paulxstretch/Source/PS_Source/ProcessedStretch.h

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2017-11-13 15:06:08 +00:00
/*
Copyright (C) 2011 Nasca Octavian Paul
Author: Nasca Octavian Paul
This program is free software; you can redistribute it and/or modify
it under the terms of version 2 of the GNU General Public License
as published by the Free Software Foundation.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License (version 2) for more details.
You should have received a copy of the GNU General Public License (version 2)
along with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#pragma once
#include "FreeEdit.h"
#include "Stretch.h"
struct ProcessParameters{
ProcessParameters(){
pitch_shift.enabled=false;
pitch_shift.cents=0;
octave.enabled=false;
octave.om2=octave.om1=octave.o1=octave.o15=octave.o2=0.0f;
octave.o0=1.0f;
freq_shift.enabled=false;
freq_shift.Hz=0;
compressor.enabled=false;
compressor.power=0.0f;
filter.enabled=false;
filter.stop=false;
filter.low=0.0f;
filter.high=22000.0f;
filter.hdamp=0.0f;
harmonics.enabled=false;
harmonics.freq=440.0f;
harmonics.bandwidth=25.0f;
harmonics.nharmonics=10;
harmonics.gauss=false;
spread.enabled=false;
spread.bandwidth=0.3f;
tonal_vs_noise.enabled=false;
tonal_vs_noise.preserve=0.5f;
tonal_vs_noise.bandwidth=0.9f;
};
~ProcessParameters(){
};
struct{
bool enabled;
int cents;
}pitch_shift;
struct{
bool enabled;
REALTYPE om2,om1,o0,o1,o15,o2;
}octave;
struct{
bool enabled;
int Hz;
}freq_shift;
struct{
bool enabled;
REALTYPE power;
}compressor;
struct{
bool enabled;
REALTYPE low,high;
REALTYPE hdamp;
bool stop;
}filter;
struct{
bool enabled;
REALTYPE freq;
REALTYPE bandwidth;
int nharmonics;
bool gauss;
}harmonics;
struct{
bool enabled;
REALTYPE bandwidth;
}spread;
struct{
bool enabled;
REALTYPE preserve;
REALTYPE bandwidth;
}tonal_vs_noise;
//FreeEdit free_filter;
//FreeEdit stretch_multiplier;
};
class SpectrumProcess
{
public:
SpectrumProcess() {}
SpectrumProcess(String name, int index) :
m_name(name), m_index(index) {}
String m_name;
int m_index = -1;
private:
};
std::vector<SpectrumProcess> make_spectrum_processes();
class ProcessedStretch final : public Stretch
{
public:
//stereo_mode: 0=mono,1=left,2=right
ProcessedStretch(REALTYPE rap_,int in_bufsize_,FFTWindow w=W_HAMMING,bool bypass_=false,REALTYPE samplerate_=44100.0f,int stereo_mode=0);
~ProcessedStretch();
void set_parameters(ProcessParameters *ppar);
std::vector<int> m_spectrum_processes;
void setBufferSize(int sz) override;
private:
REALTYPE get_stretch_multiplier(REALTYPE pos_percents) override;
// void process_output(REALTYPE *smps,int nsmps);
void process_spectrum(REALTYPE *freq) override;
void do_harmonics(REALTYPE *freq1,REALTYPE *freq2);
void do_pitch_shift(REALTYPE *freq1,REALTYPE *freq2,REALTYPE rap);
void do_freq_shift(REALTYPE *freq1,REALTYPE *freq2);
void do_octave(REALTYPE *freq1,REALTYPE *freq2);
void do_filter(REALTYPE *freq1,REALTYPE *freq2);
void do_free_filter(REALTYPE *freq1,REALTYPE *freq2);
void do_compressor(REALTYPE *freq1,REALTYPE *freq2);
void do_spread(REALTYPE *freq1,REALTYPE *freq2);
void do_tonal_vs_noise(REALTYPE *freq1,REALTYPE *freq2);
//void copy(const realvector& freq1,realvector& freq2);
void copy(REALTYPE* freq1, REALTYPE* freq2);
void add(REALTYPE *freq2,REALTYPE *freq1,REALTYPE a=1.0);
void mul(REALTYPE *freq1,REALTYPE a);
void zero(REALTYPE *freq1);
void spread(REALTYPE *freq1,REALTYPE *freq2,REALTYPE spread_bandwidth);
void update_free_filter();
int nfreq=0;
std::vector<REALTYPE> free_filter_freqs;
ProcessParameters pars;
std::vector<REALTYPE> infreq,sumfreq,tmpfreq1,tmpfreq2;
//REALTYPE *fbfreq;
};