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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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#ifndef CXEVIDEOCAPTURECONTROLDESKTOP_H_
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#define CXEVIDEOCAPTURECONTROLDESKTOP_H_
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#include <QTime>
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#include <QPixmap>
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#include <QTimer>
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#include "cxesettings.h"
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#include "cxevideocapturecontrol.h"
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#include "cxestatemachine.h"
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#include "cxenamespace.h"
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// Custom command for setting a new filename without closing & reopening the controller
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enum TCamCControllerCustomCommands
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{
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ECamCControllerCCNewFilename = 0,
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ECamCControllerCCVideoStopAsync
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};
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// forward declarations
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class CxeCameraDeviceDesktop;
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class CxeQualityPresets;
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class CxeFilenameGenerator;
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class CxeViewfinderControl;
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class CxeCameraDeviceControl;
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class CxeVideoCaptureControlDesktop : public CxeVideoCaptureControl
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{
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Q_OBJECT
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public: // constructors
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CxeVideoCaptureControlDesktop( CxeCameraDeviceDesktop &cameraDevice,
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CxeViewfinderControl &viewfinderControl,
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CxeCameraDeviceControl &cameraDeviceControl,
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CxeFilenameGenerator &nameGenerator,
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CxeQualityPresets &qualityPresets);
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virtual ~CxeVideoCaptureControlDesktop();
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public: // functions from CxeVideoCaptureControl
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CxeVideoCaptureControl::State state() const;
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void record();
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void pause();
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void stop();
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void remainingTime(int &time);
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bool elapsedTime(int &time);
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void reset();
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QString filename() const;
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QPixmap snapshot() const;
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QList<CxeVideoDetails> supportedVideoQualities();
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public: // public member functions, not in client API
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void handleSnapshotEvent(CxeError::Id error);
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signals:
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void videoPrepareComplete(CxeError::Id error);
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void prepareZoomForVideo();
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public slots:
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//! Notification for when camera device is ready and we're entering video mode
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void init();
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//! Notification for when we're exiting video mode
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void deinit();
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//! Notification that videocapture sound has been played
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void handleSoundPlayed();
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protected slots:
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// notifications when ECam reference is changed
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void prepareForCameraDelete();
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void handleCameraAllocated(CxeError::Id error);
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void prepareForRelease();
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// ECam events
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void handleCameraEvent(int eventUid, int error);
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// settings call back
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void handleSettingValueChanged(const QString &settingId, QVariant newValue);
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void handleSceneChanged(CxeScene &scene);
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private: // helper methods
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void releaseResources();
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void initializeStates();
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int prepareVideoSnapshot();
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void initVideoRecorder();
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void open();
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void prepare();
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void createVideoRecorder();
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void setupElapseTimer();
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void setState(CxeVideoCaptureControl::State stateId, CxeError::Id error = CxeError::None);
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private slots:
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void handleElapseTimeout();
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private: // private data
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CxeCameraDeviceDesktop &mCameraDevice;
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CxeCameraDeviceControl &mCameraDeviceControl;
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CxeViewfinderControl &mViewfinderControl;
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CxeFilenameGenerator &mFilenameGenerator;
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CxeQualityPresets &mQualityPresets;
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//! Snapshot image.
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QPixmap mSnapshot;
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//! New file name generated for the video prepare.
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QString mNewFileName;
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//! Current video file name
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QString mCurrentFilename;
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CxeVideoCaptureControl::State mState;
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//current video quality details in use
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CxeVideoDetails mCurrentVideoDetails;
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//timer for simulating elapsing time
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QTimer mRecordElapseTimer;
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//elapsed recording time in seconds
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int mElapsedTime;
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};
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#endif /* CXEVIDEOCAPTURECONTROLDESKTOP_H_ */
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