623 lines
18 KiB
C++
623 lines
18 KiB
C++
/*
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Copyright (C) 2006-2011 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 "globals.h"
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#include "PaulStretchControl.h"
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#include "../WDL/resample.h"
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#include <thread>
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#ifdef WIN32
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#undef min
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#undef max
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#endif
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using namespace std;
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#ifdef USEPSCONTROL
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Control::Control(AudioFormatManager* afm) : m_afm(afm), m_bufferingthread("stretchbufferingthread")
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{
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m_stretch_source = std::make_unique<StretchAudioSource>(2,m_afm);
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wavinfo.samplerate=44100;
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wavinfo.nsamples=0;
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process.bufsize=16384;
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process.stretch=4.0;
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process.onset_detection_sensitivity=0.0;
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seek_pos=0.0;
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window_type=W_HANN;
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volume=1.0;
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gui_sliders.fftsize_s=0.5;
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gui_sliders.stretch_s=0.5;
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gui_sliders.mode_s=0;
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///#warning test
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/// process.transient.enable=true;
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};
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Control::~Control()
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{
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m_bufferingthread.stopThread(1000);
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}
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void Control::processAudio(AudioBuffer<float>& buf)
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{
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jassert(m_buffering_source!=nullptr);
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jassert(m_bufferingthread.isThreadRunning());
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if (m_buffering_source != nullptr)
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{
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AudioSourceChannelInfo aif(buf);
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m_buffering_source->getNextAudioBlock(aif);
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}
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}
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void Control::setStretchAmount(double rate)
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{
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m_stretch_source->setRate(rate);
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}
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void Control::setFFTSize(double size)
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{
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if (m_prebuffer_amount == 5)
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m_fft_size_to_use = pow(2, 7.0 + size * 14.5);
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else m_fft_size_to_use = pow(2, 7.0 + size * 10.0); // chicken out from allowing huge FFT sizes if not enough prebuffering
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int optim = optimizebufsize(m_fft_size_to_use);
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m_fft_size_to_use = optim;
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m_stretch_source->setFFTSize(optim);
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//Logger::writeToLog(String(m_fft_size_to_use));
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}
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void Control::setOnsetDetection(double x)
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{
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m_stretch_source->setOnsetDetection(x);
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}
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void Control::set_input_file(File file, std::function<void(String)> cb)
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{
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auto task = [this,file,cb]()
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{
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auto ai = unique_from_raw(m_afm->createReaderFor(file));
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if (ai!=nullptr)
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{
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if (ai->numChannels > 32)
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{
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MessageManager::callAsync([cb,file](){ cb("Too many channels in file "+file.getFullPathName()); });
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return;
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}
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if (ai->bitsPerSample>32)
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{
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MessageManager::callAsync([cb,file](){ cb("Too high bit depth in file "+file.getFullPathName()); });
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return;
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}
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wavinfo.filename = file.getFullPathName();
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wavinfo.samplerate = ai->sampleRate;
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wavinfo.nsamples = ai->lengthInSamples;
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m_stretch_source->setAudioFile(file);
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MessageManager::callAsync([cb,file](){ cb(String()); });
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/// if (process.transient.enable) {
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/// pre_analyse_whole_audio(ai);
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/// };
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} else
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{
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wavinfo.filename="";
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wavinfo.samplerate=0;
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wavinfo.nsamples=0;
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MessageManager::callAsync([cb,file](){ cb("Could not open file "+file.getFullPathName()); });
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};
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};
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//std::thread th(task);
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//th.detach();
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task();
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};
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String Control::get_input_filename(){
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return wavinfo.filename;
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};
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String Control::get_stretch_info(Range<double> playrange)
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{
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double prate = m_stretch_source->getRate();
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double realduration = m_stretch_source->getOutputDurationSecondsForRange(playrange, m_fft_size_to_use);
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int64_t durintseconds = realduration;
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int64_t durintminutes = realduration / 60.0;
