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Take 2 at 'Consolidate all fixed point math routines in one library' (FS#10400) by Jeffrey Goode

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21664 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Maurus Cuelenaere 2009-07-05 18:06:07 +00:00
parent 427bf0b893
commit 802743a061
22 changed files with 754 additions and 755 deletions
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4
apps/dsp.c
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@ -33,6 +33,8 @@
#include "misc.h"
#include "tdspeed.h"
#include "buffer.h"
#include "fixedpoint.h"
#include "fracmul.h"
/* 16-bit samples are scaled based on these constants. The shift should be
* no more than 15.
@ -841,7 +843,7 @@ void dsp_set_crossfeed_cross_params(long lf_gain, long hf_gain, long cutoff)
* crossfeed shelf filter and should be removed if crossfeed settings are
* ever made incompatible for any other good reason.
*/
cutoff = DIV64(cutoff, get_replaygain_int(hf_gain*5), 24);
cutoff = fp_div(cutoff, get_replaygain_int(hf_gain*5), 24);
filter_shelf_coefs(cutoff, hf_gain, false, c);
/* Scale coefs by LF gain and shift them to s0.31 format. We have no gains
* over 1 and can do this safely