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/*
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#include <s32file.h>
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#include <bautils.h>
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#include <pathinfo.h>
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#include <apparc.h>
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#include <imageconversion.h>
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#include <textresolver.h>
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#include <apgtask.h>
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#include <hblabel.h>
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#include <hbmessagebox.h>
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#include "mainview.h"
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#include "sgengine.h"
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#include "enginewrapper.h"
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#include "gifanimator.h"
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#define SC_PRINTS
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#ifdef SC_PRINTS
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#define SC_DEBUG(a) RDebug::Print(a)
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#define SC_DEBUG2(a,b) RDebug::Print(a,b)
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#else
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#define SC_DEBUG(a)
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#define SC_DEBUG2(a,b)
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#endif
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_LIT(KDefaultImageFileName, "Shot");
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_LIT(KDefaultVideoFileName, "Video");
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#define HIGH_QUALITY_JPEG 97
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#define LOW_QUALITY_JPEG 60
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#define DEFAULT_SEQ_CAPTURE_DELAY_MS 5000 // 5.000 secs
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#define VIDEO_CAPTURE_DELAY 250 // 0.25 secs
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#define VIDEO_CAPTURE_MINIMUM_DELAY 200 // 0.20 secs
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const TInt KSettingsDrive = EDriveC;
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_LIT(KSettingsFileName, "screengrabber_settings.ini");
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_LIT(KScreenShotsSubDirectory, "Screen Shots\\");
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_LIT(KSGTemporaryDirectory, "\\system\\temp\\screengrabber\\");
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#define KEY_CAPTURE_PRIORITY 100 // do not change, this is for window server
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// ---------------------------------------------------------------------------
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SGEngine::SGEngine() : CActive(EPriorityStandard)
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{
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// No implementation required
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}
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// ---------------------------------------------------------------------------
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SGEngine::~SGEngine()
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{
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TRAP_IGNORE( CleanTemporaryFilesL() );
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if (iFrameImageData)
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delete iFrameImageData;
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if (iPreviouslyCapturedBitmap)
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delete iPreviouslyCapturedBitmap;
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if (iImageEncoder)
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delete iImageEncoder;
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delete iVideoFrameArray;
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Cancel();
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iTimer.Close();
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iFileSession.Close();
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}
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// ---------------------------------------------------------------------------
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SGEngine* SGEngine::NewLC(EngineWrapper *aEngineWrapper)
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{
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SGEngine* self = new (ELeave) SGEngine();
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CleanupStack::PushL(self);
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self->ConstructL(aEngineWrapper);
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return self;
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}
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// ---------------------------------------------------------------------------
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SGEngine* SGEngine::NewL(EngineWrapper *aEngineWrapper)
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{
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SGEngine* self = SGEngine::NewLC(aEngineWrapper);
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CleanupStack::Pop(); // self;
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return self;
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}
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// ---------------------------------------------------------------------------
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void SGEngine::ConstructL(EngineWrapper *aEngineWrapper)
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{
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iEngineWrapper = aEngineWrapper;
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iHashKeyCapturingActivated = EFalse; // Check this
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User::LeaveIfError(iTimer.CreateLocal());
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iVideoFrameArray = new(ELeave) CVideoFrameArray(10000);
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iPreviouslyCapturedBitmap = new(ELeave) CFbsBitmap;
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iCapturingInProgress = EFalse;
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iStopCapturing = EFalse;
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iNumberOfTakenShots = 0;
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iCurrentFrameNumber = 0;
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iHashKeyDown = EFalse;
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CActiveScheduler::Add(this);
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User::LeaveIfError(iFileSession.Connect());
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// create window group.
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iRootWin = CEikonEnv::Static()->RootWin();
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iRootWin.EnableReceiptOfFocus(EFalse);
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}
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// ---------------------------------------------------------------------------
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void SGEngine::RunL(){
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SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- RunL begin"));
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switch (iState)
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{
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// encoding of the image is now finished
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case EEncodingImage:
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{
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if (iGrabSettings.iCaptureMode == ECaptureModeSingleCapture)
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{
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// single shot done
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CapturingFinishedL( iStatus.Int() );
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}
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else if (iGrabSettings.iCaptureMode == ECaptureModeSequantialCapture)
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{
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// increase the counter