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int64_t durinthours = realduration / 3600.0;
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int64_t durintdays = realduration / (3600 * 24.0);
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String timestring;
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if (durintminutes < 1)
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timestring = String(realduration,3) +" seconds";
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if (durintminutes >= 1 && durinthours < 1)
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timestring = String(durintminutes) + " mins " + String(durintseconds % 60) + " secs";
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if (durinthours >= 1 && durintdays < 1)
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timestring = String(durinthours) + " hours " + String(durintminutes % 60) + " mins " + String(durintseconds % 60) + " secs";
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if (durintdays >= 1)
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timestring = String(durintdays) + " days " + String(durinthours % 24) + " hours " +
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String(durintminutes % 60) + " mins ";
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double fftwindowlenseconds = (double)m_fft_size_to_use / wavinfo.samplerate;
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double fftwindowfreqresol = (double)wavinfo.samplerate / 2 / m_fft_size_to_use;
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return "[Stretch " + String(prate, 1) + "x " + timestring + "] [FFT window "+String(fftwindowlenseconds,3)+" secs, frequency resolution "+
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String(fftwindowfreqresol,3)+" Hz]";
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#ifdef OLDSTRETCHINFO
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const int size=200;
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char tmp[size];tmp[size-1]=0;
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if (wavinfo.nsamples==0) return "Stretch: ";
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double realduration = m_stretch_source->getOutputDuration();
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if (realduration>(365.25*86400.0*1.0e12)){//more than 1 trillion years
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double duration=(realduration/(365.25*86400.0*1.0e12));//my
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snprintf(tmp,size,"Stretch: %.7gx (%g trillion years)",process.stretch,duration);
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return tmp;
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};
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if (realduration>(365.25*86400.0*1.0e9)){//more than 1 billion years
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double duration=(realduration/(365.25*86400.0*1.0e9));//my
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snprintf(tmp,size,"Stretch: %.7gx (%g billion years)",process.stretch,duration);
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return tmp;
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};
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if (realduration>(365.25*86400.0*1.0e6)){//more than 1 million years
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double duration=(realduration/(365.25*86400.0*1.0e6));//my
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snprintf(tmp,size,"Stretch: %.7gx (%g million years)",process.stretch,duration);
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return tmp;
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};
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if (realduration>(365.25*86400.0*2000.0)){//more than two millenniums
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int duration=(int)(realduration/(365.25*86400.0));//years
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int years=duration%1000;
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int milleniums=duration/1000;
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char stryears[size];stryears[0]=0;
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if (years!=0){
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if (years==1) snprintf(stryears,size," 1 year");
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else snprintf(stryears,size," %d years",years);
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};
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snprintf(tmp,size,"Stretch: %.7gx (%d milleniums%s)",process.stretch,milleniums,stryears);
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return tmp;
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};
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if (realduration>(365.25*86400.0)){//more than 1 year
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int duration=(int) (realduration/3600.0);//hours
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int hours=duration%24;
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int days=(duration/24)%365;
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int years=duration/(365*24);
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char stryears[size];stryears[0]=0;
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if (years==1) snprintf(stryears,size,"1 year ");
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else snprintf(stryears,size,"%d years ",years);
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char strdays[size];strdays[0]=0;
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if (days>0){
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if (days==1) snprintf(strdays,size,"1 day");
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else snprintf(strdays,size,"%d days",days);
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};
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if (years>=10) hours=0;
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char strhours[size];strhours[0]=0;
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if (hours>0){
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snprintf(strhours,size," %d h",hours);
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};
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snprintf(tmp,size,"Stretch: %.7gx (%s%s%s)",process.stretch,stryears,strdays,strhours);
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return tmp;
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}else{//less than 1 year
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int duration=(int)(realduration);//seconds
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char strdays[size];strdays[0]=0;
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int days=duration/86400;
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if (days>0){
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if (days==1) snprintf(strdays,size,"1 day ");
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else snprintf(strdays,size,"%d days ",duration/86400);
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};
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REALTYPE stretch=process.stretch;
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if (stretch>=1.0){
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stretch=((int) (stretch*100.0))*0.01;
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};
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snprintf(tmp,size,"Stretch: %.7gx (%s%.2d:%.2d:%.2d)",
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stretch,strdays,(duration/3600)%24,(duration/60)%60,duration%60);
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return tmp;
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};
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return "";
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#endif
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};
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/*
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string Control::get_fftresolution_info(){
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string resolution="Resolution: ";
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if (wavinfo.nsamples==0) return resolution;
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//todo: unctime and uncfreq are correct computed? Need to check later.
