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author fraserofthenight
date Mon, 06 Jul 2009 08:06:28 -0700
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1 /*****************************************************************
2 |
3 | Platinum - AV Media Controller (Media Renderer Control Point)
4 |
5 | Copyright (c) 2004-2008, Plutinosoft, LLC.
6 | All rights reserved.
7 | http://www.plutinosoft.com
8 |
9 | This program is free software; you can redistribute it and/or
10 | modify it under the terms of the GNU General Public License
11 | as published by the Free Software Foundation; either version 2
12 | of the License, or (at your option) any later version.
13 |
14 | OEMs, ISVs, VARs and other distributors that combine and
15 | distribute commercially licensed software with Platinum software
16 | and do not wish to distribute the source code for the commercially
17 | licensed software under version 2, or (at your option) any later
18 | version, of the GNU General Public License (the "GPL") must enter
19 | into a commercial license agreement with Plutinosoft, LLC.
20 |
21 | This program is distributed in the hope that it will be useful,
22 | but WITHOUT ANY WARRANTY; without even the implied warranty of
23 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 | GNU General Public License for more details.
25 |
26 | You should have received a copy of the GNU General Public License
27 | along with this program; see the file LICENSE.txt. If not, write to
28 | the Free Software Foundation, Inc.,
29 | 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
30 | http://www.gnu.org/licenses/gpl-2.0.html
31 |
32 ****************************************************************/
33
34 #ifndef _PLT_MEDIA_CONTROLLER_H_
35 #define _PLT_MEDIA_CONTROLLER_H_
36
37 /*----------------------------------------------------------------------
38 | includes
39 +---------------------------------------------------------------------*/
40 #include "PltCtrlPoint.h"
41
42 /*----------------------------------------------------------------------
43 | Defines
44 +---------------------------------------------------------------------*/
45 typedef NPT_List<NPT_String> PLT_StringList;
46
47 struct PLT_DeviceCapabilities {
48 PLT_StringList play_media;
49 PLT_StringList rec_media;
50 PLT_StringList rec_quality_modes;
51 };
52
53 struct PLT_MediaInfo {
54 NPT_UInt32 num_tracks;
55 NPT_TimeStamp media_duration;
56 NPT_String cur_uri;
57 NPT_String cur_metadata;
58 NPT_String next_uri;
59 NPT_String next_metadata;
60 NPT_String play_medium;
61 NPT_String rec_medium;
62 NPT_String write_status;
63 };
64
65 struct PLT_PositionInfo {
66 NPT_UInt32 track;
67 NPT_TimeStamp track_duration;
68 NPT_String track_metadata;
69 NPT_String track_uri;
70 NPT_TimeStamp rel_time;
71 NPT_TimeStamp abs_time;
72 NPT_Int32 rel_count;
73 NPT_Int32 abs_count;
74 };
75
76 struct PLT_TransportInfo {
77 NPT_String cur_transport_state;
78 NPT_String cur_transport_status;
79 NPT_String cur_speed;
80 };
81
82 struct PLT_TransportSettings {
83 NPT_String play_mode;
84 NPT_String rec_quality_mode;
85 };
86
87 struct PLT_ConnectionInfo {
88 NPT_UInt32 rcs_id;
89 NPT_UInt32 avtransport_id;
90 NPT_String protocol_info;
91 NPT_String peer_connection_mgr;
92 NPT_UInt32 peer_connection_id;
93 NPT_String direction;
94 NPT_String status;
95 };
96
97 /*----------------------------------------------------------------------
98 | PLT_MediaControllerDelegate class
99 +---------------------------------------------------------------------*/
100 class PLT_MediaControllerDelegate
101 {
102 public:
103 virtual ~PLT_MediaControllerDelegate() {}
104
105 virtual bool OnMRAdded(PLT_DeviceDataReference& /* device */) { return true; }
106 virtual void OnMRRemoved(PLT_DeviceDataReference& /* device */) {}
107 virtual void OnMRStateVariablesChanged(PLT_Service* /* service */,
108 NPT_List<PLT_StateVariable*>* /* vars */) {}
109
110 // AVTransport
111 virtual void OnGetCurrentTransportActionsResult(
