Plustek-USB-TODO.txt (2007-12-13) Gerhard Jaeger <gerhard@gjaeger.de>
=====================================================================

TODO (in general):
- more documentation/comments for the different functions
- replace mclk_fast stuff and use instead values from 75DPI grayscale


KNOWN BUGS/Limitations:

Model             Description                           Workaround
------------------------------------------------------------------------------

HP 2100c          Straight Line Bug                     none
Bearpaw1200       works only once                       restart backend each time
All with TPA      Negative Scanning quality bad         none
CIS devices       Skip calibration does not work        none

********************************* DONE ***************************************

all               add plustek.conf presettings to               done
                  interface for frontends

all               Auto-warmup                                   done
all               Sensor movement speedup ffw/rev               done

Canon             fine calibration does not work                fixed
Canon  650        color modes >=600 dpi too dark                fixed
Canon  660        add support                                   done
Canon 1220        image quality not very good                   fixed
Canon 1240        gray mode too bright                          fixed

HP 2100c          hits against scan-bed                         fixed
Genius            Devices not recognized                        fixed
EPSON Photo       Permanently warmup on TPA scanning            fixed
EPSON Photo       Transparency mode does not work               fixed
                  correctly
all               binary mode does not work correctly           done
Canon             16bit gray mode does not work                 done
EPSON 1250/60     Motor control settings are wrong              fixed
CanoScan 1240                                                   added
EPSON + HP        vertical line bug                             fixed
HP                blooming on 42bit >=400dpi                    fixed
UMAX5400          bad picture quality                           fixed
UMAX3400          Straight Line Bug                             fixed
all               problems on ARM and XScale                    fixed

Make the color modes > 8bit work correctly                      done
make mono/gray modes work on Canon scanners                     done
copy picture line by line to backend                            done
cancel function does not work correctly in large resolutions    fixed
Move documents to its correct SANE place                        done