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Re: Geovision questions


  • Subject: Re: Geovision questions
  • From: "noel_pilot" <HA@xxxxxxxxxxxxxxxxxx>
  • Date: Sun, 21 Aug 2005 02:14:38 -0000

>From the cctv guide that is in the articles section, could you not use
a graphics card with a tvout socket and hook that into a modulator for
house wide tv viewing?
I don't have my geovision system as yet but I assume the main desktop
window shows live full motion footage dependent on your settings on
the geovisions systems monitor???



--- In ukha_d@xxxxxxx, "Geraint Williams" <aclcsc@y...>
wrote:
> On this question of real time streaming, I was thinking that maybe=20
> the GV-DSP card would be suited, and then the outputs fed into a=20
> modulator so that the cameras could be viewed realtime on
television=20
> sets around the house rather than just PC's.
>=20
> If this is the case, then my problem would be that the GV650 I have=20
> has the 4 BNCs on board and then the rest need to be connected to
the=20
> daughterboard via the IDE cable, but if i use a GV-DSP, then that
too=20
> also uses the IDE connector and would appear i have two choices :
>=20
> 1) only use max 4 cameras plus GV-DSP card and can send modulated=20
> output around tv system
>=20
> 2) use GV650 daughterboard and have upto 8 cameras, but no way of=20
> linking in the GV-DSP card and therefore more restricted to pc's=20
> being able to view.
>=20
>=20
> I also have a nice Media Centre PC, and unsure best way to have
that=20
> access the cameras, preferably with control also.
> The GV650 is not in this machine, and as i haven't used remoteview=20
> yet I'm not sure if this also has PTZ control available.
> I really would of wanted as near to 25fps viewing from tv's or
local=20
> LAN machines.
>=20
> I'm up in loft running cables as we speak to node0. Way too hot for=20
> loft work ;)
>=20
> thoughts ?
>=20
> Cheers
> Geraint.
>=20
>=20
> --- In ukha_d@xxxxxxx, "Paul Gale" <groups@s...>
wrote:
> > Not sure about the termination - they don't have any physical=20
> terminators.
> >=20
> > You can stream over the LAN in a number of ways. The first is
using=20
> the web viewer but this isn't in real time - but fairly quick. The=20
> second is to use the RemoteView LAN application. This is again
fairly=20
> quick but I don't think it's 25fps - certainly not with several=20
> cameras running. I think it all comes down to how many cameras you=20
> are monitoring at once and how many are being monitored by the card=20
> (for motion detection recording). The biggest factor is the card
and=20
> how many frames it's capable of dealing with.
> >=20
> > Paul.
> >=20
> > > -----Original Message-----
> > > From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On=20
> Behalf Of
> > > Richard Malcolm-Smith
> > > Sent: 20 August 2005 07:58
> > > To: ukha_d@xxxxxxx
> > > Subject: [ukha_d] Geovision questions
> > >=20
> > > Few Q's on this as the flakey webcam software on the BT878
card=20
> is getting
> > > on my
> > > nerves here.
> > >=20
> > > Do the cards have selectable termination so I can look the
video=20
> thru to
> > > another
> > > device as well? (I lifted the 75=CE=A9 resistor from my
BT878 card so=
=20
> I could)
> > > - I
> > > want to feed the cams to a modulator too.
> > >=20
> > > Also, can I stream from the geovision machine over the lan
to=20
> another
> > > computer
> > > at good quality in real time (real time as in no
perceviable=20
> delay so
> > > lipsync is
> > > still ok when talking on the phone to the person at the
camera)
> > >=20
> > > Also, the major issue I have with the current setup is that
I=20
> have to take
> > > snaps
> > > at a really low resolution otherwise I get interlacing
artifacts.=20
> is there
> > > either hardware or software deinterlace on the cards to
give=20
> decent
> > > quality?
> > >=20
> > >=20
> > > [Non-text portions of this message have been removed]
> > >=20
> > >=20
> > >=20
> > > ------------------------ Yahoo! Groups Sponsor
-------------------
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> > >=20
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> 9202
> > >=20
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> --~->
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> > >=20
> > > Yahoo! Groups Links
> > >=20
> > >=20
> > >=20
> > >=20
> > >








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