TB10.1 Example Applications: examples/Multimedia/ICL/ICLExample/iclmainexample.cpp Source File

00001 // iclmainexample.cpp
-00002 //
-00003 // // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
-00004 // All rights reserved.
-00005 // This component and the accompanying materials are made available
-00006 // under the terms of "Eclipse Public License v1.0"
-00007 // which accompanies this distribution, and is available
-00008 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
-00009 //
-00010 // Initial Contributors:
-00011 // Nokia Corporation - initial contribution.
-00012 //
-00013 // Contributors:
-00014 //
-00015 // Description:
-00016 // 
-00017 //
-00018 
-00025 #include "iclexample.h"
-00026 #include <f32file.h>
-00027 
-00032 CActiveListener* CActiveListener::NewLC()
-00033         {
-00034     CActiveListener* self = new(ELeave) CActiveListener();
-00035         CleanupStack::PushL(self);
-00036         return self;
-00037         }
-00038 
-00042 CActiveListener::CActiveListener() : CActive(EPriorityLow)
-00043         {
-00044         CActiveScheduler::Add(this);
-00045         }
-00046 
-00050 CActiveListener::~CActiveListener()
-00051         {
-00052         }
-00053 
-00058 void CActiveListener::RunL()
-00059         {
-00060         CActiveScheduler::Stop();
-00061         }
-00062 
-00067 void CActiveListener::DoCancel()
-00068         {
-00069         }
-00070 
-00074 void CActiveListener::Initialize()
-00075         {
-00076         iStatus = KRequestPending;
-00077         SetActive();
-00078         }
-00079 
-00084 TBool CActiveListener::IsRequestCancelled()
-00085         {
-00086         return (iStatus == KErrCancel);
-00087         }
-00088 
-00089 
-00090 
-00096 CIclExample* CIclExample::NewLC()
-00097         {
-00098         CIclExample* self = new(ELeave) CIclExample();
-00099         CleanupStack::PushL(self);
-00100         self->ConstructL();
-00101         return self;
-00102         }
-00103 
-00107 CIclExample::CIclExample()
-00108         {
-00109         }
-00110 
-00111 void CIclExample::ConstructL()
-00112         {
-00113         User::LeaveIfError(iFs.Connect());
-00114         User::LeaveIfError(RFbsSession::Connect());
-00115         }
-00116 
-00120 CIclExample::~CIclExample()
-00121         {
-00122         RFbsSession::Disconnect();
-00123         iFs.Close();
-00124 
-00125         // Close REComSession
-00126         REComSession::FinalClose();
-00127         }
-00128 
-00129 
-00136 TPtr8 CIclExample::LoadImageIntoMemoryLC(const TDesC& aFileName)
-00137         {
-00138     RFile file;
-00139         TInt fileSize = 0;
-00140 
-00141     // Open the file for decoding.
-00142         User::LeaveIfError(file.Open(iFs, aFileName, EFileRead));
-00143         CleanupClosePushL(file);
-00144         User::LeaveIfError(file.Size(fileSize));
-00145 
-00146         HBufC8* imageInMemory = HBufC8::NewMaxL(fileSize);
-00147         TPtr8 imageInMemoryPtr = imageInMemory->Des();
-00148 
-00149         // We must reorder the cleanupstack.
-00150         CleanupStack::Pop(); // file
-00151         CleanupStack::PushL(imageInMemory); // imageInMemory
-00152         CleanupClosePushL(file);
-00153 
-00154         if (file.SubSessionHandle())
-00155                 {
-00156                 User::LeaveIfError(file.Read(imageInMemoryPtr));
-00157                 }
-00158 
-00159         CleanupStack::PopAndDestroy(); // file
-00160         return imageInMemoryPtr;
-00161         }
-00162 
-00163 
-00168 CActiveListener* CIclExample::CreateAndInitializeActiveListenerLC()
-00169         {
-00170         // Create an active Listener and push it on the cleanup stack
-00171         CActiveListener* activeListener = CActiveListener::NewLC();
-00172         activeListener->Initialize();
-00173         return activeListener;
-00174         }
-00175 
-00176 
-00177 LOCAL_C void MainL()
-00178         {
-00179         // Create a CConsoleBase to define console interface
-00180         CConsoleBase* gConsole = Console::NewL(KTitle, TSize(KConsFullScreen, KConsFullScreen));
-00181         CleanupStack::PushL(gConsole);
-00182 
-00183         // Create an active scheduler to handle asychronous calls
-00184         CActiveScheduler* scheduler = new(ELeave) CActiveScheduler();
-00185         CleanupStack::PushL(scheduler);
-00186         CActiveScheduler::Install(scheduler);
-00187 
-00188         CIclExample* app = CIclExample::NewLC();
-00189         app->SetConsole(gConsole);
-00190 
-00191         gConsole->Printf(KWelcomeMessage);
-00192         gConsole->Printf(KPressAKeyMsg);
-00193         gConsole->Getch();
-00194 
-00195         //Panorama Stitching
-00196         gConsole->Printf(KPanoramaStitching);
-00197         
-00198         //Stitch images already captured to form a panorama
-00199         _LIT(KPath,"z:\\resource\\plugins\\");
-00200         _LIT(KFile,"panoramaplugin.rsc");
-00201         
-00202     /*
-00203     Check for the availability of the panorama plugin. If it is not available, skip the code that uses it.
