Re: WANTED: Console mode image capture software

From: Ian Stirling (root_at_mauve.demon.co.uk)
Date: 08/03/04 

Date: 02 Aug 2004 22:43:56 GMT

Sandy MacKay <sandy@amanuforti.org> wrote:
>
> We have a client who wants to use a USB camera to take pix of
> customers, and also a USB scanner to scan ID's and Checks.
>
> It may be possible, with the right camera (i.e., good resolution and
> autofocus) to use the camera for ID's and Checks instead of the
> scanner.
>
> There is no OCR component to either of these, we simply want to kick
> off a child process, capture the pic and store it - something along
> the lines of

>
> makefoto /vars/clients/pic/041003300233.jpg
>

Download xawtv, it comes with a little app, streamer.
This should give you ideas, it works with anything with a V4l interface.
I've used it for various apps including grabbing snapshots
of pictures, and streaming bitstreams to an application to do video
processing on starfields.
> Of course, if the functionality could be made available for linking
> into our own c code, that would be a real plus...

Should give you an idea, V4L isn't complex.
>
> Either way, "makefoto" would place the camera (suitably installed, of
> course) into streaming mode, display the picture on the screen and
> wait for any keystroke; upon seeing the keystroke, it would freeze the
> current picture, and ask "OK?" with possible answers of

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