|
1 /* |
|
2 * Copyright (c) 2006 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: |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 |
|
20 |
|
21 |
|
22 // INCLUDE FILES |
|
23 #include <delimitedpathsegment8.h> |
|
24 |
|
25 #include "mmcccodech263.h" |
|
26 #include "mccuids.hrh" |
|
27 #include "mmccinterfacelogs.h" |
|
28 |
|
29 // EXTERNAL DATA STRUCTURES |
|
30 |
|
31 // EXTERNAL FUNCTION PROTOTYPES |
|
32 |
|
33 // CONSTANTS |
|
34 const TInt KMaxFmtpAttrLength( 50 ); |
|
35 const TInt KH263DefaultFrameSize( 3000 ); |
|
36 const TInt KH263DefaultMaxBitrate( 64000 ); |
|
37 const TInt KH263DefaultBitrate( 64000 ); |
|
38 const TInt KH263DefaultAllowedBitrate( 1 ); |
|
39 const TInt KH263DefaultFreq( 90000 ); |
|
40 |
|
41 const TUint KMccAllowedH263Bitrate1 = 0x0001; |
|
42 const TUint KMccAllowedH263Bitrate2 = 0x0002; |
|
43 const TUint KMccAllowedH263BitrateAll = 0x0003; |
|
44 |
|
45 const TInt KH263Bitrate64( 64000 ); |
|
46 const TInt KH263Bitrate128( 128000 ); |
|
47 |
|
48 |
|
49 // MACROS |
|
50 |
|
51 // LOCAL CONSTANTS AND MACROS |
|
52 |
|
53 // MODULE DATA STRUCTURES |
|
54 |
|
55 // LOCAL FUNCTION PROTOTYPES |
|
56 |
|
57 // FORWARD DECLARATIONS |
|
58 |
|
59 // ============================= LOCAL FUNCTIONS =============================== |
|
60 |
|
61 // ============================ MEMBER FUNCTIONS =============================== |
|
62 |
|
63 // ----------------------------------------------------------------------------- |
|
64 // CMccCodecH263::CMccCodecH263 |
|
65 // C++ default constructor can NOT contain any code, that |
|
66 // might leave. |
|
67 // ----------------------------------------------------------------------------- |
|
68 // |
|
69 CMccCodecH263::CMccCodecH263() : CMccCodecInformation() |
|
70 { |
|
71 } |
|
72 |
|
73 // ----------------------------------------------------------------------------- |
|
74 // CMccCodecH263::ConstructL |
|
75 // Symbian 2nd phase constructor can leave. |
|
76 // ----------------------------------------------------------------------------- |
|
77 // |
|
78 void CMccCodecH263::ConstructL() |
|
79 { |
|
80 iSdpName.Copy( KH2632000SdpName ); |
|
81 |
|
82 iType = KUidMediaTypeVideo; |
|
83 iFmtpAttr = HBufC8::NewL( KMaxFmtpAttrLength ); |
|
84 iFourCC = KMccFourCCIdH263; |
|
85 iSamplingFreq = KH263DefaultFreq; |
|
86 |
|
87 iPayloadFormatEncoder = KImplUidH263PayloadFormatEncode; |
|
88 iPayloadFormatDecoder = 0; |
|
89 |
|
90 SetCodecMode( KH263FormatModeNew ); |
|
91 SetPTime( KH263PTime ); |
|
92 SetPayloadType( KH263PayloadType ); |
|
93 SetFramerate( KH263Framerate ); |
|
94 SetLevelBasedBitrate( KH263DefaultBitrate ); |
|
95 SetMaxBitrate( KH263DefaultMaxBitrate ); |
|
96 SetAllowedBitrates( KH263DefaultAllowedBitrate ); |
|
97 SetFrameHeight( KH263FrameHeight ); |
|
98 SetFrameWidth( KH263FrameWidth ); |
|
99 iFrameSize = KH263DefaultFrameSize; |
|
100 } |
|
101 |
|
102 // ----------------------------------------------------------------------------- |
|
103 // CMccCodecH263::NewL |
|
104 // Two-phased constructor. |
