[Asterisk-video] mpeg4 video and h.263

Sergio Garcia Murillo sergio.garcia at fontventa.com
Thu Oct 29 08:53:27 CDT 2009


Not for streaming.

BR
Sergio

Mustafa Ozveren escribió:
> Hi,
>
> You have to paid too for AMR audio codec encoding and streaming.
>
> On Wed, Oct 28, 2009 at 10:26 PM, faizan naqvi <faizan.naqvi at gmail.com 
> <mailto:faizan.naqvi at gmail.com>> wrote:
>
>     H.264 encoding would bring up licensing issues. If I remember
>     correctly, decoding is free but using encoder has to be paid for.
>     Most new phones can only do decoding and when they encode video
>     they send back in H.263 and not H.264.
>
>
>     On Thu, Oct 29, 2009 at 2:20 AM, Andy Eager <eagera at tpg.com.au
>     <mailto:eagera at tpg.com.au>> wrote:
>
>         Emmanuel BUU wrote:
>>         We have done some work on ooh323 and H.264. We can add MPE4G support if 
>>         needed but this will be a paid work.
>>         Still I do not understand the need: ig you go through a RADVISION 3G 
>>         gateway  you will need only H.263 support that. No?
>>           
>         Yes that's right, but there is a reasonably significant
>         improvement in video quality of you go MPEG-4
>         Of course h.264 (MPEG4 Level 10) would be the best, but
>         Radvision (AFAIK) do not support that.
>>         I know that H.324m makes the provision of using MPEG4 video as codec but 
>>         I have not seen a single terminal that support it.
>>           
>         Nokia 6110, Motorola Razor V-series,  Nokia 6220 etc all
>         support MPEG4.
>         In fact most of the newer (<3 years) video mobile phones do.
>>         Emmanuel
>>
>>         Andy Eager a écrit :
>>           
>>>         Hi,
>>>
>>>         I have built asterisk with video support and ooh323.
>>>
>>>         Using a Radvision gateway, I can place a 3g call and play video using
>>>         h.323 signaling with the h.263 video codec.
>>>
>>>         ooh323 does not support the mpeg4 codec when it negotiates terminal
>>>         endpoint capabilities.
>>>
>>>         Does anyone know of a way to support the mpeg4 codec with asterisk using
>>>         h.323 signaling?
>>>
>>>         Thanks,
>>>
>>>         Andy
>>>
>>>
>>>
>>>
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>>>           
>>>             
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>>           
>
>
>         _______________________________________________
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>
>
>
>
>     -- 
>     Regards
>     Faizan Naqvi (Tili)
>
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>
>
>
> -- 
> Mustafa Ozveren
> ------------------------------------------------------------------------
>
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