[gmpi] Re: DirectShow review

On Tue, Oct 21, 2003 at 07:27:21PM -0400, RonKuper@xxxxxxxxxxxx wrote:
> > >    Arbitrary data types are supported.  99% of all commercial

> > Can you elaborate on HOW?
> 
> I don't understand the question.  Data is put in a buffer, assumed to 

I meant - how are arbitrary type supported?  If I want to do math in
supa-precicion 121 bit floating point, how do I define that?

> > How does a plugin indicate this, and how does it work?  Host 
> > decided?
> 
> Not indicated by plugin, nor asked for by host.  DirectShow is a 
> so-called "baton passing" buffer model.  If you process in place, you 
> party on the baton you were given and pass it along.  If you don't, 
> you ask the host's memory allocate for a new baton to fill and pass 
> along.

I knew that, I just wanted it on the record.  I still like that model.

-- 
Notice that as computers are becoming easier and easier to use,
suddenly there's a big market for "Dummies" books.  Cause and effect,
or merely an ironic juxtaposition of unrelated facts?


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