app.project.item(index).mainSource.fieldSeparationType
app.project.item(index).proxySource.fieldSeparationType
Description
How the fields are to be separated in non-still footage.
It is an error to set this attribute if isStill is true. It is an error to set this value to FieldSeparationType.OFF if
removePulldown is not PulldownPhase.OFF.
Type
A FieldSeparationType enumerated value; read/write. One of:
FieldSeparationType.OFF
FieldSeparationType.UPPER_FIELD_FIRST
FieldSeparationType.LOWER_FIELD_FIRST