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iNumberOfTakenShots++;
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// check if we can take more shots or just finish
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if (!iStopCapturing && iStatus.Int()==KErrNone)
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{
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// some delay before the next shot can be taken
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iState = ESequenceDelay;
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// some checking that the value of delay is valid
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TInt delay(iGrabSettings.iSequantialCaptureDelay); //ms
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if (delay<0 || delay > 999999)
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delay = DEFAULT_SEQ_CAPTURE_DELAY_MS;
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iTimer.After(iStatus, delay*1000);
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SetActive();
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}
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else
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{
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// finished
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CapturingFinishedL( iStatus.Int() );
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}
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}
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else
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User::Panic(_L("Wrong mode"), 32);
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break;
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}
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// delay finished, ready to take the next shot
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case ESequenceDelay:
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{
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TakeScreenShotAndSaveL();
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break;
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}
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// asked to cancel capturing
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case ECancelCapturing:
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{
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// finished
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CapturingFinishedL( iStatus.Int() );
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break;
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}
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case ENextVideoFrame:
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{
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// increase the counter
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iCurrentFrameNumber++;
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// check if we can take more frames or just finish
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if (!iStopCapturing && iStatus.Int()==KErrNone)
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{
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// take next frame
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CaptureFrameForVideoL();
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}
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else
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{
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// finished, save video
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SaveVideoL( iStatus.Int() );
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}
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}
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break;
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case ECancelVideoCapturing:
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{
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// finished, save video
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SaveVideoL( iStatus.Int() );
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}
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break;
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default:
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{
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break;
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}
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}
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SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- RunL end"));
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}
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void SGEngine::EnableRcpOfFoc(TBool aState)
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{
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iRootWin.EnableReceiptOfFocus(aState);
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}
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// ---------------------------------------------------------------------------
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void SGEngine::DoCancel(){
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iTimer.Cancel();
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}
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// ---------------------------------------------------------------------------
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void SGEngine::LoadDFSValueL(CDictionaryFileStore* aDicFS, const TUid& aUid, TInt& aValue)
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{
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if (aDicFS->IsPresentL(aUid))
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{
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RDictionaryReadStream in;
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in.OpenLC(*aDicFS, aUid);
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aValue = in.ReadInt16L();
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CleanupStack::PopAndDestroy(); // in
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}
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}
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// ---------------------------------------------------------------------------
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void SGEngine::LoadDFSValueL(CDictionaryFileStore* aDicFS, const TUid& aUid, TDes& aValue)
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{
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if (aDicFS->IsPresentL(aUid))
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{
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RDictionaryReadStream in;
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in.OpenLC(*aDicFS, aUid);
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TInt bufLength = in.ReadInt16L(); // get length of descriptor
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in.ReadL(aValue, bufLength); // get the descriptor itself
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CleanupStack::PopAndDestroy(); // in
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}
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}
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// ----------------------------------------------------------------------------
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void SGEngine::LoadSettingsL()
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{
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// set defaults
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iGrabSettings.iCaptureMode = ECaptureModeSingleCapture;
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iGrabSettings.iSingleCaptureHotkey = EHotkeySendKey;
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iGrabSettings.iSingleCaptureImageFormat = EImageFormatPNG;
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iGrabSettings.iSingleCaptureMemoryInUseMultiDrive = EPhoneMemory;
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iGrabSettings.iSingleCaptureFileName.Copy( KDefaultImageFileName );
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iGrabSettings.iSequantialCaptureHotkey = EHotkeySendKey;
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iGrabSettings.iSequantialCaptureImageFormat = EImageFormatPNG;
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iGrabSettings.iSequantialCaptureDelay = DEFAULT_SEQ_CAPTURE_DELAY_MS;
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iGrabSettings.iSequantialCaptureMemoryInUseMultiDrive = EPhoneMemory;
