[Numpy-discussion] casting in numarray
boomberschloss at yahoo.com
Mon Mar 21 01:59:06 EST 2005
Thanks, that's exactly what I needed!
--- Thomas Grill <gr at grrrr.org> wrote:
> Hi Joachim,
> this is what i do in my Python extension of the Pure
> Data realtime
> modular system. You have to create a Python buffer
> object pointing to
> your memory location and then create a numarray from
> that. It's quite easy.
> See the code in
> files pybuffer.h and pybuffer.cpp
> best greetings,
> Joachim Boomberschloss schrieb:
> >I'm using numarray for an audio-related application
> >a buffer in an audio-processing pipeline. I would
> >to be able to allocate the buffer in advance and
> >regard it as a buffer of 8bit or 16bit samples as
> >appropriate, but in numarray, casting always
> >a new array, which I don't want. How difficult
> >it be to make it possible to create an array using
> >exsisting pre-allocated buffer to act as an
> >to that buffer? Also, if others consider it useful,
> >there anyone willing to guide me through the code
> >doing so?
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> >Numpy-discussion mailing list
> >Numpy-discussion at lists.sourceforge.net
> Thomas Grill
> gr at grrrr.org
> +43 699 19715543
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