camerauis/cameraapp/generic/inc/CameraappDummyEngine.h
changeset 19 d9aefe59d544
parent 3 8b2d6d0384b0
child 21 fa6d9f75d6a6
child 28 3075d9b614e6
--- a/camerauis/cameraapp/generic/inc/CameraappDummyEngine.h	Tue Feb 02 00:01:39 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,991 +0,0 @@
-/*
-* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "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:
-*
-* Description:  Dummy Camera Application Engine*
-*/
-
-
-
-#ifndef CAMERAAPPDUMMYENGINE_H
-#define CAMERAAPPDUMMYENGINE_H
-
-//  INCLUDES
-#include <CaeEngine.h>
-
-// FORWARD DECLARATIONS
-class CCameraappDummyCallbackActive;
-
-// CLASS DECLARATION  
-    
-/**
-* Dummy Camera Application Engine interface 
-*
-*/
-class CCameraappDummyEngine : public CCaeEngine
-    {
-    public: // Creation
-
-        /**
-        * A static (factory) function to create the class instance.
-        * @since 2.1
-        * @return Pointer to a fully constructed CCaeEngine object. 
-        * Ownership is passed to the caller.
-        */
-        static CCaeEngine* NewL();
-    };
-
-
-class CCameraappDummyEngineImp : public CCameraappDummyEngine
-    {
-    public: // Creation
-        static CCameraappDummyEngineImp* NewL();
-
-        /**
-        * Sets the Camera Application Engine observer.
-        * @since 2.1
-        * @param aObserver Reference to Camera Application Engine observer.
-        * @return void
-        */
-        void SetCamAppEngineObserver( 
-            MCamAppEngineObserver& aObserver );
-
-        ~CCameraappDummyEngineImp();
-
-    public: // General methods
-
-        /**
-        * Gets information about the supported Camera Application Engine and 
-        * Camera features.
-        * @since 2.1
-        * @param aInfo Info about supported features.
-        * @return void
-        */
-        void GetInfo( TCamAppEngineInfo& /*aInfo*/ ) const;
-
-        /**
-        * Initializes Camera Application Engine for still image capturing. 
-        * Reserves the camera and switches the camera power on. 
-        * Intialization must be done before all other operations, except 
-        * SetCamAppEngineObserver and GetInfo. 
-        * Calls observer method McaeoInitComplete().
-        * @since 2.1
-        * @param aCreateSnapImage Boolean indicating if "snap-images" 
-        * should be created, leading to calls of McaeoSnapImageReady.
-        * @return void
-        */
-        void InitL( TBool aCreateSnapImage = ETrue );
-
-        /**
-        * Initialize the engine for still image capturing. 
-        * Switches also camera power on. 
-        * Intialization must be done before all other operations, except 
-        * SetCamAppEngineObserver and GetInfo. 
-        * Calls observer method McaeoInitComplete().
-        * @since 2.1
-        * @param aSdUidStillQltyLevels Still capturing quality levels Shared Data initialization file UID.
-        * @param aCreateSnapImage Boolean indicating if "snap-images" should be created 
-        * leading to calls of McaeoSnapImageReady.
-        * @return void
-        */
-        void InitL( TUid /*aSdUidStillQltyLevels*/, 
-                            TBool /*aCreateSnapImage = ETrue*/ ){};
-
-        /**
-        * Initializes video recording. 
-        * The initialization must be done before video recording operations.
-        * @since 2.1
-        * @return void
-        */
-        void InitVideoRecorderL(){};
-
-        /**
-        * Initializes video recording. 
-        * The initialization must be done before video recording operations.
-        * @since 2.1
-        * @param aSdUidVideoQltyLevels Video recording quality levels Shared Data initialization file UID.
-        * @return void
-        */
-        void InitVideoRecorderL( TUid /*aSdUidVideoQltyLevels*/ ){};
-
-        /**
-        * Reserves the camera into use and switches the camera power on. 
-        * Calls observer method McaeoInitComplete().
-        * @since 2.1
-        * @return void
-        */
-        void Reserve();
-        
-        /**
-        * Switches the camera power off and releases the camera.
-        * @since 2.1
-        * @return void
-        */
-        void Release(){};
-
-        /**
-        * Switches the camera power on. 
