void ofxQtAudioRecorder::createMovie(string url, int sampleRate, int numChannels){
OSErr err = noErr;
FSRef fsref;
Boolean isdir;
// full data path
url = ofToDataPath(url, true);
// kill a file and make a new one if needed:
FILE * pFile;
pFile = fopen (url.c_str(),"w");
fclose (pFile);
// create path reference
err = FSPathMakeRef((const UInt8*)url.c_str(), &fsref, &isdir);
if (err) { printf("FSPathMakeRef failed %d\n", err); printf("ERROR creating movie \n"); return; }
// create file spec
err = FSGetCatalogInfo(&fsref, kFSCatInfoNone, NULL, NULL, &myFileSpec, NULL);
if (err) { printf("FSGetCatalogInfo failed %d\n", err); printf("ERROR creating movie \n"); return; }
// create that movie file
err = CreateMovieFile(&myFileSpec, 'TVOD', smCurrentScript, createMovieFileDeleteCurFile | createMovieFileDontCreateResFile, &movieResRefNum, &movie);
if(err) {
printf("error: failed to create movie file\n");
return;
}
prepareAudioRecording(sampleRate, numChannels);
}
static void CreateAMovie (void)
{
Point where = {100,100};
SFReply theSFReply;
Movie theMovie = nil;
FSSpec mySpec;
short resRefNum = 0;
short resId = movieInDataForkResID;
OSErr err = noErr;
SFPutFile (where, c2pstr(kPrompt),
c2pstr(kMovieFileName), nil, &theSFReply);
if (!theSFReply.good) return;
FSMakeFSSpec(theSFReply.vRefNum, 0, theSFReply.fName, &mySpec);
err = CreateMovieFile (&mySpec,
kMyCreatorType,
smCurrentScript,
createMovieFileDeleteCurFile | createMovieFileDontCreateResFile,
&resRefNum,
&theMovie );
CheckError(err, "CreateMovieFile error");
QTVideo_CreateMyVideoTrack (theMovie);
QTSound_CreateMySoundTrack (theMovie);
err = AddMovieResource (theMovie, resRefNum, &resId,
theSFReply.fName);
CheckError(err, "AddMovieResource error");
if (resRefNum)
{
CloseMovieFile (resRefNum);
}
DisposeMovie (theMovie);
}
OSErr QTWired_CreateWiredSpritesMovie (void)
{
short myResRefNum = 0;
short myResID = movieInDataForkResID;
Movie myMovie = NULL;
Track myTrack;
Media myMedia;
FSSpec myFile;
Boolean myIsSelected = false;
Boolean myIsReplacing = false;
StringPtr myPrompt = QTUtils_ConvertCToPascalString(kWiredSavePrompt);
StringPtr myFileName = QTUtils_ConvertCToPascalString(kWiredSaveFileName);
QTAtomContainer mySample = NULL;
QTAtomContainer myActions = NULL;
QTAtomContainer myBeginButton, myPrevButton, myNextButton, myEndButton;
QTAtomContainer myPenguinOne, myPenguinTwo, myPenguinOneOverride;
QTAtomContainer myBeginActionButton, myPrevActionButton, myNextActionButton, myEndActionButton;
QTAtomContainer myPenguinOneAction, myPenguinTwoAction;
RGBColor myKeyColor;
Point myLocation;
short isVisible, myLayer, myIndex, myID, i, myDelta;
Boolean hasActions;
long myFlags = createMovieFileDeleteCurFile | createMovieFileDontCreateResFile;
OSType myType = FOUR_CHAR_CODE('none');
UInt32 myFrequency;
QTAtom myEventAtom;
long myLoopingFlags;
ModifierTrackGraphicsModeRecord myGraphicsMode;
OSErr myErr = noErr;
//////////
//
// create a new movie file and set its controller type
//
//////////
// ask the user for the name of the new movie file
QTFrame_PutFile(myPrompt, myFileName, &myFile, &myIsSelected, &myIsReplacing);
if (!myIsSelected)
goto bail;
// create a movie file for the destination movie
myErr = CreateMovieFile(&myFile, FOUR_CHAR_CODE('TVOD'), smSystemScript, myFlags, &myResRefNum, &myMovie);
if (myErr != noErr)
goto bail;
// select the "no controller" movie controller
myType = EndianU32_NtoB(myType);
SetUserDataItem(GetMovieUserData(myMovie), &myType, sizeof(myType), kUserDataMovieControllerType, 1);
//////////
//
// create the sprite track and media
//
//////////
myTrack = NewMovieTrack(myMovie, ((long)kSpriteTrackWidth << 16), ((long)kSpriteTrackHeight << 16), kNoVolume);
myMedia = NewTrackMedia(myTrack, SpriteMediaType, kSpriteMediaTimeScale, NULL, 0);
//////////
//
// create a key frame sample containing six sprites and all of their shared images
//
//////////
// create a new, empty key frame sample
myErr = QTNewAtomContainer(&mySample);
if (myErr != noErr)
goto bail;
myKeyColor.red = 0xffff; // white
myKeyColor.green = 0xffff;
myKeyColor.blue = 0xffff;
// add images to the key frame sample
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToBeginningButtonUp, &myKeyColor, kGoToBeginningButtonUpIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToBeginningButtonDown, &myKeyColor, kGoToBeginningButtonDownIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToEndButtonUp, &myKeyColor, kGoToEndButtonUpIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToEndButtonDown, &myKeyColor, kGoToEndButtonDownIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToPrevButtonUp, &myKeyColor, kGoToPrevButtonUpIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToPrevButtonDown, &myKeyColor, kGoToPrevButtonDownIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToNextButtonUp, &myKeyColor, kGoToNextButtonUpIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToNextButtonDown, &myKeyColor, kGoToNextButtonDownIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kPenguinForward, &myKeyColor, kPenguinForwardIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kPenguinLeft, &myKeyColor, kPenguinLeftIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kPenguinRight, &myKeyColor, kPenguinRightIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kPenguinClosed, &myKeyColor, kPenguinClosedIndex, NULL, NULL);
for (myIndex = kPenguinDownRightCycleStartIndex, myID = kWalkDownRightCycleStart; myIndex <= kPenguinDownRightCycleEndIndex; myIndex++, myID++)
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, myID, &myKeyColor, myIndex, NULL, NULL);
// assign group IDs to the images
SpriteUtils_AssignImageGroupIDsToKeyFrame(mySample);
//////////
//
// add samples to the sprite track's media
//
//////////
BeginMediaEdits(myMedia);
// go to beginning button with no actions
myErr = QTNewAtomContainer(&myBeginButton);
if (myErr != noErr)
goto bail;
myLocation.h = (1 * kSpriteTrackWidth / 8) - (kStartEndButtonWidth / 2);
myLocation.v = (4 * kSpriteTrackHeight / 5) - (kStartEndButtonHeight / 2);
isVisible = false;
myLayer = 1;
myIndex = kGoToBeginningButtonUpIndex;
myErr = SpriteUtils_SetSpriteData(myBeginButton, &myLocation, &isVisible, &myLayer, &myIndex, NULL, NULL, myActions);
if (myErr != noErr)
goto bail;
// go to previous button with no actions
myErr = QTNewAtomContainer(&myPrevButton);
if (myErr != noErr)
goto bail;
myLocation.h = (3 * kSpriteTrackWidth / 8) - (kNextPrevButtonWidth / 2);
myLocation.v = (4 * kSpriteTrackHeight / 5) - (kStartEndButtonHeight / 2);
isVisible = false;
myLayer = 1;
myIndex = kGoToPrevButtonUpIndex;
myErr = SpriteUtils_SetSpriteData(myPrevButton, &myLocation, &isVisible, &myLayer, &myIndex, NULL, NULL, myActions);
if (myErr != noErr)
goto bail;
// go to next button with no actions
myErr = QTNewAtomContainer(&myNextButton);
if (myErr != noErr)
goto bail;
myLocation.h = (5 * kSpriteTrackWidth / 8) - (kNextPrevButtonWidth / 2);
myLocation.v = (4 * kSpriteTrackHeight / 5) - (kStartEndButtonHeight / 2);
isVisible = false;
myLayer = 1;
myIndex = kGoToNextButtonUpIndex;
myErr = SpriteUtils_SetSpriteData(myNextButton, &myLocation, &isVisible, &myLayer, &myIndex, NULL, NULL, myActions);
if (myErr != noErr)
goto bail;
// go to end button with no actions
myErr = QTNewAtomContainer(&myEndButton);
if (myErr != noErr)
goto bail;
myLocation.h = (7 * kSpriteTrackWidth / 8) - (kStartEndButtonWidth / 2);
myLocation.v = (4 * kSpriteTrackHeight / 5) - (kStartEndButtonHeight / 2);
isVisible = false;
myLayer = 1;
myIndex = kGoToEndButtonUpIndex;
myErr = SpriteUtils_SetSpriteData(myEndButton, &myLocation, &isVisible, &myLayer, &myIndex, NULL, NULL, myActions);
if (myErr != noErr)
goto bail;
// first penguin sprite with no actions
myErr = QTNewAtomContainer(&myPenguinOne);
if (myErr != noErr)
goto bail;
myLocation.h = (3 * kSpriteTrackWidth / 8) - (kPenguinWidth / 2);
myLocation.v = (kSpriteTrackHeight / 4) - (kPenguinHeight / 2);
isVisible = true;
myLayer = 2;
myIndex = kPenguinDownRightCycleStartIndex;
myGraphicsMode.graphicsMode = blend;
myGraphicsMode.opColor.red = myGraphicsMode.opColor.green = myGraphicsMode.opColor.blue = 0x8FFF; // grey
myErr = SpriteUtils_SetSpriteData(myPenguinOne, &myLocation, &isVisible, &myLayer, &myIndex, &myGraphicsMode, NULL, myActions);
if (myErr != noErr)
goto bail;
// second penguin sprite with no actions
myErr = QTNewAtomContainer(&myPenguinTwo);
if (myErr != noErr)
goto bail;
myLocation.h = (5 * kSpriteTrackWidth / 8) - (kPenguinWidth / 2);
myLocation.v = (kSpriteTrackHeight / 4) - (kPenguinHeight / 2);
isVisible = true;
myLayer = 3;
myIndex = kPenguinForwardIndex;
myErr = SpriteUtils_SetSpriteData(myPenguinTwo, &myLocation, &isVisible, &myLayer, &myIndex, NULL, NULL, myActions);
if (myErr != noErr)
goto bail;
//////////
//
// add actions to the six sprites
//
//////////
// add go to beginning button
myErr = QTCopyAtom(myBeginButton, kParentAtomIsContainer, &myBeginActionButton);
if (myErr != noErr)
goto bail;
WiredUtils_AddSpriteSetImageIndexAction(myBeginActionButton, kParentAtomIsContainer, kQTEventMouseClick, 0, NULL, 0, 0, NULL, kGoToBeginningButtonDownIndex, NULL);
WiredUtils_AddSpriteSetImageIndexAction(myBeginActionButton, kParentAtomIsContainer, kQTEventMouseClickEnd, 0, NULL, 0, 0, NULL, kGoToBeginningButtonUpIndex, NULL);
WiredUtils_AddMovieGoToBeginningAction(myBeginActionButton, kParentAtomIsContainer, kQTEventMouseClickEndTriggerButton);
WiredUtils_AddSpriteSetVisibleAction(myBeginActionButton, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, 0, NULL, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myBeginActionButton, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, 0, NULL, false, NULL);
SpriteUtils_AddSpriteToSample(mySample, myBeginActionButton, kGoToBeginningSpriteID);
QTDisposeAtomContainer(myBeginActionButton);
// add go to prev button
myErr = QTCopyAtom(myPrevButton, kParentAtomIsContainer, &myPrevActionButton);
if (myErr != noErr)
goto bail;
WiredUtils_AddSpriteSetImageIndexAction(myPrevActionButton, kParentAtomIsContainer, kQTEventMouseClick, 0, NULL, 0, 0, NULL, kGoToPrevButtonDownIndex, NULL);
WiredUtils_AddSpriteSetImageIndexAction(myPrevActionButton, kParentAtomIsContainer, kQTEventMouseClickEnd, 0, NULL, 0, 0, NULL, kGoToPrevButtonUpIndex, NULL);
WiredUtils_AddMovieStepBackwardAction(myPrevActionButton, kParentAtomIsContainer, kQTEventMouseClickEndTriggerButton);
WiredUtils_AddSpriteSetVisibleAction(myPrevActionButton, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, 0, NULL, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPrevActionButton, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, 0, NULL, false, NULL);
SpriteUtils_AddSpriteToSample(mySample, myPrevActionButton, kGoToPrevSpriteID);
QTDisposeAtomContainer(myPrevActionButton);
// add go to next button
myErr = QTCopyAtom(myNextButton, kParentAtomIsContainer, &myNextActionButton);
if (myErr != noErr)
goto bail;
WiredUtils_AddSpriteSetImageIndexAction(myNextActionButton, kParentAtomIsContainer, kQTEventMouseClick, 0, NULL, 0, 0, NULL, kGoToNextButtonDownIndex, NULL);
WiredUtils_AddSpriteSetImageIndexAction(myNextActionButton, kParentAtomIsContainer, kQTEventMouseClickEnd, 0, NULL, 0, 0, NULL, kGoToNextButtonUpIndex, NULL);