|
105 // ----------------------------------------------------------------------------- |
|
106 // |
|
107 CMccCodecH263* CMccCodecH263::NewL() |
|
108 { |
|
109 CMccCodecH263* self = new( ELeave ) CMccCodecH263; |
|
110 |
|
111 CleanupStack::PushL( self ); |
|
112 self->ConstructL(); |
|
113 CleanupStack::Pop( self ); |
|
114 |
|
115 return self; |
|
116 } |
|
117 |
|
118 // ----------------------------------------------------------------------------- |
|
119 // CMccCodecH263::~CMccCodecH263 |
|
120 // |
|
121 // ----------------------------------------------------------------------------- |
|
122 // |
|
123 CMccCodecH263::~CMccCodecH263() |
|
124 { |
|
125 } |
|
126 |
|
127 // ----------------------------------------------------------------------------- |
|
128 // CMccCodecH263::RequireSignalling |
|
129 // ----------------------------------------------------------------------------- |
|
130 // |
|
131 TBool CMccCodecH263::RequireSignalling( |
|
132 const CMccCodecInformation& aCandidate ) const |
|
133 { |
|
134 return CMccCodecInformation::RequireSignalling( aCandidate ); |
|
135 } |
|
136 |
|
137 // ----------------------------------------------------------------------------- |
|
138 // CMccCodecH263::SetBitrate |
|
139 // Sets the bitrate used with AMR codec. |
|
140 // ----------------------------------------------------------------------------- |
|
141 // |
|
142 TInt CMccCodecH263::SetBitrate( TUint aBitrate ) |
|
143 { |
|
144 if ( aBitrate <= KH263Bitrate128 ) |
|
145 { |
|
146 iBitrate = aBitrate; |
|
147 iBitrateSet = ETrue; |
|
148 return KErrNone; |
|
149 } |
|
150 else |
|
151 { |
|
152 return KErrNotSupported; |
|
153 } |
|
154 } |
|
155 |
|
156 // ----------------------------------------------------------------------------- |
|
157 // CMccCodecH263::SetSamplingFreq |
|
158 // Sets the sampling frequency. |
|
159 // ----------------------------------------------------------------------------- |
|
160 // |
|
161 TInt CMccCodecH263::SetSamplingFreq( TUint32 /*aSamplingFreq*/ ) |
|
162 { |
|
163 return KErrNone; |
|
164 } |
|
165 |
|
166 // ----------------------------------------------------------------------------- |
|
167 // CMccCodecH263::SetSdpName |
|
168 // Sets the SDP name |
|
169 // ----------------------------------------------------------------------------- |
|
170 // |
|
171 TInt CMccCodecH263::SetSdpName( const TDesC8& aSdpName ) |
|
172 { |
|
173 if ( !aSdpName.CompareF( KH263SdpName ) || |
|
174 !aSdpName.CompareF( KH2632000SdpName )) |
|
175 { |
|
176 iSdpName.Copy( KH2632000SdpName ); |
|
177 if ( iCodecMode != KH263FormatModeNew ) |
|
178 { |
|
179 SetCodecMode( KH263FormatModeNew ); |
|
180 } |
|
181 } |
|
182 else if( !aSdpName.CompareF( KH2631998SdpName )) |
|
183 { |
|
184 iSdpName.Copy( KH2631998SdpName ); |
|
185 if ( iCodecMode != KH263FormatModeOld ) |
|
186 { |
|
187 SetCodecMode( KH263FormatModeOld ); |
|
188 } |
|
189 } |
|
190 else |
|
191 { |
|
192 return KErrNotSupported; |
|
193 } |
|
194 |
|
195 return KErrNone; |
|
196 } |
|
197 |
|
