Plustek-USB-TODO.txt (2007-12-13) Gerhard Jaeger ===================================================================== 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