-        * Calls observer method McaeoInitComplete().
-        * @since 2.1
-        * @return void
-        */
-        void PowerOn(){};
-        
-        /**
-        * Switches the camera power off.
-        * @since 2.1
-        * @return void
-        */
-        void PowerOff(){};
-
-    public: // Camera settings
-
-        /**
-        * Sets the zoom mode.
-        * @since 2.1
-        * @param aZoomMode Zoom mode to set.
-        * @return void
-        */
-        void SetZoomModeL( TZoomMode /*aZoomMode = EZoomModeDigital*/ );
-
-        /**
-        * Gets the current zoom mode.
-        * @since 2.1
-        * @return The current zoom mode.
-        */
-        TZoomMode ZoomMode() const{ return EZoomModeDigital; };
-
-        /**
-        * Sets the zoom value.
-        * @since 2.1
-        * @param aZoomValue Index of the zoom factor to set.
-        * @return void
-        */
-        void SetZoomValueL( TInt /*aZoomValue = 0*/ );
-
-        /**
-        * Gets the current zoom value.
-        * @since 2.1
-        * @return Index of the current zoom factor.
-        */
-        TInt ZoomValue() const;
-
-        /**
-        * Sets the brightness.
-        * @since 2.1
-        * @param aBrightness Brightness value in the range ECam.h SetBrightnessL allows.
-        * @return void
-        */
-        void SetBrightnessL( TInt /*aBrightness = 0*/ ){}; 
-
-        /**
-        * Gets the current brightness setting.
-        * @since 2.1
-        * @return Brightness value.
-        */
-        TInt Brightness() const{ return 0; };
-
-        /**
-        * Sets the contrast.
-        * @since 2.1
-        * @param aContrast Contrast value in the range ECam.h SetContrastL allows.
-        * @return void
-        */
-        void SetContrastL( TInt/* aContrast= 0*/ ){}; 
-        
-        /**
-        * Gets the current contrast setting.
-        * @since 2.1
-        * @return Contrast value.
-        */
-        TInt Contrast() const{ return 0; };
-
-        /**
-        * Sets the exposure mode.
-        * @since 2.1
-        * @param aExposureMode Exposure mode in the range ECam.h SetExposureL allows.
-        * @return void
-        */
-        void SetExposureModeL( 
-            CCamera::TExposure /*aExposureMode = CCamera::EExposureAuto*/ ){};
-
-        /**
-        * Gets the current exposure mode.
-        * @since 2.1
-        * @return Exposure mode.
-        */
-        CCamera::TExposure ExposureMode() const{ return CCamera::EExposureAuto; };
-
-        /**
-        * Sets the white balance mode.
-        * @since 2.1
-        * @param aWhiteBalanceMode White balance mode in the range ECam.h SetWhiteBalanceL allows.
-        * @return void
-        */
-        void SetWhiteBalanceModeL( 
-            CCamera::TWhiteBalance /*aWhiteBalanceMode = CCamera::EWBAuto*/ ){};
-
-        /**
-        * Gets the current white balance mode.
-        * @since 2.1
-        * @return White balance mode.
-        */
-        CCamera::TWhiteBalance WhiteBalanceMode() const{ return CCamera::EWBAuto; };
-
-        /**
-        * Sets the flash mode.
-        * @since 2.1
-        * @param aFlashMode Flash mode in the range ECam.h SetFlashL allows.
-        * @return void
-        */
-        void SetFlashModeL( 
-            CCamera::TFlash /*aFlashMode = CCamera::EFlashNone*/ ){};
-
-        /**
-        * Gets the current flash mode.
-        * @since 2.1
-        * @return Flash mode.
-        */
-        CCamera::TFlash FlashMode() const{ return CCamera::EFlashNone; };
-
-        /**
-        * Resets to the default setting values.
-        * Resets the following settings: exposure mode, white balance mode, 
-        * zoom mode, zoom value, flash mode, brightness, and contrast. 
-        * @since 2.1
-        * @return void
-        */
-        void ResetToDefaultsL(){};
-    
-    public: // View finder
-
-        /**
-        * Sets/resets view finder image mirroring.