198 // ----------------------------------------------------------------------------- |
|
199 // CMccCodecH263::PayloadType |
|
200 // Sets the payload type |
|
201 // ----------------------------------------------------------------------------- |
|
202 // |
|
203 TInt CMccCodecH263::SetPayloadType( TUint8 aPayloadType ) |
|
204 { |
|
205 if ( aPayloadType < KMinDynamicPT || |
|
206 aPayloadType > KMaxPayloadType ) |
|
207 { |
|
208 return KErrNotSupported; |
|
209 } |
|
210 else |
|
211 { |
|
212 iPayloadType = aPayloadType; |
|
213 } |
|
214 |
|
215 return KErrNone; |
|
216 } |
|
217 |
|
218 // ----------------------------------------------------------------------------- |
|
219 // CMccCodecH263::SetCodecMode |
|
220 // Sets the codec mode. |
|
221 // ----------------------------------------------------------------------------- |
|
222 // |
|
223 TInt CMccCodecH263::SetCodecMode( TCodecMode aCodecMode ) |
|
224 { |
|
225 iCodecMode = aCodecMode; |
|
226 if ( iCodecMode == KH263FormatModeNew && |
|
227 iSdpName.CompareF( KH2632000SdpName )) |
|
228 { |
|
229 SetSdpName( KH2632000SdpName ); |
|
230 } |
|
231 if ( iCodecMode == KH263FormatModeOld && |
|
232 iSdpName.CompareF( KH2631998SdpName )) |
|
233 { |
|
234 SetSdpName( KH2631998SdpName ); |
|
235 |
|
236 // Ensure that default dynamic pt is not the same for two different |
|
237 // codec modes |
|
238 if ( iPayloadType == KH263PayloadType ) |
|
239 { |
|
240 SetPayloadType( KH2631998PayloadType ); |
|
241 } |
|
242 } |
|
243 |
|
244 return KErrNone; |
|
245 } |
|
246 |
|
247 // ----------------------------------------------------------------------------- |
|
248 // CMccCodecH263::EnableVAD |
|
249 // Enable / Disable VAD |
|
250 // ----------------------------------------------------------------------------- |
|
251 // |
|
252 TInt CMccCodecH263::EnableVAD( TBool /*aEnableVAD*/ ) |
|
253 { |
|
254 return KErrNotSupported; |
|
255 } |
|
256 |
|
257 // ----------------------------------------------------------------------------- |
|
258 // CMccCodecH263::SetPTime |
|
259 // Set PTime |
|
260 // ----------------------------------------------------------------------------- |
|
261 // |
|
262 TInt CMccCodecH263::SetPTime( TUint aPTime ) |
|
263 { |
|
264 if ( aPTime && ( aPTime <= 200 ) && (( aPTime % 10 ) == 0 )) |
|
265 { |
|
266 iPTime = aPTime; |
|
267 return KErrNone; |
|
268 } |
|
269 else |
|
270 { |
|
271 return KErrNotSupported; |
|
272 } |
|
273 } |
|
274 |
|
275 // ----------------------------------------------------------------------------- |
|
276 // CMccCodecH263::SetMaxPTime |
|
277 // Set Max PTime |
|
278 // ----------------------------------------------------------------------------- |
|
279 // |
|
280 TInt CMccCodecH263::SetMaxPTime( TUint aMaxPTime ) |
|
281 { |
|
282 if ( aMaxPTime && ( aMaxPTime <= 200 ) && (( aMaxPTime % 10 ) == 0 )) |
|
283 { |
|
284 iMaxPTime = aMaxPTime; |
|
285 return KErrNone; |
|
286 } |
|
287 else |
|
288 { |
|
289 return KErrNotSupported; |
|
290 } |
|
291 } |
|
292 |
|