WiredUtils_AddMovieStepForwardAction(myNextActionButton, kParentAtomIsContainer, kQTEventMouseClickEndTriggerButton);
WiredUtils_AddSpriteSetVisibleAction(myNextActionButton, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, 0, NULL, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myNextActionButton, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, 0, NULL, false, NULL);
SpriteUtils_AddSpriteToSample(mySample, myNextActionButton, kGoToNextSpriteID);
QTDisposeAtomContainer(myNextActionButton);
// add go to end button
myErr = QTCopyAtom(myEndButton, kParentAtomIsContainer, &myEndActionButton);
if (myErr != noErr)
goto bail;
WiredUtils_AddSpriteSetImageIndexAction(myEndActionButton, kParentAtomIsContainer, kQTEventMouseClick, 0, NULL, 0, 0, NULL, kGoToEndButtonDownIndex, NULL);
WiredUtils_AddSpriteSetImageIndexAction(myEndActionButton, kParentAtomIsContainer, kQTEventMouseClickEnd, 0, NULL, 0, 0, NULL, kGoToEndButtonUpIndex, NULL);
WiredUtils_AddMovieGoToEndAction(myEndActionButton, kParentAtomIsContainer, kQTEventMouseClickEndTriggerButton);
WiredUtils_AddSpriteSetVisibleAction(myEndActionButton, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, 0, NULL, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myEndActionButton, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, 0, NULL, false, NULL);
SpriteUtils_AddSpriteToSample(mySample, myEndActionButton, kGoToEndSpriteID);
QTDisposeAtomContainer(myEndActionButton);
// add penguin one
myErr = QTCopyAtom(myPenguinOne, kParentAtomIsContainer, &myPenguinOneAction);
if (myErr != noErr)
goto bail;
// show the buttons on mouse enter and hide them on mouse exit
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, kTargetSpriteID, (void *)kGoToBeginningSpriteID, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, kTargetSpriteID, (void *)kGoToBeginningSpriteID, false, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, kTargetSpriteID, (void *)kGoToPrevSpriteID, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, kTargetSpriteID, (void *)kGoToPrevSpriteID, false, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, kTargetSpriteID, (void *)kGoToNextSpriteID, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, kTargetSpriteID, (void *)kGoToNextSpriteID, false, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, kTargetSpriteID, (void *)kGoToEndSpriteID, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, kTargetSpriteID, (void *)kGoToEndSpriteID, false, NULL);
SpriteUtils_AddSpriteToSample(mySample, myPenguinOneAction, kPenguinOneSpriteID);
QTWired_AddCursorChangeOnMouseOver(mySample, kPenguinOneSpriteID);
QTDisposeAtomContainer(myPenguinOneAction);
// add penguin two
myErr = QTCopyAtom(myPenguinTwo, kParentAtomIsContainer, &myPenguinTwoAction);
if (myErr != noErr)
goto bail;
// blink when clicked on
WiredUtils_AddSpriteSetImageIndexAction(myPenguinTwoAction, kParentAtomIsContainer, kQTEventMouseClick, 0, NULL, 0, 0, NULL, kPenguinClosedIndex, NULL);
WiredUtils_AddSpriteSetImageIndexAction(myPenguinTwoAction, kParentAtomIsContainer, kQTEventMouseClickEnd, 0, NULL, 0, 0, NULL, kPenguinForwardIndex, NULL);
WiredUtils_AddQTEventAtom(myPenguinTwoAction, kParentAtomIsContainer, kQTEventMouseClickEndTriggerButton, &myEventAtom);
// toggle the movie rate and both of the birds' graphics modes
QTWired_AddPenguinTwoConditionalActions(myPenguinTwoAction, myEventAtom);
QTWired_AddWraparoundMatrixOnIdle(myPenguinTwoAction);
SpriteUtils_AddSpriteToSample(mySample, myPenguinTwoAction, kPenguinTwoSpriteID);
QTDisposeAtomContainer(myPenguinTwoAction);
// add an action for when the key frame is loaded, to set the movie's looping mode to palindrome;
// note that this will actually be triggered every time the key frame is reloaded,
// so if the operation was expensive we could use a conditional to test if we've already done it
myLoopingFlags = loopTimeBase | palindromeLoopTimeBase;
WiredUtils_AddMovieSetLoopingFlagsAction(mySample, kParentAtomIsContainer, kQTEventFrameLoaded, myLoopingFlags);
// add the key frame sample to the sprite track media
//
// to add the sample data in a compressed form, you would use a QuickTime DataCodec to perform the
// compression; replace the call to the utility AddSpriteSampleToMedia with a call to the utility
// AddCompressedSpriteSampleToMedia to do this
SpriteUtils_AddSpriteSampleToMedia(myMedia, mySample, kSpriteMediaFrameDuration, true, NULL);
//SpriteUtils_AddCompressedSpriteSampleToMedia(myMedia, mySample, kSpriteMediaFrameDuration, true, zlibDataCompressorSubType, NULL);
//////////
//
// add a few override samples to move penguin one and change its image index
//
//////////
// original penguin one location
myLocation.h = (3 * kSpriteTrackWidth / 8) - (kPenguinWidth / 2);
myLocation.v = (kSpriteTrackHeight / 4) - (kPenguinHeight / 2);
myDelta = (kSpriteTrackHeight / 2) / kNumOverrideSamples;
myIndex = kPenguinDownRightCycleStartIndex;
for (i = 1; i <= kNumOverrideSamples; i++) {
QTRemoveChildren(mySample, kParentAtomIsContainer);
QTNewAtomContainer(&myPenguinOneOverride);
myLocation.h += myDelta;
myLocation.v += myDelta;
myIndex++;
if (myIndex > kPenguinDownRightCycleEndIndex)
myIndex = kPenguinDownRightCycleStartIndex;
SpriteUtils_SetSpriteData(myPenguinOneOverride, &myLocation, NULL, NULL, &myIndex, NULL, NULL, NULL);
SpriteUtils_AddSpriteToSample(mySample, myPenguinOneOverride, kPenguinOneSpriteID);
SpriteUtils_AddSpriteSampleToMedia(myMedia, mySample, kSpriteMediaFrameDuration, false, NULL);
QTDisposeAtomContainer(myPenguinOneOverride);
}
EndMediaEdits(myMedia);
// add the media to the track
InsertMediaIntoTrack(myTrack, 0, 0, GetMediaDuration(myMedia), fixed1);
//////////
//
// set the sprite track properties
//
//////////
{
QTAtomContainer myTrackProperties;
RGBColor myBackgroundColor;
// add a background color to the sprite track
myBackgroundColor.red = EndianU16_NtoB(0x8000);
myBackgroundColor.green = EndianU16_NtoB(0);
myBackgroundColor.blue = EndianU16_NtoB(0xffff);
QTNewAtomContainer(&myTrackProperties);
QTInsertChild(myTrackProperties, 0, kSpriteTrackPropertyBackgroundColor, 1, 1, sizeof(RGBColor), &myBackgroundColor, NULL);
// tell the movie controller that this sprite track has actions, Jackson
hasActions = true;
QTInsertChild(myTrackProperties, 0, kSpriteTrackPropertyHasActions, 1, 1, sizeof(hasActions), &hasActions, NULL);
// tell the sprite track to generate QTIdleEvents
myFrequency = EndianU32_NtoB(2);
QTInsertChild(myTrackProperties, 0, kSpriteTrackPropertyQTIdleEventsFrequency, 1, 1, sizeof(myFrequency), &myFrequency, NULL);
myErr = SetMediaPropertyAtom(myMedia, myTrackProperties);
if (myErr != noErr)
goto bail;
QTDisposeAtomContainer(myTrackProperties);
}
//////////
//
// finish up
//
//////////
// add the movie resource to the movie file
myErr = AddMovieResource(myMovie, myResRefNum, &myResID, myFile.name);
bail:
free(myPrompt);
free(myFileName);
if (mySample != NULL)
QTDisposeAtomContainer(mySample);
if (myBeginButton != NULL)
QTDisposeAtomContainer(myBeginButton);
if (myPrevButton != NULL)
QTDisposeAtomContainer(myPrevButton);
if (myNextButton != NULL)
QTDisposeAtomContainer(myNextButton);
if (myEndButton != NULL)
QTDisposeAtomContainer(myEndButton);
if (myResRefNum != 0)
CloseMovieFile(myResRefNum);
if (myMovie != NULL)
DisposeMovie(myMovie);
return(myErr);
}
void ofQtVideoSaver::setup( int width , int height, string movieName){
w = width;
h = height;
fileName = (ofToDataPath(movieName));
//pszFlatFilename = flatFileName;
initializeQuicktime();
/* Load the FSSpec structure to describe the receiving file. For a
description of this and related calls see
http://developer.apple.com/quicktime/icefloe/dispatch004.html.
================================================================ */
#ifdef TARGET_WIN32
//FILE * pFile = NULL;
//pFile = fopen (fileName.c_str(),"w");
//fclose (pFile);
char fileNameStr[255];
sprintf(fileNameStr, "%s", fileName.c_str());
osErr = NativePathNameToFSSpec (fileNameStr, &fsSpec, 0);
#endif
#ifdef TARGET_OSX
/// kill a file and make a new one if needed:
FILE * pFile;
pFile = fopen (fileName.c_str(),"w");
fclose (pFile);
Boolean isdir;
osErr = FSPathMakeRef((const UInt8*)fileName.c_str(), &fsref, &isdir);
osErr = FSGetCatalogInfo(&fsref, kFSCatInfoNone, NULL, NULL, &fsSpec, NULL);
#endif
if (osErr && (osErr != fnfErr)) /* File-not-found error is ok */
{
printf ("getting FSS spec failed %d\n", osErr);
goto bail;
}
/* Step 1: Create a new, empty movie file and a movie that references that
file (CreateMovieFile).
======================================================================== */
osErr = CreateMovieFile
(
&fsSpec, /* FSSpec specifier */
FOUR_CHAR_CODE('TVOD'), /* file creator type, TVOD = QT player*/
smCurrentScript, /* movie script system to use */
createMovieFileDeleteCurFile /* movie file creation flags */
| createMovieFileDontCreateResFile,
&sResRefNum, /* returned file ref num to data fork */
&movie /* returned handle to open empty movie*/
/* that references the created file */
);
if (osErr)
{
printf ("CreateMovieFile failed %d\n", osErr);
goto bail;
}
/* Step 2: Add a new track to that movie (NewMovieTrack).
======================================================= */
track = NewMovieTrack
(
movie, /* the movie to add track to */
((long) w << 16), /* width of track in pixels (Fixed) */
FixRatio (h, 1), /* height of track in pixels (Fixed) */
kNoVolume /* default volume level */
);
osErr = GetMoviesError ();
if (osErr)
{
printf ("NewMovieTrack failed %d\n", osErr);
goto bail;
}
/* Step 3: Add a new media to that track (NewTrackMedia).
======================================================= */
media = NewTrackMedia
(
track, /* the track to add the media to */
VideoMediaType, /* media type, e.g. SoundMediaType */
600, /* num media time units that elapse/sec*/
NULL, /* ptr to file that holds media sampls*/
0 /* type of ptr to media samples */
);
osErr = GetMoviesError ();
if (osErr)
{
printf ("NewTrackMedia failed %d\n", osErr);
goto bail;
}
/* Step 4: Add media samples to the media.
======================================== */
BeginMediaEdits (media); /* Inform the Movie Toolbox that we */
/* want to change the media samples */
/* referenced by a track's media. */
/* This opens the media container */
/* and makes it ready to receive */
/* and/or remove sample data. */
// Step 5: setup graphics port for qt movie and compression type ---
/* Create a new offscreen graphics world that will hold the movie's
drawing surface. draw_image() copies the image of IceFlow to this
surface with varying amounts of transparency.
================================================================= */
MacSetRect (&rect, 0, 0, w, h);
osErr = NewGWorld
(
&pMovieGWorld, /* receives the new GWorld. */
24, /* pixel depth in bits/pixel */
&rect, /* desired size of the GWorld. */
NULL,
NULL,
(GWorldFlags) 0
);
if (osErr != noErr)
{
printf ("NewGWorld 1 failed %d\n", osErr);
goto bail;
}
/* Retrieve the pixel map associated with that graphics world and lock
the pixel map in memory. GetMaxCompressionSize() and CompressImage()
only operate on pixel maps, not graphics worlds.
