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//

//  File:       MakeEffectSlideShow.h

//

//  Contains:   QuickTime video effect support for QuickTime movies.

//              This file is used for BOTH MacOS and Windows.

//

//  Written by: Tim Monroe

//              Based (heavily!) on the MakeEffectSlideShow code written by Sam Bushell.

//

//  Copyright:  © 1994-1997 by Apple Computer, Inc., all rights reserved.

//

//  Change History (most recent first):

//

//     <1>      11/06/97    rtm     first file; integrated existing code with shell framework

//     

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//

// header files

//

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#include "ComApplication.h"

#include <ImageCodec.h>

#if TARGET_OS_MAC

#include "MacFramework.h"

#endif

#if TARGET_OS_WIN32

#include "WinFramework.h"

#endif

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//

// compiler flags and macros

//

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#define USES_MAKE_IMAGE_DESC_FOR_EFFECT 1       // use MakeImageDescriptionForEffect (QT 4.0 and later)

#define BailNil(n)                      if (!n) { if (!myErr) myErr = -1; goto bail; }

#define BailError(n)                    if (n) { if (!myErr) myErr = -1; goto bail; }

#define MAKE_STILL_SECTIONS             0       // should we bother with the non-effect parts of the movie?

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//

// constants

//

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#define kMaxNumSources                  100     // the maximum number of input tracks we will collect

#define kTimeScale                      600

#if MAKE_STILL_SECTIONS

#define kStillDuration                  (2*kTimeScale)

#define kEffectDuration                 (1*kTimeScale)

#define kMinimumDuration                (kEffectDuration + kStillDuration + kEffectDuration)

#else

#define kStillDuration                  0

#define kEffectDuration                 (2*kTimeScale)

#define kMinimumDuration                (kEffectDuration + kStillDuration + kEffectDuration)

#endif

#define kNoSourceName                   FOUR_CHAR_CODE('none')

#define kSourceOneName                  FOUR_CHAR_CODE('srca')

#define kSourceTwoName                  FOUR_CHAR_CODE('srcb')

// constants to pick out portions of a track; use these as parameters to QTEffects_CopyPortionOfTrackToTrack

enum {

    eStartPortion           = 1,        // the first kEffectDuration of a track

    eMiddlePortion          = 2,        // the part between eStartPortion and eFinishPortion

    eFinishPortion          = 4         // the last kEffectDuration of a track

};

#define kEffectsSaveMoviePrompt         "Save Effect Movie File As:"

#define kEffectsSaveMovieFileName       "untitled.mov"

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//

// function prototypes

//

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OSErr                               QTEffects_GetFirstVideoTrackInMovie (Movie theMovie, Track *theTrack);

PicHandle                           QTEffects_GetPosterPictFromFirstVideoTrackInMovieFile (FSSpec *theSpec);

OSErr                               QTEffects_CopyPortionOfTrackToTrack (Track theSourceTrack, UInt16 theSourcePortions, Track theDestTrack, TimeValue theDestStartTime, TimeValue *theDestDuration);

OSErr                               QTEffects_DisplayDialogForSources (FSSpec *theSpecList, UInt16 theSpecCount);

void                                QTEffects_RespondToDialogSelection (OSErr theErr);

# if TARGET_OS_WIN32

static void                         QTEffects_EffectsDialogCallback (EventRecord *theEvent, DialogRef theDialog, DialogItemIndex theItemHit);

LRESULT CALLBACK                    QTEffects_CustomDialogWndProc (HWND theWnd, UINT theMessage, UINT wParam, LONG lParam);

#endif

Boolean                             QTEffects_HandleEffectsDialogEvents (EventRecord *theEvent, DialogItemIndex theItemHit);

void                                QTEffects_PromptUserForFilesAndMakeEffect (void);