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iGrabSettings.iSequantialCaptureFileName.Copy( KDefaultImageFileName );
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iGrabSettings.iVideoCaptureHotkey = EHotkeySendKey;
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iGrabSettings.iVideoCaptureVideoFormat = EVideoFormatAnimatedGIF;
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iGrabSettings.iVideoCaptureMemoryInUseMultiDrive = EPhoneMemory;
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iGrabSettings.iVideoCaptureFileName.Copy( KDefaultVideoFileName );
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// make sure that the private path of this app in c-drive exists
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iFileSession.CreatePrivatePath( KSettingsDrive ); // c:\\private\\101fb751\\
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// handle settings always in the private directory
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if (iFileSession.SetSessionToPrivate( KSettingsDrive ) == KErrNone)
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{
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// open or create a dictionary file store
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CDictionaryFileStore* settingsStore = CDictionaryFileStore::OpenLC(iFileSession, KSettingsFileName, KUidScreenGrabber);
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LoadDFSValueL(settingsStore, KSGSettingCaptureMode, iGrabSettings.iCaptureMode);
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LoadDFSValueL(settingsStore, KSGSettingSingleCaptureHotkey, iGrabSettings.iSingleCaptureHotkey);
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LoadDFSValueL(settingsStore, KSGSettingSingleCaptureImageFormat, iGrabSettings.iSingleCaptureImageFormat);
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LoadDFSValueL(settingsStore, KSGSettingSingleCaptureMemoryInUseMultiDrive, iGrabSettings.iSingleCaptureMemoryInUseMultiDrive);
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LoadDFSValueL(settingsStore, KSGSettingSingleCaptureFileName, iGrabSettings.iSingleCaptureFileName);
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LoadDFSValueL(settingsStore, KSGSettingSequantialCaptureHotkey, iGrabSettings.iSequantialCaptureHotkey);
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LoadDFSValueL(settingsStore, KSGSettingSequantialCaptureImageFormat, iGrabSettings.iSequantialCaptureImageFormat);
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LoadDFSValueL(settingsStore, KSGSettingSequantialCaptureDelay, iGrabSettings.iSequantialCaptureDelay);
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LoadDFSValueL(settingsStore, KSGSettingSequantialCaptureMemoryInUseMultiDrive, iGrabSettings.iSequantialCaptureMemoryInUseMultiDrive);
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LoadDFSValueL(settingsStore, KSGSettingSequantialCaptureFileName, iGrabSettings.iSequantialCaptureFileName);
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LoadDFSValueL(settingsStore, KSGSettingVideoCaptureHotkey, iGrabSettings.iVideoCaptureHotkey);
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LoadDFSValueL(settingsStore, KSGSettingVideoCaptureVideoFormat, iGrabSettings.iVideoCaptureVideoFormat);
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LoadDFSValueL(settingsStore, KSGSettingVideoCaptureMemoryInUseMultiDrive, iGrabSettings.iVideoCaptureMemoryInUseMultiDrive);
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LoadDFSValueL(settingsStore, KSGSettingVideoCaptureFileName, iGrabSettings.iVideoCaptureFileName);
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CleanupStack::PopAndDestroy(); // settingsStore
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}
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//chesk if all settings are in range - for safety reason, not to set some controls out of range - it causes the crash
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if (!(iGrabSettings.iCaptureMode >= ECaptureModeSingleCapture && iGrabSettings.iCaptureMode <= ECaptureModeVideoCapture))
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{ //give it default value
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iGrabSettings.iCaptureMode = ECaptureModeSingleCapture;
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}
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if (!(iGrabSettings.iSingleCaptureHotkey >= EHotkeySendKey && iGrabSettings.iSingleCaptureHotkey <= EHotkeyCameraKey1))
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{
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iGrabSettings.iSingleCaptureHotkey = EHotkeySendKey;
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}
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if (!(iGrabSettings.iSingleCaptureImageFormat >= EImageFormatPNG && iGrabSettings.iSingleCaptureImageFormat <= EImageFormatGIF))
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{
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iGrabSettings.iSingleCaptureImageFormat = EImageFormatPNG;
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}
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if (!(iGrabSettings.iSingleCaptureMemoryInUseMultiDrive >= EPhoneMemory && iGrabSettings.iSingleCaptureMemoryInUseMultiDrive <= EMemoryCard))
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{
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iGrabSettings.iSingleCaptureMemoryInUseMultiDrive = EPhoneMemory;
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}
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if (!(iGrabSettings.iSequantialCaptureHotkey >= EHotkeySendKey && iGrabSettings.iSequantialCaptureHotkey <= EHotkeyCameraKey1))
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{
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iGrabSettings.iSequantialCaptureHotkey = EHotkeySendKey;
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}
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if (!(iGrabSettings.iSequantialCaptureImageFormat >= EImageFormatPNG && iGrabSettings.iSequantialCaptureImageFormat <= EImageFormatGIF))
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{
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iGrabSettings.iSequantialCaptureImageFormat = EImageFormatPNG;
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|
370 |
}
|
|
|
371 |
if (!(iGrabSettings.iSequantialCaptureMemoryInUseMultiDrive >= EPhoneMemory && iGrabSettings.iSequantialCaptureMemoryInUseMultiDrive <= EMemoryCard))
|
|
|
372 |
{
|
|
|
373 |
iGrabSettings.iSequantialCaptureMemoryInUseMultiDrive = EPhoneMemory;
|
|
|
374 |
}
|
|
|
375 |
|
|
|
376 |
if (!(iGrabSettings.iVideoCaptureHotkey >= EHotkeySendKey && iGrabSettings.iVideoCaptureHotkey <= EHotkeyCameraKey1))
|
|
|
377 |
{
|
|
|
378 |
iGrabSettings.iVideoCaptureHotkey = EHotkeySendKey;
|
|
|
379 |
}
|
|
|
380 |
if (iGrabSettings.iVideoCaptureVideoFormat != EVideoFormatAnimatedGIF)
|
|
|
381 |
{
|
|
|
382 |
iGrabSettings.iVideoCaptureVideoFormat = EVideoFormatAnimatedGIF;
|
|
|
383 |
}
|
|
|
384 |
if (!(iGrabSettings.iVideoCaptureMemoryInUseMultiDrive >= EPhoneMemory && iGrabSettings.iVideoCaptureMemoryInUseMultiDrive <= EMemoryCard))
|
|
|
385 |
{
|
|
|
386 |
iGrabSettings.iVideoCaptureMemoryInUseMultiDrive = EPhoneMemory;
|
|
|
387 |
}
|
|
|
388 |
|
|
|
389 |
}
|
|
|
390 |
|
|
|
391 |
// ---------------------------------------------------------------------------
|
|
|
392 |
|
|
|
393 |
void SGEngine::SaveDFSValueL(CDictionaryFileStore* aDicFS, const TUid& aUid, const TInt& aValue)
|
|
|
394 |
{
|
|
|
395 |
RDictionaryWriteStream out;
|
|
|
396 |
out.AssignLC(*aDicFS, aUid);
|
|
|
397 |
out.WriteInt16L(aValue);
|
|
|
398 |
out.CommitL();
|
|
|
399 |
CleanupStack::PopAndDestroy(1);// out
|
|
|
400 |
}
|
|
|
401 |
|
|
|
402 |
// ---------------------------------------------------------------------------
|
|
|
403 |
|
|
|
404 |
void SGEngine::SaveDFSValueL(CDictionaryFileStore* aDicFS, const TUid& aUid, const TDes& aValue)
|
|
|
405 |
{
|
|
|
406 |
RDictionaryWriteStream out;
|
|
|
407 |
out.AssignLC(*aDicFS, aUid);
|
|
|
408 |
out.WriteInt16L(aValue.Length()); // write length of the descriptor
|
|
|
409 |
out.WriteL(aValue, aValue.Length()); // write the descriptor itself
|
|
|
410 |
out.CommitL();
|
|
|
411 |
CleanupStack::PopAndDestroy(1);// out
|
|
|
412 |
}
|
|
|
413 |
|
|
|
414 |
// ---------------------------------------------------------------------------
|
|
|
415 |
void SGEngine::SaveSettingsL(const TGrabSettings& aGrabSettings)
|
|
|
416 |
{
|
|
|
417 |
|
|
|
418 |
|
|
|
419 |
// set the new settings
