8 bits per channel, 3 channels (RGB) = 24 bit and 16 bits x 3 = 48 allan
On Thu, Apr 14, 2011 at 5:44 PM, Robert Simmons <rsimmons0 at gmail.com> wrote: > I am using a Canon CanoScan LiDE 30 along with the backend package > 1.0.21. ?This contains the most recent plustek backend (as does > 1.0.22), so I'm using plustek version 0.52-3. ?I am also running > Kubuntu 10.10 and KDE 4.6.2. ?The scanning frontends I'm using are the > CLI scanimage that comes with the 1.0.21 backend bundle and Skanlite > 0.4 (a KDE front end). > > Most everything works exactly as expected except for one thing, and > the backend support for this exact scanner is listed as "Complete" on > both the backend's page (http://www.gjaeger.de/scanner/plustek/) and > on the main sane scanner compatibility page > (http://www.sane-project.org/sane-mfgs.html#Z-CANON): > "CanoScan N1240U/LiDE3, USB, 0x04a9/0x220e, Complete, plustek (0.52), > sane-plustek" > > The one thing I can't do is get it to scan at 24 or 48 bit color. ?The > max in both scanimage and Skanlite is 16bit color. ?The output of > $scanimage --help --device plustek:libusb:003:002 > is "--depth 8|16bit [8]" > > The scanner specs state that 24 and 48 bit color are both possible. > It is stated on Canon's website here: > http://www.usa.canon.com/cusa/support/consumer/scanners/canoscan_series/canoscan_lide_30?selectedName=Specifications > > So, either I'm missing something (most likely), or the backend support > for this scanner is actually "Good" not "Complete." > > Any help or suggestions would be greatly appreciated. > > Thanks, > Rob > > TL;DR: I need to get 48bit color working with plustek backend and a > CanoScan LiDE 30. > > -- > sane-devel mailing list: sane-devel at lists.alioth.debian.org > http://lists.alioth.debian.org/mailman/listinfo/sane-devel > Unsubscribe: Send mail with subject "unsubscribe your_password" > ? ? ? ? ? ? to sane-devel-request at lists.alioth.debian.org > -- "The truth is an offense, but not a sin"
