[Numpy-discussion] display numpy array as image

Zachary Pincus zpincus@stanford....
Mon Dec 3 12:00:03 CST 2007

Hi Stéfan,

Thanks -- I hadn't realized matplotlib's user-interaction abilities  
were that sophisticated! I'll definitely give that route a shot.


On Dec 3, 2007, at 9:46 AM, Stefan van der Walt wrote:

> Hi Zach
> Attached is some code for removing radial distortion from images.  It
> shows how to draw lines based on user input using matplotlib.  It is
> not suited for a big application, but useful for demonstrations.
> Try it on
>   http://mentat.za.net/results/window.jpg
> Regards
> Stéfan
> On Thu, Nov 29, 2007 at 11:59:05PM -0500, Zachary Pincus wrote:
>> Thanks for the suggestions, everyone! All very informative and most
>> helpful.
>> For what it's worth, here's my application: I'm building a tool for
>> image processing which needs some manual input in a few places (e.g.
>> user draws a few lines). The images are greyscale images with 12-14
>> bits of dynamic range (from a microscope), so I need to have some
>> basic brightness/contrast/gamma controls, as well as allowing basic
>> drawing on the image to get the needed user input. It looks like GL
>> or wx will be best suited here, I think? (I presume that python/ 
>> numpy/
>> [GL|wx] can keep up with things like dragging a slider to change
>> brightness/contrast/other LUT changes, as long as I code reasonably.)
>> Anyhow, thanks for all the input,
>> Zach<radial.py>
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