[vlc] Re: FW: Re: Video conference / low latency

[Keith Allen]

I am now getting six or seven emails a day

Sorry 

Can you explain why??

Good wishes

Keith


On 25/3/05 11:58 am, "Keith Allen" <keith.allen at blueyonder.co.uk> wrote:

> Hi
> 
> Something odd is going on I am still receiving emails addressed to your
> account.
> 
> This is no big hassle. I am just making sure you get them.
> 
> Keith Allen
> 
> 
> 
> ------ Forwarded Message
> From: Jechiam Gural <gural at noterik.nl>
> Reply-To: <vlc at videolan.org>
> Date: Fri, 25 Mar 2005 12:42:46 +0100
> To: <vlc at videolan.org>
> Cc: <peter at noterik.nl>, Bill Eldridge <bill at rfa.org>, <bigben at via.ecp.fr>,
> <dedieko at yahoo.com>
> Subject: [vlc] Re: Video conference / low latency
> 
> Hello,
> 
> I have tried live capturing of a video using different capture devices.
> Each time I select the stream output functions the video stops displaying.
> I'm also not able to connect with a remote VLC to the live VLC encoder. I
> would like to ask if someone could post a setup that has been tested and
> works. In particular it would be interesting to know
> 
> 1) Which capture divide is known to work for live encoding
> 2) Optimal settings to get a stream out at an uplink not more than 500 Kbps
> 3) Transcoding and View settings to enforce minimal latency between encoded
> and viewed signal (Near Video Conference so to speak...)
> 
> Thanks,
> 
> Gural
> 
> 
> 
> At 03:11 PM 4/9/2004, Bill Eldridge wrote:
>> Benjamin PRACHT wrote:
>> 
>>> On Wed, Apr 07, 2004, Dedi Eko wrote :
>>> 
>>>> Dear all VideoLAN-ist, I have an idea to utillize VideoLAN ask a
>>>> software to do a video conference:
>>>> 1. Is it possible to do this task with videolan?
>>> That is possible, but I wouldn't consider VideoLAN as the best fit
>>> application for this right now (although some people are working on that)
>>>> 2. Can 1 computer do 2 jobs in an instance? Serving directinput video on
>>>> port AAAA and accepting stream on port BBBB?
>>> That's possible indeed.
>> 
>> With VLC's Mozilla plugin, it's even very easy to view both streams in one
>> window (you'll want that for videoconferencing :)
>> 
>>>> 5.Is it possible  to do an encryption? Because I  think Internet is an
>>>> open line, very  dangerous to get in without any  protection. Is there
>>>> any solution than encryption to strenghten security factor?
>>> Although there are some cyphering  / decyphering functionalities in VLC,
>>> this is not a "out of the box"  feature, and I connot see an easy way to
>>> implement it here (I might be wrong on this).
>> 
>> For someone's summer project, MingW is now supported for the OpenSSL
>> installer at http://www.slproweb.com/products.html
>> 
>> socketW is a project in C++, but has a very simple SSL encrypted server
>> & client example (and works on Windows, Linux,et al)
>> 
>> http://www.digitalfanatics.org/cal/socketw/index.html
>> 
>> Server side example:
>> 
>> 
>> #include "SocketW.h"
>> ...
>> SWSSLSocket listener;
>> SWSSLSocket *mySocket;
>> 
>> listener.use_cert("cert.pem", "cert_key.pem");  // Load certificate
>> 
>> listener.bind(5555);
>> listener.listen();
>> 
>> mySocket = (SWSSLSocket *)listener.accept();
>> 
>> // send encrypted message to client...
>> mySocket->sendmsg("Hello Client!");
>> 
>> // disconnect and clean up
>> mySocket->disconnect();
>> delete mySocket;
>> 
>> 
>> Client side example:
>> 
>> 
>> #include "SocketW.h"
>> ...
>> SWSSLSocket mySocket;
>> 
>> mySocket.use_verification("cert.pem", NULL);  // Trust the certificates in
>>                                               // cert.pem
>> mySocket.connect(5555, "localhost");
>> 
>> // Check verification
>> SWSSLSocket::verify_info vinfo = mySocket.get_verify_result();
>> if( vinfo.result != SWSSLSocket::CertOk ){
>>     // We don't trust the server
>>     mySocket.disconnect();
>>     exit(-1);
>> }
>> 
>> // receive encrypted message from server...
>> string msg = mySocket.recvmsg();
>> 
>> // disconnect
>> mySocket.disconnect();
>> 
>> 
>> 
>> --
>> This is the vlc mailing-list, see http://www.videolan.org/vlc/
>> To unsubscribe, please read http://www.videolan.org/support/lists.html
>> If you are in trouble, please contact <postmaster at videolan.org>
>> 
> 
> ----------------------------------------------------------------------------
> -----------------------------------------
> Jechiam Gural
> 
> Noterik B.V.
> Prins Hendrikkade 120
> Amsterdam, The Netherlands
> 
> Tel. +31-(0)20-5929966
> Fax.+31-(0)20-5929969
> 
> http://www.noterik.com
> http://www.streamedit.com
> 
> Direct tel. nr. +31-20-5929980
> 
> July 2004: Noterik wins Dutch ICT Europrix category award for e-Democracy
> and e-Government.
> 
> ----------------------------------------------------------------------------
> -----------------------------------------


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