[Asterisk-video] H263 Jungle

[Emmanuel BUU]

On Mon, 07 Jan 2008 13:24:01 +0100, Sergio Garcia Murillo <sergio.garcia at fontventa.com> wrote:
> Only that it's a bit incorrect.. :P
> 
> "The main problem with this is that UAs who don't understand RFC4629
> will think that H263-1998 without annexes is actually H263+ as defined
> in RFC2429, but based on RFC4629 it is H263. So this means that UAs that
> implement RFC4629 could be incompatible with UAs that don't."
> 
> I'll be happy the day people understand what it's h263+ and h263++
> 
> http://en.wikipedia.org/wiki/H.263
> 
> Just by definition an h263 stream is a h263+ and a h263++ stream,
> h263+ and h263++ defines new OPTIONAL annexes. The annexes used have
> to be signaled in the SDP.
> So in theory, as asterisk doesn't keep track of those things, it only
> "handles" h263 streams with RFC 2190 or 2429 packetization.
> 
> By the way, any one have tested the Olle's videocaps branch?

We have. This branch is able to negociates annexes in the SDP but I am not sure many UAs use and parse those attributes.

> BR
> Sergio
> 
> On Mon, 2008-01-07 at 13:04 +0100, Klaus Darilion wrote:
>>                              From:
>> Klaus Darilion
>> <klaus.mailinglists at pernau.at>
>>                          Reply-To:
>> Development discussion of video
>> media support in Asterisk
>> <asterisk-video at lists.digium.com>
>>                                To:
>> asterisk-video at lists.digium.com
>>                           Subject:
>> [spam][Asterisk-video] H263 Jungle
>>                              Date:
>> Mon, 07 Jan 2008 13:04:45 +0100
>>
>>
>> Hi!
>>
>> I just found this description about the H263 RTP payload types
>> http://farsight.freedesktop.org/wiki/H263Jungle
>>
>> regards
>> klaus
>>
>> ______________________________
> 
> 
> 
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--
Emmanuel BUU
Gérant / General Manager
IVèS