-00204         */
-00205         RFs fsSession;// Connect session
-00206         User::LeaveIfError(fsSession.Connect());
-00207         
-00208         TFindFile file(fsSession);
-00209         TInt panoramaPluginSupport;
-00210         panoramaPluginSupport = file.FindByPath(KFile(),&KPath());
-00211         
-00212         if(panoramaPluginSupport == KErrNone)
-00213                 {
-00214                 app->BasicPanoramaStitchingL();
-00215                 gConsole->Printf(KBPStitching);
-00216             //Stitch images together to form a panorama based on viewfinder tracking
-00217                 app->ViewFinderImageTrackingL();
-00218                 gConsole->Printf(KVFTStitching);
-00219                 }
-00220         
-00221         gConsole->Printf(KPressAKey);
-00222         gConsole->Getch();
-00223 
-00224         /*
-00225         Various Decode functions
-00226         */
-00227         gConsole->Printf(KDecode);
-00228 
-00229         // Decode descriptor to bitmap
-00230         app->DecodeFromDescriptorToBitmapL(KBitmapFile);
-00231         gConsole->Printf(KDecodeFromDescriptorToBitmap);
-00232 
-00233         // Decode from image file to bitmap
-00234         app->DecodeFromFileToBitmapL(KBitmapFile);
-00235         gConsole->Printf(KDecodeFromDescriptorAndFile, &KBitmapFile);
-00236 
-00237         // Decode to image frame YUV
-00238         app->DecodeToYuvFrameL(KYuvBitmap);
-00239         gConsole->Printf(KDecodeToYuv, &KYuvBitmap);
-00240 
-00241         // Decode to �, � and 1/8 sized bitmaps
-00242         app->DecodeToHalfFourthAndEighthSizedBitmapL(KBitmapFile);
-00243         gConsole->Printf(KDecodeToHalfFourthAndEighthSizedBmp, &KBitmapFile);
-00244 
-00245         // Decode using image mask
-00246         app->DecodeUsingImageMaskL(KMultiFrameClock);
-00247         gConsole->Printf(KDecodeUsingImageMask);
-00248 
-00249         // Multi-frame Image Decode
-00250         app->MultiFrameImageDecodeL(KMultiFrameClock);
-00251         gConsole->Printf(KImageMaskAndMultiFrameImageDecode, &KMultiFrameClock);
-00252 
-00253     // Decode using separate thread
-00254         app->DecodeUsingSepThreadL(KBitmapFile);
-00255         gConsole->Printf(KDecodeUsingSepThread);
-00256 
-00257         // Decode using continue convert
-00258         app->DecodeUsingContinueConvertL(KBitmapFile);
-00259         gConsole->Printf(KSeparateThreadAndCancelAndContinueConvert, &KBitmapFile);
-00260 
-00261         // JPEG thumbnail access
-00262         app->AccessThumbnailToDecodeL(KThumbFile);
-00263         gConsole->Printf(KAccessThumbnailToDecode);
-00264 
-00265         // Access Exif metadata
-00266         app->AccessExifMetadataL(KBitmapExif);
-00267         gConsole->Printf(KAccessExifMetadata);
-00268 
-00269         // Decode the thumbnail part of the image
-00270         app->DecodeTheThumbnailL(KThumbFile);
-00271         gConsole->Printf(KAccessExifThumbnailAndDecodeThumbnail, &KThumbFile);
-00272 
-00273         // Decode and display image comments
-00274         app->DisplayingImageCommentsL(KBitmapComment);
-00275         gConsole->Printf(KDisplayingImageComments);
-00276 
-00277         // Decode and display frame comments
-00278         app->DisplayingFrameCommentsL(KBitmapFrameComment);
-00279         gConsole->Printf(KImageAndFrameComment);
-00280 
-00281         // Get the MIME type of a source image descriptor, and load a decoder using a MIME type
-00282         app->GettingMimeTypeOfSourceDescriptorL(KBitmapFile);
-00283         gConsole->Printf(KGettingMimeTypeOfSourceDescriptor);
-00284 
-00285         // Get the MIME type of a source image file, and load a decoder using a MIME type
-00286         app->GettingMimeTypeOfSourceFileL(KBitmapFile);
-00287         gConsole->Printf(KGettingMimeTypeFromSourceAndFile, &KBitmapFile);
-00288 
