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1 /* |
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2 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Utility for creating bitmaps from video files |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 |
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21 /** |
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22 * @internal reviewed 30/07/2007 by Simon Brooks |
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23 */ |
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24 |
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25 #ifndef GLXTNVIDEOUTILITY_H |
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26 #define GLXTNVIDEOUTILITY_H |
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27 |
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28 #include <e32base.h> |
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29 #ifdef ENABLE_VED |
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30 #include <VedVideoClipInfo.h> |
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31 #else |
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32 #include <TNEVideoClipInfo.h> |
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33 #endif |
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34 |
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35 class CFbsBitmap; |
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36 |
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37 /** |
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38 * Utility for creating bitmaps from video files |
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39 * |
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40 * @author Dan Rhodes |
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41 * @ingroup glx_thumbnail_creator |
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42 */ |
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43 NONSHARABLE_CLASS( CGlxtnVideoUtility ) : public CBase, |
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44 #ifdef ENABLE_VED |
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45 public MVedVideoClipInfoObserver, public MVedVideoClipFrameObserver |
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46 #else |
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47 public MTNEVideoClipInfoObserver, public MTNEVideoClipThumbObserver |
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48 #endif |
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49 { |
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50 public: |
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51 /** |
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52 * Default constructor. |
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53 */ |
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54 CGlxtnVideoUtility(); |
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55 /** |
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56 * Destructor. |
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57 */ |
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58 ~CGlxtnVideoUtility(); |
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59 |
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60 /** |
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61 * Start asynchronous frame decoding. |
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62 * @param aRequestStatus Request status for the asynchronous operation. |
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63 * @param aDestination Bitmap in which to store the frame. |
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64 * @param aFileName Full name of video file. |
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65 */ |
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66 void GetVideoFrameL( TRequestStatus* aRequestStatus, |
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67 CFbsBitmap*& aDestination, const TDesC& aFileName, |
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68 RArray<TSize>& aTargetSizes, TDisplayMode aMode ); |
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69 /** |
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70 * Cancel asynchronous frame decoding. |
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71 */ |
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72 void Cancel(); |
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73 |
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74 #ifdef ENABLE_VED |
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75 private: // From MVedVideoClipInfoObserver |
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76 void NotifyVideoClipInfoReady( CVedVideoClipInfo& aInfo, TInt aError ); |
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77 |
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78 private: // From MVedVideoClipFrameObserver |
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79 void NotifyVideoClipFrameCompleted( CVedVideoClipInfo& aInfo, |
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80 TInt aError, CFbsBitmap* aFrame ); |
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81 #else |
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82 private: // From MTNEVideoClipInfoObserver |
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83 void NotifyVideoClipInfoReady( CTNEVideoClipInfo& aInfo, TInt aError ); |
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84 |
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85 private: // From MTNEVideoClipThumbObserver |
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86 void NotifyVideoClipThumbCompleted( CTNEVideoClipInfo& aInfo, |
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87 TInt aError, CFbsBitmap* aFrame ); |
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88 #endif |
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89 |
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90 private: |
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91 #ifdef ENABLE_VED |
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92 CVedVideoClipInfo* iVideoInfo; |
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93 #else |
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94 CTNEVideoClipInfo* iVideoInfo; |
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95 #endif |
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96 /** Client's request status */ |
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97 TRequestStatus* iRequestStatus; |
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98 /** Pointer to variable to hold returned frame */ |
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99 CFbsBitmap** iDestination; |
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100 TSize iSize; |
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101 TDisplayMode iDisplayMode; |
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102 }; |
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103 |
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104 #endif // GLXTNVIDEOUTILITY_H |