293 // ----------------------------------------------------------------------------- |
|
294 // CMccCodecH263:SetConfigKeyL |
|
295 // ----------------------------------------------------------------------------- |
|
296 // |
|
297 void CMccCodecH263::SetConfigKeyL( const TDesC8& /*aConfigKey*/ ) |
|
298 { |
|
299 // NOP |
|
300 } |
|
301 |
|
302 // CMccCodecH263::SetAllowedBitrates |
|
303 // ----------------------------------------------------------------------------- |
|
304 // |
|
305 TInt CMccCodecH263::SetAllowedBitrates( TUint aBitrateMask ) |
|
306 { |
|
307 //Confirm that the bitrate mask is valid |
|
308 //I.e. after all the valid bitrates are set to zero the value should be zero |
|
309 if ( (aBitrateMask >> 8 ) > 0 ) |
|
310 { |
|
311 return KErrArgument; |
|
312 } |
|
313 else |
|
314 { |
|
315 /* |
|
316 In the future the allowed bitrates will be fetched from the codec |
|
317 I.e. the KMccAllowedH263BitrateAll will be changed to the bitrates |
|
318 supported by the codec |
|
319 */ |
|
320 iBitrateMask = KMccAllowedH263BitrateAll; |
|
321 iBitrateMask &= aBitrateMask; |
|
322 |
|
323 SetMaxBitrateFromBitrateMask( iBitrateMask ); |
|
324 } |
|
325 return KErrNone; |
|
326 } |
|
327 |
|
328 // ----------------------------------------------------------------------------- |
|
329 // CMccCodecH263::CloneDefaultsL |
|
330 // Make a default setting clone from this codec |
|
331 // ----------------------------------------------------------------------------- |
|
332 // |
|
333 CMccCodecInformation* CMccCodecH263::CloneDefaultsL() |
|
334 { |
|
335 CMccCodecInformation* codec = CMccCodecH263::NewL(); |
|
336 CleanupStack::PushL( codec ); |
|
337 |
|
338 if ( 0 == this->SdpName().CompareF( KH2632000SdpName ) ) |
|
339 { |
|
340 User::LeaveIfError( codec->SetCodecMode( KH263FormatModeNew ) ); |
|
341 } |
|
342 else |
|
343 { |
|
344 User::LeaveIfError( codec->SetCodecMode( KH263FormatModeOld ) ); |
|
345 } |
|
346 |
|
347 CleanupStack::Pop( codec ); |
|
348 return codec; |
|
349 } |
|
350 |
|
351 // ----------------------------------------------------------------------------- |
|
352 // CMccCodecH263::CloneDetailedL |
|
353 // Make a detailed clone from this codec |
|
354 // ----------------------------------------------------------------------------- |
|
355 // |
|
356 CMccCodecInformation* CMccCodecH263::CloneDetailedL() |
|
357 { |
|
358 CMccCodecH263* newCodec = CMccCodecH263::NewL(); |
|
359 CleanupStack::PushL( newCodec ); |
|
360 newCodec->SetBitrate( this->Bitrate() ); |
|
361 newCodec->SetCodecMode( this->CodecMode() ); |
|
362 newCodec->SetMaxPTime( this->MaxPTime() ); |
|
363 newCodec->SetPayloadType( this->PayloadType() ); |
|
364 newCodec->SetPTime( this->PTime() ); |
|
365 newCodec->SetSamplingFreq( this->SamplingFreq() ); |
|
366 newCodec->SetSdpName( this->SdpName() ); |
|
367 CleanupStack::Pop( newCodec ); |
|
368 return newCodec; |
|
369 } |
|
370 |
|
371 // ----------------------------------------------------------------------------- |
|
372 // CMccCodecH263::GetFmtpL |
|
373 // Gets the fmtp attribute |
|
