--- a/videoeditorengine/vedengine/src/VedAudioClipInfoImp.cpp Fri Jan 29 14:08:33 2010 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,598 +0,0 @@
-/*
-* Copyright (c) 2010 Ixonos Plc.
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - Initial contribution
-*
-* Contributors:
-* Ixonos Plc
-*
-* Description:
-*
-*/
-
-
-
-#include "VedAudioClipInfoImp.h"
-#include "AudClip.h"
-#include "AudClipInfo.h"
-
-#include "movieprocessor.h"
-
-// Print macro
-#ifdef _DEBUG
-#include <e32svr.h>
-#define PRINT(x) RDebug::Print x
-#else
-#define PRINT(x)
-#endif
-
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfo::NewL
-// Constructs a new CVedAudioClipInfo object
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-EXPORT_C CVedAudioClipInfo* CVedAudioClipInfo::NewL(const TDesC& aFileName,
- MVedAudioClipInfoObserver& aObserver)
- {
- CVedAudioClipInfoImp* self = (CVedAudioClipInfoImp*)NewLC(aFileName, aObserver);
- CleanupStack::Pop(self);
- return self;
- }
-
-EXPORT_C CVedAudioClipInfo* CVedAudioClipInfo::NewL(RFile* aFileHandle,
- MVedAudioClipInfoObserver& aObserver)
- {
- CVedAudioClipInfoImp* self = (CVedAudioClipInfoImp*)NewLC(aFileHandle, aObserver);
- CleanupStack::Pop(self);
- return self;
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfo::NewLC
-// Constructs a new CVedAudioClipInfo object, leaves it to cleanupstack
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-EXPORT_C CVedAudioClipInfo* CVedAudioClipInfo::NewLC(const TDesC& aFileName,
- MVedAudioClipInfoObserver& aObserver)
- {
- CVedAudioClipInfoImp* self = new (ELeave) CVedAudioClipInfoImp();
- CleanupStack::PushL(self);
- self->ConstructL(aFileName, aObserver);
- return self;
- }
-
-EXPORT_C CVedAudioClipInfo* CVedAudioClipInfo::NewLC(RFile* aFileHandle,
- MVedAudioClipInfoObserver& aObserver)
- {
- CVedAudioClipInfoImp* self = new (ELeave) CVedAudioClipInfoImp();
- CleanupStack::PushL(self);
- self->ConstructL(aFileHandle, aObserver);
- return self;
- }
-
-
-CVedAudioClipInfoImp* CVedAudioClipInfoImp::NewL(CAudClip* aAudClip,
- MVedAudioClipInfoObserver& aObserver)
- {
- CVedAudioClipInfoImp* self = (CVedAudioClipInfoImp*)NewLC(aAudClip, aObserver);
- CleanupStack::Pop(self);
- return self;
- }
-
-
-CVedAudioClipInfoImp* CVedAudioClipInfoImp::NewLC(CAudClip* aAudClip,
- MVedAudioClipInfoObserver& aObserver)
- {
- CVedAudioClipInfoImp* self = new (ELeave) CVedAudioClipInfoImp();
- CleanupStack::PushL(self);
- self->ConstructL(aAudClip, aObserver);
- return self;
- }
-
-
-// -----------------------------------------------------------------------------
-
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfo::CVedAudioClipInfoImp
-// Constuctor
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-CVedAudioClipInfoImp::CVedAudioClipInfoImp()
- : iReady(EFalse)
- {
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::ConstructL
-// Symbian two phased constructor.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-
-void CVedAudioClipInfoImp::ConstructL(CAudClip* aAudClip,
- MVedAudioClipInfoObserver& aObserver)
- {
- PRINT(_L("CVedAudioClipInfoImp::ConstructL in"));
- iAudClip = aAudClip;
- iAudClipInfo = iAudClip->Info();
- iAudioProperties = iAudClipInfo->Properties();
- iReady = ETrue;
- iObserver = &aObserver;
- iOperation = CVedAudioClipInfoOperation::NewL(this, aObserver);
- PRINT(_L("CVedAudioClipInfoImp::ConstructL out"));
- }
-
-void CVedAudioClipInfoImp::ConstructL(const TDesC& aFileName,
- MVedAudioClipInfoObserver& aObserver)
- {
-
- PRINT(_L("CVedAudioClipInfoImp::ConstructL in"));
- iReady = EFalse;
- iAudClipInfo = CAudClipInfo::NewL(aFileName, *this);
-
- iObserver = &aObserver;
- PRINT(_L("CVedAudioClipInfoImp::ConstructL out"));
- }
-
-void CVedAudioClipInfoImp::ConstructL(RFile* aFileHandle,
