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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_RENDERER_PEPPER_PEPPER_MEDIA_DEVICE_MANAGER_H_ | 5 #ifndef CONTENT_RENDERER_PEPPER_PEPPER_MEDIA_DEVICE_MANAGER_H_ |
6 #define CONTENT_RENDERER_PEPPER_PEPPER_MEDIA_DEVICE_MANAGER_H_ | 6 #define CONTENT_RENDERER_PEPPER_PEPPER_MEDIA_DEVICE_MANAGER_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 | 9 |
10 #include "base/memory/weak_ptr.h" | 10 #include "base/memory/weak_ptr.h" |
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23 public RenderFrameObserverTracker<PepperMediaDeviceManager>, | 23 public RenderFrameObserverTracker<PepperMediaDeviceManager>, |
24 public base::SupportsWeakPtr<PepperMediaDeviceManager> { | 24 public base::SupportsWeakPtr<PepperMediaDeviceManager> { |
25 public: | 25 public: |
26 static PepperMediaDeviceManager* GetForRenderFrame(RenderFrame* render_frame); | 26 static PepperMediaDeviceManager* GetForRenderFrame(RenderFrame* render_frame); |
27 virtual ~PepperMediaDeviceManager(); | 27 virtual ~PepperMediaDeviceManager(); |
28 | 28 |
29 // PepperDeviceEnumerationHostHelper::Delegate implementation: | 29 // PepperDeviceEnumerationHostHelper::Delegate implementation: |
30 virtual int EnumerateDevices(PP_DeviceType_Dev type, | 30 virtual int EnumerateDevices(PP_DeviceType_Dev type, |
31 const GURL& document_url, | 31 const GURL& document_url, |
32 const EnumerateDevicesCallback& callback) | 32 const EnumerateDevicesCallback& callback) |
33 OVERRIDE; | 33 override; |
34 virtual void StopEnumerateDevices(int request_id) OVERRIDE; | 34 virtual void StopEnumerateDevices(int request_id) override; |
35 | 35 |
36 typedef base::Callback<void(int /* request_id */, | 36 typedef base::Callback<void(int /* request_id */, |
37 bool /* succeeded */, | 37 bool /* succeeded */, |
38 const std::string& /* label */)> | 38 const std::string& /* label */)> |
39 OpenDeviceCallback; | 39 OpenDeviceCallback; |
40 | 40 |
41 // Opens the specified device. The request ID passed into the callback will be | 41 // Opens the specified device. The request ID passed into the callback will be |
42 // the same as the return value. If successful, the label passed into the | 42 // the same as the return value. If successful, the label passed into the |
43 // callback identifies a audio/video steam, which can be used to call | 43 // callback identifies a audio/video steam, which can be used to call |
44 // CloseDevice() and GetSesssionID(). | 44 // CloseDevice() and GetSesssionID(). |
45 int OpenDevice(PP_DeviceType_Dev type, | 45 int OpenDevice(PP_DeviceType_Dev type, |
46 const std::string& device_id, | 46 const std::string& device_id, |
47 const GURL& document_url, | 47 const GURL& document_url, |
48 const OpenDeviceCallback& callback); | 48 const OpenDeviceCallback& callback); |
49 // Cancels an request to open device, using the request ID returned by | 49 // Cancels an request to open device, using the request ID returned by |
50 // OpenDevice(). It is guaranteed that the callback passed into OpenDevice() | 50 // OpenDevice(). It is guaranteed that the callback passed into OpenDevice() |
51 // won't be called afterwards. | 51 // won't be called afterwards. |
52 void CancelOpenDevice(int request_id); | 52 void CancelOpenDevice(int request_id); |
53 void CloseDevice(const std::string& label); | 53 void CloseDevice(const std::string& label); |
54 // Gets audio/video session ID given a label. | 54 // Gets audio/video session ID given a label. |
55 int GetSessionID(PP_DeviceType_Dev type, const std::string& label); | 55 int GetSessionID(PP_DeviceType_Dev type, const std::string& label); |
56 | 56 |
57 // MediaStreamDispatcherEventHandler implementation. | 57 // MediaStreamDispatcherEventHandler implementation. |
58 virtual void OnStreamGenerated( | 58 virtual void OnStreamGenerated( |
59 int request_id, | 59 int request_id, |
60 const std::string& label, | 60 const std::string& label, |
61 const StreamDeviceInfoArray& audio_device_array, | 61 const StreamDeviceInfoArray& audio_device_array, |
62 const StreamDeviceInfoArray& video_device_array) OVERRIDE; | 62 const StreamDeviceInfoArray& video_device_array) override; |
63 virtual void OnStreamGenerationFailed( | 63 virtual void OnStreamGenerationFailed( |
64 int request_id, | 64 int request_id, |
65 content::MediaStreamRequestResult result) OVERRIDE; | 65 content::MediaStreamRequestResult result) override; |
66 virtual void OnDeviceStopped(const std::string& label, | 66 virtual void OnDeviceStopped(const std::string& label, |
67 const StreamDeviceInfo& device_info) OVERRIDE; | 67 const StreamDeviceInfo& device_info) override; |
68 virtual void OnDevicesEnumerated(int request_id, | 68 virtual void OnDevicesEnumerated(int request_id, |
69 const StreamDeviceInfoArray& device_array) | 69 const StreamDeviceInfoArray& device_array) |
70 OVERRIDE; | 70 override; |
71 virtual void OnDeviceOpened(int request_id, | 71 virtual void OnDeviceOpened(int request_id, |
72 const std::string& label, | 72 const std::string& label, |
73 const StreamDeviceInfo& device_info) OVERRIDE; | 73 const StreamDeviceInfo& device_info) override; |
74 virtual void OnDeviceOpenFailed(int request_id) OVERRIDE; | 74 virtual void OnDeviceOpenFailed(int request_id) override; |
75 | 75 |
76 // Stream type conversion. | 76 // Stream type conversion. |
77 static MediaStreamType FromPepperDeviceType(PP_DeviceType_Dev type); | 77 static MediaStreamType FromPepperDeviceType(PP_DeviceType_Dev type); |
78 static PP_DeviceType_Dev FromMediaStreamType(MediaStreamType type); | 78 static PP_DeviceType_Dev FromMediaStreamType(MediaStreamType type); |
79 | 79 |
80 private: | 80 private: |
81 explicit PepperMediaDeviceManager(RenderFrame* render_frame); | 81 explicit PepperMediaDeviceManager(RenderFrame* render_frame); |
82 | 82 |
83 // Called by StopEnumerateDevices() after returing to the event loop, to avoid | 83 // Called by StopEnumerateDevices() after returing to the event loop, to avoid |
84 // a reentrancy problem. | 84 // a reentrancy problem. |
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98 | 98 |
99 typedef std::map<int, OpenDeviceCallback> OpenCallbackMap; | 99 typedef std::map<int, OpenDeviceCallback> OpenCallbackMap; |
100 OpenCallbackMap open_callbacks_; | 100 OpenCallbackMap open_callbacks_; |
101 | 101 |
102 DISALLOW_COPY_AND_ASSIGN(PepperMediaDeviceManager); | 102 DISALLOW_COPY_AND_ASSIGN(PepperMediaDeviceManager); |
103 }; | 103 }; |
104 | 104 |
105 } // namespace content | 105 } // namespace content |
106 | 106 |
107 #endif // CONTENT_RENDERER_PEPPER_PEPPER_MEDIA_DEVICE_MANAGER_H_ | 107 #endif // CONTENT_RENDERER_PEPPER_PEPPER_MEDIA_DEVICE_MANAGER_H_ |
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