Re: [gentoo-user] [OT?]: In search of a program to do different b/w dithering methods

2018-01-01 Thread Adam Carter
> > I am looking for a command line tool... > I want to do 'mass dithering' and want neither a gui nor a > heavy program like The Gimp. > > I checked pbmplus and found no useful part for that porpuse... > Does this do what you want? Its installed by default with imagemagick

Re: [gentoo-user] [OT?]: In search of a program to do different b/w dithering methods

2018-01-01 Thread tuxic
On 01/01 10:34, Frank Steinmetzger wrote: > On Mon, Jan 01, 2018 at 09:24:46PM +0100, tu...@posteo.de wrote: > > Hi, > > […] > > For displaying (the illusion of) different shades of gray, one need > > to convert the colored image into a so called "dithered" black and > > white image (newspapers

Re: [gentoo-user] [OT?]: In search of a program to do different b/w dithering methods

2018-01-01 Thread Frank Steinmetzger
On Mon, Jan 01, 2018 at 09:24:46PM +0100, tu...@posteo.de wrote: > Hi, > […] > For displaying (the illusion of) different shades of gray, one need > to convert the colored image into a so called "dithered" black and > white image (newspapers often use this trick). > Since -- in difference to the

[gentoo-user] [OT?]: In search of a program to do different b/w dithering methods

2018-01-01 Thread tuxic
Hi, Happy New Year!!! the programmable pocket calculator "DM42" offers OFFIMAGES, which will be displayed, when the calculator is switched off. The display is pure black and white. For displaying (the illusion of) different shades of gray, one need to convert the colored image into a so called