===================================================================== */
pixMapHandle = GetGWorldPixMap (pMovieGWorld);
if (pixMapHandle == NULL)
{
printf ("GetGWorldPixMap failed\n");
goto bail;
}
LockPixels (pixMapHandle);
/* Get the maximum number of bytes required to hold an image having the
specified characteristics compressed using the specified compressor.
==================================================================== */
osErr = GetMaxCompressionSize
(
pixMapHandle, /* the pixel map to compress from. */
&rect, /* the image rectangle. */
0, /* let ICM choose image bit depth. */
codecHighQuality, /* compression quality specifier. */
kRawCodecType, /* desired compression type */ // < set to RAW in case we set to a new compression type...
(CompressorComponent) anyCodec, /* codec specifier. */
&lMaxCompressionSize /* receives max bytes needed for cmp. */
);
if (osErr != noErr)
{
printf ("GetMaxCompressionSize failed %d\n", osErr);
goto bail;
}
/* Allocate a buffer to hold the compressed image data by creating a new
handle.
===================================================================== */
hCompressedData = NewHandle (lMaxCompressionSize);
if (hCompressedData == NULL)
{
printf ("NewHandle(%ld) failed\n", lMaxCompressionSize);
goto bail;
}
/* Lock the handle and then dereference it to obtain a pointer to the data
buffer because CompressImage() wants us to pass it a pointer, not a
handle.
======================================================================= */
HLockHi (hCompressedData);
pCompressedData = *hCompressedData;
/* Create an image description object in memory of minimum size to pass
to CompressImage(). CompressImage() will resize the memory as
necessary so create it small here.
==================================================================== */
hImageDescription = (ImageDescriptionHandle) NewHandle (4);
if (hImageDescription == NULL)
{
printf ("NewHandle(4) failed\n");
goto bail;
}
bSetupForRecordingMovie = true;
return;
bail:
printf("got to bail somehows \n");
if (sResRefNum != 0) CloseMovieFile (sResRefNum);
if (movie != NULL) DisposeMovie (movie);
//ExitMovies (); /* Finalize Quicktime */
return;
}
OSErr QTTarg_MakeDualVRControllerMovie (void)
{
Movie myMovie = NULL;
Track myTrack = NULL;
Media myMedia = NULL;
RGBColor myKeyColor;
Fixed myWidth, myHeight;
FSSpec myFile;
Boolean myIsSelected = false;
Boolean myIsReplacing = false;
StringPtr myPrompt = QTUtils_ConvertCToPascalString(kSpriteSavePrompt);
StringPtr myFileName = QTUtils_ConvertCToPascalString(kSpriteSaveMovieFileName);
long myFlags = createMovieFileDeleteCurFile | createMovieFileDontCreateResFile;
short myResRefNum = 0;
short myResID = movieInDataForkResID;
OSType myType = FOUR_CHAR_CODE('none');
OSErr myErr = noErr;
//////////
//
// create a new movie file
//
//////////
// prompt the user for the destination file name
QTFrame_PutFile(myPrompt, myFileName, &myFile, &myIsSelected, &myIsReplacing);
myErr = myIsSelected ? noErr : userCanceledErr;
if (!myIsSelected)
goto bail;
// create a movie file for the destination movie
myErr = CreateMovieFile(&myFile, FOUR_CHAR_CODE('TVOD'), smSystemScript, myFlags, &myResRefNum, &myMovie);
if (myErr != noErr)
goto bail;
// select the "no-interface" movie controller
myType = EndianU32_NtoB(myType);
SetUserDataItem(GetMovieUserData(myMovie), &myType, sizeof(myType), kUserDataMovieControllerType, 1);
//////////
//
// get some information about the target movie
//
//////////
myWidth = Long2Fix(kVRControlMovieWidth);
myHeight = Long2Fix(kVRControlMovieHeight);
//////////
//
// create a new sprite track in the target movie
//
//////////
myTrack = NewMovieTrack(myMovie, myWidth, myHeight, kNoVolume);
myMedia = NewTrackMedia(myTrack, SpriteMediaType, kVRControlMovieDuration, NULL, 0);
myErr = BeginMediaEdits(myMedia);
if (myErr != noErr)
goto bail;
//////////
//
// add sprite images and sprites to the sprite track; add actions to the sprites
//
//////////
QTTarg_AddVRControllerButtonSamplesToMedia(myMedia, kVRControlMovieWidth, kVRControlMovieHeight, kVRControlMovieDuration);
//////////
//
// insert media into track
//
//////////
myErr = EndMediaEdits(myMedia);
if (myErr != noErr)
goto bail;
// add the media to the track
InsertMediaIntoTrack(myTrack, 0, 0, GetMediaDuration(myMedia), fixed1);
//////////
//
// set the sprite track properties
//
//////////
QTTarg_SetTrackProperties(myMedia, 0); // idle as fast as possible
myKeyColor.red = myKeyColor.green = myKeyColor.blue = 0xffff; // white
MediaSetGraphicsMode(GetMediaHandler(myMedia), transparent, &myKeyColor);
//////////
//
// add the movie resource to the movie file
//
//////////
myErr = AddMovieResource(myMovie, myResRefNum, &myResID, myFile.name);
bail:
if (myResRefNum != 0)
CloseMovieFile(myResRefNum);
if (myMovie != NULL)
DisposeMovie(myMovie);
free(myPrompt);
free(myFileName);
return(myErr);
}
OSErr QTTarg_CreateTwinSpritesMovie (void)
{
Movie myMovie = NULL;
Track myTrack = NULL;
Media myMedia = NULL;
FSSpec myFile;
Boolean myIsSelected = false;
Boolean myIsReplacing = false;
Fixed myHeight = 0;
Fixed myWidth = 0;
StringPtr myPrompt = QTUtils_ConvertCToPascalString(kSpriteSavePrompt);
StringPtr myFileName = QTUtils_ConvertCToPascalString(kSpriteSaveMovieFileName);
long myFlags = createMovieFileDeleteCurFile | createMovieFileDontCreateResFile;
OSType myType = FOUR_CHAR_CODE('none');
short myResRefNum = 0;
short myResID = movieInDataForkResID;
OSErr myErr = noErr;
//////////
//
// create a new movie file
//
//////////
// prompt the user for the destination file name
QTFrame_PutFile(myPrompt, myFileName, &myFile, &myIsSelected, &myIsReplacing);
myErr = myIsSelected ? noErr : userCanceledErr;
if (!myIsSelected)
goto bail;
// create a movie file for the destination movie
myErr = CreateMovieFile(&myFile, FOUR_CHAR_CODE('TVOD'), smSystemScript, myFlags, &myResRefNum, &myMovie);
if (myErr != noErr)
goto bail;
// select the "no-interface" movie controller
myType = EndianU32_NtoB(myType);
SetUserDataItem(GetMovieUserData(myMovie), &myType, sizeof(myType), kUserDataMovieControllerType, 1);
//////////
//
// create the sprite track and media
//
//////////
myWidth = Long2Fix(kIconSpriteTrackWidth);
myHeight = Long2Fix(kIconSpriteTrackHeight);
myTrack = NewMovieTrack(myMovie, myWidth, myHeight, kNoVolume);
myMedia = NewTrackMedia(myTrack, SpriteMediaType, kSpriteMediaTimeScale, NULL, 0);
myErr = BeginMediaEdits(myMedia);
if (myErr != noErr)
goto bail;
//////////
//
// add the appropriate samples to the sprite media
//
//////////
myErr = QTTarg_AddIconMovieSamplesToMedia(myMedia);
if (myErr != noErr)
goto bail;
myErr = EndMediaEdits(myMedia);
if (myErr != noErr)
goto bail;
// add the media to the track
InsertMediaIntoTrack(myTrack, 0, 0, GetMediaDuration(myMedia), fixed1);
//////////
//
// set the sprite track properties
//
//////////
QTTarg_SetTrackProperties(myMedia, 1);
//////////
//
// add the movie resource to the movie file
//
//////////
myErr = AddMovieResource(myMovie, myResRefNum, &myResID, myFile.name);
bail:
if (myResRefNum != 0)
CloseMovieFile(myResRefNum);
if (myMovie != NULL)
DisposeMovie(myMovie);
free(myPrompt);
free(myFileName);
return(myErr);
}
void MolDisplayWin::WriteQTMovie(wxString & filepath) {
//Create a QuickTime movie using the standard animation codecs with normal quality, and
//temporal compression. The final file is flattened for cross platform compatability
QTExport * QTOptions = new QTExport(this);
//setup controls for the current data
if (MainData->GetNumFrames() > 1) { //default to frame animation
QTOptions->SetMovieChoice(0);
} else {
QTOptions->EnableFrameMovie(false);
}
if (MainData->cFrame->GetNumberNormalModes() <= 0) {
QTOptions->EnableModeMovie(false);
}
if (QTOptions->ShowModal() != wxID_OK) {
//user cancelled the operation
QTOptions->Destroy();
return;
}
//retrieve the value of each option
int MovieType = QTOptions->GetMovieChoice();
bool IncludeEPlot = QTOptions->AddEnergyPlot();
int compressorChoice = QTOptions->GetCompressorChoice();
int keyFrameRate = QTOptions->GetKeyFrameRate();
if (keyFrameRate < 0) keyFrameRate = 0;
QTOptions->Destroy();
CodecType mCodec;
switch (compressorChoice) {
case 0:
mCodec = kCinepakCodecType;
break;
case 1:
mCodec = kGraphicsCodecType;
break;
case 2:
mCodec = kAnimationCodecType;
break;
case 3:
default:
mCodec = kMPEG4VisualCodecType;
}
OSStatus s;
OSErr myErr = myErr;
FSSpec targetSpec;
//ugh I need to get an FSSpec to hand to quicktime, but these calls only seem to work if
//the file already exists...
const char * t = filepath.mb_str(wxConvUTF8);
FILE * temp = fopen(t, "wb");
fclose(temp);
#ifdef __WXOSX_COCOA__
//This function is not found in the wxCocoa implementation, it is probably possible to work around it
//Otherwise the code appears to link and run currently. However, it is probably better to redue the
//code to use the Cocoa qtKit framework rather than the old Carbon QT library.
//This path is not tested as the current Cocoa code does not properly support the extended save dialog.