|
|
|
420 |
iGrabSettings = aGrabSettings;
|
|
|
421 |
|
|
|
422 |
// handle settings always in c:\\private\\101fb751\\
|
|
|
423 |
if (iFileSession.SetSessionToPrivate( KSettingsDrive ) == KErrNone)
|
|
|
424 |
{
|
|
|
425 |
// delete existing store to make sure that it is clean and not eg corrupted
|
|
|
426 |
if (BaflUtils::FileExists(iFileSession, KSettingsFileName))
|
|
|
427 |
{
|
|
|
428 |
iFileSession.Delete(KSettingsFileName);
|
|
|
429 |
}
|
|
|
430 |
|
|
|
431 |
// create a dictionary file store
|
|
|
432 |
CDictionaryFileStore* settingsStore = CDictionaryFileStore::OpenLC(iFileSession, KSettingsFileName, KUidScreenGrabber);
|
|
|
433 |
|
|
|
434 |
SaveDFSValueL(settingsStore, KSGSettingCaptureMode, iGrabSettings.iCaptureMode);
|
|
|
435 |
|
|
|
436 |
SaveDFSValueL(settingsStore, KSGSettingSingleCaptureHotkey, iGrabSettings.iSingleCaptureHotkey);
|
|
|
437 |
SaveDFSValueL(settingsStore, KSGSettingSingleCaptureImageFormat, iGrabSettings.iSingleCaptureImageFormat);
|
|
|
438 |
SaveDFSValueL(settingsStore, KSGSettingSingleCaptureMemoryInUseMultiDrive, iGrabSettings.iSingleCaptureMemoryInUseMultiDrive);
|
|
|
439 |
SaveDFSValueL(settingsStore, KSGSettingSingleCaptureFileName, iGrabSettings.iSingleCaptureFileName);
|
|
|
440 |
|
|
|
441 |
SaveDFSValueL(settingsStore, KSGSettingSequantialCaptureHotkey, iGrabSettings.iSequantialCaptureHotkey);
|
|
|
442 |
SaveDFSValueL(settingsStore, KSGSettingSequantialCaptureImageFormat, iGrabSettings.iSequantialCaptureImageFormat);
|
|
|
443 |
SaveDFSValueL(settingsStore, KSGSettingSequantialCaptureDelay, iGrabSettings.iSequantialCaptureDelay);
|
|
|
444 |
SaveDFSValueL(settingsStore, KSGSettingSequantialCaptureMemoryInUseMultiDrive, iGrabSettings.iSequantialCaptureMemoryInUseMultiDrive);
|
|
|
445 |
SaveDFSValueL(settingsStore, KSGSettingSequantialCaptureFileName, iGrabSettings.iSequantialCaptureFileName);
|
|
|
446 |
|
|
|
447 |
SaveDFSValueL(settingsStore, KSGSettingVideoCaptureHotkey, iGrabSettings.iVideoCaptureHotkey);
|
|
|
448 |
SaveDFSValueL(settingsStore, KSGSettingVideoCaptureVideoFormat, iGrabSettings.iVideoCaptureVideoFormat);
|
|
|
449 |
SaveDFSValueL(settingsStore, KSGSettingVideoCaptureMemoryInUseMultiDrive, iGrabSettings.iVideoCaptureMemoryInUseMultiDrive);
|
|
|
450 |
SaveDFSValueL(settingsStore, KSGSettingVideoCaptureFileName, iGrabSettings.iVideoCaptureFileName);
|
|
|
451 |
|
|
|
452 |
settingsStore->CommitL();
|
|
|
453 |
CleanupStack::PopAndDestroy(); // settingsStore
|
|
|
454 |
}
|
|
|
455 |
|
|
|
456 |
}
|
|
|
457 |
|
|
|
458 |
// ---------------------------------------------------------------------------
|
|
|
459 |
|
|
|
460 |
void SGEngine::ActivateCaptureKeysL(TBool aChangeKey)
|
|
|
461 |
{
|
|
|
462 |
|
|
|
463 |
// if changing the capture key, capturing needs to be cancelled first
|
|
|
464 |
if (aChangeKey)
|
|
|
465 |
{
|
|
|
466 |
CancelCapturing();
|
|
|
467 |
}
|
|
|
468 |
|
|
|
469 |
// get hotkey of the capture
|
|
|
470 |
TInt captureHotkey(0);
|
|
|
471 |
if (iGrabSettings.iCaptureMode == ECaptureModeSingleCapture)
|
|
|
472 |
captureHotkey = iGrabSettings.iSingleCaptureHotkey;
|
|
|
473 |
else if (iGrabSettings.iCaptureMode == ECaptureModeSequantialCapture)
|
|
|
474 |
captureHotkey = iGrabSettings.iSequantialCaptureHotkey;
|
|
|
475 |
else if (iGrabSettings.iCaptureMode == ECaptureModeVideoCapture)
|
|
|
476 |
captureHotkey = iGrabSettings.iVideoCaptureHotkey;
|
|
|
477 |
else
|
|
|
478 |
User::Panic(_L("Wrong mode"), 40);
|
|
|
479 |
|
|
|
480 |
|
|
|
481 |
|
|
|
482 |
// start capturing based on user selected key
|
|
|
483 |
switch (captureHotkey)
|
|
|
484 |
{
|
|
|
485 |
case EHotkeySendKey:
|
|
|
486 |
{
|
|
|
487 |
iCapturedKey = iRootWin.CaptureKey(EStdKeyYes, EModifierCtrl|EModifierShift|EModifierFunc, 0, KEY_CAPTURE_PRIORITY);
|
|
|
488 |
iCapturedKeyUnD = iRootWin.CaptureKeyUpAndDowns(EStdKeyYes, EModifierCtrl|EModifierShift|EModifierFunc, 0, KEY_CAPTURE_PRIORITY);
|
|
|
489 |
break;
|
|
|
490 |
}
|
|
|
491 |
case EHotkeyPowerKey:
|
|
|
492 |
{
|
|
|
493 |
iCapturedKey = iRootWin.CaptureKey(EStdKeyDevice2, EModifierCtrl|EModifierShift|EModifierFunc, 0, KEY_CAPTURE_PRIORITY);
|
|
|
494 |
iCapturedKeyUnD = iRootWin.CaptureKeyUpAndDowns(EStdKeyDevice2, EModifierCtrl|EModifierShift|EModifierFunc, 0, KEY_CAPTURE_PRIORITY);
|
|
|
495 |
break;
|
|
|
496 |
}
|
|
|
497 |
case EHotkeySideKey:
|
|
|
498 |
{
|
|
|
499 |
iCapturedKey = iRootWin.CaptureKey(EStdKeyDevice6, EModifierCtrl|EModifierShift|EModifierFunc, 0, KEY_CAPTURE_PRIORITY);
|
|
|
500 |
iCapturedKeyUnD = iRootWin.CaptureKeyUpAndDowns(EStdKeyDevice6, EModifierCtrl|EModifierShift|EModifierFunc, 0, KEY_CAPTURE_PRIORITY);
|
|
|
501 |
break;
|
|
|
502 |
}
|
|
|
503 |
case EHotkeyCameraKey1:
|
|
|
504 |
{
|
|
|
505 |
iCapturedKey = iRootWin.CaptureKey(EStdKeyDevice7, EModifierCtrl|EModifierShift|EModifierFunc, 0, KEY_CAPTURE_PRIORITY);
|
|
|
506 |
iCapturedKeyUnD = iRootWin.CaptureKeyUpAndDowns(EStdKeyDevice7, EModifierCtrl|EModifierShift|EModifierFunc, 0, KEY_CAPTURE_PRIORITY);
|
|
|
507 |
break;
|
|
|
508 |
}
|
|
|
509 |
default:
|
|
|
510 |
{
|
|
|
511 |
User::Panic(_L("Key not supported"), 100);
|
|
|
512 |
break;
|
|
|
513 |
}
|
|
|
514 |
}
|
|
|
515 |
|
|
|
516 |
}
|
|
|
517 |
|
|
|
518 |
// ---------------------------------------------------------------------------
|
|
|
519 |
|
|
|
520 |
|
|
|
521 |
void SGEngine::CancelCapturing()
|
|
|
522 |
{
|
|
|
523 |
|
|
|
524 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- CancelCapturing start"));
|
|
|
525 |
// cancel all captures
|
|
|
526 |
iRootWin.CancelCaptureKey(iCapturedKey);
|
|
|
527 |
iRootWin.CancelCaptureKeyUpAndDowns(iCapturedKeyUnD);
|
|
|
528 |
|
|
|
529 |
if (iHashKeyCapturingActivated)
|
|
|
530 |
{
|
|
|
531 |
iRootWin.CancelCaptureKey(iCapturedKeyHash);
|
|
|
532 |
iRootWin.CancelCaptureKeyUpAndDowns(iCapturedKeyHashUnD);
|
|
|
533 |
|
|
|
534 |
iHashKeyCapturingActivated = EFalse;
|
|
|
535 |
}
|
|
|
536 |
|
|
|
537 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- CancelCapturing end"));
|
|
|
538 |
|
|
|
539 |
}
|
|
|
540 |
|
|
|
541 |
// ---------------------------------------------------------------------------
|
|
|
542 |
|
|
|
543 |
bool SGEngine::TakeScreenShotAndSaveL()
|
|
|
544 |
{
|
|
|
545 |
|
|
|
546 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- TakeSsAndSave start"));
|
|
|
547 |
if ( IsActive() )
|
|
|
548 |
{
|
|
|
549 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- TakeSsAndSave already active, ignored"));
|
|
|
550 |
return false;
|
|
|
551 |
}
|
|
|
552 |
|
|
|
553 |
// take a screen shot
|
|
|
554 |
CWsScreenDevice* screenDevice = new( ELeave ) CWsScreenDevice(CEikonEnv::Static()->WsSession() );
|
|
|
555 |
CleanupStack::PushL( screenDevice );
|
|
|
556 |
|
|
|
557 |
User::LeaveIfError( screenDevice->Construct( CEikonEnv::Static()->WsSession().GetFocusScreen() ) );
|
|
|
558 |
|
|
|
559 |
|
|
|
560 |
User::LeaveIfError( iPreviouslyCapturedBitmap->Create(screenDevice->SizeInPixels(), screenDevice->DisplayMode()) );
|
|
|
561 |
User::LeaveIfError( screenDevice->CopyScreenToBitmap(iPreviouslyCapturedBitmap) );
|
|
|
562 |
CleanupStack::PopAndDestroy(); // screenDevice
|
|
|
563 |
|
|
|
564 |
|
|
|
565 |
// get memory in use & image format of the screen capture
|
|
|
566 |
TDriveNumber memoryInUse(EDriveC);
|
|
|
567 |
TInt intMemInUse(0);
|
|
|
568 |
TInt imageFormat(0);
|
|
|
569 |
TFileName fileName;
|
|
|
570 |
|
|
|
571 |
if (iGrabSettings.iCaptureMode == ECaptureModeSingleCapture)
|
|
|
572 |
{
|
|
|
573 |
// memoryInUse = iGrabSettings.iSingleCaptureMemoryInUseMultiDrive;
|
|
|
574 |
intMemInUse = iGrabSettings.iSingleCaptureMemoryInUseMultiDrive;
|
|
|
575 |
|
|
|
576 |
imageFormat = iGrabSettings.iSingleCaptureImageFormat;
|
|
|
577 |
fileName = iGrabSettings.iSingleCaptureFileName;
|
|
|
578 |
}
|
|
|
579 |
else if (iGrabSettings.iCaptureMode == ECaptureModeSequantialCapture)
|
|
|
580 |
{
|
|
|
581 |
// memoryInUse = iGrabSettings.iSequantialCaptureMemoryInUseMultiDrive;
|
|
|
582 |
intMemInUse = iGrabSettings.iSequantialCaptureMemoryInUseMultiDrive;
|
|
|
583 |
|
|
|
584 |
imageFormat = iGrabSettings.iSequantialCaptureImageFormat;
|
|
|
585 |
fileName = iGrabSettings.iSequantialCaptureFileName;
|
|
|
586 |
}
|
|
|
587 |
else
|
|
|
588 |
User::Panic(_L("Wrong mode"), 30);
|
|
|
589 |
|
|
|
590 |
|
|
|
591 |
// init the path for saving the file
|
|
|
592 |
|
|
|
593 |
iSaveFileName.Copy( PathInfo::PhoneMemoryRootPath() );
|
|
|
594 |
|
|
|
595 |
// if (memoryInUse != EDriveC)//something different as PhoneMemory (memory card or mass memory)
|
|
|
596 |
if (intMemInUse != 0)//something different as PhoneMemory (memory card or mass memory)
|
|
|
597 |
{
|
|
|
