MediaTrackTIOutput, TIOutputCollection, TIInput, TIInputCollection, TIElement, TSource, TSink, TPipe, TTrack, TBranch, TFrame, TBuffer, TBufferCollection, TFormatPersistent Property

Gets or sets a value indicating whether this instance is persistent. If true, this instance will not be destroyed unless Destroy is called explicitly on this instance. It will survive destruction of any parent elements that are being destroyed.