pinpoint-team team mailing list archive

["Stéfan van der Walt" <stefan@xxxxxxxxx>]

Hi Andrew

This looks great!  I have published a branch at

lp:~stefanv/pinpoint/dev

that contains:

- reformatting for 80 characters line-width
- displaying the images the right way up

I'll play with the code some more and try to fix the display problem.

Regards
Stéfan

2008/7/5 Andrew Straw <strawman@xxxxxxxxxx>:
> Hi,
>
> I've just pushed an early version of a distortion-estimation GUI tool to
>  lp:~astraw/pinpoint/dev . The program is run from the command line
> after installing the pinpoint package by running "python
> distortion_gui.py filename.jpg".
>
> Implemented Features
> --------------------
>
>  * Simultaneously view multiple images sharing the same distortion model
>
>  * Manually adjust distortion model and watch live updates of
> undistorted image
>
>  * Automatically estimate distortion using manually entered straight
> lines. (Uses the algorithm of 'Line-Based Correction of Radial Lens
> Distortion' (GMIP 1997) by Prescott and McLean)
>
> Planned and wished-for features
> --------------------------------
>
>  * Automatically detected checkerboard corners so that distortion
> estimation is fully automated.
>
>  * Distortion visualization
>
>  * An "add image" button - currently this must be done through the
> command line at program invocation.
>
>  * Alternative distortion models
>
>  * A view of the lines that have been manually or automatically entered
> on the image so that individual lines or vertices can be removed or
> added. (Currently, there are a couple hotkeys in the image canvas for
> implementing this.)
>
> Known Bugs
> ----------
>
>  * Images are shown in an expandable panel which is initially collapsed.
> To un-collapse the panel, click along the top few pixels of the main
> screen portion.
>
> Thanks to Stéfan for providing a demonstration of how to use
> scipy.ndimage.map_coordinates() for fast image warping. Also, this was
> my first endeavor using enthought.traits, which is a really powerful
> toolkit.
>
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