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AVMovieTrackMBS class

Super class: AVAssetTrackMBS

dim f as FolderItem = SpecialFolder.Desktop.Child("test.m4v")
dim m as new AVMovieMBS(f, nil)

dim videotracks() as AVMovieTrackMBS = m.movieTracksWithMediaCharacteristic(AVFoundationMBS.AVMediaCharacteristicFrameBased)

for each videotrack as AVMovieTrackMBS in videotracks
  dim s as CGSizeMBS = videotrack.naturalSize
  MsgBox str(s.Width)+" x "+ str(s.Height)
next

• 4 properties
  • property alternateGroupID as Integer
  • property mediaDataStorage as AVMediaDataStorageMBS
  • property mediaDecodeTimeRange as CMTimeRangeMBS
  • property mediaPresentationTimeRange as CMTimeRangeMBS
• method Constructor   Private
• shared method available as Boolean

Super class AVAssetTrackMBS

• 15 properties
  • property asset as AVAssetMBS
  • property estimatedDataRate as Double
  • property extendedLanguageTag as string
  • property Handle as Integer
  • property isEnabled as boolean
  • property isPlayable as boolean
  • property isSelfContained as boolean
  • property languageCode as string
  • property mediaType as string
  • property naturalSize as CGSizeMBS
  • property naturalTimeScale as Integer
  • property nominalFrameRate as Double
  • property preferredVolume as Double
  • property totalSampleDataLength as Int64
  • property trackID as Integer
• 17 methods
  • method associatedTracksOfType(trackAssociationType as string) as AVAssetTrackMBS()
  • method availableMetadataFormats as string()
  • method availableTrackAssociationTypes as string()
  • method commonMetadata as AVMetadataItemMBS()
  • method Constructor   Private
  • method copy as AVAssetTrackMBS
  • method formatDescriptions as CMFormatDescriptionMBS()
  • method hasMediaCharacteristic(mediaCharacteristic as string) as boolean
  • method loadValuesAsynchronouslyForKeys(keys() as string, tag as Variant = nil)
  • method metadataForFormat(Format as string) as AVMetadataItemMBS()
  • method preferredTransform as CGAffineTransformMBS
  • method samplePresentationTimeForTrackTime(trackTime as CMTimeMBS) as CMTimeMBS
  • method segmentForTrackTime(trackTime as CMTimeMBS) as AVAssetTrackSegmentMBS
  • method segments as AVAssetTrackSegmentMBS()
  • method statusOfValueForKey(key as string, byref error as NSErrorMBS) as Integer
  • method timeRange as CMTimeRangeMBS
  • method trackSamples(formatOptions as Dictionary) as MemoryBlock
• shared method available as boolean
• 5 constants

Load Status Constants

Sub classes:

• class AVFragmentedMovieTrackMBS
• class AVMutableMovieTrackMBS

Some methods using this class:

• AVMovieMBS.movieTracks as AVMovieTrackMBS()
• AVMovieMBS.movieTracksWithMediaCharacteristic(mediaCharacteristic as string) as AVMovieTrackMBS()
• AVMovieMBS.movieTracksWithMediaType(mediaType as string) as AVMovieTrackMBS()
• AVMovieMBS.movieTrackWithTrackID(ID as Integer) as AVMovieTrackMBS
• AVMutableMovieMBS.addMutableTracksCopyingSettingsFromTracks(existingTracks() as AVMovieTrackMBS, options as Dictionary) as AVMutableMovieTrackMBS()
• AVMutableMovieMBS.addMutableTrackWithMediaType(mediaType as String, track as AVMovieTrackMBS, options as Dictionary) as AVMutableMovieTrackMBS
• AVMutableMovieMBS.removeTrack(track as AVMovieTrackMBS)
• AVMutableMovieTrackMBS.addTrackAssociationToTrack(movieTrack as AVMovieTrackMBS, trackAssociationType as String)
• AVMutableMovieTrackMBS.removeTrackAssociationToTrack(movieTrack as AVMovieTrackMBS, trackAssociationType as String)

Blog Entries

• MBS Xojo / Real Studio Plugins, version 16.0pr5

The items on this page are in the following plugins: MBS AVFoundation Plugin.

AVMovieMBS   -   AVMutableAudioMixInputParametersMBS