[Numpy-discussion] ANNOUNCE: numarray-0.6

Todd Miller jmiller at stsci.edu
Mon Jul 21 04:00:09 CDT 2003


On Sun, 2003-07-20 at 16:12, Sebastian Haase wrote:
> Congratulations ! 

Thanks!

> And thanks for the nice work -- I'm 
> going upgrade tomorrow...

Great.  

> And this time even the new documentation is already online 
> ;-)   [It's just somewhat sad that google still points to 
> the 'numarray has moved!' page]
> 
> Question: In an email from May-20th (actually regarding 
> rel.0.5) Todd wrote:
> "However, there is a new API function which I added in 
> response to your
>   last post: NA_NewAllFromBuffer() which enables you to 
> create arrays in C
>   from existing buffer objects rather than just C arrays."
> 
> The 0.6 documentation doesn't mention that function - for 
> now I probably have to read the source, right ?

Yes.  The signature is:

PyArrayObject * NA_NewAllFromBuffer  (int ndim, maybelong *shape,
NumarrayType type, PyObject *bufferObject, maybelong byteoffset,
maybelong bytestride, int byteorder, int aligned, int writeable)

Please try it out.

> BTW - We are already using a self-made version of that - 
> allowing us to access the CCD images that get acquired 
> from our Microspcope (mostly C++ code) as a 16-bit 
> unsigned int numarray - in real time! --- It's just great, 
> and people love it.

Excellent.  That's good to hear!

> Thanks,
> Sebastian Haase
-- 
Todd Miller <jmiller at stsci.edu>





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