Adobe 12040118 Using Help - Page 92

Help Using Help Reference Back 92 Returns None. FootageSource guessPulldown() method app.project.item(index).mainSource.guessPulldown(method) app.project.item(index).proxySource.guessPulldown(method) Description The guessPulldown() method sets the fieldSeparationType and removePulldown to the best guesses for this footage source. If isStill is true, no change will occur. Parameters PulldownMethod used as an input argument to the guessPulldown()method of a FootageSource; use one of Enumerated Types below Enumerated Types PULLDOWN_3_2 ADVA N C E _ 24P uses 3:2 pulldown method uses Advance 24p method Returns None. FootageSource hasAlpha attribute app.project.item(index).mainSource.hasAlpha app.project.item(index).proxySource.hasAlpha Description The hasAlpha attribute of FootageSource is true if the footage has an alpha component. If true, then the attributes alphaMode, invertAlpha, and premulColor will have relevance. If false, then those three fields have no relevant meaning for the footage. Type Boolean; true if alpha exists. Read-only. FootageSource highQualityFieldSeparation attribute app.project.item(index).mainSource.highQualityFieldSeparation app.project.item(index).proxySource.highQualityFieldSeparation Description The highQualityFieldSeparation attribute of FootageSource specifies whether After Effects will use special algorithms to determine how to perform field separation. It is an error to attempt to write to this attribute if isStill is true. It is an error to attempt to write to this attribute if fieldSeparationType is FieldSeparationType.OFF. Using Help Back 92