150 lines
4.3 KiB
C++
150 lines
4.3 KiB
C++
/*
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Copyright (C) 2009 Nasca Octavian Paul
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Author: Nasca Octavian Paul
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This program is free software; you can redistribute it and/or modify
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it under the terms of version 2 of the GNU General Public License
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as published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License (version 2) for more details.
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You should have received a copy of the GNU General Public License (version 2)
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along with this program; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <math.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "ProcessedStretch.h"
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ProcessedStretch::ProcessedStretch(REALTYPE rap_,int in_bufsize_,FFTWindow w,bool bypass_,REALTYPE samplerate_,int stereo_mode_)
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: Stretch(rap_,in_bufsize_,w,bypass_,samplerate_,stereo_mode_)
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{
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};
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ProcessedStretch::~ProcessedStretch()
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{
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// delete [] fbfreq;
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};
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void ProcessedStretch::set_parameters(ProcessParameters *ppar)
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{
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pars=*ppar;
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//update_free_filter();
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}
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void ProcessedStretch::setFreeFilterEnvelope(shared_envelope env)
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{
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m_free_filter_envelope = env;
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}
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void ProcessedStretch::setBufferSize(int sz)
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{
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jassert(sz > 0);
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Stretch::setBufferSize(sz);
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//if (nfreq != sz)
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{
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nfreq = bufsize;
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m_infreq = floatvector(nfreq);
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m_sumfreq = floatvector(nfreq);
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m_tmpfreq1 = floatvector(nfreq);
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m_tmpfreq2 = floatvector(nfreq);
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//fbfreq=new REALTYPE[nfreq];
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m_free_filter_freqs = floatvector(nfreq);
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fill_container(m_free_filter_freqs, 1.0f);
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}
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}
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void ProcessedStretch::copy(REALTYPE* freq1, REALTYPE* freq2)
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{
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for (int i = 0; i<nfreq; i++) freq2[i] = freq1[i];
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};
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void ProcessedStretch::add(REALTYPE *freq2,REALTYPE *freq1,REALTYPE a){
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for (int i=0;i<nfreq;i++) freq2[i]+=freq1[i]*a;
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};
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void ProcessedStretch::mul(REALTYPE *freq1,REALTYPE a){
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for (int i=0;i<nfreq;i++) freq1[i]*=a;
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};
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void ProcessedStretch::zero(REALTYPE *freq1){
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for (int i=0;i<nfreq;i++) freq1[i]=0.0;
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};
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REALTYPE ProcessedStretch::get_stretch_multiplier(REALTYPE pos_percents){
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REALTYPE result=1.0;
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/*
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if (pars.stretch_multiplier.get_enabled()){
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result*=pars.stretch_multiplier.get_value(pos_percents);
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};
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*/
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///REALTYPE transient=pars.get_transient(pos_percents);
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///printf("\n%g\n",transient);
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///REALTYPE threshold=0.05;
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///REALTYPE power=1000.0;
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///transient-=threshold;
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///if (transient>0){
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/// transient*=power*(1.0+power);
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/// result/=(1.0+transient);
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///};
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///printf("tr=%g\n",result);
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return result;
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};
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void ProcessedStretch::process_spectrum(REALTYPE *freq)
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{
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for (auto& e : m_spectrum_processes)
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{
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spectrum_copy(nfreq, freq, m_infreq.data());
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if (e.m_index == 0 && *e.m_enabled == true)
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spectrum_do_harmonics(pars, m_tmpfreq1, nfreq, samplerate, m_infreq.data(), freq);
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if (e.m_index == 1 && *e.m_enabled == true)
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spectrum_do_tonal_vs_noise(pars,nfreq,samplerate,m_tmpfreq1, m_infreq.data(), freq);
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if (e.m_index == 2 && *e.m_enabled == true)
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spectrum_do_freq_shift(pars,nfreq,samplerate,m_infreq.data(), freq);
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if (e.m_index == 3 && *e.m_enabled == true)
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spectrum_do_pitch_shift(pars,nfreq,m_infreq.data(), freq, pow(2.0f, pars.pitch_shift.cents / 1200.0f));
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if (e.m_index == 4 && *e.m_enabled == true)
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spectrum_do_octave(pars,nfreq,samplerate, m_sumfreq, m_tmpfreq1, m_infreq.data(), freq);
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if (e.m_index == 5 && *e.m_enabled == true)
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spectrum_spread(nfreq,samplerate,m_tmpfreq1,m_infreq.data(), freq, pars.spread.bandwidth);
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if (e.m_index == 6 && *e.m_enabled == true)
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spectrum_do_filter(pars,nfreq,samplerate,m_infreq.data(), freq);
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if (e.m_index == 7 && *e.m_enabled == true)
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spectrum_do_compressor(pars,nfreq, m_infreq.data(), freq);
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if (e.m_index == 8 && *e.m_enabled == true)
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spectrum_do_free_filter(m_free_filter_envelope, nfreq, samplerate, m_infreq.data(), freq);
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}
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};
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//void ProcessedStretch::process_output(REALTYPE *smps,int nsmps){
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//};
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void ProcessedStretch::update_free_filter()
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{
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/*
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pars.free_filter.update_curve();
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if (pars.free_filter.get_enabled()) {
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for (int i=0;i<nfreq;i++){
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REALTYPE freq=(REALTYPE)i/(REALTYPE) nfreq*samplerate*0.5f;
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free_filter_freqs[i]=pars.free_filter.get_value(freq);
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};
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}else{
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for (int i=0;i<nfreq;i++){
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free_filter_freqs[i]=1.0f;
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};
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};
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*/
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};
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