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//

//  File:       QTDataEx.h

//

//  Contains:   Sample code for working with QuickTime's movie importers and exporters (data exchange components).

//

//  Written by: Tim Monroe

//

//  Copyright:  © 1999 by Apple Computer, Inc., all rights reserved.

//

//  Change History (most recent first):

//     

//     <1>      02/11/00    rtm     first file

//

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#pragma once

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//

// header files

//

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#include "ComApplication.h"

#ifndef _STDIO_H

#include <stdio.h>

#endif  

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//

// compiler flags

//

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//

// constants

//

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#define kImportSavePrompt                   "Save converted file as:"

// constants for our custom progress dialog box

#define kProgressDialogResID                1000

#define kProgressStopButtonItemID           1

#define kProgressBarItemID                  2

#define kProgressPictureItemID              3

#define kProgressTextItemID                 4

#define kProgressTimeItemID                 5

#define kProgressPictureID                  128

#define kPICTFileHeaderSize                 512

#define kProgressBarMaxValue                5000

#define kOperationsStringsResID             1001

// type and creator for our sample settings preferences file

#define kSettingsFileType                   FOUR_CHAR_CODE('Pref')

#define kSettingsFileCreator                FOUR_CHAR_CODE('RTM ')

// the name of our preferences file

#define kSettingsFileName                   "HintPrefs.rtm"

// constants for displaying the remaining time

#define kTimeRemainingLabel                 "Time remaining: "

#define kMinimumUsefulPercent               (Fixed)0x00000600

#if TARGET_OS_MAC

#define kTimeRemainingLabelSize             10

#endif

#if TARGET_OS_WIN32

#define kTimeRemainingLabelSize             8

#endif

// constants for exporting hinted movies

#define kHintedMovieSavePrompt              "Save hinted movie as: "

#define kHintedMovieFileName                "hinted.mov"

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//

// function prototypes

//

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OSErr                       QTDX_ImportAnyNonMovie (void);

OSErr                       QTDX_ExportMovieAsAnyTypeFile (Movie theMovie, FSSpec *theFSSpec);

OSErr                       QTDX_ExportMovieAsHintedMovie (Movie theMovie, Boolean thePromptUser);

OSErr                       QTDX_SetExportedMovieDimensions (MovieExportComponent theExporter, Fixed theHeight, Fixed theWidth);

Boolean                     QTDX_FileCanBeImportedInPlace (FSSpec *theFSSpec);

Boolean                     QTDX_ComponentHasUI (OSType theType, ComponentInstance theComponent);

#if TARGET_OS_MAC

PASCAL_RTN Boolean          QTDX_FilterFiles (AEDesc *theItem, void *theInfo, void *theCallBackUD, NavFilterModes theFilterMode);

#endif

#if TARGET_OS_WIN32

PASCAL_RTN Boolean          QTDX_FilterFiles (CInfoPBPtr thePBPtr);

#endif

PASCAL_RTN OSErr            QTDX_MovieProgressProc (Movie theMovie, short theMessage, short theOperation, Fixed thePercentDone, long theRefcon);

PASCAL_RTN OSErr            QTDX_ImageProgressProc (short theMessage, Fixed thePercentDone, long theRefCon);

PASCAL_RTN void             QTDX_ProgressBoxUserItemProcedure (DialogPtr theDialog, short theItem);

#if TARGET_OS_WIN32

static void                 QTDX_ModelessCallback (EventRecord *theEvent, DialogPtr theDialog, short theItemHit);

#endif

OSErr                       QTDX_GetPrefsFileSpec (FSSpecPtr thePrefsSpecPtr, void *theRefCon);

OSErr                       QTDX_SaveExporterSettingsInFile (MovieExportComponent theExporter, FSSpecPtr theFSSpecPtr);

OSErr                       QTDX_GetExporterSettingsFromFile (MovieExportComponent theExporter, FSSpecPtr theFSSpecPtr);

OSErr                       QTDX_WriteHandleToFile (Handle theHandle, FSSpecPtr theFSSpecPtr);

Handle                      QTDX_ReadHandleFromFile (FSSpecPtr theFSSpecPtr);

void                        QTDX_EstimateRemainingTime (Rect *theRect, Fixed thePercentDone, UInt32 theTicksElapsed);