diff options
Diffstat (limited to 'plugins/MacAU/VariMu/VariMu.cpp')
| -rwxr-xr-x | plugins/MacAU/VariMu/VariMu.cpp | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/plugins/MacAU/VariMu/VariMu.cpp b/plugins/MacAU/VariMu/VariMu.cpp index 50babba..de02670 100755 --- a/plugins/MacAU/VariMu/VariMu.cpp +++ b/plugins/MacAU/VariMu/VariMu.cpp @@ -331,14 +331,11 @@ void VariMu::VariMuKernel::Process( const Float32 *inSourceP, //nice little output stage template: if we have another scale of floating point //number, we really don't want to meaninglessly multiply that by 1.0. - //noise shaping to 32-bit floating point - Float32 fpTemp = inputSample; - fpNShape += (inputSample-fpTemp); - inputSample += fpNShape; - //for deeper space and warmth, we try a non-oscillating noise shaping - //that is kind of ruthless: it will forever retain the rounding errors - //except we'll dial it back a hair at the end of every buffer processed - //end noise shaping on 32 bit output + //32 bit dither, made small and tidy. + int expon; frexpf((Float32)inputSample, &expon); + long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62); + inputSample += (dither-fpNShape); fpNShape = dither; + //end 32 bit dither *destP = inputSample; |