|
1 /* |
|
2 * Copyright (c) 2004-2008 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: Provides a downlink stream for symmetric subthread |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 |
|
20 #ifndef MCCSYMDLSTREAM_H |
|
21 #define MCCSYMDLSTREAM_H |
|
22 |
|
23 // INCLUDES |
|
24 #include "mccsymstreambase.h" |
|
25 #include "mccrtpdatasource.h" |
|
26 #include "mccjitterbufferobserver.h" |
|
27 |
|
28 // FORWARD DECLARATIONS |
|
29 class CMccJitterBuffer; |
|
30 class CMMFFormatDecode; |
|
31 class CMccAudioRouter; |
|
32 class MMccResources; |
|
33 |
|
34 // CLASS DECLARATION |
|
35 |
|
36 /** |
|
37 * Mcc Symmetric subthread downlink stream |
|
38 * |
|
39 * @lib Mccsubthreads.lib |
|
40 * @since Series 60 3.0 |
|
41 */ |
|
42 NONSHARABLE_CLASS( CMccSymDlStream ) : public CMccSymStreamBase, public MJitterBufferObserver |
|
43 { |
|
44 public: // Constructors and destructor |
|
45 |
|
46 /** |
|
47 * Static constructor |
|
48 */ |
|
49 static CMccSymDlStream* NewLC( TUint32 aMccStreamId, |
|
50 MAsyncEventHandler* aEventhandler, |
|
51 MMccResources* aMccResources, |
|
52 CMccRtpManager* aManager, |
|
53 TInt aStreamType ); |
|
54 |
|
55 /** |
|
56 * Destructor. |
|
57 */ |
|
58 virtual ~CMccSymDlStream(); |
|
59 |
|
60 public: // Functions from base classes |
|
61 |
|
62 /** |
|
63 * From CMccSymStreamBase |
|
64 */ |
|
65 void SetPrioritySettingsL( const TMMFPrioritySettings& aPriority ); |
|
66 |
|
67 /** |
|
68 * From CMccSymStreamBase |
|
69 */ |
|
70 void AddSinkAndSourceL( MDataSink* aDatasink, |
|
71 MDataSource* aDatasource ); |
|
72 |
|
73 /** |
|
74 * From CMccSymStreamBase |
|
75 */ |
|
76 void LoadCodecL( const TMccCodecInfo& aCodecInfo, |
|
77 const TDesC8& aFmtp ); |
|
78 |
|
79 /** |
|
80 * From CMccSymStreamBase |
|
81 */ |
|
82 void PrimeL( const TUint32 aEndpointId ); |
|
83 |
|
84 /** |
|
85 * From CMccSymStreamBase |
|
86 */ |
|
87 void PlayL( const TUint32 aEndpointId, |
|
88 TBool aStreamPaused, |
|
89 TBool aEnableRtcp ); |
|
90 |
|
91 /** |
|
92 * From CMccSymStreamBase |
|
93 */ |
|
94 void PauseL( const TUint32 aEndpointId, |
|
95 TBool aEnableRtcp ); |
|
96 |
|
97 /** |
|
98 * From CMccSymStreamBase |
|
99 */ |
|
100 void ResumeL( const TUint32 aEndpointId, |
|
101 TBool aEnableRtcp ); |
|
102 |
|
103 /** |
|
104 * From CMccSymStreamBase |
|
105 */ |
|
106 void StopL( const TUint32 aEndpointId ); |
|
107 |
|
108 /** |
|
109 * From CMccSymStreamBase |
|
110 */ |
|
111 void SetBalanceL( TInt aLeftbal, TInt aRightbal ); |
|
112 |
|
113 /** |
|
114 * From CMccSymStreamBase |
|
115 */ |
|
116 void GetBalanceL( TInt& aLeftbal, TInt& aRightbal ); |
|
117 |
|
118 /** |
|
119 * From CMccSymStreamBase |
|
120 */ |
|
121 void GetSSRCL( TUint32& aSSRCValue ); |
|
122 |
|
123 /** |
|
124 * From CMccSymStreamBase |
|
125 */ |
|
126 void ResetCountersL(); |
|
127 |
|
128 /** |
|
129 * From CMccSymStreamBase |
|
130 */ |
|
131 void SendMediaSignalL( const TMccEvent& aEvent ); |
|
132 |
|
133 /** |
|
134 * Sends RTCP receiver report. |
|
135 * @param none |
|
136 * @return One of the standard system-wide error codes. |
|
137 */ |
|
138 void SendRTCPReceiverReportL(); |
|
139 |
|
140 /** |
|
141 * Starts inactivity timer for a stream |
|
142 * @param aTimeoutTime - [input] timeout value in milliseconds |
