Re: reading/writing pictures
- To: mathgroup at smc.vnet.net
- Subject: [mg5244] Re: reading/writing pictures
- From: "Joco Alberto Teixeira Vieira Gomes" <jagomes at mail.telepac.pt>
- Date: Fri, 15 Nov 1996 03:33:56 -0500
- Sender: owner-wri-mathgroup at wolfram.com
Eric von Lieres <lieres at studm.hrz.uni-siegen.de> wrote in article <56af1i$j8m at dragonfly.wolfram.com>... > I wrote a little program to show wavelet transforms in two dimensions. > Now it would be nice to read some pictures into Mathematica in order > to manipulate them. The Problem is: > > There is a bunch of file-formats e.g. BMP, JPEG, ... and I do not know > anything about them. I just want to transform a black and white > picture into a Mathematica List of grey-scales and vice versa. What > can I do? > > I do appreciate every hint. > > Eric > > lieres at studm.hrz.uni-siegen.de > > > > > I have the same problem. When I tried to send a graph to a file I usually use the Display function. But when I tried to read that graph file, Mathematica can't show it. I think the problem it's in the postscript. There are not iniciation comands. Joco Gomes