112 NPT_Result /* res */,
113 PLT_DeviceDataReference& /* device */,
114 PLT_StringList* /* actions */,
115 void* /* userdata */) {}
116
117 virtual void OnGetDeviceCapabilitiesResult(
118 NPT_Result /* res */,
119 PLT_DeviceDataReference& /* device */,
120 PLT_DeviceCapabilities* /* capabilities */,
121 void* /* userdata */) {}
122
123 virtual void OnGetMediaInfoResult(
124 NPT_Result /* res */,
125 PLT_DeviceDataReference& /* device */,
126 PLT_MediaInfo* /* info */,
127 void* /* userdata */) {}
128
129 virtual void OnGetPositionInfoResult(
130 NPT_Result /* res */,
131 PLT_DeviceDataReference& /* device */,
132 PLT_PositionInfo* /* info */,
133 void* /* userdata */) {}
134
135 virtual void OnGetTransportInfoResult(
136 NPT_Result /* res */,
137 PLT_DeviceDataReference& /* device */,
138 PLT_TransportInfo* /* info */,
139 void* /* userdata */) {}
140
141 virtual void OnGetTransportSettingsResult(
142 NPT_Result /* res */,
143 PLT_DeviceDataReference& /* device */,
144 PLT_TransportSettings* /* settings */,
145 void* /* userdata */) {}
146
147 virtual void OnNextResult(
148 NPT_Result /* res */,
149 PLT_DeviceDataReference& /* device */,
150 void* /* userdata */) {}
151
152 virtual void OnPauseResult(
153 NPT_Result /* res */,
154 PLT_DeviceDataReference& /* device */,
155 void* /* userdata */) {}
156
157 virtual void OnPlayResult(
158 NPT_Result /* res */,
159 PLT_DeviceDataReference& /* device */,
160 void* /* userdata */) {}
161
162 virtual void OnPreviousResult(
163 NPT_Result /* res */,
164 PLT_DeviceDataReference& /* device */,
165 void* /* userdata */) {}
166
167 virtual void OnSeekResult(
168 NPT_Result /* res */,
169 PLT_DeviceDataReference& /* device */,
170 void* /* userdata */) {}
171
172 virtual void OnSetAVTransportURIResult(
173 NPT_Result /* res */,
174 PLT_DeviceDataReference& /* device */,
175 void* /* userdata */) {}
176
177 virtual void OnSetPlayModeResult(
178 NPT_Result /* res */,
179 PLT_DeviceDataReference& /* device */,
180 void* /* userdata */) {}
181
182 virtual void OnStopResult(
183 NPT_Result /* res */,
184 PLT_DeviceDataReference& /* device */,
185 void* /* userdata */) {}
186
187 // ConnectionManager
188 virtual void OnGetCurrentConnectionIDsResult(
189 NPT_Result /* res */,
190 PLT_DeviceDataReference& /* device */,
191 PLT_StringList* /* ids */,
192 void* /* userdata */) {}
193
194 virtual void OnGetCurrentConnectionInfoResult(
195 NPT_Result /* res */,
196 PLT_DeviceDataReference& /* device */,
197 PLT_ConnectionInfo* /* info */,
198 void* /* userdata */) {}
199
200 virtual void OnGetProtocolInfoResult(
201 NPT_Result /* res */,
202 PLT_DeviceDataReference& /* device */,
203 PLT_StringList* /* sources */,
204 PLT_StringList* /* sinks */,
205 void* /* userdata */) {}
206 };
207
208 /*----------------------------------------------------------------------
209 | PLT_MediaController class
210 +---------------------------------------------------------------------*/
211 class PLT_MediaController : public PLT_CtrlPointListener
212 {
213 public:
214 PLT_MediaController(PLT_CtrlPointReference& ctrl_point,
215 PLT_MediaControllerDelegate* delegate = NULL);
216 virtual ~PLT_MediaController();
217
218 // public methods
219 virtual void SetDelegate(PLT_MediaControllerDelegate* delegate) {
220 m_Delegate = delegate;
221 }
222
223 // PLT_CtrlPointListener methods
224 virtual NPT_Result OnDeviceAdded(PLT_DeviceDataReference& device);
225 virtual NPT_Result OnDeviceRemoved(PLT_DeviceDataReference& device);
226 virtual NPT_Result OnActionResponse(NPT_Result res, PLT_ActionReference& action, void* userdata);
227 virtual NPT_Result OnEventNotify(PLT_Service* service, NPT_List<PLT_StateVariable*>* vars);
228
229 // AVTransport
230 NPT_Result GetCurrentTransportActions(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, void* userdata);
231 NPT_Result GetDeviceCapabilities(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, void* userdata);
