> There are two kinds of images in matplotlib -- AxesImage and
> FigureImage. By definition, the AxesImage is interpolated to fit into
> the Axes box. You can control the aspect ratio of the interpolation,
> but it will be interpolated. FigureImage, on the other hand, performs
> a pixel dump to
> "JIM" == JIM MacDonald <[EMAIL PROTECTED]> writes:
JIM> My second problem involved the resolutions of the image. I'd
JIM> like to preserve the resolution of my image in the PS output,
JIM> but I can't figure out how to stop the image being resized
JIM> and interpolated. Obv
> I don't think this is a problem with the postscript backend. You're rescaling
> the image in your script. Try something like this:
>
> from pylab import *
>
> rc('text', usetex=True)
> rc('ps', usedistiller="xpdf")
>
> figure(1,figsize=(6, 4))
> im=imread('image.png')
> imshow(im,interpolation='n
> Would you post an example where the ps2pdf flags make a big difference on the
> output? I just tried with the above png, but I cant tell the difference
> between the results with/without the new flags.
http://jimmacdonald.co.uk/matplotlib/MPD_SinPulse_g0.500.png
JIM
---
On Mon, Jul 31, 2006 at 10:19:46AM -0400, Darren Dale wrote:
> I see. Thanks for pointing this out and providing the solution. The flags you
> suggested are passed to ps2pdf as of svn 2639.
Great ! Thanks.
I like open source software so much because of these little details
:->.
--
On Monday 31 July 2006 10:05, Gael Varoquaux wrote:
> On Mon, Jul 31, 2006 at 10:01:23AM -0400, Darren Dale wrote:
> > Would you post an example where the ps2pdf flags make a big difference on
> > the output? I just tried with the above png, but I cant tell the
> > difference between the results wi
On Mon, Jul 31, 2006 at 10:01:23AM -0400, Darren Dale wrote:
> Would you post an example where the ps2pdf flags make a big difference on the
> output? I just tried with the above png, but I cant tell the difference
> between the results with/without the new flags.
Last image of http://scipy.org/
On Monday 31 July 2006 09:32, JIM MacDonald wrote:
> > I'll look into this soon. I'm hesitant to add another rc option, maybe we
> > can consider using these settings as the defaults. I'll post again after
> > I have had a chance to play with it.
>
> Defaulting to lossless FlateEncode compression s
On Monday 31 July 2006 09:32, JIM MacDonald wrote:
> > The resolution for Postscript is 72 dpi, and I'm not sure this can be
> > changed. Would you send me an example postscript file along with the
> > original png?
>
> Sure,
> http://jimmacdonald.co.uk/matplotlib/image.png
> http://jimmacdonald.co
> I'll look into this soon. I'm hesitant to add another rc option, maybe we can
> consider using these settings as the defaults. I'll post again after I have
> had a chance to play with it.
Defaulting to lossless FlateEncode compression seems like a good idea,
if the file is too big you can always
On Thu, Jul 27, 2006 at 01:33:42PM +0100, JIM MacDonald wrote:
> Another way to do it is to pass extra
> command line options to ps2pdf (-dAutoFilterColorImages=false
> -sColorImageFilter=FlateEncode should do it for colour images). I
> thought embedding it in the PS file would be more flexible.
On Thursday 27 July 2006 8:33 am, JIM MacDonald wrote:
> Hi,
>
> I've just moved from MATLAB to matplotlib, and I'm really impressed
> with the quality of the PS figures it generates with usetex and the
> xpdf distiller.
Glad to hear it.
> I've hit a couple of problems though
[...]
> The first p
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