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Re: Saving pngs without plotting to screen first
From: |
Thomas Weber |
Subject: |
Re: Saving pngs without plotting to screen first |
Date: |
Fri, 04 Jan 2008 17:41:51 +0100 |
Am Freitag, den 04.01.2008, 08:55 +0000 schrieb Koen Tavernier:
> Hi,
>
> I want octave to create a lot of graphs and save them to pngs. I can do
> this without problem using the print function. Because a high number of
> these need generating, my system slows down considerably as gnuplot is
> drawing every plot onto the screen. I have tried to look for solutions
> in quite a few places, but I'm not sure what exactly I should be
> searching for. I'm sure it's something really trivial!
>
> This is the code that currently generates the graphs:
figure(1, "visible", "off");
% add this right before your code
> for j = 1:segment
> subplot(2,1,1);
> plot(phase([maxindex(j)-500:maxindex(j)+1500]));
> subplot(2,1,2);
> plot(unfiltered([maxindex(j)-500:maxindex(j)+1500]));
> title = sprintf("segment%d.png", j)
> print(title, "-dpng")
> endfor
Thomas