OSErr QTEffects_CopyPortionOfTrackToTrack (Track theSourceTrack, UInt16 theSourcePortions, Track theDestTrack, TimeValue theDestStartTime, TimeValue *theDestDuration)
{
TimeValue mySourceTrackDuration;
TimeValue mySourceSegmentStart, mySourceSegmentEnd, mySourceSegmentDuration;
OSErr myErr = noErr;
mySourceTrackDuration = GetTrackDuration(theSourceTrack);
if (theSourcePortions & eStartPortion)
mySourceSegmentStart = 0;
else if (theSourcePortions & eMiddlePortion)
mySourceSegmentStart = kEffectDuration;
else
mySourceSegmentStart = mySourceTrackDuration - kEffectDuration;
if (theSourcePortions & eFinishPortion)
mySourceSegmentEnd = mySourceTrackDuration;
else if (theSourcePortions & eMiddlePortion)
mySourceSegmentEnd = mySourceTrackDuration - kEffectDuration;
else
mySourceSegmentEnd = kEffectDuration;
mySourceSegmentDuration = mySourceSegmentEnd - mySourceSegmentStart;
myErr = InsertTrackSegment( theSourceTrack,
theDestTrack,
mySourceSegmentStart,
mySourceSegmentDuration,
theDestStartTime);
*theDestDuration = mySourceSegmentDuration;
return(myErr);
}
void ofQtVideoSaver::addAudioTrack(string audioPath)
{
if(audioPath == "")
return;
OSErr err;
Handle dataRef = NULL;
FSSpec fileSpec;
short audioMovieRefNum = 0;
short audioMovieResId = 0;
Movie audioMovie = NULL;
Track audioCopyTrack = NULL;
Media audioCopyMedia = NULL;
Track destTrack = NULL;
Media destMedia = NULL;
destTrack = NewMovieTrack (movie, 0, 0, kFullVolume);
destMedia = NewTrackMedia (destTrack, SoundMediaType,
30. * 100, /* Video Time Scale */
nil, 0);
err = BeginMediaEdits (destMedia);
char * p = new char[audioPath.length()+1];
strcpy(p, audioPath.c_str());
NativePathNameToFSSpec(p, &fileSpec, 0L);
err = OpenMovieFile(&fileSpec, &audioMovieRefNum, fsRdPerm);
err = NewMovieFromFile(&audioMovie, audioMovieRefNum, &audioMovieResId, NULL, newMovieActive, NULL);
err = CloseMovieFile(audioMovieRefNum);
SetMovieTimeScale(audioMovie, 30.*100);
audioCopyTrack = GetMovieTrack(audioMovie, 1);
audioCopyMedia = GetTrackMedia(audioCopyTrack);
long duration = GetMovieDuration(audioMovie);
err = AddEmptyTrackToMovie (audioCopyTrack, movie, nil, nil, &destTrack);
err = InsertTrackSegment(audioCopyTrack, destTrack, 0, duration, 0);
err = EndMediaEdits(destMedia);
}
void ofxQtVideoSaver::addAudioTrack(string audioPath)
{
OSErr err;
Handle dataRef = NULL;
FSSpec fileSpec;
short audioMovieRefNum = 0;
short audioMovieResId = 0;
Movie audioMovie = NULL;
Track audioCopyTrack = NULL;
Media audioCopyMedia = NULL;
Track destTrack = NULL;
Media destMedia = NULL;
destTrack = NewMovieTrack (movie, 0, 0, kFullVolume);
destMedia = NewTrackMedia (destTrack, SoundMediaType,
(TimeScale) (30.f * 100), /* Video Time Scale */
nil, 0);
err = BeginMediaEdits (destMedia);
char * p = new char[audioPath.length()+1];
strcpy(p, audioPath.c_str());
#ifdef TARGET_WIN32
NativePathNameToFSSpec(p, &fileSpec, 0L);
#endif
#ifdef TARGET_OSX
Boolean isdir;
FSPathMakeRef((const UInt8*)p, &fsref, &isdir);
FSGetCatalogInfo(&fsref, kFSCatInfoNone, NULL, NULL, &fileSpec, NULL);
#endif
err = OpenMovieFile(&fileSpec, &audioMovieRefNum, fsRdPerm);
err = NewMovieFromFile(&audioMovie, audioMovieRefNum, &audioMovieResId, NULL, newMovieActive, NULL);
err = CloseMovieFile(audioMovieRefNum);
SetMovieTimeScale(audioMovie, (TimeScale) (30.*100));
audioCopyTrack = GetMovieTrack(audioMovie, 1);
audioCopyMedia = GetTrackMedia(audioCopyTrack);
long duration = GetMovieDuration(audioMovie);
err = AddEmptyTrackToMovie (audioCopyTrack, movie, 0, 0, &destTrack);
err = InsertTrackSegment(audioCopyTrack, destTrack, 0, duration, 0);
err = EndMediaEdits(destMedia);
}
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);
}
