If you want to make an editor which does this, then you may want to take a look at javascript libraries which provide such functionalities. It's a very easily pluggable module from YUI javascript library which allows you to crop with a very easy interface. Here is an example : http://developer.yahoo.com/yui/examples/imagecropper/feedback_crop.html
On Sun, Mar 1, 2009 at 1:32 PM, Noufal Ibrahim <nou...@gmail.com> wrote: > Hello, > > On Sun, Mar 1, 2009 at 1:25 PM, Arunabha Adhikari > <arunabha.adhik...@gmail.com> wrote: > > Dear friends, > > > > I am a beginner in Python programming. I am not a computer professional I > am > > a physicist. I was trying to write a code in python for my own research > > which involves a little image processing. All I need to do is to display > an > > image and then select a region of interest using my mouse and finally > crop > > out the selected region. I can do this in Matlab using the ginput() > > function. I tried using PIL. But I find that after I issue the command > > Image.show(), the image is displayed but then the program halts there > unless > > I exit from the image window. Is there any way to implement what I was > > planning. Do I need to download any other module? Please advise. > > If you want to do image cropping non-interactively (ie. using a script > or someting) I would recommend that you use something like 'convert' > that comes with the ImageMagick utilites. You can say something like > convert original.jpg -crop <specificiation> output.jpg > and you'll get what you want. > > If you want to interactively decide what piece you want to crop, I > think it would be better to use a graphics editing program like the > GIMP. > > If you're trying to implement a graphics editor in Python, I think it > will be quite hard. Maybe if you can explain your requirements a > little more, I might be able to help. I've used PIL a few years ago > and have some memory of what it provides. > > Ta ta. > -- > ~noufal > _______________________________________________ > BangPypers mailing list > BangPypers@python.org > http://mail.python.org/mailman/listinfo/bangpypers >
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