[sane-devel] SANE2 and filmscanners

[Michael Herder]

Jonathan Buzzard, Montag, 23. Dezember 2002 17:42:
> henning@meier-geinitz.de said:
> True but closely related to this is the fact that scanning a single frame
> is a slow process; 10 minutes a frame is not unrealistic. Therefore
> if I only want one frame scanning the lot is a massive pain. If I have
> an APS film it will be horrendous if I just want frame 38 say. So you
> also need a way to select individual frames from what ever is loaded.
> On my scanner I have a holder for negatives, which has up to six frames,
> a holder for slides which has four and an APS adaptor which can take
> an APS film cartridge. From memory depending on which you insert into
> the scanner Vuescan offers an appropriate list to scan from.

Maybe we could allow an option value size > sizeof(SANE_Word) for options of 
type SANE_TYPE_BOOL ? The frontends could then present e.g. a list of 
checkboxes (or something similar) to the user, where (s)he can select the 
desired frames from. 

bb
Michael