1 /*

     2 * Copyright (c) 2002 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:  This class is used for playing sounds

    15 *

    16 */

    17 

    18 

    19 //  INCLUDE FILES

    20 #include <logger.h>

    21 

    22 

    23 #include "cmmammfresolver.h"

    24 #include "apgcli.h"

    25 #include "apmrec.h"

    26 

    27 

    28 #include "hxmetadatautil.h"

    29 _LIT8(KMimetypeRM, "audio/x-pn-realaudio");

    30 _LIT(KRVMimeType1, "video/x-pn-realvideo");

    31 _LIT(KRVMimeType2, "video/x-realvideo");

    32 _LIT(KRVMimeType3, "video/vnd.rn-realvideo");

    33 

    34 

    35 // CONSTANTS

    36 

    37 CMMAMMFResolver* CMMAMMFResolver::NewLC()

    38 {

    39     CMMAMMFResolver* self = new(ELeave)CMMAMMFResolver();

    40     CleanupStack::PushL(self);

    41     self->ConstructL();

    42     return self;

    43 }

    44 

    45 void CMMAMMFResolver::ListImplementationsL()

    46 {

    47     iControllerSelection->ListImplementationsL(*iImplementations);

    48     if (iImplementations->Count() > 0)

    49     {

    50         ResolveContentTypeL();

    51     }

    52 }

    53 

    54 RMMFControllerImplInfoArray* CMMAMMFResolver::Implementations()

    55 {

    56     // ImplementationsOwnership method must not be called before this

    57     __ASSERT_DEBUG(iImplementations, User::Invariant());

    58     return iImplementations;

    59 }

    60 

    61 RMMFControllerImplInfoArray* CMMAMMFResolver::ImplementationsOwnership()

    62 {

    63     // ImplementationsOwnership method must not be called many times

    64     __ASSERT_DEBUG(iImplementations, User::Invariant());

    65 

    66     RMMFControllerImplInfoArray* implementations = iImplementations;

    67     iImplementations = NULL; // ownership is transferred

    68     return implementations;

    69 }

    70 

    71 HBufC* CMMAMMFResolver::ContentTypeOwnership()

    72 {

    73     HBufC* ct = iContentType;

    74     iContentType = NULL;

    75     return ct;

    76 }

    77 

    78 HBufC* CMMAMMFResolver::ContentType()

    79 {

    80     return iContentType;

    81 }

    82 

    83 void CMMAMMFResolver::SetFileNameL(const TDesC* aFileName)

    84 {

    85     HBufC* fn = NULL;

    86     if (aFileName)

    87     {

    88         fn = aFileName->AllocL();

    89     }

    90     delete iFileName;

    91     iFileName = fn;

    92 }

    93 

    94 HBufC* CMMAMMFResolver::FileNameOwnership()

    95 {

    96     HBufC* fn = iFileName;

    97     iFileName = NULL;

    98     return fn;

    99 }

   100 

   101 void CMMAMMFResolver::ResolveContentTypeL()

   102 {

   103     LOG(EJavaMMAPI, EInfo, "+ CMMAMMFResolver::ResolveContentTypeL()");

   104     CMMFFormatSelectionParameters* fSelect = iRequiredPlayFormatSupport;

   105     if (!fSelect)

   106     {

   107         fSelect = iRequiredRecordFormatSupport;

   108     }

   109     // if there is no play or record formats this object is not

   110     // initialized correctly.

   111     __ASSERT_DEBUG(fSelect, User::Invariant());

   112 

   113     CMMFFormatSelectionParameters::TMatchDataType type =

   114         fSelect->MatchDataType();

   115 

   116     // if there is no implementation this method must not be called.

   117     __ASSERT_DEBUG(iImplementations->Count() > 0, User::Invariant());

   118     const RMMFFormatImplInfoArray* formats =

   119         Formats((*iImplementations)[ 0 ]);

   120 

   121     HBufC8* contentType = NULL;

   122     TInt formatsCount = formats->Count();

   123 

   124     if (type == CMMFFormatSelectionParameters::EMatchMimeType)

   125     {

   126         LOG(EJavaMMAPI, EInfo, "CMMAMMFResolver::ResolveContentTypeL - EMatchMimeType");

   127         // The match was based on a mime type.

   128         contentType = fSelect->MatchData().AllocLC();

   129     }

   130     else if (type == CMMFFormatSelectionParameters::EMatchFileExtension)

   131     {

   132         LOG(EJavaMMAPI, EInfo, "CMMAMMFResolver::ResolveContentTypeL - EMatchFileExtension");

   133         // The match was based on a file extension.