598 |
memoryInUse = EDriveY;
|
|
|
599 |
if (PathInfo::GetRootPath(iSaveFileName, memoryInUse) != KErrNone || !DriveOK(memoryInUse))
|
|
|
600 |
{
|
|
|
601 |
//we need to find first available memory card in EDriveE - EDriveY range
|
|
|
602 |
for (TInt i = EDriveY; i>=EDriveE; i--)
|
|
|
603 |
{
|
|
|
604 |
if ( DriveOK((TDriveNumber)(i)))
|
|
|
605 |
{
|
|
|
606 |
if (IsDriveMMC((TDriveNumber)(i)))
|
|
|
607 |
{
|
|
|
608 |
PathInfo::GetRootPath(iSaveFileName, (TDriveNumber)(i));
|
|
|
609 |
break;
|
|
|
610 |
}
|
|
|
611 |
}
|
|
|
612 |
}
|
|
|
613 |
}
|
|
|
614 |
}
|
|
|
615 |
|
|
|
616 |
iSaveFileName.Append( PathInfo::ImagesPath() );
|
|
|
617 |
iSaveFileName.Append( KScreenShotsSubDirectory );
|
|
|
618 |
|
|
|
619 |
|
|
|
620 |
// a quick check that filename is valid
|
|
|
621 |
if (fileName.Length() > 0 && fileName.Length() <= 255)
|
|
|
622 |
iSaveFileName.Append( fileName );
|
|
|
623 |
else
|
|
|
624 |
iSaveFileName.Append( KDefaultImageFileName );
|
|
|
625 |
|
|
|
626 |
iSaveFileName.Append( _L(".") );
|
|
|
627 |
|
|
|
628 |
|
|
|
629 |
// reset the encoder
|
|
|
630 |
if (iImageEncoder)
|
|
|
631 |
{
|
|
|
632 |
delete iImageEncoder;
|
|
|
633 |
iImageEncoder = NULL;
|
|
|
634 |
}
|
|
|
635 |
|
|
|
636 |
|
|
|
637 |
switch (imageFormat)
|
|
|
638 |
{
|
|
|
639 |
case EImageFormatPNG:
|
|
|
640 |
{
|
|
|
641 |
// set filename
|
|
|
642 |
iSaveFileName.Append(_L("png"));
|
|
|
643 |
CApaApplication::GenerateFileName(iFileSession, iSaveFileName ); // unique filename
|
|
|
644 |
|
|
|
645 |
// init & convert
|
|
|
646 |
iImageEncoder = CImageEncoder::FileNewL(iFileSession, iSaveFileName, CImageEncoder::EOptionAlwaysThread, KImageTypePNGUid);
|
|
|
647 |
|
|
|
648 |
iImageEncoder->Convert( &iStatus, *iPreviouslyCapturedBitmap );
|
|
|
649 |
}
|
|
|
650 |
break;
|
|
|
651 |
|
|
|
652 |
case EImageFormatJPGHQ:
|
|
|
653 |
case EImageFormatJPGLQ:
|
|
|
654 |
{
|
|
|
655 |
// reset frameimagedata
|
|
|
656 |
if (iFrameImageData)
|
|
|
657 |
{
|
|
|
658 |
delete iFrameImageData;
|
|
|
659 |
iFrameImageData = NULL;
|
|
|
660 |
}
|
|
|
661 |
|
|
|
662 |
// set filename
|
|
|
663 |
iSaveFileName.Append(_L("jpg"));
|
|
|
664 |
CApaApplication::GenerateFileName(iFileSession, iSaveFileName ); // unique filename
|
|
|
665 |
|
|
|
666 |
// init
|
|
|
667 |
iImageEncoder = CImageEncoder::FileNewL(iFileSession, iSaveFileName, CImageEncoder::EOptionAlwaysThread, KImageTypeJPGUid);
|
|
|
668 |
|
|
|
669 |
// JPEG properties
|
|
|
670 |
TJpegImageData* imageData = new(ELeave) TJpegImageData;
|
|
|
671 |
imageData->iSampleScheme = TJpegImageData::EColor444;
|
|
|
672 |
imageData->iQualityFactor = (imageFormat==EImageFormatJPGHQ) ? HIGH_QUALITY_JPEG : LOW_QUALITY_JPEG;
|
|
|
673 |
iFrameImageData = CFrameImageData::NewL();
|
|
|
674 |
User::LeaveIfError(iFrameImageData->AppendImageData(imageData)); //ownership of imageData is transferred
|
|
|
675 |
|
|
|
676 |
// convert
|
|
|
677 |
iImageEncoder->Convert( &iStatus, *iPreviouslyCapturedBitmap, iFrameImageData );
|
|
|
678 |
}
|
|
|
679 |
break;
|
|
|
680 |
|
|
|
681 |
case EImageFormatBMP:
|
|
|
682 |
{
|
|
|
683 |
// set filename
|
|
|
684 |
iSaveFileName.Append(_L("bmp"));
|
|
|
685 |
CApaApplication::GenerateFileName(iFileSession, iSaveFileName ); // unique filename
|
|
|
686 |
|
|
|
687 |
// init & convert
|
|
|
688 |
iImageEncoder = CImageEncoder::FileNewL(iFileSession, iSaveFileName, CImageEncoder::EOptionAlwaysThread, KImageTypeBMPUid);
|
|
|
689 |
iImageEncoder->Convert( &iStatus, *iPreviouslyCapturedBitmap );
|
|
|
690 |
}
|
|
|
691 |
break;
|
|
|
692 |
|
|
|
693 |
case EImageFormatGIF:
|
|
|
694 |
{
|
|
|
695 |
// set filename
|
|
|
696 |
iSaveFileName.Append(_L("gif"));
|
|
|
697 |
CApaApplication::GenerateFileName(iFileSession, iSaveFileName ); // unique filename
|
|
|
698 |
|
|
|
699 |
// init & convert
|
|
|
700 |
iImageEncoder = CImageEncoder::FileNewL(iFileSession, iSaveFileName, CImageEncoder::EOptionAlwaysThread, KImageTypeGIFUid);
|
|
|
701 |
iImageEncoder->Convert( &iStatus, *iPreviouslyCapturedBitmap );
|
|
|
702 |
}
|
|
|
703 |
break;
|
|
|
704 |
|
|
|
705 |
case EImageFormatMBM:
|
|
|
706 |
{
|
|
|
707 |
// set filename
|
|
|
708 |
iSaveFileName.Append(_L("mbm"));
|
|
|
709 |
CApaApplication::GenerateFileName(iFileSession, iSaveFileName ); // unique filename
|
|
|
710 |
|
|
|
711 |
// init & convert
|
|
|
712 |
iImageEncoder = CImageEncoder::FileNewL(iFileSession, iSaveFileName, CImageEncoder::EOptionAlwaysThread, KImageTypeMBMUid);
|
|
|
713 |
iImageEncoder->Convert( &iStatus, *iPreviouslyCapturedBitmap );
|
|
|
714 |
}
|
|
|
715 |
break;
|
|
|
716 |
|
|
|
717 |
default:
|
|
|
718 |
{
|
|
|
719 |
User::Panic(_L("Invalid Img Type"), 20);
|
|
|
720 |
}
|
|
|
721 |
}
|
|
|
722 |
|
|
|
723 |
// set the state of the active object
|
|
|
724 |
iState = EEncodingImage;
|
|
|
725 |
|
|
|
726 |
// indicate an outstanding request
|
|
|
727 |
SetActive();
|
|
|
728 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- TakeSsAndSave end"));
|
|
|
729 |
return true;
|
|
|
730 |
}
|
|
|
731 |
|
|
|
732 |
// ---------------------------------------------------------------------------
|
|
|
733 |
|
|
|
734 |
|
|
|
735 |
TBool SGEngine::DriveOK(TDriveNumber aNumber)
|
|
|
736 |
{
|
|
|
737 |
|
|
|
738 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- Driveok start"));
|
|
|
739 |
TBool isOK(EFalse);
|
|
|
740 |
|
|
|
741 |
TVolumeInfo vInfo;
|
|
|
742 |
|
|
|
743 |
// check if we can access the drive
|
|
|
744 |
if (iFileSession.Volume(vInfo, aNumber) == KErrNone)
|
|
|
745 |
isOK = ETrue;
|
|
|
746 |
|
|
|
747 |
// returns ETrue if memory card working properly
|
|
|
748 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- DriveOK end"));
|
|
|
749 |
return isOK;
|
|
|
750 |
|
|
|
751 |
}
|
|
|
752 |
// ---------------------------------------------------------------------------
|
|
|
753 |
|
|
|
754 |
|
|
|
755 |
TBool SGEngine::IsDriveMMC(TDriveNumber aDrive)
|
|
|
756 |
{
|
|
|
757 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- IsDriveMMC start"));
|
|
|
758 |
TBool isOK(EFalse);
|
|
|
759 |
|
|
|
760 |
TDriveInfo ii;
|
|
|
761 |
if (iFileSession.Drive(ii, aDrive)==KErrNone)
|
|
|
762 |
{
|
|
|
763 |
if (ii.iType!=EMediaNotPresent &&
|
|
|
764 |
ii.iType!=EMediaUnknown &&
|
|
|
765 |
ii.iType!=EMediaCdRom &&
|
|
|
766 |
ii.iType!=EMediaRom)
|
|
|
767 |
{ // memory card
|
|
|
768 |
isOK=ETrue;
|
|
|
769 |
}
|
|
|
770 |
}
|
|
|
771 |
|
|
|
772 |
|
|
|
773 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- IsDriveMMC end"));
|
|
|
774 |
return isOK;
|
|
|
775 |
}
|
|
|
776 |
|
|
|
777 |
|
|
|
778 |
void SGEngine::CapturingFinishedL(TInt aErr)
|
|
|
779 |
{
|
|
|
780 |
|
|
|
781 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- CapturingFinished start"));
|
|
|
782 |
// display a global query to show the results
|
|
|
783 |
|
|
|
784 |
if (aErr == KErrNone)
|
|
|
785 |
{
|
|
|
786 |
switch (iGrabSettings.iCaptureMode)
|
|
|
787 |
{
|
|
|
788 |
case ECaptureModeSingleCapture:
|
|
|
789 |
{
|
|
|
790 |
iEngineWrapper->ShowImageCapturedNote();
|
|
|
791 |
}
|
|
|
792 |
break;
|
|
|
793 |
|
|
|
794 |
case ECaptureModeSequantialCapture:
|
|
|
795 |
{
|
|
|
796 |
iEngineWrapper->ShowSequantialImagesCapturedNote(iNumberOfTakenShots);
|
|
|
797 |
}
|
|
|
798 |
break;
|
|
|
799 |
|
|
|
800 |
case ECaptureModeVideoCapture:
|
|
|
801 |
{
|
|
|
802 |
iEngineWrapper->ShowVideoCapturedNote();
|
|
|
803 |
}
|
|
|
804 |
break;
|
|
|
805 |
|
|
|
806 |
default:
|
|
|
807 |
User::Panic(_L("Inv.capt.mode"), 51);
|
|
|
808 |
break;
|
|
|
809 |
}
|
|
|
810 |
|
|
|
811 |
}
|
|
|
812 |
else
|
|
|
813 |
{
|
|
|
814 |
|
|
|
815 |
// Get error message with CTextResolver
|
|
|
816 |
CTextResolver* textResolver = CTextResolver::NewLC();
|
|
|
817 |
iEngineWrapper->ShowErrorMessage(textResolver->ResolveErrorString(aErr));
|
|
|
818 |
|
|
|
819 |
CleanupStack::PopAndDestroy(); //textResolver
|
|
|
820 |
|
|
|
821 |
}
|
|
|
822 |
|
|
|
823 |
// capturing can now be restarted
|
|
|
824 |
iState = EIdle;
|
|
|
825 |
iCapturingInProgress = EFalse;
|
|
|
826 |
iStopCapturing = EFalse;
|
|
|
827 |
|
|
|
828 |
// reset values
|
|
|
829 |
iNumberOfTakenShots = 0;
|
|
|
830 |
iCurrentFrameNumber = 0;
|
|
|
831 |
iVideoFrameArray->Reset();
|
|
|
832 |
|
|
|
833 |
|
|
|
834 |
iState = EQueryDelay;
|
|
|
835 |
iTimer.After(iStatus, 2000000);
|
|
|
836 |
SetActive();
|
|
|
837 |
|
|
|
838 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- capturingfinished end"));
|
|
|
839 |
|
|
|
840 |
}
|
|
|
841 |
|
|
|
842 |
|
|
|
843 |
#if defined(HB_QT_S60_EVENT_FILTER)
|
|
|
844 |
TBool SGEngine::HandleCaptureCommandsL(const TWsEvent* aEvent)
|
|
|
845 |
{
|
|
|
846 |
#else
|
|
|
847 |
