Archived from groups: alt.comp.periphs.dcameras (
More info?)
Mike is right. I only need a preview image.
Any ideas on the original cabling question?
-Mark
On Sat, 18 Dec 2004 09:59:47 -0500, "Gymy Bob" <nospam@bight.me> wrote:
>The only video I have seen come off these cams is 320 x 160. Not really
>worth even focusing with.
>
>"Mike Russell" <REgeigyMOVE@pacbellTHIS.net> wrote in message
>news:dtSwd.645$wZ2.35@newssvr13.news.prodigy.com...
>> Gymy Bob wrote:
>> > Why don't you just take pictures in the camera and get much more
>> > resolution?
>>
>> Usually you want to use the video for realtime frame and focus on the PC
>> screen before you take the full rez image.
>>
>> > "Cueball" <bray@REMOVE.vanderbilt.edu> wrote in message
>> > news:doa6s0t6m2tinegjvqs65r8kt0kqbviak7@4ax.com...
>> >> Hi,
>> >>
>> >> Our research group is going to be purcahsing a Nikon Coolpix 4500
>> >> for use
>> > with a microscope for taking video of biological samples. We would
>> >> like to stream the data to a computer with a frame grabber. The
>> >> board we
>> > were thinking of is the Nat'l Instruments PCI-1407 which has BNC
>> >> inputs only.
>> >>
>> >> Does anyone know of an apprpriate cable that would connect the video
>> >> ouput of the Coolpix to a BNC input? TIA,
>> >> -Mark
>>
>> My guess is you'll need to decode the composite video signal and split out
>> the sync, and in general this involves a decoder box. Check out the
>> application notes for your device at www.ni.com.
>>
>> If you are not using currently existing software that requires this
>device,
>> consider using other hardware. There is a mass market of inexpensive PCI
>> capture boards that work directly with a variety of formats of composite
>> video, and are easily programmed via the standard Windows DirectX api, so
>> your project is not joined at the hip to a particular piece of hardware.
>> ---
>> Mike Russell
>> www.curvemeister.com
>> www.geigy.2y.net
>>
>>
>