[Numpy-discussion] Help speeding up element-wise operations forvideo processing
Thu Sep 18 02:37:30 CDT 2008
Sorry for not relating to the details of the problem, but, did you take a look pygpu? It intends to be able to enable image processing as video rate.
מאת: email@example.com בשם St?fan van der Walt
נשלח: ה 18-ספטמבר-08 10:25
אל: Discussion of Numerical Python
נושא: Re: [Numpy-discussion] Help speeding up element-wise operations forvideo processing
2008/9/17 Brendan Simons <firstname.lastname@example.org>:
> I would love a c-types code snippet. I'm not very handy in c. Since
> I gather numpy is row-major, I thought I up and down crops very
> quickly by moving the start and end pointers of the array. For
> cropping left and right, is there a fast c command for "copy while
> skipping every nth hundred bytes"?
Not sure which way you decided to go, but here are some code snippets:
Also take a look at
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