374 // ----------------------------------------------------------------------------- |
|
375 // |
|
376 TDesC8& CMccCodecH263::GetFmtpL() |
|
377 { |
|
378 __INTERFACE( "CMccCodecH263::GetFmtpL" ) |
|
379 if ( iFmtpAttr ) |
|
380 { |
|
381 delete iFmtpAttr; |
|
382 iFmtpAttr = NULL; |
|
383 } |
|
384 |
|
385 TInt level = KH263Level10; |
|
386 |
|
387 if ( iMaxBitrate > KH263Level10Bitrate && |
|
388 iMaxBitrate <= KH263Level45Bitrate ) |
|
389 { |
|
390 __INTERFACE( "CMccCodecH263::GetFmtpL, level set 45" ) |
|
391 level = KH263Level45; |
|
392 } |
|
393 |
|
394 iFmtpAttr = HBufC8::NewL( KMaxFmtpAttrLength ); |
|
395 iFmtpAttr->Des().Format( KH263FmtpLine, level ); |
|
396 |
|
397 __INTERFACE( "CMccCodecH263::GetFmtpL, exit" ) |
|
398 return *iFmtpAttr; |
|
399 } |
|
400 |
|
401 // ----------------------------------------------------------------------------- |
|
402 // CMccCodecH263::SetFmtpAttrL |
|
403 // Gets the fmtp attribute |
|
404 // ----------------------------------------------------------------------------- |
|
405 // |
|
406 void CMccCodecH263::SetFmtpAttrL( const TDesC8& aFmtp, TBool /*parseFmtp*/ ) |
|
407 { |
|
408 __INTERFACE( "CMccCodecH263::SetFmtpAttrL" ) |
|
409 if ( iFmtpAttr ) |
|
410 { |
|
411 delete iFmtpAttr; |
|
412 iFmtpAttr = NULL; |
|
413 } |
|
414 |
|
415 iFmtpAttr = HBufC8::NewL( aFmtp.Length() ); |
|
416 iFmtpAttr->Des().Copy( aFmtp ); |
|
417 |
|
418 ParseFmtpAttrL( *iFmtpAttr ); |
|
419 __INTERFACE( "CMccCodecH263::SetFmtpAttrL, exit" ) |
|
420 } |
|
421 |
|
422 // ----------------------------------------------------------------------------- |
|
423 // CMccCodecH263::ParseFmtpAttrL |
|
424 // Parse the fmtp string, but doesn't update the iFmtpAttr |
|
425 // ----------------------------------------------------------------------------- |
|
426 // |
|
427 TBool CMccCodecH263::ParseFmtpAttrL( const TDesC8& aFmtp ) |
|
428 { |
|
429 __INTERFACE( "CMccCodecH263::ParseFmtpAttrL" ) |
|
430 const TUint8* pointerC = aFmtp.Ptr(); |
|
431 TUint8* pointer = const_cast<TUint8*>( pointerC ); |
|
432 TPtr8 descriptor( pointer, aFmtp.Length(), aFmtp.Length() ); |
|
433 descriptor.Trim(); |
|
434 |
|
435 TDelimitedPathSegmentParser8 parser; |
|
436 parser.Parse( aFmtp ); |
|
437 TPtrC8 segment; |
|
438 TBool updated( EFalse ); |
|
439 |
|
440 while ( parser.GetNext( segment ) != KErrNotFound ) |
|
441 { |
|
442 if ( ParseFmtpSegmentL( segment ) ) |
|
443 { |
|
444 updated = ETrue; |
|
445 } |
|
446 } |
|
447 |
|
448 __INTERFACE( "CMccCodecH263::ParseFmtpAttrL, exit" ) |
|
449 return updated; |
|
450 } |
|
451 |
|
452 // ----------------------------------------------------------------------------- |
|
453 // CMccCodecH263::ParseFmtpSegmentL |
|
454 // Parse and updates the matched param |
|
455 // ----------------------------------------------------------------------------- |
|
456 // |
|
457 TBool CMccCodecH263::ParseFmtpSegmentL( const TDesC8& aSeg ) |
|
458 { |
|
459 __INTERFACE( "CMccCodecH263::ParseFmtpSegmentL" ) |
|
460 TBool success( ETrue ); |
|
461 _LIT8( KEqualSign, "=" ); |