-        * @since 2.1
-        * @param aMirror Boolean indicating whether view finder image should be mirrored or not.
-        * @return void
-        */
-        void SetViewFinderMirrorL( TBool /*aMirror = EFalse*/ ){};
-
-        /**
-        * Queries if view finder image mirroring is on.
-        * @since 2.1
-        * @return Boolean indicating whether view finder image is currently mirrored or not.
-        */
-        TBool ViewFinderMirror() const{ return EFalse; };
-
-        /**
-        * Starts the bitmap-based view finder.
-        * The engine starts to call observer method McaeoViewFinderFrameReady() repeatedly.
-        * @since 2.1
-        * @param aSize Desired view finder size.
-        * @return void
-        */
-        void StartViewFinderBitmapsL( TSize& aSize );
-
-        /**
-        * Starts the bitmap-based view finder.
-        * The engine starts to call observer method McaeoViewFinderFrameReady() repeatedly.
-        * @since 2.1
-        * @param aSize Desired view finder size.
-        * @param aCropRect Desired cropping/clipping rectangle.
-        * @return void
-        */
-        void StartViewFinderBitmapsL(
-            TSize& /*aSize*/, 
-            TRect& /*aCropRect*/ ){};
-
-        /**
-        * Starts the direct screen access view finder.
-        * @since 2.1
-        * @param aWs Window server session.
-        * @param aScreenDevice Software device screen.
-        * @param aWindow Client-side handle to a server-side window.
-        * @param aScreenRect Portion of screen in screen co-ordinates.
-        * @return void
-        */
-        void StartViewFinderDirectL( 
-            RWsSession& /*aWs*/, 
-            CWsScreenDevice& /*aScreenDevice*/, 
-            RWindowBase& /*aWindow*/, 
-            TRect& /*aScreenRect*/ ){};
-        
-        /**
-        * Starts the direct screen access view finder.
-        * @since 2.1
-        * @param aWs Window server session.
-        * @param aScreenDevice Software device screen.
-        * @param aWindow Client-side handle to a server-side window.
-        * @param aScreenRect Portion of screen in screen co-ordinates.
-        * @param aCropRect Desired cropping/clipping rectangle.
-        * @return void
-        */
-        void StartViewFinderDirectL(
-            RWsSession& /*aWs*/, 
-            CWsScreenDevice& /*aScreenDevice*/, 
-            RWindowBase& /*aWindow*/, 
-            TRect& /*aScreenRect*/, 
-            TRect& /*aCropRect*/ ){};
-
-        /**
-        * Stops the view finder.
-        * @since 2.1
-        * @return void
-        */
-        void StopViewFinder();
-
-        /**
-        * Queries if view finder is running.
-        * @since 2.1
-        * @return Boolean indicating whether view finder is running or not.
-        */
-        TBool IsViewFinding() const;
-
-        /**
-        * Gets the current view finder size.
-        * @since 2.1
-        * @param aSize View finder size.
-        * @return void
-        */
-        void GetViewFinderSize( TSize& /*aSize*/ ){};
-
-    public: // Still image capturing
-
-        /**
-        * Prepares Camera Application Engine for still image capture on 
-        * specified quality level.
-        * Calls observer method McaeoStillPrepareComplete().
-        * @since 2.1
-        * @param aStillQualityIndex Still image quality level index.
-        * Imaging parameters linked to quality levels are defined by Shared Data ini-file. 
-        * @return void
-        */
-        void PrepareStillCaptureL( TInt /*aStillQualityIndex*/ ){};
-
-        /**
-        * Prepares Camera Application Engine for still image capture on 
-        * specified quality level.
-        * Calls observer method McaeoStillPrepareComplete().
-        * @since 2.1
-        * @param aStillQualityIndex Still image quality level index. 
-        * Can have values 0 ... TCamAppEngineInfo::iNumStillQualityLevelsSupported - 1
-        * @param aCropRect Desired cropping/clipping rectangle.
-        * @return void
-        */
-        void PrepareStillCaptureL( 
-            TInt /*aStillQualityIndex*/, 
-            const TRect& /*aCropRect*/ ){};
-
-        /**
-        * Prepares Camera Application Engine for still image capture with 
-        * specified image size and format.