- MVedAudioClipInfoObserver& aObserver)
- {
-
- PRINT(_L("CVedAudioClipInfoImp::ConstructL in"));
- iReady = EFalse;
- iAudClipInfo = CAudClipInfo::NewL(aFileHandle, *this);
-
- iObserver = &aObserver;
- PRINT(_L("CVedAudioClipInfoImp::ConstructL out"));
- }
-
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::~CVedAudioClipInfoImp
-// Destroys the object and releases all resources.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-CVedAudioClipInfoImp::~CVedAudioClipInfoImp()
- {
-
- if (iAudClipInfo != 0 && !iAudClip)
- {
- delete iAudClipInfo;
- }
-
- delete iOperation;
- REComSession::FinalClose();
- }
-
-
-void CVedAudioClipInfoImp::NotifyClipInfoReady(CAudClipInfo& aInfo, TInt aError)
- {
- if (aError == KErrNone)
- {
- iAudioProperties = aInfo.Properties();
- iReady = ETrue;
- }
-
- iObserver->NotifyAudioClipInfoReady(*this, aError);
- }
-
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::ChannelMode
-// Returns the channel mode of the audio if applicable.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-TVedAudioChannelMode CVedAudioClipInfoImp::ChannelMode() const
- {
-
- __ASSERT_ALWAYS(iReady, TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady));
-
- TVedAudioChannelMode vedChannelMode = EVedAudioChannelModeUnrecognized;
- if (iAudioProperties.iChannelMode == EAudStereo)
- {
- vedChannelMode = EVedAudioChannelModeStereo;
- }
- else if (iAudioProperties.iChannelMode == EAudSingleChannel)
- {
- vedChannelMode = EVedAudioChannelModeSingleChannel;
- }
- else if (iAudioProperties.iChannelMode == EAudDualChannel)
- {
- vedChannelMode = EVedAudioChannelModeDualChannel;
- }
-
- return vedChannelMode;
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::SamplingRate
-// Returns the sampling rate in hertz.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-TInt CVedAudioClipInfoImp::SamplingRate() const
- {
-
- __ASSERT_ALWAYS(iReady, TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady));
-
- return iAudioProperties.iSamplingRate;
-
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::Format
-// Returns the audio format
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-TVedAudioFormat CVedAudioClipInfoImp::Format() const
- {
- __ASSERT_ALWAYS(iReady,
- TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady));
-
- TVedAudioFormat vedAudioFormat = EVedAudioFormatUnrecognized;
-
- switch(iAudioProperties.iFileFormat)
- {
- case EAudFormat3GPP:
- vedAudioFormat = EVedAudioFormat3GPP;
- break;
- case EAudFormatMP4:
- vedAudioFormat = EVedAudioFormatMP4;
- break;
- case EAudFormatAMR:
- vedAudioFormat = EVedAudioFormatAMR;
- break;
- case EAudFormatAMRWB:
- vedAudioFormat = EVedAudioFormatAMRWB;
- break;
- case EAudFormatMP3:
- vedAudioFormat = EVedAudioFormatMP3;
- break;
- case EAudFormatAAC_ADIF:
- vedAudioFormat = EVedAudioFormatAAC_ADIF;
- break;
- case EAudFormatAAC_ADTS:
- vedAudioFormat = EVedAudioFormatAAC_ADTS;
- break;
- case EAudFormatWAV:
- vedAudioFormat = EVedAudioFormatWAV;
- break;
- default:
- TVedPanic::Panic(TVedPanic::EInternal);
- }
-
- return vedAudioFormat;
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::BitrateMode
-// Returns the bitrate mode
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-TVedBitrateMode CVedAudioClipInfoImp::BitrateMode() const
- {
- __ASSERT_ALWAYS(iReady,
- TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady));
-
- TVedBitrateMode vedBitrateMode = EVedBitrateModeUnrecognized;
- switch(iAudioProperties.iBitrateMode)
- {
- case EAudConstant:
- vedBitrateMode = EVedBitrateModeConstant;
- break;
- case EAudVariable:
- vedBitrateMode = EVedBitrateModeVariable;
- break;
- default:
- TVedPanic::Panic(TVedPanic::EInternal);
- }
- return vedBitrateMode;