TBool SGEngine::HandleCaptureCommandsL(const QSymbianEvent *event)
|
|
|
848 |
{
|
|
|
849 |
if (event->type() != QSymbianEvent::WindowServerEvent) {
|
|
|
850 |
return ETrue; //continueEventLoop
|
|
|
851 |
}
|
|
|
852 |
const TWsEvent *aEvent = event->windowServerEvent();
|
|
|
853 |
#endif
|
|
|
854 |
|
|
|
855 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- HandleCaptureCommand start"));
|
|
|
856 |
|
|
|
857 |
|
|
|
858 |
TBool continueEventLoop(ETrue);
|
|
|
859 |
|
|
|
860 |
// get hotkey of the capture
|
|
|
861 |
TInt captureHotkey(0);
|
|
|
862 |
if (iGrabSettings.iCaptureMode == ECaptureModeSingleCapture)
|
|
|
863 |
captureHotkey = iGrabSettings.iSingleCaptureHotkey;
|
|
|
864 |
else if (iGrabSettings.iCaptureMode == ECaptureModeSequantialCapture)
|
|
|
865 |
captureHotkey = iGrabSettings.iSequantialCaptureHotkey;
|
|
|
866 |
else if (iGrabSettings.iCaptureMode == ECaptureModeVideoCapture)
|
|
|
867 |
captureHotkey = iGrabSettings.iVideoCaptureHotkey;
|
|
|
868 |
else
|
|
|
869 |
User::Panic(_L("Wrong mode"), 41);
|
|
|
870 |
|
|
|
871 |
// ignore any errors
|
|
|
872 |
if (aEvent->Type()==EEventErrorMessage)
|
|
|
873 |
{
|
|
|
874 |
// error
|
|
|
875 |
}
|
|
|
876 |
|
|
|
877 |
|
|
|
878 |
// handle captured keys, we are interested here only of the keydown events
|
|
|
879 |
else
|
|
|
880 |
|
|
|
881 |
if (
|
|
|
882 |
( captureHotkey == EHotkeySendKey &&
|
|
|
883 |
aEvent->Type()==EEventKeyDown && aEvent->Key()->iScanCode==EStdKeyYes )
|
|
|
884 |
||
|
|
|
885 |
( captureHotkey == EHotkeyPowerKey &&
|
|
|
886 |
aEvent->Type()==EEventKeyDown && aEvent->Key()->iScanCode==EStdKeyDevice2 )
|
|
|
887 |
||
|
|
|
888 |
( captureHotkey == EHotkeySideKey &&
|
|
|
889 |
aEvent->Type()==EEventKeyDown && aEvent->Key()->iScanCode==EStdKeyDevice6 )
|
|
|
890 |
||
|
|
|
891 |
( captureHotkey == EHotkeyCameraKey1 &&
|
|
|
892 |
aEvent->Type()==EEventKeyDown && aEvent->Key()->iScanCode==EStdKeyDevice7 )
|
|
|
893 |
)
|
|
|
894 |
{
|
|
|
895 |
|
|
|
896 |
// check if already capturing images in sequence
|
|
|
897 |
if ( iCapturingInProgress && !iStopCapturing && iNumberOfTakenShots!=0 && iGrabSettings.iCaptureMode == ECaptureModeSequantialCapture )
|
|
|
898 |
{
|
|
|
899 |
// asking to stop capturing
|
|
|
900 |
iStopCapturing = ETrue;
|
|
|
901 |
|
|
|
902 |
// cancel the active object, this will cancel any timer delays and ICL stuff
|
|
|
903 |
Cancel();
|
|
|
904 |
|
|
|
905 |
// set status
|
|
|
906 |
iState = ECancelCapturing;
|
|
|
907 |
|
|
|
908 |
// jump smoothly to RunL()
|
|
|
909 |
iTimer.After(iStatus, 50);
|
|
|
910 |
SetActive();
|
|
|
911 |
|
|
|
912 |
// do not continue the event loop in HandleWsEventL for these events
|
|
|
913 |
continueEventLoop = EFalse;
|
|
|
914 |
}
|
|
|
915 |
|
|
|
916 |
// check if already capturing video
|
|
|
917 |
else if ( iCapturingInProgress && !iStopCapturing && iGrabSettings.iCaptureMode == ECaptureModeVideoCapture )
|
|
|
918 |
{
|
|
|
919 |
// asking to stop capturing
|
|
|
920 |
iStopCapturing = ETrue;
|
|
|
921 |
|
|
|
922 |
// cancel the active object, this will cancel any timer delays and ICL stuff
|
|
|
923 |
Cancel();
|
|
|
924 |
|
|
|
925 |
// set status
|
|
|
926 |
iState = ECancelVideoCapturing;
|
|
|
927 |
|
|
|
928 |
// jump smoothly to RunL()
|
|
|
929 |
iTimer.After(iStatus, 50);
|
|
|
930 |
SetActive();
|
|
|
931 |
|
|
|
932 |
// do not continue the event loop in HandleWsEventL for these events
|
|
|
933 |
continueEventLoop = EFalse;
|
|
|
934 |
}
|
|
|
935 |
else if (!iCapturingInProgress && (iGrabSettings.iCaptureMode == ECaptureModeSingleCapture || iGrabSettings.iCaptureMode == ECaptureModeSequantialCapture ))
|
|
|
936 |
{
|
|
|
937 |
|
|
|
938 |
// take a screen shot and save it
|
|
|
939 |
if( TakeScreenShotAndSaveL())
|
|
|
940 |
{
|
|
|
941 |
// not capturing anything, so start doing that
|
|
|
942 |
iCapturingInProgress = ETrue;
|
|
|
943 |
// do not continue the event loop in HandleWsEventL for these events
|
|
|
944 |
continueEventLoop = EFalse;
|
|
|
945 |
}
|
|
|
946 |
}
|
|
|
947 |
|
|
|
948 |
else if (!iCapturingInProgress && iGrabSettings.iCaptureMode == ECaptureModeVideoCapture )
|
|
|
949 |
{
|
|
|
950 |
// not capturing anything, so start doing that
|
|
|
951 |
iCapturingInProgress = ETrue;
|
|
|
952 |
|
|
|
953 |
// clean temporary files
|
|
|
954 |
TRAP_IGNORE( CleanTemporaryFilesL() );
|
|
|
955 |
|
|
|
956 |
// get initial dimensions for the video
|
|
|
957 |
CWsScreenDevice* screenDevice = new(ELeave) CWsScreenDevice ( CEikonEnv::Static()->WsSession() );
|
|
|
958 |
CleanupStack::PushL(screenDevice);
|
|
|
959 |
|
|
|
960 |
User::LeaveIfError( screenDevice->Construct( CEikonEnv::Static()->WsSession().GetFocusScreen() ) );
|
|
|
961 |
|
|
|
962 |
iVideoDimensions = screenDevice->SizeInPixels();
|
|
|
963 |
iPreviousFrameScreenDimension = screenDevice->SizeInPixels();
|
|
|
964 |
CleanupStack::PopAndDestroy(); // screenDevice
|
|
|
965 |
|
|
|
966 |
// capture the first frame
|
|
|
967 |
CaptureFrameForVideoL();
|
|
|
968 |
|
|
|
969 |
// do not continue the event loop in HandleWsEventL for these events
|
|
|
970 |
continueEventLoop = EFalse;
|
|
|
971 |
}
|
|
|
972 |
|
|
|
973 |
}
|
|
|
974 |
|
|
|
975 |
// catch other event types as well so that we can ignore them
|
|
|
976 |
else if (
|
|
|
977 |
( captureHotkey == EHotkeySendKey &&
|
|
|
978 |
aEvent->Key()->iScanCode==EStdKeyYes )
|
|
|
979 |
||
|
|
|
980 |
( captureHotkey == EHotkeyPowerKey &&
|
|
|
981 |
aEvent->Key()->iScanCode==EStdKeyDevice2 )
|
|
|
982 |
||
|
|
|
983 |
( captureHotkey == EHotkeySideKey &&
|
|
|
984 |
aEvent->Key()->iScanCode==EStdKeyDevice6 )
|
|
|
985 |
||
|
|
|
986 |
( captureHotkey == EHotkeyCameraKey1 &&
|
|
|
987 |
aEvent->Key()->iScanCode==EStdKeyDevice7 )
|
|
|
988 |
)
|
|
|
989 |
{
|
|
|
990 |
// do not continue the event loop in HandleWsEventL for these events
|
|
|
991 |
continueEventLoop = EFalse;
|
|
|
992 |
}
|
|
|
993 |
|
|
|
994 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- HandleCapturcommand end"));
|
|
|
995 |
|
|
|
996 |
|
|
|
997 |
return continueEventLoop;
|
|
|
998 |
|
|
|
999 |
}
|
|
|
1000 |
|
|
|
1001 |
// ---------------------------------------------------------------------------
|
|
|
1002 |
|
|
|
1003 |
void SGEngine::CleanTemporaryFilesL()
|
|
|
1004 |
{
|
|
|
1005 |
|
|
|
1006 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- CleanTempFiles start"));
|
|
|
1007 |
|
|
|
1008 |
// delete temporary files from C and D drives
|
|
|
1009 |
CFileMan* fileMan = CFileMan::NewL(iFileSession);
|
|
|
1010 |
|
|
|
1011 |
TFileName delFilesPath;
|
|
|
1012 |
|
|
|
1013 |
for (TInt i=0; i<1; i++)
|
|
|
1014 |
{
|
|
|
1015 |
delFilesPath.Copy(KNullDesC);
|
|
|
1016 |
delFilesPath.Append('C'+i);
|
|
|
1017 |
delFilesPath.Append(_L(":"));
|
|
|
1018 |
delFilesPath.Append(KSGTemporaryDirectory);
|
|
|
1019 |
delFilesPath.Append(_L("*.$$$"));
|
|
|
1020 |
|
|
|
1021 |
fileMan->Delete(delFilesPath);
|
|
|
1022 |
}
|
|
|
1023 |
|
|
|
1024 |
delete fileMan;
|
|
|
1025 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- CleanTempfile end"));
|
|
|
1026 |
|
|
|
1027 |
}
|
|
|
1028 |
|
|
|
1029 |
// ---------------------------------------------------------------------------
|
|
|
1030 |
|
|
|
1031 |
void SGEngine::ActivateModelL()
|
|
|
1032 |
{
|
|
|
1033 |
// clean temporary files
|
|
|
1034 |
TRAP_IGNORE( CleanTemporaryFilesL() );
|
|
|
1035 |
|
|
|
1036 |
// load settings
|
|
|
1037 |
TRAP_IGNORE( LoadSettingsL() );
|
|
|
1038 |
|
|
|
1039 |
// start capturing
|
|
|
1040 |
ActivateCaptureKeysL();
|
|
|
1041 |
}
|
|
|
1042 |
|
|
|
1043 |
// ---------------------------------------------------------------------------
|
|
|
1044 |
|
|
|
1045 |
void SGEngine::DeActivateModelL()
|
|
|
1046 |
{
|
|
|
1047 |
|
|
|
1048 |
CancelCapturing();
|
|
|
1049 |
|
|
|
1050 |
// for a faster exit, send the application to background
|
|
|
1051 |
TApaTask selfTask(CEikonEnv::Static()->WsSession());
|
|
|
1052 |
selfTask.SetWgId(iRootWin.Identifier());
|
|
|
1053 |
selfTask.SendToBackground();
|
|
|
1054 |
|
|
|
1055 |
|
|
|
1056 |
}
|
|
|
1057 |
|
|
|
1058 |
// ---------------------------------------------------------------------------
|
|
|
1059 |
|
|
|
1060 |
|
|
|
1061 |
void SGEngine::CaptureFrameForVideoL()
|
|
|
1062 |
{
|
|
|
1063 |
|
|
|
1064 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- CaptureFrameforvide start"));
|
|
|
1065 |
// record time
|
|
|
1066 |
TTime timeNow;
|
|
|
1067 |
timeNow.HomeTime();
|
|
|
1068 |
|
|
|
1069 |
// take a screen shot
|
|
|
1070 |
CFbsBitmap* currentCapturedBitmap = new(ELeave) CFbsBitmap;
|
|
|
1071 |
CleanupStack::PushL(currentCapturedBitmap);
|
|
|
1072 |
|
|
|
1073 |
CWsScreenDevice* screenDevice = new(ELeave) CWsScreenDevice( CEikonEnv::Static()->WsSession() );