-        * Calls observer method McaeoStillPrepareComplete().
-        * @since 2.1
-        * @param aSize Still image size.
-        * @param aFormat Still image format.
-        * @param aCompressionQuality Still image compression quality [0...100].
-        * @return void
-        */
-        void PrepareStillCaptureL(
-            const TSize& /*aSize*/, 
-            CCamera::TFormat /*aFormat*/,  
-            TInt /*aCompressionQuality*/ ){};
-
-        /**
-        * Prepares Camera Application Engine for still image capture with specified image size and format.
-        * Calls observer method McaeoStillPrepareComplete().
-        * @since 2.1
-        * @param aSize Still image size.
-        * @param aFormat Still image format.
-        * @param aCompressionQuality Still image compression quality [0...100].
-        * @param aCropRect Desired cropping/clipping rectangle.
-        * @return void
-        */
-        void PrepareStillCaptureL(
-            const TSize& /*aSize*/, 
-            CCamera::TFormat /*aFormat*/,  
-            TInt /*aCompressionQuality*/, 
-            const TRect& /*aCropRect*/ ){};
-
-        /**
-        * Gets the current prepared still quality level index.
-        * @since 2.1
-        * @return Still quality level index.
-        */
-        TInt StillQualityIndex() const{ return 0; };
-
-        /**
-        * Gets the still image frame size for the specified quality level.
-        * @since 2.1
-        * @return void
-        */
-        void GetStillFrameSize(
-            TInt /*aStillQualityIndex*/, 
-            TSize& /*aSize*/ ) const{};
-
-        /**
-        * Gets the estimated still image size in bytes for the 
-        * specified quality level.
-        * @since 2.1
-        * @return Estimated still capturing image size in bytes.
-        */
-        TInt EstimatedStillSizeInBytes( 
-            TInt /*aStillQualityIndex*/ ) const{ return 0; };
-
-        /**
-        * Captures a still image or a still image burst.
-        * Calls first observer method McaeoSnapImageReady() and then 
-        * McaeoStillImageReady().
-        * McaeoSnapImageReady() is not called if engine initialization 
-        * has been done 
-        * with parameter aCreateSnapImage == EFalse.
-        * @since 2.1
-        * @return void
-        */
-        void CaptureStill();
-
-        /**
-        * Cancels the on-going still image (single/burst) capture request.
-        * @since 2.1
-        * @return void
-        */
-        void CancelCaptureStill(){};
-
-        /** 
-        * Sets the size of the snap image bitmap.
-        * @since 3.0
-        * @param aSize The size of the snap bitmap. Corrected size is returned. 
-        * @return void
-        */
-        void SetSnapImageSizeL(
-            TSize& ){};
-         /** 
-        * Sets the color mode of the snap image bitmap
-        * @since 3.0
-        * @param aMode The color mode of the snap bitmap.
-        * @return void
-        */
-        void SetSnapImageColorMode(
-        TDisplayMode ){};
-
-    public: // Video recording
-
-        /**
-        * Sets the file name for the video clip to be recorded.
-        * @since 2.1
-        * @param aVideoClipFileName File name.
-        * @return void
-        */
-        void SetVideoRecordingFileNameL( 
-            const TDesC& aVideoClipFileName );
-
-        /**
-        * Prepares Camera Application Engine for video recording on 
-        * specified quality level.
-        * Calls observer method McaeoVideoPrepareComplete().
-        * @since 2.1
-        * Can have values 0 ... TCamAppEngineInfo::iNumVideoQualityLevelsSupported - 1
-        * @return void
-        */
-        void PrepareVideoRecordingL( TInt /*aVideoQualityIndex*/ ){};
-
-        /**
-        * Prepares Camera Application Engine for video recording with 
-        * specified recording parameters.
-        * Calls observer method McaeoVideoPrepareComplete().
-        * @since 2.1
-        * @return void
-        */
-        void PrepareVideoRecordingL( 
-            const TSize& /*aFrameSize*/, 
-            TReal32 /*aFrameRate*/, 
-            TInt /*aBitRate*/, 
-            TBool /*aAudioEnabled*/,
-            const TDesC8& /*aMimeType*/, 
-            const TDesC& /*aPreferredSupplier*/, 
-            const TDesC8& /*aVideoType = KNullDesC8*/, 
-            const TDesC8& /*aAudioType = KNullDesC8*/ ){};
-
-         /**
-        * Closes (prepared) video recording to free resources.
