This procedure sets the properties of an object that is open for writing. This method may not be called on files opened for reading.
Obj->[IDLffJPEG2000:]SetProperty [, PROPERTY=value]
Any property listed under IDLffJPEG2000 Properties that contains the word "Yes" in the "Set" column of the properties table can be set using this method. To set the value of a property, specify the property name as a keyword set equal to the appropriate property value.