// void wxMacFilename2FSSpec( const wxString& path , FSSpec *spec )
{
OSStatus err = noErr;
FSRef fsRef;
wxMacPathToFSRef( filepath , &fsRef );
err = FSGetCatalogInfo(&fsRef, kFSCatInfoNone, NULL, NULL, &targetSpec, NULL);
verify_noerr( err );
}
#else
wxMacFilename2FSSpec(filepath, &targetSpec);
#endif
Movie theMovie = NULL;
FSSpec tempSpec = targetSpec;
strcpy((char *) &(tempSpec.name[1]), "MacMolPlt8933tempMovie");
tempSpec.name[0] = 22;
BeginOperation();
ProgressInd->ChangeText("Creating movie...");
myErr = EnterMovies(); //initialize the quicktime manager
if (myErr != noErr) {
FinishOperation();
MessageAlert("Error initializing QuickTime!");
return;
}
//Create the movie file and initialize file data
//Use Quicktime creator code 'TVOD' instead of simpletext 'ttxt'
short resRefNum = 0;
short resId = 0;
myErr = CreateMovieFile(&tempSpec, 'TVOD', smCurrentScript, createMovieFileDeleteCurFile,
&resRefNum, &theMovie);
if (myErr != noErr) {
MessageAlert("Error creating movie file!");
} else {
bool KillEPlot = false;
int width, height, savedEPlotWidth, savedEPlotHeight;
glCanvas->GetClientSize(&width, &height);
Rect lDisplayRect={0,0,0,0};
lDisplayRect.right = width;
lDisplayRect.bottom = height;
Rect gRect = lDisplayRect;
Rect EPlotRect = lDisplayRect;
//If we are including an energy plot add space for it here
if (IncludeEPlot && (MovieType == 0)) {
EPlotRect.left = EPlotRect.right;
EPlotRect.right = EPlotRect.left + height;
if (!energyPlotWindow) {
energyPlotWindow = new EnergyPlotDialog(this);
KillEPlot = true;
} else {
energyPlotWindow->GetSize(&savedEPlotWidth, &savedEPlotHeight);
}
gRect.right += height;
width += height;
energyPlotWindow->Show(false);
energyPlotWindow->SetSize(height, height);
energyPlotWindow->Update(); //This is needed to initialise the window if we just created it
}
LocalToGlobal ((Point *) &(gRect.top));
LocalToGlobal ((Point *) &(gRect.bottom));
WindowRef TempWindow;
s = CreateNewWindow(kDocumentWindowClass, kWindowNoAttributes, &gRect, &TempWindow);
if (s == noErr) {
//Create the video track
Track theTrack = NewMovieTrack (theMovie, FixRatio(width,1),
FixRatio(height,1), kNoVolume);
if ((noErr == GetMoviesError())&&theTrack) {
Media theMedia = NewTrackMedia (theTrack, VideoMediaType,
60, // Video Time Scale
NULL, 0);
if ((noErr == GetMoviesError())&&theMedia) {
myErr = BeginMediaEdits (theMedia);
if (myErr == noErr) {
//create the actual movie frames
GWorldPtr lgWorld=NULL;
if (! NewGWorld (&lgWorld, 0, &gRect, (CTabHandle) NULL, (GDHandle) NULL,
(GWorldFlags) (pixPurge + useTempMem))) {
long MaxCompressedSize;
ImageSequence seqID;
ImageDescriptionHandle imageDesc = (ImageDescriptionHandle)NewHandle(4);
PixMapHandle myPixMap = GetPortPixMap(lgWorld);
LockPixels (myPixMap);
myErr = CompressSequenceBegin(&seqID, myPixMap, NULL, &gRect, &gRect, 0,
mCodec, bestCompressionCodec, codecNormalQuality, codecNormalQuality, keyFrameRate, NULL,
codecFlagUpdatePreviousComp, imageDesc);
GetMaxCompressionSize (myPixMap, &gRect,
0, codecNormalQuality, mCodec, (CompressorComponent) anyCodec, &MaxCompressedSize);
Handle Buffer = TempNewHandle(MaxCompressedSize, &myErr);
if (!Buffer)
Buffer = NewHandle(MaxCompressedSize);
if (Buffer) {
qtData myqtData = {theMedia, imageDesc, seqID, lDisplayRect, gRect};
if (MovieType == 0) {
CreateFrameMovie(lgWorld, Buffer, myqtData, IncludeEPlot);
} else {
CreateModeMovie(lgWorld, Buffer, myqtData);
}
DisposeHandle(Buffer);
}
myErr = CDSequenceEnd(seqID);
if (lgWorld != NULL) DisposeGWorld (lgWorld);
if (imageDesc) DisposeHandle((Handle) imageDesc);
}
myErr = EndMediaEdits (theMedia);
}
myErr = InsertMediaIntoTrack (theTrack, 0,/* track start time */
0, /* media start time */
GetMediaDuration (theMedia),
FixRatio(1,1));
}
myErr = AddMovieResource (theMovie, resRefNum, &resId, NULL);
}
if (resRefNum) {
//Create the actual file as a flat data fork so it can be placed on the www
ProgressInd->ChangeText("Flattening movieÉ");
FlattenMovie(theMovie, flattenAddMovieToDataFork, &targetSpec, 'TVOD', smCurrentScript,
createMovieFileDeleteCurFile, &resId, NULL);
CloseMovieFile (resRefNum);
}
DisposeWindow(TempWindow);
}
DisposeMovie (theMovie);
DeleteMovieFile (&tempSpec); //delete the temp file after disposing of the movie
if (energyPlotWindow) {
if (KillEPlot) {
delete energyPlotWindow;
energyPlotWindow = NULL;
} else {
energyPlotWindow->SetSize(savedEPlotWidth, savedEPlotHeight);
energyPlotWindow->FrameChanged();
energyPlotWindow->Show(true);
}
}
}
ExitMovies(); //Close out quicktime as we are done with it for now
FinishOperation();
}
void QTVectors_CreateVectorMovie (UInt32 theBuildAtomMethod)
{
Handle myHandle = NULL;
ImageDescriptionHandle mySampleDesc = NULL;
short myResRefNum = 0;
short myResID = movieInDataForkResID;
Movie myMovie = NULL;
Track myTrack;
Media myMedia;
FSSpec myFile;
Boolean myIsSelected = false;
Boolean myIsReplacing = false;
StringPtr myPrompt = QTUtils_ConvertCToPascalString(kVectorSavePrompt);
StringPtr myFileName = QTUtils_ConvertCToPascalString(kVectorSaveMovieFileName);
ComponentInstance myComponent;
ComponentResult myResult;
long myFlags = createMovieFileDeleteCurFile | createMovieFileDontCreateResFile;
OSErr myErr = noErr;
// METHOD ONE: use a raw data stream
if (theBuildAtomMethod == kUseRawDataStream) {
// kUseRawDataStream: build the vector data using a stream of hard-coded raw data
// NOTE: the data in the stream *must* be big-endian, since it's stored in a QuickTime atom container.
long myPath[] = {
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(long)), EndianU32_NtoB(kCurveAntialiasControlAtom),
EndianU32_NtoB(kCurveAntialiasOn),
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(long)), EndianU32_NtoB(kCurveFillTypeAtom),
EndianU32_NtoB(gxEvenOddFill),
// a big white enclosing rectangle (600 x 600)
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(ARGBColor)), EndianU32_NtoB(kCurveARGBColorAtom),
EndianU32_NtoB(0xffffffff), // alpha, red
EndianU32_NtoB(0xffffffff), // green, blue
// it's white!
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(long)*11), EndianU32_NtoB(kCurvePathAtom),
EndianU32_NtoB(1), // one contour in path
EndianU32_NtoB(4), // four points in path
EndianU32_NtoB(0x00000000), // all points are on the curve: it's a rectangle!
EndianU32_NtoB(0x00000000), EndianU32_NtoB(0x00000000), // top left
EndianU32_NtoB(0x02580000), EndianU32_NtoB(0x00000000), // top right
EndianU32_NtoB(0x02580000), EndianU32_NtoB(0x02580000), // bottom right
EndianU32_NtoB(0x00000000), EndianU32_NtoB(0x02580000), // bottom left
// a black rounded square, centered at 150,150
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(ARGBColor)), EndianU32_NtoB(kCurveARGBColorAtom),
EndianU32_NtoB(0x00000000), // alpha, red
EndianU32_NtoB(0x00000000), // green, blue
// it's black!
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(long)*11), EndianU32_NtoB(kCurvePathAtom),
EndianU32_NtoB(1), // one contour in path
EndianU32_NtoB(4), // four points in path
EndianU32_NtoB(0xffffffff), // all points are off the curve: it's a rounded square!
EndianU32_NtoB(0x00640000), EndianU32_NtoB(0x00640000),
EndianU32_NtoB(0x00C80000), EndianU32_NtoB(0x00640000),
EndianU32_NtoB(0x00C80000), EndianU32_NtoB(0x00C80000),
EndianU32_NtoB(0x00640000), EndianU32_NtoB(0x00C80000),
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(long)), EndianU32_NtoB(kCurveFillTypeAtom),
EndianU32_NtoB(gxEvenOddFill),
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(long)), EndianU32_NtoB(kCurvePenThicknessAtom),
EndianU32_NtoB(0x100000),
// enable linear gradient for all following atoms
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(long)), EndianU32_NtoB(kCurveGradientTypeAtom),
EndianU32_NtoB(kLinearGradient),
// define the gradient: red -> green -> red -> blue
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(GradientColorRecord)*4), EndianU32_NtoB(kCurveGradientRecordAtom),
EndianU32_NtoB(0xffffffff), // gradient color record 1:
EndianU32_NtoB(0x00000000), // red
EndianU32_NtoB(0x00000000), // beginning of gradient
EndianU32_NtoB(0x77770000), // gradient color record 2:
EndianU32_NtoB(0xffff0000), // green
EndianU32_NtoB(0x00004000),
EndianU32_NtoB(0x3333ffff), // gradient color record 3:
EndianU32_NtoB(0x00000000), // red
EndianU32_NtoB(0x0000C000),
EndianU32_NtoB(0xffff0000), // gradient color record 4:
EndianU32_NtoB(0x0000ffff), // blue
EndianU32_NtoB(0x00010000), // end of gradient
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(long)), EndianU32_NtoB(kCurveGradientAngleAtom),
EndianU32_NtoB(0x00450000), // gradient at 45û angle
// a green rectangle, centered at 40,40, painted with a linear gradient
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(ARGBColor)), EndianU32_NtoB(kCurveARGBColorAtom),
EndianU32_NtoB(0x00000000), // alpha, red
EndianU32_NtoB(0xffff0000), // green, blue
// it's green!
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(long)*11), EndianU32_NtoB(kCurvePathAtom),
EndianU32_NtoB(1), // one contour in path
EndianU32_NtoB(4), // four points in path
EndianU32_NtoB(0x00000000), // all points are on the curve: it's a rectangle!
EndianU32_NtoB(0x00100000), EndianU32_NtoB(0x00100000),
EndianU32_NtoB(0x00400000), EndianU32_NtoB(0x00100000),
EndianU32_NtoB(0x00400000), EndianU32_NtoB(0x00400000),
EndianU32_NtoB(0x00100000), EndianU32_NtoB(0x00400000),
// disable gradient for all following atoms (since no atom data)
EndianU32_NtoB(kSizeOfSizeAndTagFields), EndianU32_NtoB(kCurveGradientRecordAtom),
// a red rounded square, centered at 50,50
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(ARGBColor)), EndianU32_NtoB(kCurveARGBColorAtom),
EndianU32_NtoB(0x3333ffff), // alpha, red
EndianU32_NtoB(0x00000000), // green, blue
// it's red!
EndianU32_NtoB(kSizeOfSizeAndTagFields + sizeof(long)*11), EndianU32_NtoB(kCurvePathAtom),
EndianU32_NtoB(1L), // one contour in path
EndianU32_NtoB(4L), // four points in path
EndianU32_NtoB(0xffffffff), // all points are off the curve: it's a rounded square!
