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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_CAPTURE_CONTROLLER_EVENT_HANDL
ER_H_ | 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_CAPTURE_CONTROLLER_EVENT_HANDL
ER_H_ |
6 #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_CAPTURE_CONTROLLER_EVENT_HANDL
ER_H_ | 6 #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_CAPTURE_CONTROLLER_EVENT_HANDL
ER_H_ |
7 | 7 |
8 #include "base/memory/scoped_ptr.h" | 8 #include "base/memory/scoped_ptr.h" |
9 #include "base/memory/shared_memory.h" | 9 #include "base/memory/shared_memory.h" |
10 #include "content/common/content_export.h" | 10 #include "content/common/content_export.h" |
| 11 #include "ui/gfx/geometry/size.h" |
| 12 #include "ui/gfx/gpu_memory_buffer.h" |
11 | 13 |
12 namespace media { | 14 namespace media { |
13 class VideoFrame; | 15 class VideoFrame; |
14 } // namespace media | 16 } // namespace media |
15 | 17 |
16 namespace content { | 18 namespace content { |
17 | 19 |
18 typedef int VideoCaptureControllerID; | 20 typedef int VideoCaptureControllerID; |
19 | 21 |
20 // VideoCaptureControllerEventHandler is the interface for | 22 // VideoCaptureControllerEventHandler is the interface for |
21 // VideoCaptureController to notify clients about the events such as | 23 // VideoCaptureController to notify clients about the events such as |
22 // BufferReady, FrameInfo, Error, etc. | 24 // BufferReady, FrameInfo, Error, etc. |
23 class CONTENT_EXPORT VideoCaptureControllerEventHandler { | 25 class CONTENT_EXPORT VideoCaptureControllerEventHandler { |
24 public: | 26 public: |
25 // An Error has occurred in the VideoCaptureDevice. | 27 // An Error has occurred in the VideoCaptureDevice. |
26 virtual void OnError(VideoCaptureControllerID id) = 0; | 28 virtual void OnError(VideoCaptureControllerID id) = 0; |
27 | 29 |
28 // A buffer has been newly created. | 30 // A buffer has been newly created. |
29 virtual void OnBufferCreated(VideoCaptureControllerID id, | 31 virtual void OnBufferCreated(VideoCaptureControllerID id, |
30 base::SharedMemoryHandle handle, | 32 base::SharedMemoryHandle handle, |
31 int length, | 33 int length, |
32 int buffer_id) = 0; | 34 int buffer_id) = 0; |
33 | 35 |
| 36 // A GpuMemoryBuffer backed buffer has been newly created. |
| 37 virtual void OnBufferCreated2( |
| 38 VideoCaptureControllerID id, |
| 39 const std::vector<gfx::GpuMemoryBufferHandle>& handles, |
| 40 const gfx::Size& size, |
| 41 int buffer_id) = 0; |
| 42 |
34 // A previously created buffer has been freed and will no longer be used. | 43 // A previously created buffer has been freed and will no longer be used. |
35 virtual void OnBufferDestroyed(VideoCaptureControllerID id, | 44 virtual void OnBufferDestroyed(VideoCaptureControllerID id, |
36 int buffer_id) = 0; | 45 int buffer_id) = 0; |
37 | 46 |
38 // A buffer has been filled with a captured VideoFrame. | 47 // A buffer has been filled with a captured VideoFrame. |
39 virtual void OnBufferReady(VideoCaptureControllerID id, | 48 virtual void OnBufferReady(VideoCaptureControllerID id, |
40 int buffer_id, | 49 int buffer_id, |
41 const scoped_refptr<media::VideoFrame>& frame, | 50 const scoped_refptr<media::VideoFrame>& frame, |
42 const base::TimeTicks& timestamp) = 0; | 51 const base::TimeTicks& timestamp) = 0; |
43 | 52 |
44 // The capture session has ended and no more frames will be sent. | 53 // The capture session has ended and no more frames will be sent. |
45 virtual void OnEnded(VideoCaptureControllerID id) = 0; | 54 virtual void OnEnded(VideoCaptureControllerID id) = 0; |
46 | 55 |
47 protected: | 56 protected: |
48 virtual ~VideoCaptureControllerEventHandler() {} | 57 virtual ~VideoCaptureControllerEventHandler() {} |
49 }; | 58 }; |
50 | 59 |
51 } // namespace content | 60 } // namespace content |
52 | 61 |
53 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_CAPTURE_CONTROLLER_EVENT_HA
NDLER_H_ | 62 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_CAPTURE_CONTROLLER_EVENT_HA
NDLER_H_ |
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