Latency when capturing via usb capture device

Bro, does your rig even lift?
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weezhum
Posts: 49
Joined: Tue Feb 05, 2008 02:31

Latency when capturing via usb capture device

Post by weezhum »

I am taking a feed from a laptop via svideo and connecting it to my laptop via a usb capture card. Im outputting this to a projector and there is a little bit of a delay.
Is that from the svideo connection?
Do i need a better video card?
My video card is standard however i dont want to buy a new laptop and then have the same problem.
Thanks in advance.
<----total noob

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miau
Posts: 53
Joined: Fri Dec 01, 2006 13:37
Location: Lisboa, Portugal

Post by miau »

It's very difficult to eliminate the delay, sometimes, even some professional or semi-professional jobs I see video delay.... So to eliminate that delay it must be almost tv professional.

weezhum
Posts: 49
Joined: Tue Feb 05, 2008 02:31

Thanks for your reply.

Post by weezhum »

What do you mean by TV professional?
Do you think the capture device is a suffecient wat to connect svideo then?
thanks a lot

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miau
Posts: 53
Joined: Fri Dec 01, 2006 13:37
Location: Lisboa, Portugal

Post by miau »

I mean that we have to have very expensive equipment (tv professional) to avoid delay and it's not easy doing it and to have money do buy it.
I also use a capture device by usb and also have delay. The delay comes from the capture device, the computer, the required time to send the signal and the projection equipment.

weezhum
Posts: 49
Joined: Tue Feb 05, 2008 02:31

Ok, thanks a lot.

Post by weezhum »

Do you think there is a good way to delay the audio for the same amount of time?
I know that sounds dumb.
But i really need to have syncronicity.
thanks again!

weezhum
Posts: 49
Joined: Tue Feb 05, 2008 02:31

Also......

Post by weezhum »

The firewire camera feed is really pixelated. Is that just a matter of settings?

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miau
Posts: 53
Joined: Fri Dec 01, 2006 13:37
Location: Lisboa, Portugal

Post by miau »

I can't help you there... It's not easy because resolume doesn't work with sound. When I have to have sound and video synchronized I mix my video output and the camera/audio in a video mixer.

weezhum
Posts: 49
Joined: Tue Feb 05, 2008 02:31

ok

Post by weezhum »

thanks so much

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