EndianU32_NtoB(0x001e0000), EndianU32_NtoB(0x001e0000),
EndianU32_NtoB(0x00460000), EndianU32_NtoB(0x001e0000),
EndianU32_NtoB(0x00460000), EndianU32_NtoB(0x00460000),
EndianU32_NtoB(0x001e0000), EndianU32_NtoB(0x00460000),
EndianU32_NtoB(kSizeOfZeroAtomHeader), EndianU32_NtoB(kCurveEndAtom),
};
myHandle = NewHandle(sizeof(myPath));
if (myHandle == NULL)
goto bail;
BlockMove(myPath, *myHandle, sizeof(myPath));
} // end of kUseRawDataStream
// METHOD TWO: use the Curve Utilities API
if (theBuildAtomMethod == kUseCurveUtilities) {
// kUseCurveUtilities: build the vector data using the Curve Utilities API
Handle myPath;
gxPoint myPoint;
long myAtomData[14];
ARGBColor myColor;
GradientColorRecord myGradients[4];
// open the vector codec; we'll need it for some subsequent calls
myComponent = OpenDefaultComponent(decompressorComponentType, kVectorCodecType);
if (myComponent == NULL)
goto bail;
// create a new, empty vector data stream
myResult = CurveCreateVectorStream(myComponent, &myHandle);
if (myResult != noErr)
goto bail;
// now start adding atoms holding the vector data
// set antialiasing on
myAtomData[0] = EndianU32_NtoB(kCurveAntialiasOn);
CurveAddAtomToVectorStream(myComponent, kCurveAntialiasControlAtom, sizeof(long), myAtomData, myHandle);
// set fill type
myAtomData[0] = EndianU32_NtoB(gxEvenOddFill);
CurveAddAtomToVectorStream(myComponent, kCurveFillTypeAtom, sizeof(long), myAtomData, myHandle);
// a big white enclosing rectangle (600 x 600)
myColor.alpha = EndianU16_NtoB(0xffff);
myColor.red = EndianU16_NtoB(0xffff);
myColor.green = EndianU16_NtoB(0xffff);
myColor.blue = EndianU16_NtoB(0xffff);
CurveAddAtomToVectorStream(myComponent, kCurveARGBColorAtom, sizeof(ARGBColor), &myColor, myHandle);
#if USE_CURVE_INSERT_POINT_INTO_PATH
// create a new, empty path
CurveNewPath(myComponent, &myPath);
myPoint.x = 0x00000000;
myPoint.y = 0x00000000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 0, true);
myPoint.x = 0x02580000;
myPoint.y = 0x00000000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 1, true);
myPoint.x = 0x02580000;
myPoint.y = 0x02580000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 2, true);
myPoint.x = 0x00000000;
myPoint.y = 0x02580000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 3, true);
// add the 'path' atom to the vector data stream
CurveAddPathAtomToVectorStream(myComponent, myPath, myHandle);
DisposeHandle(myPath);
#else
myAtomData[0] = EndianU32_NtoB(1L);
myAtomData[1] = EndianU32_NtoB(4L);
myAtomData[2] = EndianU32_NtoB(0x00000000);
myAtomData[3] = EndianU32_NtoB(0x00000000);
myAtomData[4] = EndianU32_NtoB(0x00000000);
myAtomData[5] = EndianU32_NtoB(0x02580000);
myAtomData[6] = EndianU32_NtoB(0x00000000);
myAtomData[7] = EndianU32_NtoB(0x02580000);
myAtomData[8] = EndianU32_NtoB(0x02580000);
myAtomData[9] = EndianU32_NtoB(0x00000000);
myAtomData[10] = EndianU32_NtoB(0x02580000);
CurveAddAtomToVectorStream(myComponent, kCurvePathAtom, sizeof(long)*11, myAtomData, myHandle);
#endif
// a black rounded square, centered at 150,150
myColor.alpha = EndianU16_NtoB(0x0000);
myColor.red = EndianU16_NtoB(0x0000);
myColor.green = EndianU16_NtoB(0x0000);
myColor.blue = EndianU16_NtoB(0x0000);
CurveAddAtomToVectorStream(myComponent, kCurveARGBColorAtom, sizeof(ARGBColor), &myColor, myHandle);
#if USE_CURVE_INSERT_POINT_INTO_PATH
// create a new, empty path
CurveNewPath(myComponent, &myPath);
myPoint.x = 0x00640000;
myPoint.y = 0x00640000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 0, false);
myPoint.x = 0x00C80000;
myPoint.y = 0x00640000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 1, false);
myPoint.x = 0x00C80000;
myPoint.y = 0x00C80000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 2, false);
myPoint.x = 0x00640000;
myPoint.y = 0x00C80000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 3, false);
// add the 'path' atom to the vector data stream
CurveAddPathAtomToVectorStream(myComponent, myPath, myHandle);
DisposeHandle(myPath);
#else
myAtomData[0] = EndianU32_NtoB(1L);
myAtomData[1] = EndianU32_NtoB(4L);
myAtomData[2] = EndianU32_NtoB(0xffffffff);
myAtomData[3] = EndianU32_NtoB(0x00640000);
myAtomData[4] = EndianU32_NtoB(0x00640000);
myAtomData[5] = EndianU32_NtoB(0x00C80000);
myAtomData[6] = EndianU32_NtoB(0x00640000);
myAtomData[7] = EndianU32_NtoB(0x00C80000);
myAtomData[8] = EndianU32_NtoB(0x00C80000);
myAtomData[9] = EndianU32_NtoB(0x00640000);
myAtomData[10] = EndianU32_NtoB(0x00C80000);
CurveAddAtomToVectorStream(myComponent, kCurvePathAtom, sizeof(long)*11, myAtomData, myHandle);
#endif
// set fill type
myAtomData[0] = EndianU32_NtoB(gxEvenOddFill);
CurveAddAtomToVectorStream(myComponent, kCurveFillTypeAtom, sizeof(long), myAtomData, myHandle);
// set pen thickness
myAtomData[0] = EndianU32_NtoB(0x100000);
CurveAddAtomToVectorStream(myComponent, kCurvePenThicknessAtom, sizeof(long), myAtomData, myHandle);
// enable linear gradient for all following atoms
myAtomData[0] = EndianU32_NtoB(kLinearGradient);
CurveAddAtomToVectorStream(myComponent, kCurveGradientTypeAtom, sizeof(long), myAtomData, myHandle);
// define the gradient: red -> green -> red -> blue
myGradients[0].thisColor.alpha = EndianU16_NtoB(0xffff);
myGradients[0].thisColor.red = EndianU16_NtoB(0xffff);
myGradients[0].thisColor.green = EndianU16_NtoB(0x0000);
myGradients[0].thisColor.blue = EndianU16_NtoB(0x0000);
myGradients[0].endingPercentage = EndianU32_NtoB(0x00000000);
myGradients[1].thisColor.alpha = EndianU16_NtoB(0x7777);
myGradients[1].thisColor.red = EndianU16_NtoB(0x0000);
myGradients[1].thisColor.green = EndianU16_NtoB(0xffff);
myGradients[1].thisColor.blue = EndianU16_NtoB(0x0000);
myGradients[1].endingPercentage = EndianU32_NtoB(0x00004000);
myGradients[2].thisColor.alpha = EndianU16_NtoB(0x3333);
myGradients[2].thisColor.red = EndianU16_NtoB(0xffff);
myGradients[2].thisColor.green = EndianU16_NtoB(0x0000);
myGradients[2].thisColor.blue = EndianU16_NtoB(0x0000);
myGradients[2].endingPercentage = EndianU32_NtoB(0x0000C000);
myGradients[3].thisColor.alpha = EndianU16_NtoB(0xffff);
myGradients[3].thisColor.red = EndianU16_NtoB(0x0000);
myGradients[3].thisColor.green = EndianU16_NtoB(0x0000);
myGradients[3].thisColor.blue = EndianU16_NtoB(0xffff);
myGradients[3].endingPercentage = EndianU32_NtoB(0x00010000);
CurveAddAtomToVectorStream(myComponent, kCurveGradientRecordAtom, sizeof(GradientColorRecord)*4, myGradients, myHandle);
// set gradient angle
myAtomData[0] = EndianU32_NtoB(0x00450000);
CurveAddAtomToVectorStream(myComponent, kCurveGradientAngleAtom, sizeof(long), myAtomData, myHandle);
// a green rectangle, centered at 40,40, painted with a linear gradient
myColor.alpha = EndianU16_NtoB(0x0000);
myColor.red = EndianU16_NtoB(0x0000);
myColor.green = EndianU16_NtoB(0xffff);
myColor.blue = EndianU16_NtoB(0x0000);
CurveAddAtomToVectorStream(myComponent, kCurveARGBColorAtom, sizeof(ARGBColor), &myColor, myHandle);
#if USE_CURVE_INSERT_POINT_INTO_PATH
// create a new, empty path
CurveNewPath(myComponent, &myPath);
myPoint.x = 0x00100000;
myPoint.y = 0x00100000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 0, true);
myPoint.x = 0x00400000;
myPoint.y = 0x00100000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 1, true);
myPoint.x = 0x00400000;
myPoint.y = 0x00400000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 2, true);
myPoint.x = 0x00100000;
myPoint.y = 0x00400000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 3, true);
// add the 'path' atom to the vector data stream
CurveAddPathAtomToVectorStream(myComponent, myPath, myHandle);
DisposeHandle(myPath);
#else
myAtomData[0] = EndianU32_NtoB(1L);
myAtomData[1] = EndianU32_NtoB(4L);
myAtomData[2] = EndianU32_NtoB(0x00000000);
myAtomData[3] = EndianU32_NtoB(0x00100000);
myAtomData[4] = EndianU32_NtoB(0x00100000);
myAtomData[5] = EndianU32_NtoB(0x00400000);
myAtomData[6] = EndianU32_NtoB(0x00100000);
myAtomData[7] = EndianU32_NtoB(0x00400000);
myAtomData[8] = EndianU32_NtoB(0x00400000);
myAtomData[9] = EndianU32_NtoB(0x00100000);
myAtomData[10] = EndianU32_NtoB(0x00400000);
CurveAddAtomToVectorStream(myComponent, kCurvePathAtom, sizeof(long)*11, myAtomData, myHandle);
#endif
// disable gradient for all following atoms (since no atom data)
CurveAddAtomToVectorStream(myComponent, kCurveGradientTypeAtom, 0, NULL, myHandle);
// a red rounded square, centered at 50,50
myColor.alpha = EndianU16_NtoB(0x3333);
myColor.red = EndianU16_NtoB(0xffff);
myColor.green = EndianU16_NtoB(0x0000);
myColor.blue = EndianU16_NtoB(0x0000);
CurveAddAtomToVectorStream(myComponent, kCurveARGBColorAtom, sizeof(ARGBColor), &myColor, myHandle);
#if USE_CURVE_INSERT_POINT_INTO_PATH
// create a new, empty path
CurveNewPath(myComponent, &myPath);
myPoint.x = 0x001e0000;
myPoint.y = 0x001e0000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 0, false);
myPoint.x = 0x00460000;
myPoint.y = 0x001e0000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 1, false);
myPoint.x = 0x00460000;
myPoint.y = 0x00460000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 2, false);
myPoint.x = 0x001e0000;
myPoint.y = 0x00460000;
CurveInsertPointIntoPath(myComponent, &myPoint, myPath, 0, 3, false);
// add the 'path' atom to the vector data stream
CurveAddPathAtomToVectorStream(myComponent, myPath, myHandle);
DisposeHandle(myPath);
#else
myAtomData[0] = EndianU32_NtoB(1L);
myAtomData[1] = EndianU32_NtoB(4L);
myAtomData[2] = EndianU32_NtoB(0xffffffff);
myAtomData[3] = EndianU32_NtoB(0x001e0000);
myAtomData[4] = EndianU32_NtoB(0x001e0000);
myAtomData[5] = EndianU32_NtoB(0x00460000);
myAtomData[6] = EndianU32_NtoB(0x001e0000);
myAtomData[7] = EndianU32_NtoB(0x00460000);
myAtomData[8] = EndianU32_NtoB(0x00460000);
myAtomData[9] = EndianU32_NtoB(0x001e0000);
myAtomData[10] = EndianU32_NtoB(0x00460000);
CurveAddAtomToVectorStream(myComponent, kCurvePathAtom, sizeof(long)*11, myAtomData, myHandle);
#endif
// add the 'zero' atom to the vector data stream
CurveAddZeroAtomToVectorStream(myComponent, myHandle);
} // end of kUseCurveUtilities
// create the image description
mySampleDesc = (ImageDescriptionHandle)NewHandleClear(sizeof(ImageDescription));
if (mySampleDesc == NULL)
goto bail;
// fill in the fields of the image description
(**mySampleDesc).idSize = sizeof(ImageDescription);
(**mySampleDesc).cType = kVectorCodecType;
(**mySampleDesc).vendor = kAppleManufacturer;
(**mySampleDesc).temporalQuality = codecNormalQuality;
(**mySampleDesc).spatialQuality = codecNormalQuality;
(**mySampleDesc).width = 300;
(**mySampleDesc).height = 300;
(**mySampleDesc).hRes = 72L << 16;
(**mySampleDesc).vRes = 72L << 16;
(**mySampleDesc).dataSize = 0L;
(**mySampleDesc).frameCount = 1;
(**mySampleDesc).depth = 0;
(**mySampleDesc).clutID = -1;
// prompt user for new file name
QTFrame_PutFile(myPrompt, myFileName, &myFile, &myIsSelected, &myIsReplacing);
if (!myIsSelected)
goto bail;
// create a movie file for the destination movie
myErr = CreateMovieFile(&myFile, FOUR_CHAR_CODE('TVOD'), smCurrentScript, myFlags, &myResRefNum, &myMovie);