232 NPT_Result GetMediaInfo(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, void* userdata);
233 NPT_Result GetPositionInfo(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, void* userdata);
234 NPT_Result GetTransportInfo(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, void* userdata);
235 NPT_Result GetTransportSettings(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, void* userdata);
236 NPT_Result Next(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, void* userdata);
237 NPT_Result Pause(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, void* userdata);
238 NPT_Result Play(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, NPT_String speed, void* userdata);
239 NPT_Result Previous(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, void* userdata);
240 NPT_Result Seek(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, NPT_String unit, NPT_String target, void* userdata);
241 NPT_Result SetAVTransportURI(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, const char* uri, const char* metadata, void* userdata);
242 NPT_Result SetPlayMode(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, NPT_String new_play_mode, void* userdata);
243 NPT_Result Stop(PLT_DeviceDataReference& device, NPT_UInt32 instance_id, void* userdata);
244
245 // ConnectionManager
246 NPT_Result GetCurrentConnectionIDs(PLT_DeviceDataReference& device, void* userdata);
247 NPT_Result GetCurrentConnectionInfo(PLT_DeviceDataReference& device, NPT_UInt32 connection_id, void* userdata);
248 NPT_Result GetProtocolInfo(PLT_DeviceDataReference& device, void* userdata);
249
250 private:
251 NPT_Result FindActionDesc(PLT_DeviceDataReference& device,
252 const char* service_type,
253 const char* action_name,
254 PLT_ActionDesc*& action_desc);
255
256 NPT_Result CreateAction(PLT_DeviceDataReference& device,
257 const char* service_type,
258 const char* action_name,
259 PLT_ActionReference& action);
260
261 NPT_Result CallAVTransportAction(PLT_ActionReference& action,
262 NPT_UInt32 instance_id,
263 void* userdata = NULL);
264
265 NPT_Result OnGetCurrentTransportActionsResponse(NPT_Result res, PLT_DeviceDataReference& device, PLT_ActionReference& action, void* userdata);
266 NPT_Result OnGetDeviceCapabilitiesResponse(NPT_Result res, PLT_DeviceDataReference& device, PLT_ActionReference& action, void* userdata);
267 NPT_Result OnGetMediaInfoResponse(NPT_Result res, PLT_DeviceDataReference& device, PLT_ActionReference& action, void* userdata);
268 NPT_Result OnGetPositionInfoResponse(NPT_Result res, PLT_DeviceDataReference& device, PLT_ActionReference& action, void* userdata);
269 NPT_Result OnGetTransportInfoResponse(NPT_Result res, PLT_DeviceDataReference& device, PLT_ActionReference& action, void* userdata);
270 NPT_Result OnGetTransportSettingsResponse(NPT_Result res, PLT_DeviceDataReference& device, PLT_ActionReference& action, void* userdata);
271
272 NPT_Result OnGetCurrentConnectionIDsResponse(NPT_Result res, PLT_DeviceDataReference& device, PLT_ActionReference& action, void* userdata);
273 NPT_Result OnGetCurrentConnectionInfoResponse(NPT_Result res, PLT_DeviceDataReference& device, PLT_ActionReference& action, void* userdata);
274 NPT_Result OnGetProtocolInfoResponse(NPT_Result res, PLT_DeviceDataReference& device, PLT_ActionReference& action, void* userdata);
275
276 static void ParseCSV(const char* csv, PLT_StringList& values) {
277 const char* start = csv;
278 const char* p = start;
279
280 // look for the , character
281 while (*p) {
282 if (*p == ',') {
283 NPT_String val(start, (int)(p-start));
284 val.Trim(' ');
285 values.Add(val);
286 start = p + 1;
287 }
288 p++;
289 }
290
291 // last one
292 NPT_String last(start, (int)(p-start));
293 last.Trim(' ');
294 if (last.GetLength()) {
295 values.Add(last);
296 }
297 }
298
299 private:
300 PLT_CtrlPointReference m_CtrlPoint;
301 PLT_MediaControllerDelegate* m_Delegate;
302 NPT_List<PLT_DeviceDataReference> m_MediaRenderers;
303 };
304
305 #endif /* _PLT_MEDIA_CONTROLLER_H_ */