copying a string???

Joe Connellan joec at mill.co.uk
Thu Aug 22 16:29:33 CEST 2002


ah, yes - at least it seems as though there are from and tostring methods for
easy conversion if it doesn't just slot in.

Thanks

Joe

Michael Hudson wrote:

> Joe Connellan <joec at mill.co.uk> writes:
>
> > The string I pass to changeString() represents an 8 bit image for
> > processing. The images I am processing are very large so it is more
> > efficient for my function to change the pixel values of the input image
> > rather than allocating enough memory for an output image to write into. I
> > need to display before and after images once the processing is done - at
> > the moment my before image changes with the after.
> >
> > If I shouldn't be changing the string, do you know of a better way of
> > going about it? - I do need the image data to be stored as a string - for
> > PIL and PyOpenGL reasons, and I can't afford to allocate memory for more
> > than one image at a time.
>
> Use an byte array?  It probably can be used in place of a string as
> far as PIL & PyOpenGL are concerned.
>
>     http://www.python.org/doc/lib/module-array.html
>
> Cheers,
> M.
>
> --
>   I saw `cout' being shifted "Hello world" times to the left and
>   stopped right there.                                -- Steve Gonedes




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