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REALTYPE unctime=process.bufsize/(REALTYPE)wavinfo.samplerate*sqrt(2.0);
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REALTYPE uncfreq=1.0/unctime*sqrt(2.0);
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char tmp[100];
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snprintf(tmp,100,"%.5g seconds",unctime);resolution+=tmp;
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snprintf(tmp,100," (%.5g Hz)",uncfreq);resolution+=tmp;
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return resolution;
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}
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*/
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double Control::getPreBufferingPercent()
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{
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if (m_buffering_source == nullptr)
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return 0.0;
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return m_buffering_source->getPercentReady();
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}
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void Control::startplay(bool /*bypass*/, bool /*realtime*/, Range<double> playrange, int numoutchans, String& err)
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{
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m_stretch_source->setPlayRange(playrange, m_stretch_source->isLoopingEnabled());
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int bufamt = m_bufamounts[m_prebuffer_amount];
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if (m_buffering_source != nullptr && numoutchans != m_buffering_source->getNumberOfChannels())
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m_recreate_buffering_source = true;
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if (m_recreate_buffering_source == true)
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{
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m_buffering_source = std::make_unique<MyBufferingAudioSource>(m_stretch_source.get(),
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m_bufferingthread, false, bufamt, numoutchans, false);
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m_recreate_buffering_source = false;
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}
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if (m_bufferingthread.isThreadRunning() == false)
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m_bufferingthread.startThread();
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m_stretch_source->setNumOutChannels(numoutchans);
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m_stretch_source->setFFTSize(m_fft_size_to_use);
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update_process_parameters();
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m_last_outpos_pos = 0.0;
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m_last_in_pos = playrange.getStart()*m_stretch_source->getInfileLengthSeconds();
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m_buffering_source->prepareToPlay(1024, 44100.0);
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// sleep(100);
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// update_process_parameters();
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};
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void Control::stopplay()
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{
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//m_adm->removeAudioCallback(&m_test_callback);
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m_bufferingthread.stopThread(1000);
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};
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void Control::set_seek_pos(REALTYPE x)
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{
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seek_pos=x;
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m_stretch_source->seekPercent(x);
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};
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REALTYPE Control::get_seek_pos()
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{
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return 0.0;
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}
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double Control::getLivePlayPosition()
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{
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#ifndef USEOLDPLAYCURSOR
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double outpos = m_audiocallback.m_outpos;
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double rate = 1.0 / m_stretch_source->getRate();
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double outputdiff = (outpos - m_last_outpos_pos);
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double fftlenseconds = (double)m_stretch_source->getFFTSize() / 44100.0;
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//Logger::writeToLog("output diff " + String(outputdiff)+" fft len "+String(fftlenseconds));
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//jassert(outputdiff >= 0.0 && outputdiff<0.5);
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jassert(rate > 0.0);
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double inlenseconds = m_stretch_source->getInfileLengthSeconds();
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if (inlenseconds < 0.0001)
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return 0.0;
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double inposseconds = m_stretch_source->getInfilePositionSeconds();
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double playposseconds = m_last_in_pos + (outputdiff*rate) - fftlenseconds;
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if (outputdiff*rate >= fftlenseconds || outputdiff < 0.0001)
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{
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//Logger::writeToLog("juuh "+String(inposseconds));
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m_last_in_pos = inposseconds;
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m_last_outpos_pos = outpos;
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return 1.0 / inlenseconds*(m_last_in_pos-fftlenseconds-getPreBufferAmountSeconds()*rate);
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}
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//Logger::writeToLog("jaah " + String(inposseconds));
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return 1.0 / inlenseconds*(playposseconds-getPreBufferAmountSeconds()*rate);
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#else
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return m_stretch_source->getInfilePositionPercent();
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#endif
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}
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bool Control::playing()
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{
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return false;
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}
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void Control::set_stretch_controls(double stretch_s,int mode,double fftsize_s,double onset_detection_sensitivity)
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{
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gui_sliders.stretch_s=stretch_s;
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gui_sliders.mode_s=mode;
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gui_sliders.fftsize_s=fftsize_s;
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double stretch=1.0;
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switch(mode){
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case 0:
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stretch_s=pow(stretch_s,1.2);
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stretch=pow(10.0,stretch_s*4.0);
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break;
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case 1:
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stretch_s=pow(stretch_s,1.5);
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stretch=pow(10.0,stretch_s*18.0);
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break;
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case 2:
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stretch=1.0/pow(10.0,stretch_s*2.0);
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break;
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};
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fftsize_s=pow(fftsize_s,1.5);
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int bufsize=(int)(pow(2.0,fftsize_s*12.0)*512.0);
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bufsize=optimizebufsize(bufsize);
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process.stretch=stretch;
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process.bufsize=bufsize;
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process.onset_detection_sensitivity=onset_detection_sensitivity;
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};
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double Control::get_stretch_control(double stretch,int mode)
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{
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double result=1.0;
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switch(mode){
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case 0:
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if (stretch<1.0) return -1;
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stretch=(log(stretch)/log(10))*0.25;
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result=pow(stretch,1.0/1.2);
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break;
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case 1:
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if (stretch<1.0) return -1;
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stretch=(log(stretch)/log(10))/18.0;