   134         RApaLsSession ls;

   135         TInt error;

   136         error = ls.Connect();

   137         TDataRecognitionResult result;

   138         error = ls.RecognizeData(*iFileName, KNullDesC8, result);

   139         ls.Close();

   140 

   141         if (iFileName && (iFileName->Right(3).Compare(KRaFileExtension()) == 0))

   142         {

   143             contentType = KMimetypeRM().AllocLC();

   144         }

   145         else if (iFileName && (iFileName->Right(3).Compare(KRmFileExtension()) == 0) &&

   146                  !(IsRealVideoTypeL(*iFileName)))

   147         {

   148             contentType = KMimetypeRM().AllocLC();

   149         }

   150         else if (!error && (result.iConfidence >= CApaDataRecognizerType::EProbable))

   151         {

   152             LOG1(EJavaMMAPI, EInfo, "CMMAMMFResolver::ResolveContentTypeL - Confidence : %d", result.iConfidence);

   153             contentType = result.iDataType.Des8().AllocLC();

   154         }

   155 

   156 

   157         else

   158         {

   159             // The probability is less, hence matching is done based on legacy style

   160             for (TInt format = 0; (format < formatsCount) &&

   161                     !contentType; format++)

   162             {

   163                 const CMMFFormatImplementationInformation* info = (*formats)[ format ];

   164                 if (info->SupportsFileExtension(fSelect->MatchData()))

   165                 {

   166                     if (info->SupportedMimeTypes().Count() > 0)

   167                     {

   168                         contentType = info->SupportedMimeTypes()[ 0 ].AllocLC();

   169                     }

   170                 }

   171             }

   172         }

   173     }

   174     else if (type == CMMFFormatSelectionParameters::EMatchHeaderData)

   175     {

   176         LOG(EJavaMMAPI, EInfo, "CMMAMMFResolver::ResolveContentTypeL - EMatchHeaderData");

   177         // The match was on a header data.

   178         RApaLsSession ls;

   179         TInt error;

   180         error = ls.Connect();

   181         TDataRecognitionResult result;

   182         error = ls.RecognizeData(KNullDesC, fSelect->MatchData() , result);

   183         ls.Close();

   184         if (!error && (result.iConfidence >= CApaDataRecognizerType::EProbable))

   185         {

   186             contentType = result.iDataType.Des8().AllocLC();

   187         }

   188         else

   189         {

   190             // The probability is less, hence matching is done based on legacy style

   191             for (TInt format = 0; (format < formatsCount) &&

   192                     !contentType; format++)

   193             {

   194                 CMMFFormatImplementationInformation* info = (*formats)[ format ];

   195                 if (info->SupportsHeaderDataL(fSelect->MatchData()))

   196                 {

   197                     if (info->SupportedMimeTypes().Count() > 0)

   198                     {

   199                         contentType = info->SupportedMimeTypes()[ 0 ].AllocLC();

   200                     }

   201                 }

   202             }

   203         }

   204     }

   205     else

   206     {

   207         LOG(EJavaMMAPI, EInfo, "CMMAMMFResolver::ResolveContentTypeL - KErrNotSupported");

   208         // EMatchAny is not supported

   209         User::Leave(KErrNotSupported);

   210     }

   211 

   212     // iContentType remains NULL if content type was not found.

   213     if (contentType)

   214     {

   215         LOG1(EJavaMMAPI, EInfo, "CMMAMMFResolver::ResolveContentTypeL - contentType : %s", contentType->Des().PtrZ());

   216 

   217         HBufC* ct = HBufC::NewL(contentType->Length());

   218         (ct->Des()).Copy(*contentType);

   219         CleanupStack::PopAndDestroy(contentType);

   220         delete iContentType;

   221         iContentType = ct;

   222     }

   223     else

   224     {

   225         //This situation should never occur

   226         LOG(EJavaMMAPI, EInfo, "CMMAMMFResolver::ResolveContentTypeL - contentType = NULL");

   227         User::Leave(KErrUnknown);

   228     }

   229     LOG(EJavaMMAPI, EInfo, "- CMMAMMFResolver::ResolveContentTypeL()");

   230 }

   231 

   232 

   233 TBool CMMAMMFResolver::IsRealVideoTypeL(const TDesC& aFileName)

   234 {

   235     TBool result = EFalse;

   236 

   237     CHXMetaDataUtility *putil;

   238     putil = CHXMetaDataUtility::NewL();

   239     CleanupStack::PushL(putil);

   240     TRAPD(err, putil->OpenFileL(aFileName));

   241     ELOG1(EJavaMMAPI, "MMA:CMMAMMFResolver::IsRealVideoTypeL, err = %d", err);

   242 

   243     if (err != KErrNone)

   244     {

   245         CleanupStack::Pop(putil);

   246         putil->ResetL();

   247         delete putil;

   248         return EFalse;

   249     }

   250 

   251     TUint count = 0;

   252     putil->GetMetaDataCount(count);

   253 

   254     TUint i;

   255     HXMetaDataKeys::EHXMetaDataId  id;

   256 

   257     for (i = 0; i < count; i++)

