NCH Obble Smith wrote: > In case anyone was thinking, the format being played isn't in a DATA > INTERCEPT or DAtaRange return values either. I can see the value > being played on the stack when the function KsCreatePin is called, but > I dont know how to get to that structure unless I walk the stack. It > must be provided somehow / somewhere on the IRP_MJ_Create. > > Does any one know of the documentation of IRP_MJ_Create when it comes > to audio stuff like creating pins? Whatever you got is just an accident. There is nothing in the IRP_MJ_CREATE request that provides for out-of-band information like this. You have to watch the property stream. That's the only way to get this data. -- Tim Roberts, timr@xxxxxxxxx Providenza & Boekelheide, Inc. ****************** WDMAUDIODEV addresses: Post message: mailto:wdmaudiodev@xxxxxxxxxxxxx Subscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=subscribe Unsubscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=unsubscribe Moderator: mailto:wdmaudiodev-moderators@xxxxxxxxxxxxx URL to WDMAUDIODEV page: http://www.wdmaudiodev.com/