Using freerunner as webcam display

Martix martix.cz at gmail.com
Fri Sep 3 19:22:29 CEST 2010


Consider, if you can switch recording to MPEG-2. You can play MPEG-2
video at much more fps with Glamo 2-4-2 timings. Or you can try this:
http://unadventure.wordpress.com/2008/06/08/accelerating-in-my-pocket/
and accelerate MPEG-4 on Glamo, but it's not yet ported to new kernels
with DRI architecture.

Regards,

Martix

2010/9/3 Alexander Lehner <lehner at edv-buero-lehner.de>:
>
>
> On Fri, 3 Sep 2010, Patryk Benderz wrote:
>
>> Dnia 2010-09-03, pi? o godzinie 13:52 +0200, Alexander Lehner pisze:
>>> Hi,
>>>
>>> I've got a TrentNET wireless webcam and just found out how to access its
>>> mpeg4 video stream and am using now my GPS-broken freerunner as permanent
>>> display for this webcam:
>>>
>>> mplayer  -nosound -vf rotate=2 -vo fbdev rtsp://<webcam-ipaddr>:554/mpeg4
>> Nice one :).
>>
>>> I had to turn down the cam's fps to 2 for a real-time video without delay.
>> Did you discovered what is the bottleneck?
>
> I think it's the CPU which is around 90% already at 2fps.
> Another problem is, that the mpeg stream sometimes seems to be corrupt
> which crashess mplayer after some time.
> So I did a 'while true; do mplayer...; done' around and set codecs and
> other parameters by hand to avoid the autodetection.
>
> BR,
> Alex.
>
>>
>> --
>> Patryk "LeadMan" Benderz
>> Linux Registered User #377521
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