Re: Problems with gnuplot and jpg output

[Martin Weiser]

On Fri, 5 Jun 2009, ws wrote:

> Hi all
>
> I just installed gnuplot-4.2.5 and octave-3.0.5 in my home directory on a
> Fedora machine from source.
>
> I would like to plot to jpegs (or png's), which I will reference in webpages.
> I could also deal with eps, though I will convert it after.  In gnuplot, I
> would first "set terminal png" and then do all my plotting; I don't know how to
> do this in octave.
>
> I try:
> octave> gnuplot_binary('/home/wsprague/gnuplot-4.2.5/bin/gnuplot')
> octave> plot(1:4)
>
> I get:
>
> gnuplot> set terminal x11 enhanced title "Figure 1"
>                      ^
>         line 0: unknown or ambiguous terminal type; type just 'set terminal'
> for a list
>
>
> gnuplot> plot "-" using ($1):($2) axes x1y1 title "" with lines linestyle 1 ;
>              ^
>         line 0: use 'set term' to set terminal type first
>
>
> gnuplot> 1 1
>         ^
>         line 0: invalid command
>
>
> gnuplot> 2 2
>         ^
>         line 0: invalid command
>
>
> gnuplot> 3 3
>         ^
>         line 0: invalid command
>
>
> gnuplot> 4 4
>         ^
>         line 0: invalid command
>
>
> gnuplot> e
>         ^
>         line 0: invalid command
>
> Any help is appreciated!
>
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Hello,
look at the help for octave's "print" command and select the output 
(to file - "look for "-dDEVICE" parameter) that fits your needs. You can 
generate many types of files, e.g. 
EPS, PNG, JPEG ... all of them are included.
So I hope this helps.
Martin