Re: [Linphone-users] Installing and building oRTP with linphone

[Simon Morlat]

Le mar 14/10/2003 à 00:13, Kevin K a écrit :
> Thanks Simon for your response.
> 
> I noticed that the mediastreamer README reads:
> 
> "Mediastreamer is currently unused in linphone. It will be replacement for 
> the old, non clonable architure availlable in audio/.
> It is not ready because most mediastreamer modules are still to be written: 
> OssInput OssOutput, codecs..."
What version of linphone are you looking at ? It's been a while that the
README file has been updated !
> 
> Is this still the case?  Or was that not updated?  I don't see an audio 
> directory.
> 
> Also, something that's confusing me is whether linphone does RTP/UDP/IP 
> encapsulation or only RTP encapsulation.  If it's the former, where does 
> UDP/IP encapsulation occur in the linphone code base?  If it's the latter, 
> who does the UDP/IP encapsulating?  Is it done in the Linux network protocol 
> stack?
UDP/IP encapsulation is done within the linux kernel. RTP encapsulation
is done within oRTP ( but you need a recent version of linphone to see
what is oRTP).
Simon
> 
> I am trying to implement cRTP (RFC2508) and I need to intercept already 
> configured RTP/UDP/IP packets before they get to the the packet network, and 
> as they come from the packet network.  Can this be done within linphone's 
> code base?  Or should it be done within Linux's code?
> 
> Thanks!
> Kevin
> 
> 
> 
> ----Original Message Follows----
> From: Simon Morlat <address@hidden>
> To: Kevin K <address@hidden>
> CC: address@hidden
> Subject: Re: [Linphone-users] Installing and building oRTP with linphone
> Date: Wed, 08 Oct 2003 11:10:43 +0200
> 
> Hi,
> 
> oRTP functions are called within the mediastreamer lib of linphone. See
> especially msrtpsend.c and msrtprecv.c
> If you have read the html api-documentation of oRTP, linphone uses the
> non-scheduled, non blocking recv/send mode of oRTP.
> Simon
> 
> Le ven 19/09/2003  07:31, Kevin K a crit :
>  > Hi,
>  >
>  > I've read through the oRTP install and readme text files, and I can't 
> quite
>  > get a clear picture of it integrates with linphone.
>  >
>  > I currently have linphone installed as per the readme file (linphone one,
>  > not oRTP one). By default, is this using oRTP?  There are guidelines to
>  > using oRTP when building applications, but does that apply with linphone?
>  >
>  > Can anyone shed some light on this?  Any amount of help would be great 
> (more
>  > would be better).
>  >
>  > Thanks!
>  > Kevin
>  >
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> Simon Morlat <address@hidden>
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