Displaying 3 results from an estimated 3 matches for "window_func".
2014 Apr 15
6
[PATCH 0/3] misc. cleanup
Hello,
some misc. cleanup patches for speexdsp, nothing big
I'm not sure about how to submit patches, so this is a test balloon :)
ultimately, I'd like to fix the FIXED_POINT issue, see
http://lists.xiph.org/pipermail/speex-dev/2013-December/008465.html
currently, I think the only way to find out how speexdsp has been compiled is
to resample some bytes and observe the output; which is
2014 Apr 15
0
[PATCH 2/3] Use fabsf() instead of fabs() since we have floats, not double
...t;1e-6f)
+ if (fabsf(x)<1e-6f)
return WORD2INT(32768.*cutoff);
- else if (fabs(x) > .5f*N)
+ else if (fabsf(x) > .5f*N)
return 0;
/*FIXME: Can it really be any slower than this? */
- return WORD2INT(32768.*cutoff*sin(M_PI*xx)/(M_PI*xx) * compute_func(fabs(2.*x/N), window_func));
+ return WORD2INT(32768.*cutoff*sin(M_PI*xx)/(M_PI*xx) * compute_func(fabsf(2.*x/N), window_func));
}
#else
/* The slow way of computing a sinc for the table. Should improve that some day */
@@ -286,12 +286,12 @@ static spx_word16_t sinc(float cutoff, float x, int N, struct FuncDef *window_...
2014 Apr 15
2
[PATCH 2/3] Use fabsf() instead of fabs() since we have floats, not double
...> return WORD2INT(32768.*cutoff);
> - else if (fabs(x) > .5f*N)
> + else if (fabsf(x) > .5f*N)
> return 0;
> /*FIXME: Can it really be any slower than this? */
> - return WORD2INT(32768.*cutoff*sin(M_PI*xx)/(M_PI*xx) *
> compute_func(fabs(2.*x/N), window_func));
> + return WORD2INT(32768.*cutoff*sin(M_PI*xx)/(M_PI*xx) *
> compute_func(fabsf(2.*x/N), window_func));
> }
> #else
> /* The slow way of computing a sinc for the table. Should improve that
> some day */
> @@ -286,12 +286,12 @@ static spx_word16_t sinc(float cutoff, floa...