Re: Push and Pull model
- From: "Alessandro Angeli [MVP::DigitalMedia]" <nobody@xxxxxxxxxxxxxxxxxx>
- Date: Thu, 1 Sep 2005 07:59:51 +0200
"Ziv" wrote:
> I intend to build some graph to receive VOIP data from
> the network. I have a few theoretical questions:
>
> 1. Can I asume that the transfer model between the
> filters is generally PULL with a graph that recieves data
> from the network and playbacks the voice in my PC
> speakers(I intend to use standard filters)?
No. The delivery model used by almost all of the stock and
third-party filters is PUSH. Only the connections between
the async readers and splitters is usually PULL, while the
rest of the graph downstream from the splitter works in PUSH
mode.
> 2. If the application is fullduplex i.e. it also
> transmitts VOIP data to the network, does the previous
> perssist?
Since the previous is not true to begin with, the answer is
no.
> 3. Can I use PULL model in the transmitting part?
Yuo can do whatever the filters you use support.
--
// Alessandro Angeli
// MVP :: DigitalMedia
// a dot angeli at psynet dot net
.
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