|
462 |
|
463 // Check for first '=' sign |
|
464 TInt index = aSeg.Find( KEqualSign ); |
|
465 |
|
466 if ( index > 0 ) |
|
467 { |
|
468 // Check if match profile |
|
469 if ( aSeg.Left( index).Match( KH263Profile ) != KErrNotFound ) |
|
470 { |
|
471 success = ParseProfileL( aSeg.Right( aSeg.Length() - ( index + 1 ) ) ); |
|
472 } |
|
473 |
|
474 // Check if match level |
|
475 else |
|
476 { |
|
477 if ( aSeg.Left( index).Match( KH263Level ) != KErrNotFound ) |
|
478 { |
|
479 success = ParseLevelL( aSeg.Right( aSeg.Length() - ( index + 1 ) ) ); |
|
480 } |
|
481 } |
|
482 } |
|
483 __INTERFACE( "CMccCodecH263::ParseFmtpSegmentL, exit" ) |
|
484 return success; |
|
485 } |
|
486 |
|
487 // ----------------------------------------------------------------------------- |
|
488 // CMccCodecH263::ParseProfile |
|
489 // ----------------------------------------------------------------------------- |
|
490 // |
|
491 TBool CMccCodecH263::ParseProfileL( const TDesC8& aFmtp ) |
|
492 { |
|
493 __INTERFACE( "CMccCodecH263::ParseProfileL, exit" ) |
|
494 TBool success( ETrue ); |
|
495 |
|
496 TLex8 myLex( aFmtp ); |
|
497 TInt value; |
|
498 TInt err = myLex.Val( value ); |
|
499 |
|
500 if ( err == KErrNone ) |
|
501 { |
|
502 switch ( value ) |
|
503 { |
|
504 case 0: |
|
505 __INTERFACE( "CMccCodecH263::ParseProfileL, profile 0" ) |
|
506 break; |
|
507 default: |
|
508 __INTERFACE( "CMccCodecH263::ParseProfileL, unsupported profile" ) |
|
509 success = EFalse; |
|
510 break; |
|
511 } |
|
512 } |
|
513 else |
|
514 { |
|
515 success = EFalse; |
|
516 } |
|
517 |
|
518 if ( !success ) |
|
519 { |
|
520 __INTERFACE( "CMccCodecH263::ParseProfileL, leaving with KErrArgument" ) |
|
521 User::Leave( KErrArgument ); |
|
522 } |
|
523 |
|
524 __INTERFACE( "CMccCodecH263::ParseProfileL, exit" ) |
|
525 |
|
526 return ETrue; |
|
527 } |
|
528 |
|
529 // ----------------------------------------------------------------------------- |
|
530 // CMccCodecH263::ParseProfile |
|
531 // ----------------------------------------------------------------------------- |
|
532 // |
|
533 TBool CMccCodecH263::ParseLevelL( const TDesC8& aFmtp ) |
|
534 { |
|
535 __INTERFACE( "CMccCodecH263::ParseLevelL" ) |
|
536 TBool success( ETrue ); |
|
537 |
|
538 TLex8 myLex( aFmtp ); |
|
539 TInt value; |
|
540 TInt err = myLex.Val( value ); |
|
541 |
|
542 if ( err == KErrNone ) |
|
543 { |
|
544 switch ( value ) |
|
545 { |
|
546 case KH263Level10: |
|
547 __INTERFACE( "CMccCodecH263::ParseLevelL, level 10" ) |
|
548 SetMaxBitrate( KH263Level10Bitrate ); |
|
549 SetLevelBasedBitrate( KH263Level10Bitrate ); |
|
550 SetFramerate ( KH263Level10Framerate ); |
|
551 break; |
|
552 case KH263Level45: |
|
553 __INTERFACE( "CMccCodecH263::ParseLevelL, level 45" ) |
|
554 SetMaxBitrate( KH263Level45Bitrate ); |
|
555 SetLevelBasedBitrate( KH263Level45Bitrate ); |
|
556 SetFramerate ( KH263Level45Framerate ); |
|
557 break; |
|
558 default: |
|
559 __INTERFACE( "CMccCodecH263::ParseLevelL, unsupported level" ) |
|
560 success = EFalse; |
