How to set value of Displacement Map Layer property of Displacement Map Effect in AE Scripting?

[lone26076985kuzf]

In Scripting, Displacement Map Layer is the first property of Displacement Map effect, but it has two option that can be edit. How can I set value of these two options while they both need to be set value?

Thanks in advanced if you could answer this, this problem has confusing me for a long time.

[Airweb_AE]

Check this thread:

AE Script : How to access to a mask property : "Source" - "Masks" - "Effects and Masks" 

[lone26076985kuzf]

Thanks for the information. It's sad adobe script cannot control that T.T