if (myErr != noErr)
goto bail;
// create the vector track and media
myTrack = NewMovieTrack(myMovie, FixDiv(300, 1), FixDiv(300, 1), kNoVolume);
myMedia = NewTrackMedia(myTrack, VideoMediaType, 600, NULL, 0);
// create the vector media sample
BeginMediaEdits(myMedia);
myErr = AddMediaSample(myMedia, myHandle, 0, GetHandleSize(myHandle), 600, (SampleDescriptionHandle)mySampleDesc, 1, 0, NULL);
if (myErr != noErr)
goto bail;
EndMediaEdits(myMedia);
// add the media to the track
InsertMediaIntoTrack(myTrack, 0, 0, GetMediaDuration(myMedia), fixed1);
AddMovieResource(myMovie, myResRefNum, &myResID, NULL);
bail:
free(myPrompt);
free(myFileName);
if (mySampleDesc != NULL)
DisposeHandle((Handle)mySampleDesc);
if (myResRefNum != 0)
CloseMovieFile(myResRefNum);
if (myHandle != NULL)
DisposeHandle(myHandle);
if (myMovie != NULL)
DisposeMovie(myMovie);
if (myComponent != NULL)
CloseComponent(myComponent);
}
void QTEffects_RespondToDialogSelection (OSErr theErr)
{
Boolean myDialogWasCancelled = false;
short myResID = movieInDataForkResID;
UInt16 myMovieIter;
short mySrcMovieRefNum = 0;
Movie myPrevSrcMovie = NULL;
Track myPrevSrcTrack = NULL;
Movie myNextSrcMovie = NULL;
Track myNextSrcTrack = NULL;
short myDestMovieRefNum = 0;
FSSpec myFile;
Boolean myIsSelected = false;
Boolean myIsReplacing = false;
StringPtr myPrompt = QTUtils_ConvertCToPascalString(kEffectsSaveMoviePrompt);
StringPtr myFileName = QTUtils_ConvertCToPascalString(kEffectsSaveMovieFileName);
Movie myDestMovie = NULL;
Fixed myDestMovieWidth, myDestMovieHeight;
ImageDescriptionHandle myDesc = NULL;
Track videoTrackFX, videoTrackA, videoTrackB;
Media videoMediaFX, videoMediaA, videoMediaB;
TimeValue myCurrentDuration = 0;
TimeValue myReturnedDuration;
Boolean isFirstTransition = true;
TimeValue myMediaTransitionDuration;
TimeValue myMediaFXStartTime, myMediaFXDuration;
OSType myEffectCode;
long myFlags = createMovieFileDeleteCurFile | createMovieFileDontCreateResFile;
long myLong;
OSErr myErr = noErr;
// standard parameter box has been dismissed, so remember that fact
gEffectsDialog = 0L;
myDialogWasCancelled = (theErr == userCanceledErr);
// we're finished with the effect list and movie posters
QTDisposeAtomContainer(gEffectList);
if (gPosterA != NULL)
KillPicture(gPosterA);
if (gPosterB != NULL)
KillPicture(gPosterB);
// when the sign says stop, then stop
if (myDialogWasCancelled)
goto bail;
// add atoms naming the sources to gEffectSample
myLong = EndianU32_NtoB(kSourceOneName);
QTInsertChild(gEffectSample, kParentAtomIsContainer, kEffectSourceName, 1, 0, sizeof(myLong), &myLong, NULL);
myLong = EndianU32_NtoB(kSourceTwoName);
QTInsertChild(gEffectSample, kParentAtomIsContainer, kEffectSourceName, 2, 0, sizeof(myLong), &myLong, NULL);
// extract the 'what' atom to find out what kind of effect it is
{
QTAtom myEffectAtom;
QTAtomID myEffectAtomID;
long myEffectCodeSize;
Ptr myEffectCodePtr;
myEffectAtom = QTFindChildByIndex(gEffectSample, kParentAtomIsContainer, kParameterWhatName, kParameterWhatID, &myEffectAtomID);
myErr = QTLockContainer(gEffectSample);
BailError(myErr);
myErr = QTGetAtomDataPtr(gEffectSample, myEffectAtom, &myEffectCodeSize, &myEffectCodePtr);
BailError(myErr);
if (myEffectCodeSize != sizeof(OSType)) {
myErr = paramErr;
goto bail;
}
myEffectCode = *(OSType *)myEffectCodePtr; // "tsk"
myEffectCode = EndianU32_BtoN(myEffectCode); // because the data is read from an atom container
myErr = QTUnlockContainer(gEffectSample);
BailError(myErr);
}
// ask the user for the name of the new movie file
QTFrame_PutFile(myPrompt, myFileName, &myFile, &myIsSelected, &myIsReplacing);
if (!myIsSelected)
goto bail; // deal with user cancelling
// create a movie file for the destination movie
myErr = CreateMovieFile(&myFile, FOUR_CHAR_CODE('TVOD'), 0, myFlags, &myDestMovieRefNum, &myDestMovie);
BailError(myErr);
// open the first file as a movie; call the first movie myPrevSrcMovie
myErr = OpenMovieFile(&gSpecList[0], &mySrcMovieRefNum, fsRdPerm);
BailError(myErr);
myErr = NewMovieFromFile(&myPrevSrcMovie, mySrcMovieRefNum, NULL, NULL, 0, NULL);
BailError(myErr);
myErr = CloseMovieFile(mySrcMovieRefNum);
BailError(myErr);
// if the movie is shorter than kMinimumDuration, scale it to that length
SetMovieTimeScale(myPrevSrcMovie, kTimeScale);
myErr = QTEffects_GetFirstVideoTrackInMovie(myPrevSrcMovie, &myPrevSrcTrack);
BailNil(myPrevSrcTrack);
if (GetTrackDuration(myPrevSrcTrack) < kMinimumDuration) {
myErr = ScaleTrackSegment(myPrevSrcTrack, 0, GetTrackDuration(myPrevSrcTrack), kMinimumDuration);
BailError(myErr);
}
// find out how big the first movie is; we'll use it as the size of all our tracks
GetTrackDimensions(myPrevSrcTrack, &myDestMovieWidth, &myDestMovieHeight);
#if USES_MAKE_IMAGE_DESC_FOR_EFFECT
// create a new sample description for the effect,
// which is just an image description specifying the effect and its dimensions
myErr = MakeImageDescriptionForEffect(myEffectCode, &myDesc);
if (myErr != noErr)
BailError(myErr);
#else
// create a new sample description for the effect,
// which is just an image description specifying the effect and its dimensions
myDesc = (ImageDescriptionHandle)NewHandleClear(sizeof(ImageDescription));
BailNil(myDesc);
(**myDesc).idSize = sizeof(ImageDescription);
(**myDesc).cType = myEffectCode;
(**myDesc).hRes = 72L << 16;
(**myDesc).vRes = 72L << 16;
(**myDesc).dataSize = 0L;
(**myDesc).frameCount = 1;
(**myDesc).depth = 0;
(**myDesc).clutID = -1;
#endif
// fill in the fields of the sample description
(**myDesc).vendor = kAppleManufacturer;
(**myDesc).temporalQuality = codecNormalQuality;
(**myDesc).spatialQuality = codecNormalQuality;
(**myDesc).width = FixRound(myDestMovieWidth);
(**myDesc).height = FixRound(myDestMovieHeight);
// add three video tracks to the destination movie:
// - videoTrackFX is where the effects and stills live; it's user-visible.
// - videoTrackA is where the "source A"s for effects live; it's hidden by the input map
// - videoTrackB is where the "source B"s for effects live; it's hidden by the input map
videoTrackFX = NewMovieTrack(myDestMovie, myDestMovieWidth, myDestMovieHeight, 0);
BailNil(videoTrackFX);
videoMediaFX = NewTrackMedia(videoTrackFX, VideoMediaType, kTimeScale, NULL, 0);
BailNil(videoMediaFX);
myErr = BeginMediaEdits(videoMediaFX);
BailError(myErr);
videoTrackA = NewMovieTrack(myDestMovie, myDestMovieWidth, myDestMovieHeight, 0);
BailNil(videoTrackA);
videoMediaA = NewTrackMedia(videoTrackA, VideoMediaType, kTimeScale, NULL, 0);
BailNil(videoMediaA);
videoTrackB = NewMovieTrack(myDestMovie, myDestMovieWidth, myDestMovieHeight, 0);
BailNil(videoTrackB);
videoMediaB = NewTrackMedia(videoTrackB, VideoMediaType, kTimeScale, NULL, 0);
BailNil(videoMediaB);
// create the input map
{
long myRefIndex1, myRefIndex2;
QTAtomContainer myInputMap;
QTAtom myInputAtom;
OSType myInputType;
QTNewAtomContainer(&myInputMap);
// first input
if (videoTrackA) {
AddTrackReference(videoTrackFX, videoTrackA, kTrackModifierReference, &myRefIndex1);
QTInsertChild(myInputMap, kParentAtomIsContainer, kTrackModifierInput, myRefIndex1, 0, 0, NULL, &myInputAtom);
myInputType = EndianU32_NtoB(kTrackModifierTypeImage);
QTInsertChild(myInputMap, myInputAtom, kTrackModifierType, 1, 0, sizeof(myInputType), &myInputType, NULL);
myLong = EndianU32_NtoB(kSourceOneName);
QTInsertChild(myInputMap, myInputAtom, kEffectDataSourceType, 1, 0, sizeof(myLong), &myLong, NULL);
}
// second input
if (videoTrackB) {
AddTrackReference(videoTrackFX, videoTrackB, kTrackModifierReference, &myRefIndex2);
QTInsertChild(myInputMap, kParentAtomIsContainer, kTrackModifierInput, myRefIndex2, 0, 0, NULL, &myInputAtom);
myInputType = EndianU32_NtoB(kTrackModifierTypeImage);
QTInsertChild(myInputMap, myInputAtom, kTrackModifierType, 1, 0, sizeof(myInputType), &myInputType, NULL);
myLong = EndianU32_NtoB(kSourceTwoName);
QTInsertChild(myInputMap, myInputAtom, kEffectDataSourceType, 1, 0, sizeof(myLong), &myLong, NULL);
}
// set that map
SetMediaInputMap(GetTrackMedia(videoTrackFX), myInputMap);
QTDisposeAtomContainer(myInputMap);
}
myCurrentDuration = 0;
#if MAKE_STILL_SECTIONS
// copy the first sample of the first video track of the first movie to videoTrackFX, with duration kStillDuration.
myErr = CopyPortionOfTrackToTrack(myPrevSrcTrack, eStartPortion + eMiddlePortion, videoTrackFX, myCurrentDuration, &myReturnedDuration);
BailError(myErr);
myCurrentDuration += myReturnedDuration;
#endif
// now process any remaining files
myMovieIter = 1;
while (myMovieIter < gSpecCount) {
// open the next file as a movie; call it nextSourceMovie
myErr = OpenMovieFile(&gSpecList[myMovieIter], &mySrcMovieRefNum, fsRdPerm);
BailError(myErr);
myErr = NewMovieFromFile(&myNextSrcMovie, mySrcMovieRefNum, NULL, NULL, 0, NULL);
BailError(myErr);
// we're done with the movie file, so close it
myErr = CloseMovieFile(mySrcMovieRefNum);
BailError(myErr);
// if the movie is shorter than kMinimumDuration, scale it to that length
SetMovieTimeScale(myNextSrcMovie, kTimeScale);
myErr = QTEffects_GetFirstVideoTrackInMovie(myNextSrcMovie, &myNextSrcTrack);
BailNil(myNextSrcTrack);
if (GetTrackDuration(myNextSrcTrack) < kMinimumDuration) {
myErr = ScaleTrackSegment(myNextSrcTrack, 0, GetTrackDuration(myNextSrcTrack), kMinimumDuration);
BailError(myErr);
}
// create a transition effect from the previous source movie's first video sample to the next source movie's first video sample
// (the effect should have duration kEffectDuration);
// this involves adding one sample to each of the three video tracks:
// sample from previous source movie -> videoTrackA
myErr = QTEffects_CopyPortionOfTrackToTrack(myPrevSrcTrack, eFinishPortion, videoTrackA, myCurrentDuration, &myReturnedDuration);
BailError(myErr);
// sample from next source movie -> videoTrackB
myErr = QTEffects_CopyPortionOfTrackToTrack(myNextSrcTrack, eStartPortion, videoTrackB, myCurrentDuration, &myReturnedDuration);
BailError(myErr);
// effect sample -> videoTrackFX
if (isFirstTransition) {
myMediaTransitionDuration = myReturnedDuration;
myMediaFXStartTime = GetMediaDuration(videoMediaFX);
myErr = AddMediaSample(videoMediaFX, gEffectSample, 0, GetHandleSize(gEffectSample), myMediaTransitionDuration, (SampleDescriptionHandle)myDesc, 1, 0, NULL);
BailError(myErr);
myMediaFXDuration = GetMediaDuration(videoMediaFX) - myMediaFXStartTime;
isFirstTransition = false;
}
myErr = InsertMediaIntoTrack(videoTrackFX, myCurrentDuration, myMediaFXStartTime, myMediaFXDuration, FixRatio(myReturnedDuration, myMediaTransitionDuration));
BailError(myErr);
myCurrentDuration += myReturnedDuration;
#if MAKE_STILL_SECTIONS
// copy the first video sample of myNextSrcMovie to videoTrackFX, with duration kStillDuration.
myErr = QTEffects_CopyPortionOfTrackToTrack(myNextSrcTrack, eMiddlePortion + (myMovieIter + 1 == theSpecCount) ? eFinishPortion : 0, videoTrackFX, myCurrentDuration, &myReturnedDuration);
BailError(myErr);
myCurrentDuration += myReturnedDuration;
#endif // MAKE_STILL_SECTIONS
// dispose of previous source movie.
