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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 CHROME_BROWSER_MEDIA_CAST_REMOTING_CONNECTOR_H_ | 5 #ifndef CHROME_BROWSER_MEDIA_CAST_REMOTING_CONNECTOR_H_ |
6 #define CHROME_BROWSER_MEDIA_CAST_REMOTING_CONNECTOR_H_ | 6 #define CHROME_BROWSER_MEDIA_CAST_REMOTING_CONNECTOR_H_ |
7 | 7 |
8 #include <set> | 8 #include <set> |
9 | 9 |
10 #include "base/memory/weak_ptr.h" | 10 #include "base/memory/weak_ptr.h" |
11 #include "base/supports_user_data.h" | 11 #include "base/supports_user_data.h" |
12 #include "chrome/browser/media/router/media_routes_observer.h" | 12 #include "chrome/browser/media/router/media_routes_observer.h" |
13 #include "chrome/common/media_router/route_message.h" | |
14 #include "media/mojo/interfaces/remoting.mojom.h" | 13 #include "media/mojo/interfaces/remoting.mojom.h" |
15 | 14 |
16 namespace content { | 15 namespace content { |
17 class RenderFrameHost; | 16 class RenderFrameHost; |
18 class WebContents; | 17 class WebContents; |
| 18 struct PresentationConnectionMessage; |
19 } | 19 } |
20 | 20 |
21 // CastRemotingConnector connects a single source (a media element in a render | 21 // CastRemotingConnector connects a single source (a media element in a render |
22 // frame) with a single sink (a media player in a remote device). There is one | 22 // frame) with a single sink (a media player in a remote device). There is one |
23 // instance of a CastRemotingConnector per source WebContents (representing a | 23 // instance of a CastRemotingConnector per source WebContents (representing a |
24 // collection of render frames), and it is created on-demand. The source in the | 24 // collection of render frames), and it is created on-demand. The source in the |
25 // render process represents itself by providing a media::mojom::RemotingSource | 25 // render process represents itself by providing a media::mojom::RemotingSource |
26 // service instance. The sink is represented by the Media Router Cast Provider. | 26 // service instance. The sink is represented by the Media Router Cast Provider. |
27 // | 27 // |
28 // Whenever a candidate media source is created in a render frame, | 28 // Whenever a candidate media source is created in a render frame, |
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127 void StopRemoting(RemotingBridge* bridge, | 127 void StopRemoting(RemotingBridge* bridge, |
128 media::mojom::RemotingStopReason reason); | 128 media::mojom::RemotingStopReason reason); |
129 void SendMessageToSink(RemotingBridge* bridge, | 129 void SendMessageToSink(RemotingBridge* bridge, |
130 const std::vector<uint8_t>& message); | 130 const std::vector<uint8_t>& message); |
131 | 131 |
132 // Send a control message to the Cast Provider. This may or may not succeed, | 132 // Send a control message to the Cast Provider. This may or may not succeed, |
133 // with the success status reported later via HandleSendMessageResult(). | 133 // with the success status reported later via HandleSendMessageResult(). |
134 void SendMessageToProvider(const std::string& message); | 134 void SendMessageToProvider(const std::string& message); |
135 | 135 |
136 // Called by the current MessageObserver to process messages observed on the | 136 // Called by the current MessageObserver to process messages observed on the |
137 // remoting route. There are two types of messages: 1) TEXT notification | 137 // remoting route. There are two types of messages: 1) text notification |
138 // messages from the Cast Provider, to report on the current state of a | 138 // messages from the Cast Provider, to report on the current state of a |
139 // remoting session between Chrome and the remote device, and 2) BINARY | 139 // remoting session between Chrome and the remote device, and 2) binary |
140 // messages, to be passed directly to the active remoting source during a | 140 // messages, to be passed directly to the active remoting source during a |
141 // remoting session. | 141 // remoting session. |
142 void ProcessMessagesFromRoute( | 142 void ProcessMessagesFromRoute( |
143 const std::vector<media_router::RouteMessage>& messages); | 143 const std::vector<content::PresentationConnectionMessage>& messages); |
144 | 144 |
145 // Error handlers for message/data sending during an active remoting | 145 // Error handlers for message/data sending during an active remoting |
146 // session. When a failure occurs, these immediately force-stop remoting. | 146 // session. When a failure occurs, these immediately force-stop remoting. |
147 void HandleSendMessageResult(bool success); | 147 void HandleSendMessageResult(bool success); |
148 void OnDataSendFailed(); | 148 void OnDataSendFailed(); |
149 | 149 |
150 // MediaRoutesObserver implementation: Scans |routes| to check whether the | 150 // MediaRoutesObserver implementation: Scans |routes| to check whether the |
151 // existing remoting route has gone away and/or there is a new remoting route | 151 // existing remoting route has gone away and/or there is a new remoting route |
152 // established, and take the necessary actions to notify sources and/or | 152 // established, and take the necessary actions to notify sources and/or |
153 // shutdown an active remoting session. | 153 // shutdown an active remoting session. |
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198 base::WeakPtrFactory<CastRemotingConnector> weak_factory_; | 198 base::WeakPtrFactory<CastRemotingConnector> weak_factory_; |
199 | 199 |
200 // Key used with the base::SupportsUserData interface to search for an | 200 // Key used with the base::SupportsUserData interface to search for an |
201 // instance of CastRemotingConnector owned by a WebContents. | 201 // instance of CastRemotingConnector owned by a WebContents. |
202 static const void* const kUserDataKey; | 202 static const void* const kUserDataKey; |
203 | 203 |
204 DISALLOW_COPY_AND_ASSIGN(CastRemotingConnector); | 204 DISALLOW_COPY_AND_ASSIGN(CastRemotingConnector); |
205 }; | 205 }; |
206 | 206 |
207 #endif // CHROME_BROWSER_MEDIA_CAST_REMOTING_CONNECTOR_H_ | 207 #endif // CHROME_BROWSER_MEDIA_CAST_REMOTING_CONNECTOR_H_ |
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