On Fri, Mar 28, 2008 at 10:25 AM, Jim Meyering <jim at meyering.net> wrote: > Peter Kirchgessner <peter at kirchgessner.net> wrote: > > I have no problem if the usleep(1000) is added. If it helps, it's > > ok. For a typical scan about 200 inquiries are done. So setting up the > > scanner is slowed down by 0.2 seconds in total. That is far less than > > the scan will need. > > I don't know if it is possible with libusb to check if an answer of > > the scanner is available or not. But if you tried increasing the value > > and it still did not work every second run I would say there are still > > some other problems with USB. My ScanJet 6250 is working without > > problems for years using USB. > > Thanks for looking at it. > Maybe we have different hardware, in spite of the > identical model numbers. Mine is 9 or 10 years old. > I don't recall if I ever updated the driver. > Do you know which you have? > > > > Who will apply the patch to the official SANE-backends ? > > Who do we prod? ;-) >
i will do it now. however, there still seem to be some issues for me, so i might find some time to play with it in the next few weeks, and produce another patch. would you be willing to test that? allan -- "The truth is an offense, but not a sin"