-        * @since 2.1
-        * @return void
-        */
-        void CloseVideoRecording(){};
-
-        /**
-        * Gets the current prepared video quality level index.
-        * @since 2.1
-        * @return Video quality level index.
-        */
-        TInt VideoQualityIndex() const{ return 0; };
-        
-        /**
-        * Gets the video frame size for the specified video quality level.
-        * @since 2.1
-        * @return Video frame size.
-        */
-        void GetVideoFrameSize(
-            TInt /*aVideoQualityIndex*/, 
-            TSize& /*aSize*/ ) const{};
-
-        /**
-        * Gets the video frame rate for the specified video quality level.
-        * @since 2.1
-        * @return Video frame rate.
-        */
-        TReal32 VideoFrameRate( TInt /*aVideoQualityIndex*/ ) const{ return 0; };
-
-        /**
-        * Gets the estimated video recording bit rate including audio bit rate 
-        * for the specified video quality level.
-        * @since 2.1
-        * @return Video recording bit rate rate including audio bit rate.
-        */
-        TInt EstimatedVideoRecordingBitRateL( 
-            TInt /*aVideoQualityIndex*/ ) const{ return 0; };
-
-        /**
-        * Sets the maximum size in bytes for a video clip.
-        * @since 2.1
-        * If set to 0, then no limit but the available storage space.
-        * @return void
-        */
-        void SetVideoClipMaxSizeL( TInt /*aMaxClipSizeInBytes = 0*/ ){};
-        
-        /**
-        * Gets the current maximum size in bytes for a video clip.
-        * @since 2.1
-        * @return Video clip maximum size.
-        */
-        TInt VideoClipMaxSize() const{ return 0; };
-
-        /**
-        * Sets audio enabled or disabled for video recording.
-        * @since 2.1
-        * @return void
-        */
-        void SetVideoAudioL( TBool /*aAudioEnabled*/ ){};
-        
-        /**
-        * Queries if audio is enabled or disabled for video recording.
-        * @since 2.1
-        * @return Boolean indicating whether audio is enabled or disabled for video recording.
-        */
-        TBool VideoAudio() const{ return EFalse; };
-
-        /**
-        * Sets the time interval for video recording time info.
-        * @since 2.1
-        * @return void
-        */
-        void SetVideoTimesIntervalL( 
-            TTimeIntervalMicroSeconds /*aInterval*/ ){};
-
-        /**
-        * Gets the current time interval for video recording time info.
-        * @since 2.1
-        * @return Time interval in microseconds for video recording time info.
-        */
-        TTimeIntervalMicroSeconds VideoTimesInterval() const{ return TTimeIntervalMicroSeconds( 0 ); };
-
-        /**
-        * Starts video recording.
-        * Calls observer method McaeoVideoRecordingOn().
-        * @since 2.1
-        * @return void
-        */
-        void StartVideoRecording();
-
-        /**
-        * Stops video recording.
-        * Calls observer method McaeoVideoRecordingComplete().
-        * @since 2.1
-        * @return void
-        */
-        void StopVideoRecording();
-
-        /**
-        * Pauses video recording.
-        * Calls observer method McaeoVideoRecordingPaused().
-        * @since 2.1
-        * @return void
-        */
-        void PauseVideoRecording();
-
-        /**
-        * Resumes video recording after pause.
-        * Calls observer method McaeoVideoRecordingOn().
-        * @since 2.1
-        * @return void
-        */
-        void ResumeVideoRecording();
-
-        /**
-        * Gets the remaining video recording time before recording has started.
-        * @since 2.1
-        * @return Remaining video recording time.
-        */
-        TTimeIntervalMicroSeconds RemainingVideoRecordingTime()  
-            const{ return TTimeIntervalMicroSeconds( 99999999 ); };
-
-        /**
-        * Queries if video recording is running.
-        * @since 2.1
-        * @return Boolean indicating whether video recording is running or not.
