[FFmpeg-devel] [PATCH] Channels correlation

[Michael Niedermayer]

On Fri, Oct 30, 2009 at 01:42:29AM +0100, Michael Niedermayer wrote:
> On Thu, Oct 29, 2009 at 08:02:55PM +0100, Nicolas George wrote:
[...]
> > +        for (j = 0; j < c; j++) {
> > +            if (j == i)
> > +                continue;
> > +            coef = m[i * c + j];
> > +            for (k = 0; k < l; k++)
> > +                m[k * c + j] -= coef * m[k * c + i];
> 
> k can start with a value > 0 as the first few columns should already be 0
> except the main diagonal elements

i meant j not k, btw a if(coeff) would achive the same



> 
> btw, isnt libavutil/lls.c/h useable?

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Complexity theory is the science of finding the exact solution to an
approximation. Benchmarking OTOH is finding an approximation of the exact
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