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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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_RENDERER_MEDIA_HTML_VIDEO_ELEMENT_CAPTURER_SOURCE_H_ | 5 #ifndef CONTENT_RENDERER_MEDIA_HTML_VIDEO_ELEMENT_CAPTURER_SOURCE_H_ |
6 #define CONTENT_RENDERER_MEDIA_HTML_VIDEO_ELEMENT_CAPTURER_SOURCE_H_ | 6 #define CONTENT_RENDERER_MEDIA_HTML_VIDEO_ELEMENT_CAPTURER_SOURCE_H_ |
7 | 7 |
8 #include "base/callback.h" | 8 #include "base/callback.h" |
9 #include "base/memory/weak_ptr.h" | 9 #include "base/memory/weak_ptr.h" |
10 #include "base/threading/thread_checker.h" | 10 #include "base/threading/thread_checker.h" |
11 #include "base/time/time.h" | 11 #include "base/time/time.h" |
| 12 #include "cc/paint/paint_surface.h" |
12 #include "content/common/content_export.h" | 13 #include "content/common/content_export.h" |
13 #include "media/base/video_frame_pool.h" | 14 #include "media/base/video_frame_pool.h" |
14 #include "media/base/video_types.h" | 15 #include "media/base/video_types.h" |
15 #include "media/capture/video_capturer_source.h" | 16 #include "media/capture/video_capturer_source.h" |
16 #include "third_party/WebKit/public/platform/WebSize.h" | 17 #include "third_party/WebKit/public/platform/WebSize.h" |
17 #include "third_party/skia/include/core/SkRefCnt.h" | 18 #include "third_party/skia/include/core/SkRefCnt.h" |
18 | 19 |
19 namespace base{ | 20 namespace base{ |
20 class SingleThreadTaskRunner; | 21 class SingleThreadTaskRunner; |
21 } | 22 } |
22 | 23 |
23 namespace blink { | 24 namespace blink { |
24 class WebMediaPlayer; | 25 class WebMediaPlayer; |
25 } // namespace blink | 26 } // namespace blink |
26 | 27 |
27 class SkSurface; | |
28 | |
29 namespace content { | 28 namespace content { |
30 | 29 |
31 // This class is a VideoCapturerSource taking video snapshots of the ctor-passed | 30 // This class is a VideoCapturerSource taking video snapshots of the ctor-passed |
32 // blink::WebMediaPlayer on Render Main thread. The captured data is converted | 31 // blink::WebMediaPlayer on Render Main thread. The captured data is converted |
33 // and sent back to |io_task_runner_| via the registered |new_frame_callback_|. | 32 // and sent back to |io_task_runner_| via the registered |new_frame_callback_|. |
34 class CONTENT_EXPORT HtmlVideoElementCapturerSource final | 33 class CONTENT_EXPORT HtmlVideoElementCapturerSource final |
35 : public media::VideoCapturerSource { | 34 : public media::VideoCapturerSource { |
36 public: | 35 public: |
37 static std::unique_ptr<HtmlVideoElementCapturerSource> | 36 static std::unique_ptr<HtmlVideoElementCapturerSource> |
38 CreateFromWebMediaPlayerImpl( | 37 CreateFromWebMediaPlayerImpl( |
(...skipping 15 matching lines...) Expand all Loading... |
54 const VideoCaptureDeliverFrameCB& new_frame_callback, | 53 const VideoCaptureDeliverFrameCB& new_frame_callback, |
55 const RunningCallback& running_callback) override; | 54 const RunningCallback& running_callback) override; |
56 void StopCapture() override; | 55 void StopCapture() override; |
57 | 56 |
58 private: | 57 private: |
59 // This method includes collecting data from the WebMediaPlayer and converting | 58 // This method includes collecting data from the WebMediaPlayer and converting |
60 // it into a format suitable for MediaStreams. | 59 // it into a format suitable for MediaStreams. |
61 void sendNewFrame(); | 60 void sendNewFrame(); |
62 | 61 |
63 media::VideoFramePool frame_pool_; | 62 media::VideoFramePool frame_pool_; |
64 sk_sp<SkSurface> surface_; | 63 sk_sp<cc::PaintSurface> surface_; |
65 | 64 |
66 const base::WeakPtr<blink::WebMediaPlayer> web_media_player_; | 65 const base::WeakPtr<blink::WebMediaPlayer> web_media_player_; |
67 const scoped_refptr<base::SingleThreadTaskRunner> io_task_runner_; | 66 const scoped_refptr<base::SingleThreadTaskRunner> io_task_runner_; |
68 | 67 |
69 // These three configuration items are passed on StartCapture(); | 68 // These three configuration items are passed on StartCapture(); |
70 RunningCallback running_callback_; | 69 RunningCallback running_callback_; |
71 VideoCaptureDeliverFrameCB new_frame_callback_; | 70 VideoCaptureDeliverFrameCB new_frame_callback_; |
72 double capture_frame_rate_; | 71 double capture_frame_rate_; |
73 | 72 |
74 // Target time for the next frame. | 73 // Target time for the next frame. |
75 base::TimeTicks next_capture_time_; | 74 base::TimeTicks next_capture_time_; |
76 | 75 |
77 // Bound to the main render thread. | 76 // Bound to the main render thread. |
78 base::ThreadChecker thread_checker_; | 77 base::ThreadChecker thread_checker_; |
79 | 78 |
80 // Used on main render thread to schedule future capture events. | 79 // Used on main render thread to schedule future capture events. |
81 base::WeakPtrFactory<HtmlVideoElementCapturerSource> weak_factory_; | 80 base::WeakPtrFactory<HtmlVideoElementCapturerSource> weak_factory_; |
82 | 81 |
83 DISALLOW_COPY_AND_ASSIGN(HtmlVideoElementCapturerSource); | 82 DISALLOW_COPY_AND_ASSIGN(HtmlVideoElementCapturerSource); |
84 }; | 83 }; |
85 | 84 |
86 } // namespace content | 85 } // namespace content |
87 | 86 |
88 #endif // CONTENT_RENDERER_MEDIA_HTML_VIDEO_ELEMENT_CAPTURER_SOURCE_H_ | 87 #endif // CONTENT_RENDERER_MEDIA_HTML_VIDEO_ELEMENT_CAPTURER_SOURCE_H_ |
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