-00289         // Decode Bitmap including rotating an image
-00290         app->DecodeWithRotateL(KBitmapFile);
-00291         gConsole->Printf(KFileRotateAfterDecode, &KBitmapFile);
-00292 
-00293         // Load a Plugin by specific UID
-00294         app->LoadPluginByUidL(KBitmapExif, KImageTypeJPGUid);
-00295         gConsole->Printf(KPluginLoadedSpecificToUID);
-00296         
-00297         // Stream Decode and stream encode YUV image frame 
-00298         app->BlockStreamDecodeAndEncodeYuvFrameL(KYuvBitmap, KDestStreamFile);
-00299         gConsole->Printf(KStreamYuv, &KYuvBitmap);
-00300 
-00301         // Apply clipping, scaling and rotation during image decode.
-00302         app->ClipAndRotateDuringDecodeL();         
-00303 
-00304         gConsole->Printf(KPressAKey);
-00305         gConsole->Getch();
-00306 
-00307 
-00308         /*
-00309         various encode functions
-00310         */
-00311         gConsole->Printf(KEncode);
-00312 
-00313         // Encode image frame (YUV) to descriptor
-00314         app->EncodeBitmapToDescriptorL(KSourceBitmap);
-00315         gConsole->Printf(KFileEncode, &KSourceBitmap);
-00316 
-00317         // JPEG thumbnail access
-00318         app->EncodeImageWithThumbnailL(KSourceBitmap);
-00319         gConsole->Printf(KEncodeImageWithThumbnail);
-00320 
-00321         // Setting EXIF metadata
-00322         app->SettingExifMetadataL(KSourceBitmap);
-00323         gConsole->Printf(KAccessToThumbnailAndExifSetting);
-00324 
-00325         // Rotating a bitmap
-00326         app->RotateBitmapL(KSourceBitmap);
-00327         gConsole->Printf(KFileRotate);
-00328 
-00329         // Scaling a bitmap (including optional selection of low memory and quality algorithms)
-00330         app->ScaleBitmapL(KSourceBitmap);
-00331         gConsole->Printf(KScaleBitmap);
-00332 
-00333         // Set Source to File and destination to descriptor and resize
-00334         app->SetSourceDestinationandResizeL(KBitmapExif);
-00335         gConsole->Printf(KSetSourceDestinationandResize);
-00336 
-00337         // Set Source to descriptor and destination to File and resize
-00338         app->SettingWithUseOfPreserveImageDataL(KYuvBitmap,KYuvDestBitmap);
-00339         gConsole->Printf(KSetSourceAndDestinationAndResize);
-00340 
-00341         // Adding thumbnail to JPEG file
-00342         app->AddThumbnailToJpegFileL(KBitmapExif, KYuvDestBitmap);
-00343         gConsole->Printf(KAddThumbnailToJpegFile);
-00344 
-00345         // Adding Exif data to JPEG file
-00346         app->AddExifDataToJpegFileL(KSourceBitmap);
-00347         gConsole->Printf(KExifAndThumbnailAdded);
-00348 
-00349         // Apply rotation operation while encoding bitmap to Jpeg
-00350         app->EncodeBitmapToFileUsingOperationExtensionL(KBitmapRotateWhileEncodeToJpeg, KDestRotateFile);
-00351         gConsole->Printf(KEncodeRotate, &KDestRotateFile);
-00352         
-00353         gConsole->Printf(KPressAKey);
-00354         gConsole->Getch();
-00355         
-00356         // Spmo
-00357         // Generating Spmo
-00358         gConsole->Printf(KGeneratingSpmo);
-00359         app->GeneratingSpmoL();
-00360 
-00361         // Generating Spmo iteratively
-00362         gConsole->Printf(KGeneratingSpmoIteratively);
-00363         app->GeneratingSpmoIterativelyL();
-00364 
-00365         gConsole->Printf(KPressAKey);
-00366         gConsole->Getch();
-00367         
-00368         // Image Processor
-00369         // Basic image processing
-00370         _LIT(KFile1,"capsimageprocessorplugin.rsc");
-00371         TInt imageProcessorPluginSupport;
-00372         imageProcessorPluginSupport = file.FindByPath(KFile1(),&KPath());
-00373         if(imageProcessorPluginSupport == KErrNone)
-00374                 {
-00375                 gConsole->Printf(KBasicImageProcessing);
