[vlc] Re: STB compatible with VLC and MPEG4

[Måns Rullgård]

Peter Maersk-Moller <peter at maersk-moller.net> writes:

> Hi Paul
>
> Paul Rae wrote:
>> They may not be shipping through our Disti's yet but the 120 most
>> certainly is a real product. If you talk to your Regional Sales
>> Manager they should be able to talk to you about samples.
>
> Which chipset is your 120 box based on ?
>
> Which chipset is your 130 box based on ?
>
> Almost all (if not all) solutions based on Sigma Designs 84xx, 85xx
> and 86xx are flawed failing to implement MPEG-4 part 2 Pixel Aspect
> Ratio (PAR) in Video Object Layer (VOL) correctly. Rumour has it, that
> some are planning to fix this in firmware though nobody has been able
> to demonstrate this yet.

This is interesting, do you have a pointer to more information on the
issue?

> Another questions. Ignoring your website does not mention MPEG-4
> (yet), then I noticed that it stipulates support for 'RTSP
> (VoD)'. Does it also supports 'RTSP Live' ? The difference is that
> while RTSP VoD does audio/video sync based on RTP timestamps, then
> RTSP Live has to sync based on RTCP (not RTSP) messages. Can your box
> do that ?

Speaking as an Amino 103/110 user, it appears to me that these models
so A/V sync based on PTS values in the MPEG-TS stream, using the audio
stream as reference.  Do the 120/130 models behave similarly?

-- 
Måns Rullgård
mru at inprovide.com

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