[sane-devel] ICC support - summing up

[m. allan noah]

On Mon, Jun 8, 2009 at 3:30 PM, Julien BLACHE<jb at jblache.org> wrote:
> Yiannis Belias <jonnyb at hol.gr> wrote:
>
> Hi,
>
>> :) Actually I was hoping that saned could implement an extra function call
>> without the need for the dll or even (maybe) the net backend to be aware of it.
>> I understand that this would brake the api for the network part.
>
> And how would the frontend actually get the ICC data if it isn't aware
> of the get_icc_profile() call?
>
> You want to send the ICC profile over the network, so that means
> someone has to request it. The frontend doesn't know it's using the
> net backend; it's using the dll backend and doesn't even know the net
> backend exists. So it can't issue this request.
>
>> If that won't happen, do you see any other way of getting a remote profile
>> without having to update every backend to a new version of the sane api?
>
> My take on this is that it should be handled out of band and by the
> frontend only. The frontend should have all the information needed to
> determine which ICC profile applies.

I agree. But in the case of saned, this means each client would need
the ICC profile for the scanner installed locally, or some other
protocol would have to be used to call the server for it.

allan
-- 
"The truth is an offense, but not a sin"