[Gimp-user] Wronr reading of 16 bit tiff

2019-08-14 Thread AndyJP
>You could also try scanning as PNG, and see if that works. > >Liam (slave ankh on IRC) Afaik, only linear response (raw) mode supported by vuescan is tiff. -- AndyJP (via www.gimpusers.com/forums) ___ gimp-user-list mailing list List address:

Re: [Gimp-user] Wronr reading of 16 bit tiff

2019-08-14 Thread Liam R E Quin
On Wed, 2019-08-14 at 07:04 +0200, AndyJP wrote: > I try scanning to 48bit (16 bit per channel) TIFF You could also try scanning as PNG, and see if that works. Liam (slave ankh on IRC) -- Liam Quin - web slave for https://www.fromoldbooks.org/ Click here to have the slave beaten. Ask about

Re: [Gimp-user] Wronr reading of 16 bit tiff

2019-08-14 Thread Tobias Jakobs via gimp-user-list
Hi Andy, please open an issue in the Gimp issue tracker and attach an example file: https://gitlab.gnome.org/GNOME/gimp/issues Some scanners create 4-channel/12bit encodedimages. Then the 4th channel is an IR channel that is useful for reducing dust. Regards, Tobias Am Mi., 14. Aug. 2019 um

[Gimp-user] Wronr reading of 16 bit tiff

2019-08-13 Thread AndyJP
I try scanning to 48bit (16 bit per channel) TIFF with VueScan, but GIMP reads it wrong, forwarding the data partially to alpha-channel. Probably, it is interpreting 3-channel/16bit image as 4-channel/12bit encoded. If not, I have no Idea where that 4-th alpha channel comes from (it is not blank,