[gmpi] Re: DirectShow review
- From: Tim Hockin <thockin@xxxxxxxxxx>
- To: gmpi@xxxxxxxxxxxxx
- Date: Tue, 21 Oct 2003 11:59:00 -0700
Thanks! For the record, I am busily doing a requirements draft, still. I
haven't forgotten!
:)
> renderers (e.g., that play out a sound card). Note that software
> synthesizers aren't directly supported by DirectShow, but require DXi
> (an open extension to DirectShow created by Cakewalk).
Do we get a DXi review, too?
> 6. Time representation
>
> Time is represented in a type called REFERENCE_TIME, which is a 64-bit
> signed integer whose durational unit is 100 nanoseconds.
Can you elaborate on the pros/cons of this?
> 7.1.2 Data-types
>
> Arbitrary data types are supported. 99% of all commercial DirectShow
> plug-ins support 32-bit IEEE floating point data, definitely the
> preferred format.
Can you elaborate on HOW?
> 7.2 In-place processing
>
> Plug-ins are free to process in-place, or not, depending on their
> needs. The DirectShow SDK provides samples of both kinds of
> processing.
How does a plugin indicate this, and how does it work? Host decided?
--
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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