allanger/paulxstretch
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Tweaks to free filter calculations but don't seem to be working correctly yet

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xenakios 2018-02-27 19:21:00 +02:00
parent 3869745f44
commit b672213e98
3 changed files with 5 additions and 4 deletions
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4
Source/PS_Source/ProcessedStretch.h
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@ -423,8 +423,8 @@ inline void spectrum_do_free_filter(shared_envelope& env, int nfreq, double samp
double binhz = (samplerate / 2.0) / nfreq * i; double binhz = (samplerate / 2.0) / nfreq * i;
if (binhz >= 30.0) if (binhz >= 30.0)
{ {
double norm = jmap<double>(binhz, 0.0, samplerate / 2.0, 0.0, 1.0); double norm = 0.150542*log(0.0333333*binhz);
double db = jmap<double>(env->GetInterpolatedNodeValue(pow(norm, 0.25)), 0.0, 1.0, -36.0, 12.0); double db = jmap<double>(env->GetInterpolatedNodeValue(norm), 0.0, 1.0, -36.0, 12.0);
freq2[i] = freq1[i] * Decibels::decibelsToGain(db); freq2[i] = freq1[i] * Decibels::decibelsToGain(db);
} }
else else

3
Source/PluginEditor.cpp
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@ -36,7 +36,8 @@ PaulstretchpluginAudioProcessorEditor::PaulstretchpluginAudioProcessorEditor(Pau
m_free_filter_component.set_envelope(processor.m_free_filter_envelope); m_free_filter_component.set_envelope(processor.m_free_filter_envelope);
m_free_filter_component.TimeFromNormalized = [this](double x) m_free_filter_component.TimeFromNormalized = [this](double x)
{ {
return jmap<double>(pow(x, 4.0), 0.0, 1.0, 30.0, processor.getSampleRateChecked()/2.0); //return jmap<double>(pow(x, 3.0), 0.0, 1.0, 30.0, processor.getSampleRateChecked()/2.0);
return 30.0*pow(1.05946309436, x*115.0);
}; };
m_free_filter_component.ValueFromNormalized = [this](double x) m_free_filter_component.ValueFromNormalized = [this](double x)
{ {

2
readme.txt
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@ -9,7 +9,7 @@ Released under GNU General Public License v.2 license.
History : History :
02-27-2018 1.0.3 02-27-2018 1.0.3
-Added free filter spectral processing module (may use lots of CPU) -Added free filter spectral processing module
-Basic feature to allow offline rendering of the output of the plugin into a new file -Basic feature to allow offline rendering of the output of the plugin into a new file
-Fixed bug with the number of harmonics parameter not getting saved and recalled -Fixed bug with the number of harmonics parameter not getting saved and recalled
02-23-2018 1.0.2 02-23-2018 1.0.2