DisposeMovie(myPrevSrcMovie);
myPrevSrcMovie = myNextSrcMovie;
myPrevSrcTrack = myNextSrcTrack;
myNextSrcMovie = NULL;
myNextSrcTrack = NULL;
myMovieIter++;
} // while
myErr = EndMediaEdits(videoMediaFX);
BailError(myErr);
myErr = AddMovieResource(myDestMovie, myDestMovieRefNum, &myResID, "\pMovie 1");
BailError(myErr);
CloseMovieFile(myDestMovieRefNum);
if (myPrevSrcMovie != NULL)
DisposeMovie(myPrevSrcMovie);
DisposeMovie(myDestMovie);
bail:
free(myPrompt);
free(myFileName);
QTDisposeAtomContainer(gEffectSample);
DisposeHandle((Handle)myDesc);
return;
}
int start_qt(struct Scene *scene, struct RenderData *rd, int rectx, int recty, ReportList *reports) {
OSErr err = noErr;
char name[2048];
char theFullPath[255];
#ifdef __APPLE__
int myFile;
FSRef myRef;
#else
char *qtname;
#endif
int success= 1;
if(qtexport == NULL) qtexport = MEM_callocN(sizeof(QuicktimeExport), "QuicktimeExport");
if(qtdata) {
if(qtdata->theComponent) CloseComponent(qtdata->theComponent);
free_qtcomponentdata();
}
qtdata = MEM_callocN(sizeof(QuicktimeComponentData), "QuicktimeCodecDataExt");
if(rd->qtcodecdata == NULL || rd->qtcodecdata->cdParms == NULL) {
get_qtcodec_settings(rd, reports);
} else {
qtdata->theComponent = OpenDefaultComponent(StandardCompressionType, StandardCompressionSubType);
QT_GetCodecSettingsFromScene(rd, reports);
check_renderbutton_framerate(rd, reports);
}
sframe = (rd->sfra);
filepath_qt(name, rd);
#ifdef __APPLE__
EnterMoviesOnThread(0);
sprintf(theFullPath, "%s", name);
/* hack: create an empty file to make FSPathMakeRef() happy */
myFile = open(theFullPath, O_CREAT|O_TRUNC, S_IRUSR|S_IWUSR|S_IRUSR|S_IWUSR);
if (myFile < 0) {
BKE_reportf(reports, RPT_ERROR, "error while creating movie file!\n");
/* do something? */
}
close(myFile);
err = FSPathMakeRef((const UInt8 *)theFullPath, &myRef, 0);
CheckError(err, "FsPathMakeRef error", reports);
err = FSGetCatalogInfo(&myRef, kFSCatInfoNone, NULL, NULL, &qtexport->theSpec, NULL);
CheckError(err, "FsGetCatalogInfoRef error", reports);
#endif
#ifdef _WIN32
qtname = get_valid_qtname(name);
sprintf(theFullPath, "%s", qtname);
strcpy(name, qtname);
MEM_freeN(qtname);
CopyCStringToPascal(theFullPath, qtexport->qtfilename);
err = FSMakeFSSpec(0, 0L, qtexport->qtfilename, &qtexport->theSpec);
#endif
err = CreateMovieFile (&qtexport->theSpec,
kMyCreatorType,
smCurrentScript,
createMovieFileDeleteCurFile | createMovieFileDontCreateResFile,
&qtexport->resRefNum,
&qtexport->theMovie );
CheckError(err, "CreateMovieFile error", reports);
if(err != noErr) {
BKE_reportf(reports, RPT_ERROR, "Unable to create Quicktime movie: %s", name);
success= 0;
#ifdef __APPLE__
ExitMoviesOnThread();
#endif
} else {
//printf("Created QuickTime movie: %s\n", name);
QT_CreateMyVideoTrack(rectx, recty, reports);
}
return success;
}
OSStatus MovieMaker::setupMovie()
{
OSStatus error = noErr;
FSRef fileRef;
FSSpec fileSpec;
rowBytes = width * 4;
bufferSize = height * rowBytes;
buffer = (char*)malloc(bufferSize);
invertedBuffer = (char*)malloc(bufferSize);
rect.left = 0;
rect.top = 0;
rect.right = width;
rect.bottom = height;
error = NewGWorldFromPtr(&gworld, k32ARGBPixelFormat, &rect, 0, 0, 0, buffer, rowBytes);
if (error == noErr)
{
LockPixels(GetGWorldPixMap(gworld));
}
// MBW -- I think this needs to happen after all the dialogs, etc.
// if (error == noErr)
// {
// Microseconds(&lastFrameTime);
// error = grabFrame();
// }
if (error == noErr)
{
error = EnterMovies();
}
if (error == noErr)
{
ci = OpenDefaultComponent(StandardCompressionType,StandardCompressionSubType);
if(ci == NULL)
error = paramErr;
}
if (error == noErr)
{
long flags;
SCGetInfo(ci,scPreferenceFlagsType,&flags);
flags &= ~scShowBestDepth;
flags |= scAllowZeroFrameRate;
SCSetInfo(ci,scPreferenceFlagsType,&flags);
}
if (error == noErr)
{
send_agent_pause();
gViewerWindow->mWindow->beforeDialog();
error = SCRequestSequenceSettings(ci);
gViewerWindow->mWindow->afterDialog();
send_agent_resume();
if (error == scUserCancelled)
{
// deal with user cancelling.
EndCapture();
}
}
if (error == noErr)
{
// This is stoopid. I have to take the passed full path, create the file so I can get an FSRef, and Get Info to get the FSSpec for QuickTime. Could Apple make this any more difficult...
FILE* file = LLFile::fopen(fname, "w"); /* Flawfinder: ignore */
if (file)
{
fclose(file);
error = FSPathMakeRef((UInt8*)fname, &fileRef, NULL);
if (error == noErr)
error = FSGetCatalogInfo(&fileRef, 0, NULL, NULL, &fileSpec, NULL);
}
else
{
error = paramErr;
}
}
if (error == noErr)
{
error = CreateMovieFile(&fileSpec, 'TVOD', smCurrentScript, createMovieFileDeleteCurFile | createMovieFileDontCreateResFile, &movieResRef, &movie);
}
if (error == noErr)
{
track = NewMovieTrack(movie, FixRatio(width, 1), FixRatio(height, 1), kNoVolume);
error = GetMoviesError();
}
if (error == noErr)
{
media = NewTrackMedia(track, VideoMediaType, 600, NULL, 0);
error = GetMoviesError();
}
if (error == noErr)
{
Microseconds(&lastFrameTime);
error = grabFrame();
}
if (error == noErr)
{
error = SCCompressSequenceBegin(ci,GetPortPixMap(gworld),nil,&idh);
}
if (error == noErr)
{
error = BeginMediaEdits(media);
}
if (error != noErr)
{
media = NULL;
}
return error;
}
OSErr QTDR_CreateReferenceCopy (Movie theSrcMovie, FSSpecPtr theDstMovieFile, FSSpecPtr theDstMediaFile)
{
Track mySrcTrack = NULL;
Media mySrcMedia = NULL;
Movie myDstMovie = NULL;
Track myDstTrack = NULL;
Media myDstMedia = NULL;
Handle myMediaRef = NULL; // data reference for the media file
#if !USE_ADDEMPTYTRACKTOMOVIE
Fixed myWidth, myHeight;
OSType myType;
#endif
long myFlags = createMovieFileDeleteCurFile | createMovieFileDontCreateResFile;
short myResRefNum = 0;
short myResID = movieInDataForkResID;
OSErr myErr = paramErr;
// get the first video track and media in the source movie
mySrcTrack = GetMovieIndTrackType(theSrcMovie, 1, VideoMediaType, movieTrackMediaType);
if (mySrcTrack == NULL)
goto bail;
mySrcMedia = GetTrackMedia(mySrcTrack);
if (mySrcMedia == NULL)
goto bail;
// create a file data reference for the new media file
myMediaRef = QTDR_MakeFileDataRef(theDstMediaFile);
if (myMediaRef == NULL)
goto bail;
// create a file for the destination movie data
myErr = FSpCreate(theDstMediaFile, sigMoviePlayer, MovieFileType, 0);
if (myErr != noErr)
goto bail;
// create a file for the destination movie atom and create an empty movie
myErr = CreateMovieFile(theDstMovieFile, sigMoviePlayer, smCurrentScript, myFlags, &myResRefNum, &myDstMovie);
if (myErr != noErr)
goto bail;
// assign the default progress proc to the destination movie
SetMovieProgressProc(myDstMovie, (MovieProgressUPP)-1, 0);
#if USE_ADDEMPTYTRACKTOMOVIE
myErr = AddEmptyTrackToMovie(mySrcTrack, myDstMovie, myMediaRef, rAliasType, &myDstTrack);
if (myErr != noErr)
goto bail;
myDstMedia = GetTrackMedia(myDstTrack);
myErr = GetMoviesError();
if (myErr != noErr)
goto bail;
#else
// get some information about the source track and media
GetTrackDimensions(mySrcTrack, &myWidth, &myHeight);
GetMediaHandlerDescription(mySrcMedia, &myType, 0, 0);
// create the destination movie track and media
myDstTrack = NewMovieTrack(myDstMovie, myWidth, myHeight, kNoVolume);
myErr = GetMoviesError();
if (myErr != noErr)
goto bail;
myDstMedia = NewTrackMedia(myDstTrack, myType, GetMediaTimeScale(mySrcMedia), myMediaRef, rAliasType);
myErr = GetMoviesError();
if (myErr != noErr)
goto bail;
CopyTrackSettings(mySrcTrack, myDstTrack);
#endif
// copy the entire source track into the destination track; this copies the track's media
// samples into the destination media file
myErr = BeginMediaEdits(myDstMedia);
if (myErr != noErr)
goto bail;
myErr = InsertTrackSegment(mySrcTrack, myDstTrack, 0, GetTrackDuration(mySrcTrack), 0);
if (myErr != noErr)
goto bail;
myErr = EndMediaEdits(myDstMedia);
if (myErr != noErr)
goto bail;
// add the movie atom to the data fork of the movie file
myErr = AddMovieResource(myDstMovie, myResRefNum, &myResID, NULL);
bail:
return(myErr);
}
void pix_videoDarwin :: fileMess(int argc, t_atom *argv)
{
OSErr err = noErr;
FSRef ref;
//if recording is going do not accept a new file name
//on OSX changing the name while recording won't have any effect
//but it will give the wrong message at the end if recording
//if (m_recordStart) return;
// char *extension = ".mov";
if (argc) {
if (argv->a_type == A_SYMBOL) {
atom_string(argv++, m_filename, 80);
argc--;
// sprintf(m_filename, "%s", m_pathname);
}
// if (argc>0)
// m_filetype = atom_getint(argv);
}
// m_autocount = 0;
setModified();
post("filename %s",m_filename);
if (!m_filename[0]) {
error("no filename passed");
return;
} else {
err = ::FSPathMakeRef((UInt8*)m_filename, &ref, NULL);
if (err == fnfErr) {
// if the file does not yet exist, then let's create the file
int fd;
fd = open(m_filename, O_CREAT | O_RDWR, 0600);
if (fd < 0){
error("problem with fd");
return ;
}
write(fd, " ", 1);
close(fd);
err = FSPathMakeRef((UInt8*)m_filename, &ref, NULL);
//post("made new file %s",m_filename);
}
if (err) {
error("unable to make file ref from filename %s", m_filename);
return;
}
//err = ::FSsetCatalogInfo(&ref, kFSCatInfoSettableInfo, NULL);
err = FSGetCatalogInfo(&ref, kFSCatInfoNodeFlags, NULL, NULL, &theFSSpec, NULL);
if (err != noErr){
error("error %d in FSGetCatalogInfo()", err);
return;
}
// err = FSMakeFSSpec(theFSSpec.vRefNum, theFSSpec.parID, (UInt8*)m_filename, &theFSSpec);
if (err != noErr && err != -37){
error("error %d in FSMakeFSSpec()", err);
return;
}
}
CreateMovieFile( &theFSSpec,
FOUR_CHAR_CODE('TVOD'),
smSystemScript,
createMovieFileDontOpenFile |
createMovieFileDontCreateMovie |
createMovieFileDontCreateResFile,
NULL,
NULL);
}
void QTCmpr_CompressSequence (WindowObject theWindowObject)
{
ComponentInstance myComponent = NULL;
GWorldPtr myImageWorld = NULL; // the graphics world we draw the images in
PixMapHandle myPixMap = NULL;
Movie mySrcMovie = NULL;
Track mySrcTrack = NULL;
Movie myDstMovie = NULL;
Track myDstTrack = NULL;
Media myDstMedia = NULL;
Rect myRect;
PicHandle myPicture = NULL;
CGrafPtr mySavedPort = NULL;
GDHandle mySavedDevice = NULL;
SCTemporalSettings myTimeSettings;
SCDataRateSettings myRateSettings;
FSSpec myFile;
Boolean myIsSelected = false;
Boolean myIsReplacing = false;
short myRefNum = -1;
StringPtr myMoviePrompt = QTUtils_ConvertCToPascalString(kQTCSaveMoviePrompt);
StringPtr myMovieFileName = QTUtils_ConvertCToPascalString(kQTCSaveMovieFileName);
MatrixRecord myMatrix;
ImageDescriptionHandle myImageDesc = NULL;
TimeValue myCurMovieTime = 0L;
TimeValue myOrigMovieTime = 0L; // current movie time, when compression is begun
short myFrameNum;
long myFlags = 0L;
long myNumFrames = 0L;
long mySrcMovieDuration = 0L; // duration of source movie
OSErr myErr = noErr;
#if USE_ASYNC_COMPRESSION
ICMCompletionProcRecord myICMComplProcRec;
ICMCompletionProcRecordPtr myICMComplProcPtr = NULL;
OSErr myICMComplProcErr = noErr;
myICMComplProcRec.completionProc = NULL;
myICMComplProcRec.completionRefCon = 0L;
#endif
if (theWindowObject == NULL)
goto bail;
//////////
//
// get the movie and the first video track in the movie
//
//////////
mySrcMovie = (**theWindowObject).fMovie;
if (mySrcMovie == NULL)
goto bail;
mySrcTrack = GetMovieIndTrackType(mySrcMovie, 1, VideoMediaType, movieTrackMediaType);
if (mySrcTrack == NULL)
goto bail;
// stop the movie; we don't want it to be playing while we're (re)compressing it
SetMovieRate(mySrcMovie, (Fixed)0L);
// get the current movie time, when compression is begun; we'll restore this later
myOrigMovieTime = GetMovieTime(mySrcMovie, NULL);
//////////
//
// configure and display the Standard Image Compression dialog box
//
//////////
// open an instance of the Standard Image Compression dialog component
myComponent = OpenDefaultComponent(StandardCompressionType, StandardCompressionSubType);
if (myComponent == NULL)
goto bail;
// turn off "best depth" option in the compression dialog, because all of our
// buffering is done at 32-bits (regardless of the depth of the source data)
//
// a more ambitious approach would be to loop through each of the video sample
// descriptions in each of the video tracks looking for the deepest depth, and
// using that for the best depth; better yet, we could find out which compressors
// were used and set one of those as the default in the compression dialog
SCGetInfo(myComponent, scPreferenceFlagsType, &myFlags);
myFlags &= ~scShowBestDepth;
SCSetInfo(myComponent, scPreferenceFlagsType, &myFlags);
// because we are recompressing a movie that may have a variable frame rate,
// we want to allow the user to leave the frame rate text field blank (in which
// case we can preserve the frame durations of the source movie); if the user
// enters a number, we will resample the movie at a new frame rate; if we don't
// clear this flag, the compression dialog will not allow zero in the frame rate field
//
// NOTE: we could have set this flag above when we cleared the scShowBestDepth flag;
// it is done here for clarity.
