VB with digital camera/ 3D etc - How? 
Author Message
 VB with digital camera/ 3D etc - How?

Does anyone know how to take a photo with a digital camera and get it on
screen in VB. I would like to find a good book covering this , but am open
to suggestions.

Also it would be nice to manipulate the image on screen - say for example a
dentist could view all angles of a tooth for signs of decay.

Thanks

Paul



Mon, 20 Sep 2004 05:17:37 GMT  
 VB with digital camera/ 3D etc - How?

Quote:
> Does anyone know how to take a photo with a digital camera and get
it on
> screen in VB. I would like to find a good book covering this , but
am open
> to suggestions.

FYI:  this is off topic in the comp.lang.basic.visual.database group.
you might consider using comp.lang.basic.visual.misc

But anyways, the way to get picture data from a digital camera depends
on the camera.  Each manufacturer designs their stuff differently, so
your best first step is to contact the manufacturer of the digital
camera and ask them for their SDK or Object Library that you could use
with your app.  This will be in the form of one or more controls or
DLLs, and may or may not be expensive.  Then you would typically use a
picturebox, image control or OLE control to display it on your VB
form, depending on how the camera SDK provides the data to your app.

--
Peace & happy computing,

Mike Labosh, MCSD MCT
"Feed the children!  Save the whales!  Free the mallocs!" --Unknown



Tue, 21 Sep 2004 00:33:07 GMT  
 VB with digital camera/ 3D etc - How?


Quote:
> > Does anyone know how to take a photo with a digital camera and get
> it on
> > screen in VB. I would like to find a good book covering this , but
> am open
> > to suggestions.

> FYI:  this is off topic in the comp.lang.basic.visual.database group.
> you might consider using comp.lang.basic.visual.misc

<JOKE>
Maybe he wants to store the pictures in a database.
</JOKE>
Quote:

> But anyways, the way to get picture data from a digital camera depends
> on the camera.  Each manufacturer designs their stuff differently, so
> your best first step is to contact the manufacturer of the digital
> camera and ask them for their SDK or Object Library that you could use
> with your app.  This will be in the form of one or more controls or
> DLLs, and may or may not be expensive.  Then you would typically use a
> picturebox, image control or OLE control to display it on your VB
> form, depending on how the camera SDK provides the data to your app.

That, actually, isn't so. Nearly all digital cameras and scanners
use TWAIN compliant drivers. There are a number of SDKs
available, but it can be done with API calls, IIRC, to Windows'
TWAIN stuff. Or so I remember from the last time I looked
at it.

Terry Austin



Tue, 21 Sep 2004 01:28:45 GMT  
 VB with digital camera/ 3D etc - How?


Quote:
> Does anyone know how to take a photo with a digital camera and get it on
> screen in VB. I would like to find a good book covering this , but am open
> to suggestions.

Scanners and digital cameras normally use TWAIN compliant drivers.
You can find about about such stuff from The Twain Group, at
http://www.*-*-*.com/

They have an SDK in their download section that's royalty free (and
free).

Note that TWAIN was designed with C/C++ in mind, not Visual Basic,
so it might be a bit of a {*filter*} to implement. If money's not a big issue,
go to Google and do a search on 'TWAIN SDK "Visual Basic" and
see what's available to make it easier.

Quote:

> Also it would be nice to manipulate the image on screen - say for example
a
> dentist could view all angles of a tooth for signs of decay.

That's a whole 'nuther thing, well beyond my research skills. :)

Terry Austin



Tue, 21 Sep 2004 01:38:53 GMT  
 VB with digital camera/ 3D etc - How?

Quote:
> That, actually, isn't so. Nearly all digital cameras and scanners
> use TWAIN compliant drivers. There are a number of SDKs
> available, but it can be done with API calls, IIRC, to Windows'
> TWAIN stuff. Or so I remember from the last time I looked
> at it.

Good one.  I hadn't thought of that one.
--
Peace & happy computing,

Mike Labosh, MCSD MCT
"Feed the children!  Save the whales!  Free the mallocs!" --Unknown



Tue, 21 Sep 2004 02:11:31 GMT  
 VB with digital camera/ 3D etc - How?


Quote:
> > That, actually, isn't so. Nearly all digital cameras and scanners
> > use TWAIN compliant drivers. There are a number of SDKs
> > available, but it can be done with API calls, IIRC, to Windows'
> > TWAIN stuff. Or so I remember from the last time I looked
> > at it.

> Good one.  I hadn't thought of that one.

I have no idea how why I even know that. I remember researching
it a while back, but I've never had any interest in using it.

Sometimes, I'm just weird.

Terry Austin



Tue, 21 Sep 2004 02:41:35 GMT  
 
 [ 6 post ] 

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