-        */
-        TBool IsVideoRecording() const{ return EFalse; };
-
-    public: // New overloading method for preparing video recording
-
-        /**
-        * Prepares Camera Application Engine for video recording with specified recording parameters.
-        * Calls observer method McaeoVideoPrepareComplete().
-        * @since 2.1
-        * @return void
-        */
-        void PrepareVideoRecordingL(
-            const TSize&  /*aFrameSize*/, 
-            TReal32       /*aFrameRate*/, 
-            TInt          /*aBitRate*/, 
-            TBool         /*aAudioEnabled*/,
-            TInt          /*aAudioBitRate*/, 
-            const TDesC8& /*aMimeType*/, 
-            const TDesC&  /*aPreferredSupplier*/, 
-            const TDesC8& /*aVideoType*/, 
-            const TDesC8& /*aAudioType*/ );
-
-    public: // Still image burst capturing
-
-        /**
-        * Sets the Camera Application Engine still image burst capturing 
-        * observer.
-        * @since 2.1
-        * @param aObserver Camera Application Engine still burst observer.
-        * @return void
-        */
-        void SetCaeStillBurstObserver( MCaeStillBurstObserver& aObserver );
-
-        /**
-        * Sets the image count for still image (burst) capturing.
-        * Note: Inputting value 1 switches back to normal still capturing.
-        * @since 2.1
-        * @param aImageCount The desired count of images to capture (in a burst). 
-        * @return The count of images to be captured (in a burst).
-        */
-        TInt SetStillCaptureImageCountL( TInt aImageCount );
-
-        /**
-        * Gets the image count for still image (burst) capturing.
-        * @since 2.1
-        * @return Count of images to capture (in a burst).
-        */
-        TInt StillCaptureImageCount() const{ return 0; };
-
-        /**
-        * Sets the time interval between single captures in still burst.
-        * @since 2.1
-        * @return void
-        */
-        void SetStillBurstCaptureIntervalL( 
-            TTimeIntervalMicroSeconds /*aInterval*/ ){};
-
-        /**
-        * Gets the time interval between single captures in still burst.
-        * @since 2.1
-        * @return Time interval in microseconds.
-        */
-        TTimeIntervalMicroSeconds StillBurstCaptureInterval() const{ return TTimeIntervalMicroSeconds( 0 ); };
-
-        /**
-        * Stops still image burst capturing. 
-        * Delivers the burst images captured before call. 
-        * This is different from CancelCaptureStill that cancels the operation and 
-        * prevents delivering the captured image.
-        * @since 2.1
-        * @return void
-        */
-        void StopStillBurstCapture();
-
-    public: 
-
-        /**
-        * Prepare Camera Application Engine for still image capture on 
-        * specified quality level with desired snap image size. 
-        * The returned snap image size is always equal or bigger in both 
-        * dimensions than the given size. The returned size is stepwise 
-        * downscaled from the captured image size. The parameter aSnapSize 
-        * is ignored if the image format does not support it in the engine.
-        * Calls observer method McaeoStillPrepareComplete().
-        * @since 2.1
-        * @return void
-        */
-        void PrepareStillCaptureL(
-            TInt /*aStillQualityIndex*/, 
-            TSize& /*aSnapSize*/ ){};
-
-        /**
-        * Prepare Camera Application Engine for still image capture with 
-        * specified image size, format, and desired snap image size. 
-        * The returned snap image size is always equal or bigger in both 
-        * dimensions than the given size. The returned size is stepwise 
-        * downscaled  from the captured image size. The parameter aSnapSize 
-        * is ignored if the image format does not support it in the engine.
-        * Calls observer method McaeoStillPrepareComplete().
-        * @since 2.1
-        * @param aSize Still image size.
-        * @param aFormat Still image format.
-        * @param aCompressionQuality Still image compression quality [0...100].
-        * @param aCropRect Desired cropping/clipping rectangle. The size (0,0) means that this parameter is ignored.
-        * @param aSnapSize Desired snap image size. Returns the real snap image size.
-        * @return void
-        */
-        void PrepareStillCaptureL(
-            const TSize& aSize, 
-            CCamera::TFormat aFormat,  
-            TInt aCompressionQuality, 
-            const TRect& aCropRect,
-            TSize& aSnapSize );
-
-        /**
-        * Sets the exposure value (EV) compensation index.