SCGetInfo(myComponent, scPreferenceFlagsType, &myFlags);
myFlags |= scAllowZeroFrameRate;
SCSetInfo(myComponent, scPreferenceFlagsType, &myFlags);
// get the number of video frames in the movie
myNumFrames = QTUtils_GetFrameCount(mySrcTrack);
// get the bounding rectangle of the movie, create a 32-bit GWorld with those
// dimensions, and draw the movie poster picture into it; this GWorld will be
// used for the test image in the compression dialog box and for rendering movie
// frames
myPicture = GetMoviePosterPict(mySrcMovie);
if (myPicture == NULL)
goto bail;
GetMovieBox(mySrcMovie, &myRect);
myErr = NewGWorld(&myImageWorld, 32, &myRect, NULL, NULL, 0L);
if (myErr != noErr)
goto bail;
// get the pixmap of the GWorld; we'll lock the pixmap, just to be safe
myPixMap = GetGWorldPixMap(myImageWorld);
if (!LockPixels(myPixMap))
goto bail;
// draw the movie poster image into the GWorld
GetGWorld(&mySavedPort, &mySavedDevice);
SetGWorld(myImageWorld, NULL);
EraseRect(&myRect);
DrawPicture(myPicture, &myRect);
KillPicture(myPicture);
SetGWorld(mySavedPort, mySavedDevice);
// set the picture to be displayed in the dialog box; passing NULL for the rect
// means use the entire image; passing 0 for the flags means to use the default
// system method of displaying the test image, which is currently a combination
// of cropping and scaling; personally, I prefer scaling (your mileage may vary)
SCSetTestImagePixMap(myComponent, myPixMap, NULL, scPreferScaling);
// install the custom procs, if requested
// we can install two kinds of custom procedures for use in connection with
// the standard dialog box: (1) a modal-dialog filter function, and (2) a hook
// function to handle the custom button in the dialog box
if (gUseExtendedProcs)
QTCmpr_InstallExtendedProcs(myComponent, (long)myPixMap);
// set up some default settings for the compression dialog
SCDefaultPixMapSettings(myComponent, myPixMap, true);
// clear out the default frame rate chosen by Standard Compression (a frame rate
// of 0 means to use the rate of the source movie)
myErr = SCGetInfo(myComponent, scTemporalSettingsType, &myTimeSettings);
if (myErr != noErr)
goto bail;
myTimeSettings.frameRate = 0;
SCSetInfo(myComponent, scTemporalSettingsType, &myTimeSettings);
// request image compression settings from the user; in other words, put up the dialog box
myErr = SCRequestSequenceSettings(myComponent);
if (myErr == scUserCancelled)
goto bail;
// get a copy of the temporal settings the user entered; we'll need them for some
// of our calculations (in a simpler application, we'd never have to look at them)
SCGetInfo(myComponent, scTemporalSettingsType, &myTimeSettings);
//////////
//
// adjust the data rate [to be supplied][relevant only for movies that have sound tracks]
//
//////////
//////////
//
// adjust the sample count
//
// if the user wants to resample the frame rate of the movie (as indicated a non-zero
// value in the frame rate field) calculate the number of frames and duration for the new movie
//
//////////
if (myTimeSettings.frameRate != 0) {
long myDuration = GetMovieDuration(mySrcMovie);
long myTimeScale = GetMovieTimeScale(mySrcMovie);
float myFloat = (float)myDuration * myTimeSettings.frameRate;
myNumFrames = myFloat / myTimeScale / 65536;
if (myNumFrames == 0)
myNumFrames = 1;
}
//////////
//
// get the name and location of the new movie file
//
//////////
// prompt the user for a file to put the compressed image into; in theory, the name
// should have a file extension appropriate to the type of compressed data selected by the user;
// this is left as an exercise for the reader
QTFrame_PutFile(myMoviePrompt, myMovieFileName, &myFile, &myIsSelected, &myIsReplacing);
if (!myIsSelected)
goto bail;
// delete any existing file of that name
if (myIsReplacing) {
myErr = DeleteMovieFile(&myFile);
if (myErr != noErr)
goto bail;
}
//////////
//
// create the target movie
//
//////////
myErr = CreateMovieFile(&myFile, sigMoviePlayer, smSystemScript,
createMovieFileDeleteCurFile | createMovieFileDontCreateResFile, &myRefNum, &myDstMovie);
if (myErr != noErr)
goto bail;
// create a new video movie track with the same dimensions as the entire source movie
myDstTrack = NewMovieTrack(myDstMovie,
(long)(myRect.right - myRect.left) << 16,
(long)(myRect.bottom - myRect.top) << 16, kNoVolume);
if (myDstTrack == NULL)
goto bail;
// create a media for the new track with the same time scale as the source movie;
// because the time scales are the same, we don't have to do any time scale conversions.
myDstMedia = NewTrackMedia(myDstTrack, VIDEO_TYPE, GetMovieTimeScale(mySrcMovie), 0, 0);
if (myDstMedia == NULL)
goto bail;
// copy the user data and settings from the source to the dest movie
CopyMovieSettings(mySrcMovie, myDstMovie);
// set movie matrix to identity and clear the movie clip region (because the conversion
// process transforms and composites all video tracks into one untransformed video track)
SetIdentityMatrix(&myMatrix);
SetMovieMatrix(myDstMovie, &myMatrix);
SetMovieClipRgn(myDstMovie, NULL);
// set the movie to highest quality imaging
SetMoviePlayHints(mySrcMovie, hintsHighQuality, hintsHighQuality);
myImageDesc = (ImageDescriptionHandle)NewHandleClear(sizeof(ImageDescription));
if (myImageDesc == NULL)
goto bail;
// prepare for adding frames to the movie
myErr = BeginMediaEdits(myDstMedia);
if (myErr != noErr)
goto bail;
//////////
//
// compress the image sequence
//
// we are going to step through the source movie, compress each frame, and then add
// the compressed frame to the destination movie
//
//////////
myErr = SCCompressSequenceBegin(myComponent, myPixMap, NULL, &myImageDesc);
if (myErr != noErr)
goto bail;
#if USE_ASYNC_COMPRESSION
myFlags = codecFlagUpdatePrevious + codecFlagUpdatePreviousComp + codecFlagLiveGrab;
SCSetInfo(myComponent, scCodecFlagsType, &myFlags);
#endif
// clear out our image GWorld and set movie to draw into it
SetGWorld(myImageWorld, NULL);
EraseRect(&myRect);
SetMovieGWorld(mySrcMovie, myImageWorld, GetGWorldDevice(myImageWorld));
// set current time value to beginning of the source movie
myCurMovieTime = 0;
// get a value we'll need inside the loop
mySrcMovieDuration = GetMovieDuration(mySrcMovie);
// loop through all of the interesting times we counted above
for (myFrameNum = 0; myFrameNum < myNumFrames; myFrameNum++) {
short mySyncFlag;
TimeValue myDuration;
long myDataSize;
Handle myCompressedData;
//////////
//
// get the next frame of the source movie
//
//////////
// if we are resampling the movie, step to the next frame
if (myTimeSettings.frameRate) {
myCurMovieTime = myFrameNum * mySrcMovieDuration / (myNumFrames - 1);
myDuration = mySrcMovieDuration / myNumFrames;
} else {
OSType myMediaType = VIDEO_TYPE;
myFlags = nextTimeMediaSample;
// if this is the first frame, include the frame we are currently on
if (myFrameNum == 0)
myFlags |= nextTimeEdgeOK;
// if we are maintaining the frame durations of the source movie,
// skip to the next interesting time and get the duration for that frame
GetMovieNextInterestingTime(mySrcMovie, myFlags, 1, &myMediaType, myCurMovieTime, 0, &myCurMovieTime, &myDuration);
}
SetMovieTimeValue(mySrcMovie, myCurMovieTime);
MoviesTask(mySrcMovie, 0);
MoviesTask(mySrcMovie, 0);
MoviesTask(mySrcMovie, 0);
// if data rate constraining is being done, tell Standard Compression the
// duration of the current frame in milliseconds; we only need to do this
// if the frames have variable durations
if (!SCGetInfo(myComponent, scDataRateSettingsType, &myRateSettings)) {
myRateSettings.frameDuration = myDuration * 1000 / GetMovieTimeScale(mySrcMovie);
SCSetInfo(myComponent, scDataRateSettingsType, &myRateSettings);
}
//////////
//
// compress the current frame of the source movie and add it to the destination movie
//
//////////
// if SCCompressSequenceFrame completes successfully, myCompressedData will hold
// a handle to the newly-compressed image data and myDataSize will be the size of
// the compressed data (which will usually be different from the size of the handle);
// also mySyncFlag will be a value that that indicates whether or not the frame is a
// key frame (and which we pass directly to AddMediaSample); note that we do not need
// to dispose of myCompressedData, since SCCompressSequenceEnd will do that for us
#if !USE_ASYNC_COMPRESSION
myErr = SCCompressSequenceFrame(myComponent, myPixMap, &myRect, &myCompressedData, &myDataSize, &mySyncFlag);
if (myErr != noErr)
goto bail;
#else
if (myICMComplProcPtr == NULL) {
myICMComplProcRec.completionProc = NewICMCompletionProc(QTCmpr_CompletionProc);
myICMComplProcRec.completionRefCon = (long)&myICMComplProcErr;
myICMComplProcPtr = &myICMComplProcRec;
}
myICMComplProcErr = kAsyncDefaultValue;
myErr = SCCompressSequenceFrameAsync(myComponent, myPixMap, &myRect, &myCompressedData, &myDataSize, &mySyncFlag, myICMComplProcPtr);
if (myErr != noErr)
goto bail;
// spin our wheels while we're waiting for the compress call to complete
while (myICMComplProcErr == kAsyncDefaultValue) {
EventRecord myEvent;
WaitNextEvent(0, &myEvent, 60, NULL);
SCAsyncIdle(myComponent);
}
myErr = myICMComplProcErr;
#endif
myErr = AddMediaSample(myDstMedia, myCompressedData, 0, myDataSize, myDuration, (SampleDescriptionHandle)myImageDesc, 1, mySyncFlag, NULL);
if (myErr != noErr)
goto bail;
}
// close the compression sequence; this will dispose of the image description
// and compressed data handles allocated by SCCompressSequenceBegin
SCCompressSequenceEnd(myComponent);
//////////
//
// add the media data to the destination movie
//
//////////
myErr = EndMediaEdits(myDstMedia);
if (myErr != noErr)
goto bail;
InsertMediaIntoTrack(myDstTrack, 0, 0, GetMediaDuration(myDstMedia), fixed1);
// add the movie resource to the dst movie file.
myErr = AddMovieResource(myDstMovie, myRefNum, NULL, NULL);
if (myErr != noErr)
goto bail;
// flatten the movie data [to be supplied]
// close the movie file
CloseMovieFile(myRefNum);
bail:
// close the Standard Compression component
if (myComponent != NULL)
CloseComponent(myComponent);
if (mySrcMovie != NULL) {
// restore the source movie's original graphics port and device
SetMovieGWorld(mySrcMovie, mySavedPort, mySavedDevice);
// restore the source movie's original movie time
SetMovieTimeValue(mySrcMovie, myOrigMovieTime);
}
// restore the original graphics port and device
SetGWorld(mySavedPort, mySavedDevice);
// delete the GWorld we were drawing frames into
if (myImageWorld != NULL)
DisposeGWorld(myImageWorld);
#if USE_ASYNC_COMPRESSION
if (myICMComplProcRec.completionProc != NULL)
DisposeICMCompletionUPP(myICMComplProcRec.completionProc);
#endif
free(myMoviePrompt);
free(myMovieFileName);
}