NCH Obble Smith wrote: > > May I ask why that can't be done? As I have done it in my audio > filter that runs in XP/Vista/Win7. With Vista/Win7, it reads from > that DMA buffer. So, you're chasing the buffer circular pointers? That's dangerous, isn't it? You don't net notifications when the pointers move. Are you polling? -- 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/