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- //////////
- //
- // File: VREffects.h
- //
- // Contains: QuickTime video effects support for QuickTime VR movies.
- //
- // Written by: Tim Monroe
- //
- // Copyright: © 1997 by Apple Computer, Inc., all rights reserved.
- //
- // Change History (most recent first):
- //
- // <1> 12/13/96 rtm first file
- //
- //////////
-
- #pragma once
-
- //////////
- //
- // header files
- //
- //////////
-
- #include <ImageCompression.h>
- #include <ImageCodec.h>
-
- #include "ComApplication.h"
-
- #if TARGET_OS_MAC
- #include "MacFramework.h"
- #endif
-
- #if TARGET_OS_WIN32
- #include "WinFramework.h"
- #endif
-
- #include "VRScript.h"
-
-
- //////////
- //
- // compiler flags
- //
- //////////
-
- #define USES_MAKE_IMAGE_DESC_FOR_EFFECT 1 // use MakeImageDescriptionForEffect (QT 4.0 and later)
-
-
- //////////
- //
- // constants
- //
- //////////
-
- #define kSourceOneName FOUR_CHAR_CODE('srcA')
- #define kSourceTwoName FOUR_CHAR_CODE('srcB')
- #define kSourceNoneName FOUR_CHAR_CODE('srcZ')
-
- #define kDefaultNumSteps 50 // the number of steps in a transition
- #define kDoIdleStep 10 // the number of steps we take before giving scene-wide sound-only movies some idle time
-
-
- //////////
- //
- // function prototypes
- //
- //////////
-
- void VREffects_InitWindowData (WindowObject theWindowObject);
- void VREffects_DumpWindowData (WindowObject theWindowObject);
- Boolean VREffects_DoIdle (WindowObject theWindowObject);
- VRScriptTransitionPtr VREffects_GetTransitionEffect (WindowObject theWindowObject, UInt32 fromNodeID, UInt32 toNodeID);
- QTAtomContainer VREffects_MakeEffectDescription (OSType theEffectType, long theEffectNum, OSType theSourceName1, OSType theSourceName2);
- ImageDescriptionHandle VREffects_MakeSampleDescription (OSType theEffectType, short theWidth, short theHeight);
- OSErr VREffects_SetupTransitionEffect (WindowObject theWindowObject, UInt32 fromNodeID, UInt32 toNodeID);
- OSErr VREffects_RunTransitionEffect (WindowObject theWindowObject);
- void VREffects_DumpEntryMem (VRScriptTransitionPtr theEntry);
-
-