Yes I have made this with a list of scanner=B4s which get used by blind=20=
people!! It the rpson perfektion serias and CANON N650U and the new=20 edition!! i have implement the libusb to get the devices!! We wouldn=B4t use in=20 this time scsi!! Thanks Raphael Am Montag, 09.12.02, um 19:15 Uhr (Europe/Berlin) schrieb Henning=20 Meier-Geinitz: > Hi, > > On Mon, Dec 09, 2002 at 06:37:18PM +0100, John Doe wrote: >> is it right, I have von 100 percent security that in every situation >> the -d command in scanimage runs!? > > I don't know what you mean by "every situation". > > The -d command is an option of scanimage, so it's always present. If > you use it, the argument is used as the name parameter of the > sane_open() call. See the standard for what it means. > > Most backends use device names for that parameter, but that's not > guaranteed. > > If you want to use scanimage, use scanimage -L to get a list of > devices and select one from the list. > > I gues you biggest problem will not be the -d option, but to make sure > that the scanner is detected by the USB or SCSI system. > >> My program is for blind person like an windows reading system only on >> the better OS!! hehehe! > > There are some windows/unix gateways for SANE, see the website. Maybe > that won't work for the blind, however. > >> My biggest problem are the scanner and the speech!! I develop this >> system on PPC!! and their are not many TTS!! >> The scanner is, that I must automatic every point, like write into = the >> conf files and so on!! > > Just provide a list of scanners that are supported and make sure that > the backends do autodetection. E.g. don't support most parport > scanners if you don't want to do manual fiddling with the config = files. > >> I have hope that this point is realized with scanimage!! > > Scanimage has nothing to do with it. It's the backend's choice how to > implement the SANE_Device name. E.g. it can be a port address (0x378) > or a number (1). > >> We make an system inclusive the OS Linux or BSD!! So that the blind >> person only must put the CD in the drive!! > > Good luck! > > Bye, > Henning > _______________________________________________ > Sane-devel mailing list > sane-de...@www.mostang.com > http://www.mostang.com/mailman/listinfo/sane-devel >
