[Asterisk-video] Video encoder options

Klaus Darilion klaus.mailinglists at pernau.at
Wed Sep 26 10:15:16 CDT 2007


Sound like this are options for the hint tracks, not for the media tracks.

I think mp4creator puts 10 AMR frames into one RTP packet.

regards
klaus

Thomas Frieling schrieb:
> The parameters come from Apple's FinalCut (Compressor). But I think they
> also exist in Real's Helix Mobile Producer.
> 
> So you think those options do not affect the video quality at all?
> 
> Thomas F
> 
> 
> Am Mittwoch, den 26.09.2007, 14:49 +0200 schrieb Sergio Garcia:
>>
>>
>> Where does thoes parameters come from??
>> The rtp packet size has small effect on the videocall, as everything is unp=
>> acketized and
>> split to fit in small chunks to be sent to the mobile phone. It can inpact =
>> on the delay
>> and perhaps a small amount in cpu load.
>>
>> BR
>> Sergio 
>>
>> ---------- Original Message ----------------------------------
>> From: Thomas Frieling <thomas.frieling at viif.de>
>> Reply-To: Development discussion of video media support in Asterisk<asterisk-video at lists.digium.com>
>> Date:  Wed, 26 Sep 2007 14:34:24 +0200
>>
>>> Hi all!
>>>
>>> Does anyone know which values for "max packet size" and "max packet
>>> duration" are optimal for 3G video calls? What exactly do these options
>>> affect?
>>>
>>> The default is:
>>> max packet size: 1450 (512|1024|1450|1466)
>>> max packet duration: 100msec (20|30|50|100|200|500)
>>>
>>>
>>> Thanks,
>>> Thomas
>>>
>>>
>>> -- 
>>> www.ViiF.de - your Mobile Video Community
>>>
>>> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>>>
>>> Thomas Frieling - System Architect
>>> ViiF Mobile Video GmbH, Poststr. 21-22, 10178 Berlin 
>>> Cell: +49 (0) 173 63 62 62 3
>>>
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>>>
>>> E-Mail: thomas at ViiF.de
>>>
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>>
>>
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