|
|
|
1074 |
CleanupStack::PushL( screenDevice );
|
|
|
1075 |
User::LeaveIfError( screenDevice->Construct( CEikonEnv::Static()->WsSession().GetFocusScreen() ) );
|
|
|
1076 |
|
|
|
1077 |
TSize currentScreenSize = screenDevice->SizeInPixels();
|
|
|
1078 |
|
|
|
1079 |
User::LeaveIfError( currentCapturedBitmap->Create(currentScreenSize, EColor256) );
|
|
|
1080 |
User::LeaveIfError( screenDevice->CopyScreenToBitmap(currentCapturedBitmap) );
|
|
|
1081 |
CleanupStack::PopAndDestroy(); // screenDevice
|
|
|
1082 |
|
|
|
1083 |
// grow video's dimensions if the size has changed
|
|
|
1084 |
if (currentScreenSize.iWidth > iVideoDimensions.iWidth)
|
|
|
1085 |
{
|
|
|
1086 |
iVideoDimensions.iWidth = currentScreenSize.iWidth;
|
|
|
1087 |
}
|
|
|
1088 |
if (currentScreenSize.iHeight > iVideoDimensions.iHeight)
|
|
|
1089 |
{
|
|
|
1090 |
iVideoDimensions.iHeight = currentScreenSize.iHeight;
|
|
|
1091 |
}
|
|
|
1092 |
|
|
|
1093 |
TInt64 currentDelay(0);
|
|
|
1094 |
|
|
|
1095 |
|
|
|
1096 |
// create a new frame
|
|
|
1097 |
TVideoFrame frame;
|
|
|
1098 |
frame.iDelay = 500; // use default delay 5.00 secs
|
|
|
1099 |
|
|
|
1100 |
// get info of the RAM drive
|
|
|
1101 |
TDriveNumber ramDrive = EDriveD;
|
|
|
1102 |
TVolumeInfo ramDriveInfo;
|
|
|
1103 |
iFileSession.Volume(ramDriveInfo, ramDrive);
|
|
|
1104 |
|
|
|
1105 |
// init the directory for saving the file, preferably use ram drive if there is enough disk space, otherwise use always C drive
|
|
|
1106 |
TFileName tempDirectory;
|
|
|
1107 |
TFileName sessionPath;
|
|
|
1108 |
|
|
|
1109 |
if (ramDriveInfo.iFree > (iVideoDimensions.iWidth*iVideoDimensions.iHeight+50000))
|
|
|
1110 |
sessionPath.Copy( _L("D:") );
|
|
|
1111 |
else
|
|
|
1112 |
sessionPath.Copy( _L("C:") );
|
|
|
1113 |
|
|
|
1114 |
sessionPath.Append(KSGTemporaryDirectory);
|
|
|
1115 |
tempDirectory.Copy(KSGTemporaryDirectory);
|
|
|
1116 |
|
|
|
1117 |
iFileSession.MkDirAll(sessionPath);
|
|
|
1118 |
iFileSession.SetSessionPath(sessionPath);
|
|
|
1119 |
|
|
|
1120 |
// create a temp file, path to the bitmap is saved automatically to frame.iFileStorePath
|
|
|
1121 |
RFile file;
|
|
|
1122 |
User::LeaveIfError( file.Temp(iFileSession, tempDirectory, frame.iFileStorePath, EFileWrite) );
|
|
|
1123 |
RFileWriteStream writeStream(file);
|
|
|
1124 |
|
|
|
1125 |
TBool ignoreFrame(EFalse);
|
|
|
1126 |
|
|
|
1127 |
// check if is this the first frame
|
|
|
1128 |
if (iCurrentFrameNumber == 0)
|
|
|
1129 |
{
|
|
|
1130 |
// first frame is always the full one
|
|
|
1131 |
frame.iWidth = currentScreenSize.iWidth;
|
|
|
1132 |
frame.iHeight = currentScreenSize.iHeight;
|
|
|
1133 |
frame.iXPos = 0;
|
|
|
1134 |
frame.iYPos = 0;
|
|
|
1135 |
frame.iEnableTransparency = EFalse;
|
|
|
1136 |
frame.iFillsWholeScreen = ETrue;
|
|
|
1137 |
|
|
|
1138 |
currentCapturedBitmap->ExternalizeL(writeStream);
|
|
|
1139 |
|
|
|
1140 |
}
|
|
|
1141 |
|
|
|
1142 |
else
|
|
|
1143 |
{
|
|
|
1144 |
// next frame is a difference between the previous one
|
|
|
1145 |
currentDelay = timeNow.MicroSecondsFrom(iPreviousFrameTaken).Int64();
|
|
|
1146 |
|
|
|
1147 |
// get reference to previos frame
|
|
|
1148 |
TVideoFrame& prevFrame = iVideoFrameArray->At(iVideoFrameArray->Count()-1);
|
|
|
1149 |
|
|
|
1150 |
|
|
|
1151 |
// check if video dimensions have changed
|
|
|
1152 |
if (currentScreenSize.iWidth != iPreviousFrameScreenDimension.iWidth
|
|
|
1153 |
|| currentScreenSize.iHeight != iPreviousFrameScreenDimension.iHeight)
|
|
|
1154 |
{
|
|
|
1155 |
// dimensions have changed -> save a full bitmap
|
|
|
1156 |
frame.iWidth = currentScreenSize.iWidth;
|
|
|
1157 |
frame.iHeight = currentScreenSize.iHeight;
|
|
|
1158 |
frame.iXPos = 0;
|
|
|
1159 |
frame.iYPos = 0;
|
|
|
1160 |
frame.iEnableTransparency = EFalse;
|
|
|
1161 |
frame.iFillsWholeScreen = ETrue;
|
|
|
1162 |
|
|
|
1163 |
currentCapturedBitmap->ExternalizeL(writeStream);
|
|
|
1164 |
|
|
|
1165 |
// update the previous frame to contain the new delay value
|
|
|
1166 |
prevFrame.iDelay = TUint( (double) currentDelay / 10000 );
|
|
|
1167 |
}
|
|
|
1168 |
|
|
|
1169 |
else
|
|
|
1170 |
{
|
|
|
1171 |
// compare the bitmaps
|
|
|
1172 |
TUint bufSize = currentScreenSize.iWidth*3;
|
|
|
1173 |
HBufC8* curImgScanLineBuf = HBufC8::NewLC(bufSize);
|
|
|
1174 |
TPtr8 curImgScanLinePtr = curImgScanLineBuf->Des();
|
|
|
1175 |
HBufC8* prevImgScanLineBuf = HBufC8::NewLC(bufSize);
|
|
|
1176 |
TPtr8 prevImgScanLinePtr = prevImgScanLineBuf->Des();
|
|
|
1177 |
|
|
|
1178 |
TPoint pt(0,0);
|
|
|
1179 |
TBool differenceFound(EFalse);
|
|
|
1180 |
TPoint leftTopDifferencePoint(0,0);
|
|
|
1181 |
TPoint rightBottomDifferencePoint(currentScreenSize.iWidth,currentScreenSize.iHeight);
|
|
|
1182 |
|
|
|
1183 |
// scan the image from top to bottom
|
|
|
1184 |
for (TInt i=0; i<currentScreenSize.iHeight; i++)
|
|
|
1185 |
{
|
|
|
1186 |
pt.iY = i;
|
|
|
1187 |
|
|
|
1188 |
currentCapturedBitmap->GetScanLine(curImgScanLinePtr, pt, currentScreenSize.iWidth, EColor256);
|
|
|
1189 |
iPreviouslyCapturedBitmap->GetScanLine(prevImgScanLinePtr, pt, currentScreenSize.iWidth, EColor256);
|
|
|
1190 |
|
|
|
1191 |
if (curImgScanLinePtr != prevImgScanLinePtr)
|
|
|
1192 |
{
|
|
|
1193 |
differenceFound = ETrue;
|
|
|
1194 |
|
|
|
1195 |
// get the y-coordinate
|
|
|
1196 |
leftTopDifferencePoint.iY = i;
|
|
|
1197 |
|
|
|
1198 |
break;
|
|
|
1199 |
}
|
|
|
1200 |
}
|
|
|
1201 |
|
|
|
1202 |
if (differenceFound)
|
|
|
1203 |
{
|
|
|
1204 |
// now we know that there is some difference between those two captured frames,
|
|
|
1205 |
// get the bottom value by scaning from bottom to top
|
|
|
1206 |
for (TInt i=currentScreenSize.iHeight-1; i>=0; i--)
|
|
|
1207 |
{
|
|
|
1208 |
pt.iY = i;
|
|
|
1209 |
|
|
|
1210 |
currentCapturedBitmap->GetScanLine(curImgScanLinePtr, pt, currentScreenSize.iWidth, EColor256);
|
|
|
1211 |
iPreviouslyCapturedBitmap->GetScanLine(prevImgScanLinePtr, pt, currentScreenSize.iWidth, EColor256);
|
|
|
1212 |
|
|
|
1213 |
if (curImgScanLinePtr != prevImgScanLinePtr)
|
|
|
1214 |
{
|
|
|
1215 |
// get the y-coordinate
|
|
|
1216 |
rightBottomDifferencePoint.iY = i+1;
|
|
|
1217 |
|
|
|
1218 |
break;
|
|
|
1219 |
}
|
|
|
1220 |
}
|
|
|
1221 |
|
|
|
1222 |
// check that the height of the cropped image will be at least 1
|
|
|
1223 |
if (rightBottomDifferencePoint.iY <= leftTopDifferencePoint.iY)
|
|
|
1224 |
rightBottomDifferencePoint.iY = leftTopDifferencePoint.iY+1;
|
|
|
1225 |
|
|
|
1226 |
|
|
|
1227 |
// get also the x-coordinates by scanning vertical scan lines
|
|
|
1228 |
bufSize = currentScreenSize.iHeight*3;
|
|
|
1229 |
HBufC8* curImgVerticalScanLineBuf = HBufC8::NewLC(bufSize);
|
|
|
1230 |
TPtr8 curImgVerticalScanLinePtr = curImgVerticalScanLineBuf->Des();
|
|
|
1231 |
HBufC8* prevImgVerticalScanLineBuf = HBufC8::NewLC(bufSize);
|
|
|
1232 |
TPtr8 prevImgVerticalScanLinePtr = prevImgVerticalScanLineBuf->Des();
|
|
|
1233 |
|
|
|
1234 |
// first scan by from left to right
|
|
|
1235 |
for (TInt i=0; i<currentScreenSize.iWidth; i++)
|
|
|
1236 |
{
|
|
|
1237 |
currentCapturedBitmap->GetVerticalScanLine(curImgVerticalScanLinePtr, i, EColor256);
|
|
|
1238 |
iPreviouslyCapturedBitmap->GetVerticalScanLine(prevImgVerticalScanLinePtr, i, EColor256);
|
|
|
1239 |
|
|
|
1240 |
if (curImgVerticalScanLinePtr != prevImgVerticalScanLinePtr)
|
|
|
1241 |
{
|
|
|
1242 |
leftTopDifferencePoint.iX = i;
|
|
|
1243 |
break;
|
|
|
1244 |
}
|
|
|
1245 |
}
|
|
|
1246 |
|
|
|
1247 |
// finally scan from right to left
|
|
|
1248 |
for (TInt i=currentScreenSize.iWidth-1; i>=0; i--)
|
|
|
1249 |
{
|
|
|
1250 |
currentCapturedBitmap->GetVerticalScanLine(curImgVerticalScanLinePtr, i, EColor256);
|
|
|
1251 |
iPreviouslyCapturedBitmap->GetVerticalScanLine(prevImgVerticalScanLinePtr, i, EColor256);
|
|
|
1252 |
|
|
|
1253 |
if (curImgVerticalScanLinePtr != prevImgVerticalScanLinePtr)
|
|
|
1254 |
{
|
|
|
1255 |
rightBottomDifferencePoint.iX = i+1;
|
|
|
1256 |
break;
|
|
|
1257 |
}
|
|
|
1258 |
}
|
|
|
1259 |
|
|
|
1260 |
CleanupStack::PopAndDestroy(2); //curImgVerticalScanLineBuf,prevImgVerticalScanLineBuf
|
|
|
1261 |
|
|
|
1262 |
|
|
|
1263 |
// check that the width of the cropped image will be at least 1
|
|
|
1264 |
if (rightBottomDifferencePoint.iX <= leftTopDifferencePoint.iX)
|
|
|
1265 |
rightBottomDifferencePoint.iX = leftTopDifferencePoint.iX+1;
|
|
|
1266 |
|
|
|
1267 |
|
|
|
1268 |
// record dimensions and position of the image
|
|
|
1269 |
frame.iWidth = rightBottomDifferencePoint.iX - leftTopDifferencePoint.iX;
|
|
|
1270 |
frame.iHeight = rightBottomDifferencePoint.iY - leftTopDifferencePoint.iY;
|
|
|
1271 |
frame.iXPos = leftTopDifferencePoint.iX;