-        * @since 2.1
-        * @return void
-        */
-        void SetEvCompensationL( TInt /*aEvIndex = 0*/ ){};
-
-        /**
-        * Gets the current exposure value (EV) compensation index.
-        * @since 2.1
-        * @return Exposure value compensation index.
-        */
-        TInt EvCompensation() const{ return 0; };
-                
-        /**
-        * Sets snap image creation on/off.
-        * @since 2.1
-        * @return void
-        */
-        void SetSnapImageCreation( 
-            TBool /*aCreateSnapImage = ETrue*/ ){};
-        
-        /** 
-        * A static (factory) function to create the class instance.
-        * @since 2.6
-        * @return Pointer to a fully constructed CCaeEngine object. 
-        * Ownership is passed to the caller.
-        */
-        IMPORT_C static CCaeEngine* NewL( 
-            TInt /*aCameraIndex*/ );
-        
-        /** 
-        * Gets the number of cameras on the device.
-        * @since 2.6
-        * @return Count of cameras present on the device. 
-        */
-        IMPORT_C static TInt CamerasAvailable();
-        
-        /** 
-        * Enumerates through the available image capture sizes. 
-        * Returns the image size based on the specified size index and format. 
-        * The largest image resolution is returned for index 0, the smallest 
-        * for index TCamAppEngineInfo::iNumImageSizesSupported-1.
-        * The size index must be in the range 0 to 
-        * TCamAppEngineInfo::iNumImageSizesSupported-1 inclusive.
-        * @since 2.6
-        * @return void
-        */
-        void EnumerateStillCaptureSizes(
-            TSize& /*aSize*/, 
-            TInt /*aSizeIndex*/, 
-            CCamera::TFormat /*aFormat*/ ) const{};
-        
-        /** 
-        * Sets the quality value to use with JPEG and Exif image formats. 
-        * @since 2.6
-        * @return void
-        */
-        void SetJpegQuality(
-            TInt /*aQuality*/ ){};
-        
-        /** 
-        * Gets the currently set JPEG quality value.
-        * Returns 0 if not previously prepared or set.
-        * @since 2.6
-        * @return The currently set JPEG quality value. 
-        */
-        TInt JpegQuality() const{ return 0; };
-
-	public: // New method to allow extension mechanism.
-        TAny* CustomInterface(TUid /*aId*/) { return NULL; };
-
-        /**
-        * Gets array of features per interfaces. Each feature is ordered in
-        * the current calling order e.g. when certain image prosessing 
-        * operation is applied to the captured image. If SetOrder() has not yet
-        * been called, the returned order is the default order.
-        * @since 2.8
-        * @param aOrderedFeatureArray Feature array sorted by the current calling order in an interface.
-        * @return  void
-        */
-        void GetOrderL( RCaeOrderedFeatureList& aOrderedFeatureList );
-
-        /**
-        * Sets array of features per interfaces. Each feature should be ordered
-        * according to the wanted calling order e.g. to define when certain image 
-        * prosessing operation is applied to the captured image. If this method
-        * leaves, the internal array has not been changed.
-        * @since 2.8
-        * @param aOrderedFeatureArray Feature array sorted by the wanted calling order in an interface.
-        * @return void. 
-        */
-        void SetOrderL( const RCaeOrderedFeatureList& aOrderedFeatureList );
-
-        /** 
-        * Sets the source of the snap image bitmap.
-        * @since 2.8
-        * @param aSnapImageSource The source of the snap image bitmap.
-        * @return void
-        */
-        void SetSnapImageSourceL( TSnapImageSource aSnapImageSource );
-        
-        /** 
-        * Sets the specific image codec implementation to be used in decoding and encoding.
-        * @since 3.0
-        * @param aDecoderUid The UID of the specific image decoder to be used. KNullUid means the default decoder.
-        * @param aEncoderUid The UID of the specific image encoder to be used. KNullUid means the default encoder.
-        * @return void
-        */  
-        void SetImageCodecsL( TUid aDecoderUid, TUid aEncoderUid );
-
-        /** 
-        * Enumerate Video Frame Size
-        * @since 3.2
-        * @see CCaeEngine
-        */
-        TInt EnumerateVideoFrameSizeL( const TSize& /*aSize*/ );
-        
-        /** 
-        * Gets the device-unique handle of camera object owned by the CCaeEngine.
