for a marriage visa an international transfer is not a requirement unless your Immigration Office is rogue (have you got their list of requirements yet?)
If you were on a 90 day Non-ED Visa then you don't do 90 day reports yet. You wait until you are 90 days in on your extension (if the extension was for more than 90 days).
Yes, applying for your Non-O in Australia, you can use the 65k income method using your home bank account but your first 1 year extension will require 800k seasoned in a Thai bank account