|
|
|
1272 |
frame.iYPos = leftTopDifferencePoint.iY;
|
|
|
1273 |
frame.iEnableTransparency = ETrue;
|
|
|
1274 |
frame.iFillsWholeScreen = EFalse;
|
|
|
1275 |
|
|
|
1276 |
|
|
|
1277 |
// take a copy of the current frame
|
|
|
1278 |
CFbsBitmap* workingBitmap = new(ELeave) CFbsBitmap;
|
|
|
1279 |
CleanupStack::PushL(workingBitmap);
|
|
|
1280 |
User::LeaveIfError( workingBitmap->Create(currentScreenSize, EColor256) );
|
|
|
1281 |
|
|
|
1282 |
bufSize = currentScreenSize.iWidth*3;
|
|
|
1283 |
HBufC8* tempScanLineBuf = HBufC8::NewLC(bufSize);
|
|
|
1284 |
TPtr8 tempScanLinePtr = tempScanLineBuf->Des();
|
|
|
1285 |
|
|
|
1286 |
for (TInt i=0; i<currentScreenSize.iHeight; i++)
|
|
|
1287 |
{
|
|
|
1288 |
pt.iY = i;
|
|
|
1289 |
currentCapturedBitmap->GetScanLine(tempScanLinePtr, pt, currentScreenSize.iWidth, EColor256);
|
|
|
1290 |
workingBitmap->SetScanLine(tempScanLinePtr, i);
|
|
|
1291 |
}
|
|
|
1292 |
|
|
|
1293 |
CleanupStack::PopAndDestroy(); //tempScanLineBuf
|
|
|
1294 |
|
|
|
1295 |
|
|
|
1296 |
// mark the non-changed areas with transparency color
|
|
|
1297 |
TUint8* curPtr = NULL;
|
|
|
1298 |
TUint8* prevPtr = NULL;
|
|
|
1299 |
for (TInt i=frame.iYPos; i<frame.iYPos+frame.iHeight; i++)
|
|
|
1300 |
{
|
|
|
1301 |
pt.iY = i;
|
|
|
1302 |
|
|
|
1303 |
workingBitmap->GetScanLine(curImgScanLinePtr, pt, currentScreenSize.iWidth, EColor256);
|
|
|
1304 |
iPreviouslyCapturedBitmap->GetScanLine(prevImgScanLinePtr, pt, currentScreenSize.iWidth, EColor256);
|
|
|
1305 |
|
|
|
1306 |
// check single pixels in the scanline
|
|
|
1307 |
for (TInt j=frame.iXPos; j<frame.iXPos+frame.iWidth; j++)
|
|
|
1308 |
{
|
|
|
1309 |
curPtr = &curImgScanLinePtr[j];
|
|
|
1310 |
prevPtr = &prevImgScanLinePtr[j];
|
|
|
1311 |
|
|
|
1312 |
// check that our transparency index isn't already in use
|
|
|
1313 |
if (curPtr[0] == TRANSPARENCY_INDEX)
|
|
|
1314 |
curPtr[0] = TRANSPARENCY_ALTERNATIVE_INDEX;
|
|
|
1315 |
|
|
|
1316 |
// replace with transparency index if there is no change compared to the previous frame
|
|
|
1317 |
if (curPtr[0] == prevPtr[0])
|
|
|
1318 |
curPtr[0] = TRANSPARENCY_INDEX;
|
|
|
1319 |
}
|
|
|
1320 |
|
|
|
1321 |
// set new scanline
|
|
|
1322 |
workingBitmap->SetScanLine(curImgScanLinePtr, i);
|
|
|
1323 |
}
|
|
|
1324 |
|
|
|
1325 |
|
|
|
1326 |
// externalize the bitmap
|
|
|
1327 |
TRect changedRect(leftTopDifferencePoint, rightBottomDifferencePoint);
|
|
|
1328 |
workingBitmap->ExternalizeRectangleL(writeStream, changedRect);
|
|
|
1329 |
|
|
|
1330 |
CleanupStack::PopAndDestroy(); //workingBitmap
|
|
|
1331 |
|
|
|
1332 |
// update the previous frame to contain the new delay value
|
|
|
1333 |
prevFrame.iDelay = TUint( (double) currentDelay / 10000 );
|
|
|
1334 |
}
|
|
|
1335 |
|
|
|
1336 |
else
|
|
|
1337 |
{
|
|
|
1338 |
// frames are identical, we can just ignore this one
|
|
|
1339 |
ignoreFrame = ETrue;
|
|
|
1340 |
}
|
|
|
1341 |
|
|
|
1342 |
CleanupStack::PopAndDestroy(2); //curImgScanLineBuf,prevImgScanLineBuf
|
|
|
1343 |
|
|
|
1344 |
} // if (videoDimensionsHaveChanged)
|
|
|
1345 |
|
|
|
1346 |
} //if (iCurrentFrameNumber == 0)
|
|
|
1347 |
|
|
|
1348 |
// close the stream
|
|
|
1349 |
writeStream.CommitL();
|
|
|
1350 |
writeStream.Close();
|
|
|
1351 |
file.Close();
|
|
|
1352 |
|
|
|
1353 |
|
|
|
1354 |
if (ignoreFrame)
|
|
|
1355 |
{
|
|
|
1356 |
// delete the temp file since we don't need that
|
|
|
1357 |
iFileSession.Delete(frame.iFileStorePath);
|
|
|
1358 |
}
|
|
|
1359 |
else
|
|
|
1360 |
{
|
|
|
1361 |
// remember for the next frame when this frame was taken
|
|
|
1362 |
iPreviousFrameTaken = timeNow;
|
|
|
1363 |
|
|
|
1364 |
// take a copy of currentCapturedBitmap to iPreviouslyCapturedBitmap
|
|
|
1365 |
User::LeaveIfError( iPreviouslyCapturedBitmap->Create(iVideoDimensions, EColor256) );
|
|
|
1366 |
|
|
|
1367 |
TPoint pt(0,0);
|
|
|
1368 |
HBufC8* tempScanLineBuf = HBufC8::NewMaxLC(iVideoDimensions.iWidth);
|
|
|
1369 |
TPtr8 tempScanLinePtr = tempScanLineBuf->Des();
|
|
|
1370 |
|
|
|
1371 |
for (TInt i=0; i<iVideoDimensions.iHeight; i++)
|
|
|
1372 |
{
|
|
|
1373 |
pt.iY = i;
|
|
|
1374 |
currentCapturedBitmap->GetScanLine(tempScanLinePtr, pt, iVideoDimensions.iWidth, EColor256);
|
|
|
1375 |
iPreviouslyCapturedBitmap->SetScanLine(tempScanLinePtr, i);
|
|
|
1376 |
}
|
|
|
1377 |
|
|
|
1378 |
CleanupStack::PopAndDestroy(); //tempScanLineBuf
|
|
|
1379 |
|
|
|
1380 |
// append frame information to the array
|
|
|
1381 |
iVideoFrameArray->AppendL(frame);
|
|
|
1382 |
|
|
|
1383 |
// remember screen size
|
|
|
1384 |
iPreviousFrameScreenDimension = currentScreenSize;
|
|
|
1385 |
}
|
|
|
1386 |
|
|
|
1387 |
|
|
|
1388 |
CleanupStack::PopAndDestroy(); //currentCapturedBitmap
|
|
|
1389 |
|
|
|
1390 |
|
|
|
1391 |
// set the state of the active object
|
|
|
1392 |
iState = ENextVideoFrame;
|
|
|
1393 |
|
|
|
1394 |
// check time spent on the work above (probably this is not so important)
|
|
|
1395 |
TTime timeNow2;
|
|
|
1396 |
timeNow2.HomeTime();
|
|
|
1397 |
TInt64 handlingDelay = timeNow2.MicroSecondsFrom(timeNow).Int64();
|
|
|
1398 |
|
|
|
1399 |
// calculate delay till next frame
|
|
|
1400 |
TUint idealDelay = VIDEO_CAPTURE_DELAY*1000;
|
|
|
1401 |
TInt usedDelay;
|
|
|
1402 |
if (currentDelay > idealDelay)
|
|
|
1403 |
usedDelay = idealDelay - (currentDelay - idealDelay) - handlingDelay;
|
|
|
1404 |
else
|
|
|
1405 |
usedDelay = idealDelay - handlingDelay;
|
|
|
1406 |
|
|
|
1407 |
// check that the delay is atleast minimum delay anyway
|
|
|
1408 |
if (usedDelay < VIDEO_CAPTURE_MINIMUM_DELAY*1000)
|
|
|
1409 |
usedDelay = VIDEO_CAPTURE_MINIMUM_DELAY*1000;
|
|
|
1410 |
|
|
|
1411 |
iTimer.After(iStatus, usedDelay);
|
|
|
1412 |
|
|
|
1413 |
// indicate an outstanding request
|
|
|
1414 |
SetActive();
|
|
|
1415 |
|
|
|
1416 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- Captureframeforvideo end"));
|
|
|
1417 |
|
|
|
1418 |
}
|
|
|
1419 |
|
|
|
1420 |
// ---------------------------------------------------------------------------
|
|
|
1421 |
|
|
|
1422 |
void SGEngine::SaveVideoL(TInt aErr)
|
|
|
1423 |
{
|
|
|
1424 |
|
|
|
1425 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- SaveVideo start"));
|
|
|
1426 |
|
|
|
1427 |
if (aErr)
|
|
|
1428 |
CapturingFinishedL(aErr);
|
|
|
1429 |
|
|
|
1430 |
else if (iGrabSettings.iVideoCaptureVideoFormat == EVideoFormatAnimatedGIF)
|
|
|
1431 |
{
|
|
|
1432 |
TInt err(KErrNone);
|
|
|
1433 |
|
|
|
1434 |
|
|
|
1435 |
iSaveFileName.Copy( PathInfo::PhoneMemoryRootPath() );
|
|
|
1436 |
if (iGrabSettings.iVideoCaptureMemoryInUseMultiDrive != 0)//something different as PhoneMemory (memory card or mass memory)
|
|
|
1437 |
{
|
|
|
1438 |
if (PathInfo::GetRootPath(iSaveFileName,EDriveY) != KErrNone || !DriveOK(EDriveY))
|
|
|
1439 |
{
|
|
|
1440 |
//we need to find first available memory card in EDriveE - EDriveY range
|
|
|
1441 |
for (TInt i = EDriveY; i>=EDriveE; i--)
|
|
|
1442 |
{
|
|
|
1443 |
if ( DriveOK((TDriveNumber)(i)))
|
|
|
1444 |
{
|
|
|
1445 |
if (IsDriveMMC((TDriveNumber)(i)))
|
|
|
1446 |
{
|
|
|
1447 |
PathInfo::GetRootPath(iSaveFileName, (TDriveNumber)(i));
|
|
|
1448 |
break;
|
|
|
1449 |
}
|
|
|
1450 |
}
|
|
|
1451 |
}
|
|
|
1452 |
}
|
|
|
1453 |
}
|
|
|
1454 |
|
|
|
1455 |
|
|
|
1456 |
iSaveFileName.Append( PathInfo::ImagesPath() ); // animated gif is actually an image, not a video
|
|
|
1457 |
iSaveFileName.Append( KScreenShotsSubDirectory );
|
|
|
1458 |
|
|
|
1459 |
// a quick check that filename is valid
|
|
|
1460 |
if (iGrabSettings.iVideoCaptureFileName.Length() > 0 && iGrabSettings.iVideoCaptureFileName.Length() <= 255)
|
|
|
1461 |
iSaveFileName.Append( iGrabSettings.iVideoCaptureFileName );
|
|
|
1462 |
else
|
|
|
1463 |
iSaveFileName.Append( KDefaultVideoFileName );
|
|
|
1464 |
|
|
|
1465 |
iSaveFileName.Append( _L(".gif") );
|
|
|
1466 |
|
|
|
1467 |
CApaApplication::GenerateFileName(iFileSession, iSaveFileName ); // unique filename
|
|
|
1468 |
|
|
|
1469 |
// create and save the gif animation
|
|
|
1470 |
err = CGifAnimator::CreateGifAnimation(iSaveFileName, iVideoDimensions, iVideoFrameArray, *iEngineWrapper);
|
|
|
1471 |
|
|
|
1472 |
// remove the saved file in case of errors since it's likely corrupted
|
|
|
1473 |
if (err != KErrNone)
|
|
|
1474 |
iFileSession.Delete(iSaveFileName);
|
|
|
1475 |
|
|
|
1476 |
CapturingFinishedL(err);
|
|
|
1477 |
}
|
|
|
1478 |
|
|
|
1479 |
else
|
|
|
1480 |
CapturingFinishedL(KErrNotSupported);
|
|
|
1481 |
|
|
|
1482 |
SC_DEBUG(_L("SCREENGRABBER ------------------------------------------------------- SaveVideo end"));
|
|
|
1483 |
}
|
|
|
1484 |
// ---------------------------------------------------------------------------
|
|
|
1485 |
|