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::Bitrate
-// Returns the bitrate
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-TInt CVedAudioClipInfoImp::Bitrate() const
- {
- __ASSERT_ALWAYS(iReady,
- TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady));
- return iAudioProperties.iBitrate;
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::GetVisualizationL
-// Generates a visualization of the audio clip
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CVedAudioClipInfoImp::GetVisualizationL(MVedAudioClipVisualizationObserver& aObserver, TInt aResolution, TInt aPriority)
- {
- __ASSERT_ALWAYS(iReady,
- TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady));
-
- iVisualizationObserver = &aObserver;
- iAudClipInfo->GetVisualizationL(*this, aResolution, aPriority);
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::CancelVisualizationL
-// Cancels visualization generation
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CVedAudioClipInfoImp::CancelVisualizationL()
- {
- __ASSERT_ALWAYS(iReady,
- TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady));
-
- iAudClipInfo->CancelVisualization();
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::NotifyClipInfoVisualizationCompleted
-// Callback for visualization complete
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CVedAudioClipInfoImp::NotifyClipInfoVisualizationCompleted(const CAudClipInfo& /*aClipInfo*/, TInt aError, TInt8* aVisualization, TInt aSize)
- {
- iVisualizationObserver->NotifyAudioClipVisualizationCompleted(*this, aError, aVisualization, aSize);
- iVisualizationObserver = 0;
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::NotifyClipInfoVisualizationStarted
-// Callback for visualization started
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CVedAudioClipInfoImp::NotifyClipInfoVisualizationStarted(const CAudClipInfo& /*aClipInfo*/, TInt aError)
- {
- if (aError != KErrNone)
- {
- iVisualizationObserver->NotifyAudioClipVisualizationCompleted(*this, aError, NULL, 0);
- iVisualizationObserver = 0;
- }
- else
- {
- iVisualizationObserver->NotifyAudioClipVisualizationStarted(*this);
- }
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::NotifyClipInfoVisualizationProgressed
-// Callback for visualization progress
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CVedAudioClipInfoImp::NotifyClipInfoVisualizationProgressed(const CAudClipInfo& /*aClipInfo*/, TInt aPercentage)
- {
- iVisualizationObserver->NotifyAudioClipVisualizationProgressed(*this, aPercentage);
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::
-// Returns the audio clip filename
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-TPtrC CVedAudioClipInfoImp::FileName() const
- {
- __ASSERT_ALWAYS(iReady,
- TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady));
-
- return iAudClipInfo->FileName();
-
- }
-
-RFile* CVedAudioClipInfoImp::FileHandle() const
- {
- __ASSERT_ALWAYS(iReady,
- TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady));
-
- return iAudClipInfo->FileHandle();
-
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::Type
-// Returns the audio type
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-TVedAudioType CVedAudioClipInfoImp::Type() const
- {
- __ASSERT_ALWAYS(iReady,
- TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady));
-
- TVedAudioType vedAudioType = EVedAudioTypeUnrecognized;
-
- if (iAudioProperties.iAudioType == EAudAMR)
- {
- vedAudioType = EVedAudioTypeAMR;
- }
- else if (iAudioProperties.iAudioType == EAudAMRWB)
- {
- vedAudioType = EVedAudioTypeAMRWB;
- }
- else if (iAudioProperties.iAudioType == EAudMP3)
- {
- vedAudioType = EVedAudioTypeMP3;
- }
- else if (iAudioProperties.iAudioType == EAudAAC_MPEG2 || iAudioProperties.iAudioType == EAudAAC_MPEG4 )
