On Fri, 17 Jan 2003, Major A wrote: > > > I'm having a problem with my Nikon Coolscan 4000 ED in getting scanimage > > > to do its second scan of IR data. I'm using sane version 1.0.9 and with > > > this command line: > > > > > > scanimage -d coolscan2:scsi:/dev/sg1 --infrared=yes --batch-count=2 > > > > > > The scan table doesn't move. I get two files, with the second file being > > > about one-third the size of the first one and containing gray-scale data, > > > which is OK. Unfortunately, the data in both files are just made up of > > > vertical lines, presumably because the scan table doesn't move. > > > > Just guessing, does the following work? > > > > scanimage -d coolscan2:scsi:/dev/sg1 >image.pnm > > scanimage -d coolscan2:scsi:/dev/sg1 --infrared=yes >ir.pnm > > Ah, didn't realize the original email one went to the list... > > No, this won't work because the coolscan2 backend stores the IR > information in memory and only dumps it when you scan a second > time. This can only work if both scans are done within the same > instance of the backend running. > > The problem here must be something weird because I've done scans like > that and it worked (although it's on an older scanner). > > Andras
Sorry I can't provide additional information at this time because I'm out of town and away from my computer/scanner until next Tuesday. Then I'd like to continue this thread and find out what's wrong. Tim Egbert
