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Side by Side Diff: content/browser/renderer_host/media/video_capture_controller.h

Issue 11339014: Move content\browser\renderer_host\media to content namespace. (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: Created 8 years, 1 month ago
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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 // VideoCaptureController is the glue between VideoCaptureHost, 5 // VideoCaptureController is the glue between VideoCaptureHost,
6 // VideoCaptureManager and VideoCaptureDevice. 6 // VideoCaptureManager and VideoCaptureDevice.
7 // It provides functions for VideoCaptureHost to start a VideoCaptureDevice and 7 // It provides functions for VideoCaptureHost to start a VideoCaptureDevice and
8 // is responsible for keeping track of shared DIBs and filling them with I420 8 // is responsible for keeping track of shared DIBs and filling them with I420
9 // video frames for IPC communication between VideoCaptureHost and 9 // video frames for IPC communication between VideoCaptureHost and
10 // VideoCaptureMessageFilter. 10 // VideoCaptureMessageFilter.
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22 #include "base/compiler_specific.h" 22 #include "base/compiler_specific.h"
23 #include "base/memory/ref_counted.h" 23 #include "base/memory/ref_counted.h"
24 #include "base/process.h" 24 #include "base/process.h"
25 #include "base/synchronization/lock.h" 25 #include "base/synchronization/lock.h"
26 #include "content/browser/renderer_host/media/video_capture_controller_event_han dler.h" 26 #include "content/browser/renderer_host/media/video_capture_controller_event_han dler.h"
27 #include "content/common/media/video_capture.h" 27 #include "content/common/media/video_capture.h"
28 #include "media/video/capture/video_capture.h" 28 #include "media/video/capture/video_capture.h"
29 #include "media/video/capture/video_capture_device.h" 29 #include "media/video/capture/video_capture_device.h"
30 #include "media/video/capture/video_capture_types.h" 30 #include "media/video/capture/video_capture_types.h"
31 31
32 namespace media_stream { 32 namespace content {
33 class VideoCaptureManager; 33 class VideoCaptureManager;
34 } // namespace media_stream
35 34
36 class CONTENT_EXPORT VideoCaptureController 35 class CONTENT_EXPORT VideoCaptureController
37 : public base::RefCountedThreadSafe<VideoCaptureController>, 36 : public base::RefCountedThreadSafe<VideoCaptureController>,
38 public media::VideoCaptureDevice::EventHandler { 37 public media::VideoCaptureDevice::EventHandler {
39 public: 38 public:
40 VideoCaptureController( 39 VideoCaptureController(VideoCaptureManager* video_capture_manager);
41 media_stream::VideoCaptureManager* video_capture_manager);
42 40
43 // Start video capturing and try to use the resolution specified in 41 // Start video capturing and try to use the resolution specified in
44 // |params|. 42 // |params|.
45 // When capturing has started, the |event_handler| receives a call OnFrameInfo 43 // When capturing has started, the |event_handler| receives a call OnFrameInfo
46 // with resolution that best matches the requested that the video 44 // with resolution that best matches the requested that the video
47 // capture device support. 45 // capture device support.
48 void StartCapture(const VideoCaptureControllerID& id, 46 void StartCapture(const VideoCaptureControllerID& id,
49 VideoCaptureControllerEventHandler* event_handler, 47 VideoCaptureControllerEventHandler* event_handler,
50 base::ProcessHandle render_process, 48 base::ProcessHandle render_process,
51 const media::VideoCaptureParams& params); 49 const media::VideoCaptureParams& params);
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133 // call per StartCapture(). 131 // call per StartCapture().
134 media::VideoCaptureCapability frame_info_; 132 media::VideoCaptureCapability frame_info_;
135 // Chopped pixels in width/height in case video capture device has odd numbers 133 // Chopped pixels in width/height in case video capture device has odd numbers
136 // for width/height. 134 // for width/height.
137 int chopped_width_; 135 int chopped_width_;
138 int chopped_height_; 136 int chopped_height_;
139 137
140 // It's accessed only on IO thread. 138 // It's accessed only on IO thread.
141 bool frame_info_available_; 139 bool frame_info_available_;
142 140
143 media_stream::VideoCaptureManager* video_capture_manager_; 141 VideoCaptureManager* video_capture_manager_;
144 142
145 bool device_in_use_; 143 bool device_in_use_;
146 video_capture::State state_; 144 VideoCaptureState state_;
147 145
148 DISALLOW_IMPLICIT_CONSTRUCTORS(VideoCaptureController); 146 DISALLOW_IMPLICIT_CONSTRUCTORS(VideoCaptureController);
149 }; 147 };
150 148
149 } // namespace content
150
151 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_CAPTURE_CONTROLLER_H_ 151 #endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_CAPTURE_CONTROLLER_H_
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