- {
- vedAudioType = EVedAudioTypeAAC_LC;
- }
- else if (iAudioProperties.iAudioType == EAudWAV)
- {
- vedAudioType = EVedAudioTypeWAV;
- }
-
- return vedAudioType;
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::Duration
-// Returns the audio clip duration
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-TTimeIntervalMicroSeconds CVedAudioClipInfoImp::Duration() const
- {
- __ASSERT_ALWAYS(iReady,
- TVedPanic::Panic(TVedPanic::EAudioClipInfoNotReady));
-
- return iAudioProperties.iDuration;
- }
-
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoImp::Compare
-// Compares two audio clip info classes
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-TInt CVedAudioClipInfoImp::Compare(const CVedAudioClipInfoImp& c1,
- const CVedAudioClipInfoImp& c2)
- {
-
-
- if (c1.iAudClip == 0 || c2.iAudClip == 0)
- {
- return 0;
- }
- if (c1.iAudClip->StartTime() > c2.iAudClip->StartTime())
- {
- return 1;
- }
- else if (c1.iAudClip->StartTime() < c2.iAudClip->StartTime())
- {
- return -1;
- }
- else
- {
- return 0;
- }
- }
-
-//////////////////////////////////////////////////////////////////////////
-
-
-// CVedAudioClipInfoOperation
-//
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoOperation::NewL
-// Constructs a new CVedAudioClipInfoOperation object.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-CVedAudioClipInfoOperation* CVedAudioClipInfoOperation::NewL(CVedAudioClipInfoImp* aInfo,
- MVedAudioClipInfoObserver& aObserver)
- {
- CVedAudioClipInfoOperation* self =
- new (ELeave) CVedAudioClipInfoOperation(aInfo, aObserver);
- CleanupStack::PushL(self);
- self->ConstructL();
- CleanupStack::Pop(self);
- return self;
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoOperation::CVedAudioClipInfoOperation
-// Constructor.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-CVedAudioClipInfoOperation::CVedAudioClipInfoOperation(CVedAudioClipInfoImp* aInfo,
- MVedAudioClipInfoObserver& aObserver)
- : CActive(EPriorityStandard), iObserver(aObserver), iInfo(aInfo)
-
- {
- CActiveScheduler::Add(this);
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoOperation::ConstructL
-// Symbian two phased constructor
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CVedAudioClipInfoOperation::ConstructL()
- {
- PRINT(_L("CVedAudioClipInfoOperation::ConstructL in"));
-
- SetActive();
- TRequestStatus* status = &iStatus;
- User::RequestComplete(status, KErrNone);
-
- PRINT(_L("CVedAudioClipInfoOperation::ConstructL out"));
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoOperation::~CVedAudioClipInfoOperation
-// Destructor
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-CVedAudioClipInfoOperation::~CVedAudioClipInfoOperation()
- {
- Cancel();
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoOperation::RunError
-// Handle errors from RunL()
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-TInt CVedAudioClipInfoOperation::RunError( TInt aError )
- {
- iObserver.NotifyAudioClipInfoReady(*iInfo, aError);
- return KErrNone;
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoOperation::RunL
-// Active objects RunL function ran when request completes.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CVedAudioClipInfoOperation::RunL()
- {
- PRINT(_L("CVedAudioClipInfoOperation::RunL in"));
-
- iObserver.NotifyAudioClipInfoReady(*iInfo, KErrNone);
-
- PRINT(_L("CVedAudioClipInfoOperation::RunL out"));
- }
-
-// -----------------------------------------------------------------------------
-// CVedAudioClipInfoOperation::DoCancel
-// Cancel ongoing request.
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CVedAudioClipInfoOperation::DoCancel()
- {
- iObserver.NotifyAudioClipInfoReady(*iInfo, KErrCancel);
- }
-