|
143 * @return One of the standard system-wide error codes. |
|
144 */ |
|
145 void StartInactivityTimerL( TUint32 aTimeoutTime ); |
|
146 |
|
147 /** |
|
148 * Stops inactivity timer for a stream |
|
149 * @return One of the standard system-wide error codes. |
|
150 */ |
|
151 void StopInactivityTimerL(); |
|
152 |
|
153 /** |
|
154 * Checks if stream is uplink |
|
155 * @return EFalse for downlink stream. |
|
156 */ |
|
157 TBool IsUplink(); |
|
158 |
|
159 /** |
|
160 * Sets stream to standby mode. |
|
161 */ |
|
162 void StandByL(); |
|
163 |
|
164 /** |
|
165 * Set audio routing. |
|
166 */ |
|
167 void SetAudioRouteL( TUint32 aRoutingDestination ); |
|
168 |
|
169 /** |
|
170 * Get current audio routing destination. |
|
171 */ |
|
172 void GetAudioRouteL( TUint32& aRoutingDestination ); |
|
173 |
|
174 /** |
|
175 * From MJitterBufferObserver |
|
176 */ |
|
177 void JitterBufferError( TInt aError ); |
|
178 |
|
179 /** |
|
180 * From MJitterBufferObserver |
|
181 */ |
|
182 void DynamicBufferChangeRequest( TInt aBufferSize ); |
|
183 |
|
184 /** |
|
185 * Bind context into stream. |
|
186 * @since Series 60 3.2 |
|
187 * @param aEndpointId The endpoint id |
|
188 * @param aContextParams Crypto context |
|
189 * @return void |
|
190 */ |
|
191 void BindContextIntoStreamL( TUint32 aEndpointId, |
|
192 const TMccCryptoContext& aContextParams ); |
|
193 |
|
194 private: |
|
195 |
|
196 /** |
|
197 * C++ default constructor. |
|
198 */ |
|
199 CMccSymDlStream( TUint32 aMccStreamId, |
|
200 MAsyncEventHandler* aEventhandler, |
|
201 MMccResources* aMccResources, |
|
202 CMccRtpManager* aManager, |
|
203 TInt aStreamType ); |
|
204 |
|
205 /** |
|
206 * 2nd phase constructor |
|
207 */ |
|
208 void ConstructL(); |
|
209 |
|
210 protected: // Functions from base classes |
|
211 |
|
212 MDataSink* MultiplexerSink(); |
|
213 |
|
214 private: // New functions |
|
215 |
|
216 /** |
|
217 * Creates the payload format decoder |
|
218 * @since Series 60 3.0 |
|
219 * @param None |
|
220 * @return void |
|
221 */ |
|
222 void CreatePayloadFormatDecoderL(); |
|
223 |
|
224 /** |
|
225 * Worker function for G.711 dynamic buffering |
|
226 * @since S60 v3.2 |
|
227 * @param aFrameSize New frametime in milliseconds |
|
228 * @return void |
|
229 */ |
|
230 void DoDynamicFrameSizeChangeL( TInt aFrameTime ); |
|
231 |
|
232 /** |
|
233 * Worker function for updating codec parameters |
|
234 * @since S60 v3.2 |
|
235 * @param aOriginal Original codec settings |
|
236 * @param aNew New codec settings |
|
237 * @return void |
|
238 */ |
|
239 void UpdateCodecInformationL( const TMccCodecInfo& aOriginal, |
|
240 const TMccCodecInfo& aNew ); |
|
241 |
|
242 private: // Data |
|
243 |
|
244 // Jitterbuffer |
|
245 CMccJitterBuffer* iJitterBuffer; |
|
246 |
|
247 // Payload format decoder |
|
248 CMMFFormatDecode* iFormatDecode; |
|
249 |
|
250 // Payload format decoder for redundancy format |
|
251 CMMFFormatDecode* iRedFormatDecode; |
|
252 |
|
253 // Audio router |
|
254 CMccAudioRouter* iAudioRouter; |
|
255 |
|
256 TBool iFirstResumeDone; |
|
257 |
|
258 private: |
|
259 #ifdef EUNIT_TEST |
|
260 friend class UT_CMccSymDlStream; |
|
261 #endif |
|
262 |
|
263 }; |
|
264 |
|
265 #endif // MCCSYMDLSTREAM_H |
|
266 |
|
267 // End of File |