemoryId io_surface_id, |
32 gfx::BufferFormat format); | 33 gfx::BufferFormat format); |
33 | 34 |
35 // IOSurfaces coming from video decode are wrapped in a CVPixelBuffer | |
36 // and may be discarded if the owning CVPixelBuffer is destroyed. This | |
37 // initialization will ensure that the CVPixelBuffer be retained for the | |
38 // lifetime of the GLImage. | |
39 bool InitializeWithCVPixelBuffer(CVPixelBufferRef cv_pixel_buffer, | |
40 gfx::GenericSharedMemoryId io_surface_id, | |
41 gfx::BufferFormat format); | |
42 | |
34 // Overridden from GLImage: | 43 // Overridden from GLImage: |
35 void Destroy(bool have_context) override; | 44 void Destroy(bool have_context) override; |
36 gfx::Size GetSize() override; | 45 gfx::Size GetSize() override; |
37 unsigned GetInternalFormat() override; | 46 unsigned GetInternalFormat() override; |
38 bool BindTexImage(unsigned target) override; | 47 bool BindTexImage(unsigned target) override; |
39 void ReleaseTexImage(unsigned target) override {} | 48 void ReleaseTexImage(unsigned target) override {} |
40 bool CopyTexImage(unsigned target) override; | 49 bool CopyTexImage(unsigned target) override; |
41 bool CopyTexSubImage(unsigned target, | 50 bool CopyTexSubImage(unsigned target, |
42 const gfx::Point& offset, | 51 const gfx::Point& offset, |
43 const gfx::Rect& rect) override; | 52 const gfx::Rect& rect) override; |
44 bool ScheduleOverlayPlane(gfx::AcceleratedWidget widget, | 53 bool ScheduleOverlayPlane(gfx::AcceleratedWidget widget, |
45 int z_order, | 54 int z_order, |
46 gfx::OverlayTransform transform, | 55 gfx::OverlayTransform transform, |
47 const gfx::Rect& bounds_rect, | 56 const gfx::Rect& bounds_rect, |
48 const gfx::RectF& crop_rect) override; | 57 const gfx::RectF& crop_rect) override; |
49 void OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd, | 58 void OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd, |
50 uint64_t process_tracing_id, | 59 uint64_t process_tracing_id, |
51 const std::string& dump_name) override; | 60 const std::string& dump_name) override; |
52 | 61 |
53 gfx::GenericSharedMemoryId io_surface_id() const { return io_surface_id_; } | 62 gfx::GenericSharedMemoryId io_surface_id() const { return io_surface_id_; } |
54 base::ScopedCFTypeRef<IOSurfaceRef> io_surface(); | 63 base::ScopedCFTypeRef<IOSurfaceRef> io_surface(); |
64 base::ScopedCFTypeRef<CVPixelBufferRef> cv_pixel_buffer(); | |
55 | 65 |
56 static void SetLayerForWidget(gfx::AcceleratedWidget widget, CALayer* layer); | 66 static void SetLayerForWidget(gfx::AcceleratedWidget widget, CALayer* layer); |
57 | 67 |
58 static unsigned GetInternalFormatForTesting(gfx::BufferFormat format); | 68 static unsigned GetInternalFormatForTesting(gfx::BufferFormat format); |
59 | 69 |
60 protected: | 70 protected: |
61 ~GLImageIOSurface() override; | 71 ~GLImageIOSurface() override; |
62 | 72 |
63 private: | 73 private: |
64 const gfx::Size size_; | 74 const gfx::Size size_; |
65 const unsigned internalformat_; | 75 const unsigned internalformat_; |
66 gfx::BufferFormat format_; | 76 gfx::BufferFormat format_; |
67 base::ScopedCFTypeRef<IOSurfaceRef> io_surface_; | 77 base::ScopedCFTypeRef<IOSurfaceRef> io_surface_; |
78 base::ScopedCFTypeRef<CVPixelBufferRef> cv_pixel_buffer_; | |
68 gfx::GenericSharedMemoryId io_surface_id_; | 79 gfx::GenericSharedMemoryId io_surface_id_; |
69 base::ThreadChecker thread_checker_; | 80 base::ThreadChecker thread_checker_; |
70 | 81 |
71 // GL state to support 420v IOSurface conversion to RGB. | 82 // GL state to support 420v IOSurface conversion to RGB. |
72 unsigned framebuffer_ = 0; | 83 unsigned framebuffer_ = 0; |
73 unsigned vertex_shader_ = 0; | 84 unsigned vertex_shader_ = 0; |
74 unsigned fragment_shader_ = 0; | 85 unsigned fragment_shader_ = 0; |
75 unsigned program_ = 0; | 86 unsigned program_ = 0; |
76 int size_location_ = -1; | 87 int size_location_ = -1; |
77 unsigned vertex_buffer_ = 0; | 88 unsigned vertex_buffer_ = 0; |
78 unsigned yuv_textures_[2] = {}; | 89 unsigned yuv_textures_[2] = {}; |
79 | 90 |
80 DISALLOW_COPY_AND_ASSIGN(GLImageIOSurface); | 91 DISALLOW_COPY_AND_ASSIGN(GLImageIOSurface); |
81 }; | 92 }; |
82 | 93 |
83 } // namespace gl | 94 } // namespace gl |
84 | 95 |
85 #endif // UI_GL_GL_IMAGE_IO_SURFACE_H_ | 96 #endif // UI_GL_GL_IMAGE_IO_SURFACE_H_ |
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