-00376                 app->BasicImageProcessingL();
-00377                 // Basic image processing with effects applied
-00378                 gConsole->Printf(KBasicEffectImageProcessing);
-00379                 app->BasicEffectImageProcessingL();
-00380             // Image processing with undo
-00381                 gConsole->Printf(KEffectImageProcessingWithUndo);
-00382                 app->EffectImageProcessingWithUndoL();
-00383                 // Image processing with preview
-00384                 gConsole->Printf(KEffectImageProcessingWithPreview);
-00385                 app->EffectImageProcessingWithPreviewL();
-00386                 // Image processing with overlay
-00387                 gConsole->Printf(KEffectImageProcessingWithOverlay);
-00388                 app->EffectImageProcessingWithOverlayL();
-00389                 // Image processing with spmo
-00390                 gConsole->Printf(KImageProcessingWithSpmo);
-00391                 app->ImageProcessingWithSpmoL();
-00392                 }
-00393         
-00394         // Various Image Transform Functions
-00395         gConsole->Printf(KImageTransform);
-00396         // Squeeze a Jpg Image in a file to a file
-00397         _LIT(KFile2,"capsimagetransformplugin.rsc");
-00398         TInt imageTransformPluginSupport;
-00399         imageTransformPluginSupport = file.FindByPath(KFile2(),&KPath());
-00400         if(imageTransformPluginSupport == KErrNone)
-00401                 {
-00402                 gConsole->Printf(KSqueezeFileToFile);
-00403                 app->SqueezeJpgFileToFileL(KSourceJpgDatetree, KSqueezeDestJpgDatetreeFileToFile);
-00404                 // Squeeze a Jpg Image in a buffer to a buffer
-00405                 gConsole->Printf(KSqueezeBufferToBuffer);
-00406                 app->SqueezeJpgBufferToBufferL(KSourceJpgDatetree, KSqueezeDestJpgDatetreeBufferToBuffer);
-00407                 // Auto-Squeeze a Jpg Image in a file to a file
-00408                 gConsole->Printf(KAutoSqueezeFileToFile);
-00409                 app->AutoSqueezeJpgFileToFileL(KSourceJpgCapstest, KAutoSqueezeDestJpgCapstest);
-00410                 // Rotate a Jpg Image in a file to a file
-00411                 gConsole->Printf(KRotateFileToFile);
-00412                 app->RotateJpgFileToFileL(KSourceJpgCapstest, KRotate90DestJpgCapstest);
-00413                 // Overlay a Jpg Image in a buffer to a file to a file
-00414                 gConsole->Printf(KOverlayJpgDataFileToFile);
-00415                 app->OverlayJpgDataToJpgFileToFileL(KSourceJpgDatetree, KSourceJpgOverlay, KOverlayDestJpgDataFileToFile);
-00416                 // Overlay a Bitmap in a buffer to a file to a file
-00417                 gConsole->Printf(KOverlayBmpDataFileToFile);
-00418                 app->OverlayBmpDataToJpgFileToFileL(KSourceJpgCapstest, KSourceMbmOverlay, KOverlayDestBitmapFileToFile);
-00419                 // Overlay a Png Image in a file to a file to a file
-00420                 gConsole->Printf(KOverlayPngFileToFile);
-00421                 app->OverlayPngFileToJpgFileToFileL(KSourceJpgCapstest, KSourcePngOverlay, KOverlayDestPngFileToFile);
-00422                 }
-00423         gConsole->Printf(KExitMsg);
-00424         gConsole->Getch();
-00425         fsSession.Close();
-00426         CleanupStack::PopAndDestroy(3);// app, scheduler, gConsole
-00427         }
-00428 
-00429 
-00430 GLDEF_C TInt E32Main()
-00431         {
-00432         __UHEAP_MARK;
-00433 
-00434         CTrapCleanup* cleanup = CTrapCleanup::New();
-00435         if (cleanup == NULL)
-00436                 {
-00437                 return KErrNoMemory;
-00438                 }
-00439 
-00440         TRAPD(err, MainL());
-00441 
-00442         delete cleanup;
-00443         __UHEAP_MARKEND;
-00444 
-00445         return err;
-00446         }
-