|
561 break; |
|
562 } |
|
563 } |
|
564 else |
|
565 { |
|
566 success = EFalse; |
|
567 } |
|
568 |
|
569 if ( !success ) |
|
570 { |
|
571 __INTERFACE( "CMccCodecH263::ParseLevelL, leaving with KErrArgument" ) |
|
572 User::Leave( KErrArgument ); |
|
573 } |
|
574 |
|
575 __INTERFACE( "CMccCodecH263::ParseLevelL, exit" ) |
|
576 return success; |
|
577 } |
|
578 |
|
579 // ----------------------------------------------------------------------------- |
|
580 // CMccCodecH263::SetMaxBitrateFromBitrateMask |
|
581 // ----------------------------------------------------------------------------- |
|
582 // |
|
583 void CMccCodecH263::SetMaxBitrateFromBitrateMask( TUint aBitrateMask ) |
|
584 { |
|
585 if( aBitrateMask & KMccAllowedH263Bitrate1 ) |
|
586 { |
|
587 SetMaxBitrate( KH263Bitrate64 ); |
|
588 } |
|
589 else if( aBitrateMask & KMccAllowedH263Bitrate2 ) |
|
590 { |
|
591 SetMaxBitrate( KH263Bitrate128 ); |
|
592 } |
|
593 else if( aBitrateMask & KMccAllowedH263BitrateAll ) |
|
594 { |
|
595 SetMaxBitrate( KH263Bitrate128 ); |
|
596 } |
|
597 } |
|
598 |
|
599 // ----------------------------------------------------------------------------- |
|
600 // CMccCodecH263::SetMaxBitrate |
|
601 // ----------------------------------------------------------------------------- |
|
602 // |
|
603 TInt CMccCodecH263::SetMaxBitrate( TUint aMaxBitrate ) |
|
604 { |
|
605 TBool isValid( ETrue ); |
|
606 |
|
607 switch ( aMaxBitrate ) |
|
608 { |
|
609 case KH263Bitrate64: |
|
610 break; |
|
611 case KH263Bitrate128: |
|
612 break; |
|
613 default: |
|
614 isValid = EFalse; |
|
615 break; |
|
616 } |
|
617 if ( isValid ) |
|
618 { |
|
619 iMaxBitrate = aMaxBitrate; |
|
620 SetBitrateMaskFromMaxBitrate( aMaxBitrate ); |
|
621 return KErrNone; |
|
622 } |
|
623 else |
|
624 { |
|
625 return KErrNotSupported; |
|
626 } |
|
627 } |
|
628 |
|
629 // ----------------------------------------------------------------------------- |
|
630 // CMccCodecH263::SetBitrateMaskFromMaxBitrate |
|
631 // ----------------------------------------------------------------------------- |
|
632 // |
|
633 void CMccCodecH263::SetBitrateMaskFromMaxBitrate( TUint aMaxBitrate ) |
|
634 { |
|
635 switch ( aMaxBitrate ) |
|
636 { |
|
637 case KH263Bitrate64: |
|
638 iBitrateMask = KMccAllowedH263Bitrate1; |
|
639 break; |
|
640 case KH263Bitrate128: |
|
641 iBitrateMask = KMccAllowedH263BitrateAll; |
|
642 break; |
|
643 default: |
|
644 break; |
|
645 } |
|
646 } |
|
647 |
|
648 // ----------------------------------------------------------------------------- |
|
649 // CMccCodecH263::SetLevelBasedBitrate |
|
650 // ----------------------------------------------------------------------------- |
|
651 // |
|
652 void CMccCodecH263::SetLevelBasedBitrate( TUint aBitrate ) |
|
653 { |
|
654 // Set level based bitrate only if bitrate value has not been set |
|
655 if ( !iBitrateSet ) |
|
656 { |
|
657 iBitrate = aBitrate; |
|
658 } |
|
659 } |
|
660 |
|
661 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
|
662 |
|
663 // End of File |