[gmpi] Re: DirectShow review
- From: Tim Hockin <thockin@xxxxxxxxxx>
- To: gmpi@xxxxxxxxxxxxx
- Date: Tue, 21 Oct 2003 16:49:34 -0700
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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