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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 CC_RESOURCES_VIDEO_RESOURCE_UPDATER_H_ | 5 #ifndef CC_RESOURCES_VIDEO_RESOURCE_UPDATER_H_ |
6 #define CC_RESOURCES_VIDEO_RESOURCE_UPDATER_H_ | 6 #define CC_RESOURCES_VIDEO_RESOURCE_UPDATER_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
11 #include <list> | 11 #include <list> |
12 #include <memory> | 12 #include <memory> |
13 #include <vector> | 13 #include <vector> |
14 | 14 |
15 #include "base/macros.h" | 15 #include "base/macros.h" |
16 #include "base/memory/ref_counted.h" | 16 #include "base/memory/ref_counted.h" |
17 #include "base/memory/weak_ptr.h" | 17 #include "base/memory/weak_ptr.h" |
18 #include "base/time/time.h" | 18 #include "base/time/time.h" |
19 #include "cc/base/cc_export.h" | 19 #include "cc/base/cc_export.h" |
20 #include "cc/resources/release_callback_impl.h" | 20 #include "cc/resources/release_callback_impl.h" |
21 #include "cc/resources/resource_format.h" | 21 #include "cc/resources/resource_format.h" |
22 #include "cc/resources/texture_mailbox.h" | 22 #include "cc/resources/texture_mailbox.h" |
23 #include "media/base/video_types.h" | |
24 #include "ui/gfx/geometry/size.h" | 23 #include "ui/gfx/geometry/size.h" |
25 | 24 |
26 namespace media { | 25 namespace media { |
27 class SkCanvasVideoRenderer; | 26 class SkCanvasVideoRenderer; |
28 class VideoFrame; | 27 class VideoFrame; |
29 } | 28 } |
30 | 29 |
31 namespace cc { | 30 namespace cc { |
32 class ContextProvider; | 31 class ContextProvider; |
33 class ResourceProvider; | 32 class ResourceProvider; |
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97 // in the 0-1 range, you need to do: | 96 // in the 0-1 range, you need to do: |
98 // (half_float - Offset()) * Multiplier() | 97 // (half_float - Offset()) * Multiplier() |
99 // to each returned value. | 98 // to each returned value. |
100 virtual float Offset() const = 0; | 99 virtual float Offset() const = 0; |
101 virtual float Multiplier() const = 0; | 100 virtual float Multiplier() const = 0; |
102 }; | 101 }; |
103 | 102 |
104 static std::unique_ptr<HalfFloatMaker> NewHalfFloatMaker( | 103 static std::unique_ptr<HalfFloatMaker> NewHalfFloatMaker( |
105 int bits_per_channel); | 104 int bits_per_channel); |
106 | 105 |
107 ResourceFormat YuvResourceFormat(int bits, | |
108 media::VideoPixelFormat format) const; | |
109 | |
110 private: | 106 private: |
111 class PlaneResource { | 107 class PlaneResource { |
112 public: | 108 public: |
113 PlaneResource(unsigned resource_id, | 109 PlaneResource(unsigned resource_id, |
114 const gfx::Size& resource_size, | 110 const gfx::Size& resource_size, |
115 ResourceFormat resource_format, | 111 ResourceFormat resource_format, |
116 gpu::Mailbox mailbox); | 112 gpu::Mailbox mailbox); |
117 PlaneResource(const PlaneResource& other); | 113 PlaneResource(const PlaneResource& other); |
118 | 114 |
119 // Returns true if this resource matches the unique identifiers of another | 115 // Returns true if this resource matches the unique identifiers of another |
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207 // Recycle resources so that we can reduce the number of allocations and | 203 // Recycle resources so that we can reduce the number of allocations and |
208 // data transfers. | 204 // data transfers. |
209 ResourceList all_resources_; | 205 ResourceList all_resources_; |
210 | 206 |
211 DISALLOW_COPY_AND_ASSIGN(VideoResourceUpdater); | 207 DISALLOW_COPY_AND_ASSIGN(VideoResourceUpdater); |
212 }; | 208 }; |
213 | 209 |
214 } // namespace cc | 210 } // namespace cc |
215 | 211 |
216 #endif // CC_RESOURCES_VIDEO_RESOURCE_UPDATER_H_ | 212 #endif // CC_RESOURCES_VIDEO_RESOURCE_UPDATER_H_ |
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