Tascam GigaStudio, GigaEditor 4 User Manual page 210

Additional info:
-comments <string up 63 characters long>
-author <string up 63 characters long>
-company <string up 63 characters long>
e.g. PerfUtility -convert d:\tascam\gig\MyFolder
-comments "Giga 4 converted performance" -author "Joe Bibbo"
-company "TASCAM"
This will convert all the performance files in the specified folder to the latest version.
210 TASCAM GigaEditor 4 Manual