-        * @since 3.2
-        * @see CCaeEngine
-        */
-        TInt CCameraHandle() const;
-
-        /**
-        * Set CamAppEngine internal camera state to reserved and power state on. 
-        * @since 3.2
-        * @see CCaeEngine
-        */
-        void EnableVideoRecording();
-        
-        /**
-        * Set CamAppEngine internal camera state to released and power state off.
-        * @since 3.2
-        * @see CCaeEngine
-        */
-        void DisableVideoRecording();
-        
-        /** 
-        * Sets CAE to Extension processing mode.
-        * @since 3.2
-        * @param aExtModeActive Boolean indicating if extension mode is enabled or disabled.
-        * @param aCreateSnapImage Boolean indicating if "snap-images" should be created by CAE.
-        * @return void
-        */
-        void SetCaeExtensionModeL( TBool aExtModeActive, TBool aCreateSnapImage );
-
-        /** 
-        * Process extension for view finder.
-        * @since 3.2
-        * @param aFrame The view finder frame bitmap that is processed.
-        * @return void
-        */
-        void ProcessExtViewFinderFrameReadyL( CFbsBitmap& aFrame );
-
-        /** 
-        * Process extension for snap image.
-        * @since 3.2
-        * @param aSnapImage The bitmap of snap image. Does not transfer ownership.
-        * @return void
-        */
-        void ProcessExtSnapImageL( CFbsBitmap& aSnapImage );
-        
-        /** 
-        * Process extension for captured image.
-        * @since 3.2
-        * @param aBitmap The captured bitmap image. Does not transfer ownership.
-        * @param aLastImage Set when last image of the burst is completed.
-        * @return void
-        */
-        void ProcessExtCapturedImageL( CFbsBitmap& aBitmap, TBool aLastImage );
-
-        /** 
-        * Process extension for captured image.
-        * @since 3.2
-        * @param aImageData The captured image, if it is a formatted image and type of HBufC8. Ownership is transferred.
-        * @param aLastImage Set when last image of the burst is completed.
-        * @return void
-        */
-        void ProcessExtCapturedImageL( HBufC8* aImageData, TBool aLastImage );
-
-        /** 
-        * Process extension for captured image.
-        * @since 3.2
-        * @param aImageDataDes The captured image, if it is a formatted image and type of TDesC8. Does not transfer ownership.
-        * @param aLastImage Set when last image of the burst is completed.
-        * @return void
-        */
-        void ProcessExtCapturedImageL( TDesC8& aImageDataDes, TBool aLastImage );
-
-        /** 
-        * Cancels extensions processing
-        * @since 3.2
-        * @return void
-        */
-        void ProcessExtCancel();
-
-        /** 
-        * Get list of skipped extensions. Application may define which extensions are skipped during image processing. 
-        * @since 3.2
-        * @param aSkippedExtensions The list of skipped extensions TUid. 
-        * @return void
-        */
-        void SkippedExtensionListL( RCaeOrderedFeatureList& aSkippedExtensions );
-
-        /** 
-        * Set list of skipped extensions. Application may define which extensions are skipped during image processing.
-        * The GetOrderL() returns the list of all installed extensions.
-        * @since 3.2
-        * @param aSkippedExtensions The list of installed and skipped extensions TUid. 
-        * @return void
-        */
-        void SetSkippedExtensionList( RCaeOrderedFeatureList& aSkippedExtensions );
-
-        TInt SetAsyncVideoStopMode( TBool aAsyncVideoStopEnabled );
-
-    private:
-        CCameraappDummyEngineImp();
-        void ConstructL();
-
-    protected: // data
-        MCamAppEngineObserver* iObserver;
-        CCameraappDummyCallbackActive* iCallBackActive;
-        TBool iIsViewFinding;
-        TInt iZoomValue;
-        TInt iImageCount;
-        TBool iVideoPrepared;
-        CCaeEngine::TZoomMode iZoomMode;        
-    };
-
-
-#endif // CAMERAAPPDUMMYENGINE_H