[Numpy-discussion] memory address of array data?

Gael Varoquaux gael.varoquaux@normalesup....
Mon Aug 17 09:44:04 CDT 2009


On Sun, Aug 16, 2009 at 11:50:44PM -0700, Stéfan van der Walt wrote:
> 2009/8/16 Robert <kxroberto@googlemail.com>:
> > Is there a function to get the memory address (int) of
> > (contigious) ndarray data on Python level - like
> > array.array.buffer_info() ?
> > I'd need it to pass it to a camera function.

> Have a look at the array interface:

> x.__array_interface__['data']

Also, it might be interesting to have a look at the ctypes support:

http://www.scipy.org/Cookbook/Ctypes

Gaël


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