   258     {

   259         HBufC* pDes = NULL;

   260 

   261         putil->GetMetaDataAt(i, id, pDes);

   262 

   263         if (id == HXMetaDataKeys::EHXMimeType)

   264         {

   265             if (IsRealMimeTypeSupported(*pDes))

   266             {

   267                 result = ETrue;

   268             }

   269         }

   270     }

   271 

   272     CleanupStack::Pop(putil);

   273 

   274     putil->ResetL();

   275     delete putil;

   276 

   277     return result;

   278 }

   279 

   280 

   281 TBool CMMAMMFResolver::IsRealMimeTypeSupported(const TDesC& aMimeType)

   282 {

   283     TBool match = EFalse;

   284 

   285     if (!aMimeType.Compare(KRVMimeType1()))

   286     {

   287         match = ETrue;

   288         return match;

   289     }

   290     if (!aMimeType.Compare(KRVMimeType2()))

   291     {

   292         match = ETrue;

   293         return match;

   294     }

   295     if (!aMimeType.Compare(KRVMimeType3()))

   296     {

   297         match = ETrue;

   298         return match;

   299     }

   300 

   301     return match;

   302 }

   303 

   304 

   305 void CMMAMMFResolver::GetSupportedContentTypesL(CDesC16Array& aMimeTypeArray)

   306 {

   307     iControllerSelection->ListImplementationsL(*iImplementations);

   308 

   309     TInt impCount = iImplementations->Count();

   310     for (TInt i = 0; i < impCount; i++)

   311     {

   312         const RMMFFormatImplInfoArray* formats = Formats((*iImplementations)[ i ]);

   313         TInt formatsCount(formats->Count());

   314         for (TInt format = 0; format < formatsCount; format++)

   315         {

   316             const CMMFFormatImplementationInformation* info = (*formats)[ format ];

   317             const CDesC8Array& supportedMimes = info->SupportedMimeTypes();

   318             TInt mimeCount = supportedMimes.Count();

   319             for (TInt mime = 0; mime < mimeCount; mime++)

   320             {

   321                 // must convert from 8 bits to 16 bits

   322                 HBufC* tmpBuf = HBufC::NewLC(supportedMimes[ mime ].Length());

   323                 tmpBuf->Des().Copy(supportedMimes[ mime ]);

   324                 aMimeTypeArray.AppendL(*tmpBuf);

   325                 CleanupStack::PopAndDestroy(tmpBuf);

   326             }

   327         }

   328     }

   329 }

   330 

   331 

   332 void CMMAMMFResolver::SetRequiredPlayFormatSupportL(

   333     CMMFFormatSelectionParameters& aRequiredSupport)

   334 {

   335     iControllerSelection->SetRequiredPlayFormatSupportL(aRequiredSupport);

   336     iRequiredPlayFormatSupport = &aRequiredSupport;

   337 }

   338 

   339 void CMMAMMFResolver::SetRequiredRecordFormatSupportL(

   340     CMMFFormatSelectionParameters& aRequiredSupport)

   341 {

   342     iControllerSelection->SetRequiredRecordFormatSupportL(aRequiredSupport);

   343     iRequiredRecordFormatSupport = &aRequiredSupport;

   344 }

   345 

   346 const RMMFFormatImplInfoArray* CMMAMMFResolver::Formats(CMMFControllerImplementationInformation* aImplementation)

   347 {

   348     const RMMFFormatImplInfoArray* formats = NULL;

   349     if (iRequiredPlayFormatSupport)

   350     {

   351         formats = &(aImplementation->PlayFormats());

   352     }

   353     else

   354     {

   355         // if there is no play or record formats this object is not

   356         // initialized correctly.

   357         __ASSERT_DEBUG(iRequiredRecordFormatSupport, User::Invariant());

   358 

   359         formats = &(aImplementation->RecordFormats());

   360     }

   361     return formats;

   362 }

   363 

   364 CMMFControllerPluginSelectionParameters*

   365 CMMAMMFResolver::SelectionParameters()

   366 {

   367     return iControllerSelection;

   368 }

   369 

   370 CMMAMMFResolver::~CMMAMMFResolver()

   371 {

   372     if (iImplementations)

   373     {

   374         iImplementations->ResetAndDestroy();

   375     }

   376     delete iImplementations;

   377     delete iContentType;

   378     delete iControllerSelection;

   379     delete iFileName;

   380 }

   381 

   382 

   383 CMMAMMFResolver::CMMAMMFResolver()

   384 {

   385 }

   386 

   387 

   388 void CMMAMMFResolver::ConstructL()

   389 {

   390     iImplementations = new(ELeave)RMMFControllerImplInfoArray();

   391     iControllerSelection = CMMFControllerPluginSelectionParameters::NewL();

   392 }

   393 

   394 

   395 //  END OF FILE