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Re: Frame grabbing

Making a wearable is hard enough, don't make him learn asm!

NOP
-Tom

----- Original Message ----- 
From: <>
To: <>
Sent: Sunday, November 09, 2003 7:16 PM
Subject: Re: Frame grabbing

> Hi Ewan
>
> Well I wonder, are you going to need to view those images later or you
just
> need to store them and retrieve them at a later time on a computer?
>
> The idea would be not to use a full blown PC based system with an OS
> but rather something around a PIC/AVR microcontroller and a few other
chips
> (for hardware compression?) or even use a microprocessor based system.
> The challenge would be to take the firewire signals and convert them to
some
> usable format (jpg, tga etc and store on the CF) all without the need for
an
> OS.
>
> I've seen a few projects around the Net that were developed around PICs
> that would read CD ROM or a CF the files on the same so perhaps a bit more
> research just to give you some perspective on the scope or the
requirements.
>
> Unfortunatelly Java or even C will not do, you will have to deal with
> Assembler
> (microcontroller assembler, derivate of normal Assembler) but luckilly
there
> are
> plenty of resources on the Net to get going on that.
>
> Just thought to toss out what first came to mind, else I'd like to see
your
> project
> get going (a project page with updates would be cool)
>
>
> -pedja
>
> ----- Original Message -----
> From: "Ewan Sinclair" <>
> To: <>
> Sent: Sunday, November 09, 2003 8:33 PM
> Subject: Frame grabbing
>
>
> > Myself and a friend are trying to assemble a small wearable system that
> can
> > grab frames from a firewire camera and store them (We were thinking of
> using
> > CF for storage). It seems like a bit of overkill to buy a PC-104 board
and
> > firewire module or mini-ITX board for such a simple task, but I'm not
too
> > sure what else to do.
> >
> > In any case, in terms of software, I gather that White Dwarf Linux is
the
> > best bet for an OS. Unfortunately, I am a bit stumped when it comes to
the
> > grabbing and storing of frames. I have a fair knowledge of Java and a
> pretty
> > rudimentary knowledge of C, is this a relatively easy task to accomplish
> in
> > either language? Also, does the process vary much from camera to camera?
> Any
> > links to resource sites would be hugely appreciated.
> >
> > Ewan
> >
> >
> > --
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> >
> >
>
>
>
> --
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>
>

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