[Asterisk-video] mpeg4 video and h.263
Mustafa Ozveren
mustafa.ozveren at gmail.com
Thu Oct 29 08:48:24 CDT 2009
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>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> 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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>
>
>
> --
> Regards
> Faizan Naqvi (Tili)
>
> _______________________________________________
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--
Mustafa Ozveren
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