Am 07.09.2024 um 17:08:07 Uhr schrieb Ralph Little: > On 2024-09-06 04:12, Marco Moock wrote: > > Am Tue, 3 Sep 2024 17:55:36 -0700 > > schrieb Ralph Little <skelb...@gmail.com>: > ... > >> Tried various resolutions in colour scan mode using scanimage: > >> > >> 75 - scans OK, but the image is a little light. > >> 150 - seems to go through the motions, but the scanned image is > >> blank. 300 - scans OK > >> 600 - scans OK > >> 1200 - starts to scan then gets the error that you reported. > > I have merged some changes that were submitted 4 years ago which > improves this backend considerably: > https://gitlab.com/sane-project/backends/-/merge_requests/853 > The original MR languished in obscurity unfortunately. Apologies for > not getting on top of that.
Thanks. > The images are better and 150dpi now works. The general colour > rendition still isn't great but the scans are consistent and fairly > crisp. Preview seems to work consistently and I have not seen the > crashing behaviour. The crash behavior for 1200 dpi or the behavior that the first and sometimes 2nd attempt to scan results in nothing and a hang of the scanning application? > 1200dpi gets further but still fails eventually. Looks like a > buffering issue, because some data is received. > You are using Debian, but if it helps, our nightly GIT PPA snapshot > should contain the changes tomorrow morning, assuming it doesn't fail > (again): https://launchpad.net/~sane-project/+archive/ubuntu/sane-git It failed. If that is fixed I will try the new version and report back. -- kind regards Marco
