On Sun, 2005-01-16 at 08:41 -0800, Mark Knecht wrote:
Microsoft claims that the audio system in Longhorn solves this problem.
It looks like their solution requires driver & hardware support for
mmaping (aka very fast access from userspace) the wall clock and
position registers, then they correct for the drift. Of course this
certainly involves resampling everything in software.
Anyway it's an interesting read.