Re: [Matplotlib-users] Save figure without surrounding frame

My solution and Darren's do nearly the same thing.

On 4/6/06, Ryan Krauss <rya...@gm...> wrote:
> Not a problem.  Go into your matplotlibrc file and change these lines:
>
> # The figure subplot parameters.  All dimensions are fraction of the
> # figure width or height
> figure.subplot.left  : 0.001  # the left side of the subplots of the figu=
re
> figure.subplot.right : 0.999    # the right side of the subplots of the f=
igure
> figure.subplot.bottom : 0.001   # the bottom of the subplots of the figur=
e
> figure.subplot.top : 0.999
> figure.subplot.wspace : 0.001   # the amount of width reserved for
> blank space between subplots
> figure.subplot.hspace : 0.001   # the amount of height reserved for
> white space between subplots
>
> They control the white space around the frame where the axes go.  With
> the above values, I created the attached plot which I think is close
> to what you want.
>
> Ryan
>
> On 4/6/06, Michael V. De Palatis <mde...@ma...> wrote:
> > Arne,
> >
> > I don't know about the "real" solution to this problem, but if you
> > want to go the route of "artificially" solving it with an image
> > library for post processing, you can check out Python Imaging Library:
> >
> > http://www.pythonware.com/products/pil/
> >
> > Mike
> >
> > On Thu, Apr 06, 2006 at 02:36:55PM +0200, Arne.Bittig wrote:
> > > Sorry, maybe I didn't make that clear enough.
> > >
> > > I was talking about a graph as in "graph theory". Since there is no
> > > meaningful way to label the axes, and, in fact, no reason to show the=
m
> > > at all, the white space I was talking about is just where in your
> > > picture there are the labels. So, looking at your example, what I'd l=
ike
> > > to have is what's inside the black rectangle, i.e. a png where the bl=
ue
> > > curve touches the top and the bottom of the image.
> > >
> > > Arne
> > >
> > > Ryan Krauss wrote:
> > >
> > > >I don't think this is the default behavior.  If I do
> > > >
> > > >t=3Darange(0,1,0.01)
> > > >y=3Dsin(2*pi*t)
> > > >plot(t,y)
> > > >xlabel('Time (sec)')
> > > >ylabel('Amplitude')
> > > >savefig('test.png')
> > > >
> > > >I get the attached png without the extra border you describe.
> > > >
> > > >Ryan
> > > >
> > > >
> > > >On 4/6/06, Arne.Bittig <arn...@in...> wrote=
:
> > > >
> > > >>Hi,
> > > >>
> > > >>I am using matplotlib to draw graphs. When I try to save a picture
> > > >>(using savefig; usually as png, but at some point I might need eps =
files
> > > >>as well), the actual graph comprises less than the central 50% of t=
he
> > > >>image, the rest of the image is wasted space.
> > > >>
> > > >>I already tried figure(frameon =3D False, facecolor =3D 'w') and bo=
x(False)
> > > >>to get rid of the redundant frame, but apparently it did not help (=
apart
> > > >>from removing the black frame, obviously, but what I want is to sav=
e
> > > >>only what is inside this frame).
> > > >>
> > > >>Any ideas how to do this? If not, does anyone know a python tool th=
at
> > > >>handles pngs and would enable me to crop the picture in a second st=
ep?
> > > >>
> > > >>Arne
> > > >>
> > > >>
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