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result=pow(stretch,1.0/1.5);
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break;
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case 2:
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if (stretch>1.0) return -1;
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result=2.0/(log(stretch)/log(10));
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break;
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};
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return result;
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};
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void Control::update_player_stretch()
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{
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return;
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//player->setrap(process.stretch);
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//player->set_onset_detection_sensitivity(process.onset_detection_sensitivity);
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};
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int abs_val(int x){
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if (x<0) return -x;
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else return x;
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};
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void Control::setPreBufferAmount(int x)
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{
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int temp = jlimit(0, 5, x);
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if (temp != m_prebuffer_amount)
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{
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m_prebuffer_amount = temp;
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m_recreate_buffering_source = true;
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}
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}
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double Control::getPreBufferAmountSeconds()
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{
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return 1.0;
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}
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void Control::setAudioVisualizer(AudioVisualiserComponent * comp)
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{
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//m_audiocallback.m_aviscomponent = comp;
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}
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void Control::setOutputAudioFileToRecord(File f)
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{
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m_audio_out_file = f;
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}
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int Control::get_optimized_updown(int n,bool up){
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int orig_n=n;
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while(true){
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n=orig_n;
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while (!(n%11)) n/=11;
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while (!(n%7)) n/=7;
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while (!(n%5)) n/=5;
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while (!(n%3)) n/=3;
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while (!(n%2)) n/=2;
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if (n<2) break;
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if (up) orig_n++;
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else orig_n--;
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if (orig_n<4) return 4;
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};
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return orig_n;
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};
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int Control::optimizebufsize(int n){
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int n1=get_optimized_updown(n,false);
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int n2=get_optimized_updown(n,true);
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if ((n-n1)<(n2-n)) return n1;
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else return n2;
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};
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void Control::set_window_type(FFTWindow window){
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window_type=window;
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//if (player) player->set_window_type(window);
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};
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RenderInfoRef Control::Render2(RenderParameters renpars)
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{
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RenderInfoRef rinfo = std::make_shared<RenderInfo>();
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auto bbparcopy = bbpar;
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auto processcopy = process;
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auto windowtypecopy = window_type;
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auto pparcopy = ppar;
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//auto volcopy = volume;
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auto ratecopy = m_stretch_source->getRate();
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auto fftsize = m_fft_size_to_use;
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AudioFormatManager* afm = m_afm;
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auto render_task = [rinfo,renpars,
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bbparcopy, processcopy, windowtypecopy, pparcopy, fftsize,ratecopy,afm]()mutable->void
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{
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|
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double t0 = Time::getMillisecondCounterHiRes();
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if (renpars.pos2 < renpars.pos1)
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std::swap(renpars.pos1, renpars.pos2);
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if (renpars.pos2-renpars.pos1<0.0001)
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renpars.pos2+=0.0001;
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auto ai = std::make_unique<AInputS>(afm);
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if (!ai->openAudioFile(renpars.inaudio))
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{
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rinfo->m_txt = "Error: Could not open audio file (or file format not recognized) :" + renpars.inaudio.getFileName();
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return;
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}
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if (renpars.sampleRate == 0)
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renpars.sampleRate = ai->info.samplerate;
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WavAudioFormat audioformat;
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renpars.outaudio = renpars.outaudio.getNonexistentSibling();
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auto outstream = renpars.outaudio.createOutputStream();
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int wavbits = 16;
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if (renpars.wavformat == 1)
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wavbits = 24;
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if (renpars.wavformat == 2)
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wavbits = 32;
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renpars.numoutchans = jlimit(2, g_maxnumoutchans, renpars.numoutchans);
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StringPairArray metadata;
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metadata.set(WavAudioFormat::bwavOriginator,"PaulStretch3");
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/*
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metadata.set("NumCuePoints", "2");
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metadata.set("Cue0Offset", "44100");
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metadata.set("Cue0Identifier", "0");
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metadata.set("Cue1Offset", "88200");
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metadata.set("Cue1Identifier", "1");
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*/
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AudioFormatWriter* writer = audioformat.createWriterFor(outstream, renpars.sampleRate, renpars.numoutchans, wavbits,
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metadata, 0);
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if (writer == nullptr)
|
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{
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delete outstream;
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rinfo->m_txt = "Could not create output file";
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return;
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}
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auto stretchsource = std::make_unique<StretchAudioSource>(renpars.numoutchans,afm);
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if (wavbits == 2)
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stretchsource->setClippingEnabled(renpars.clipFloatOutput);
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else stretchsource->setClippingEnabled(true);
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stretchsource->setAudioFile(renpars.inaudio);
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stretchsource->setPlayRange({renpars.pos1,renpars.pos2}, renpars.numLoops>0);
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stretchsource->setRate(ratecopy);
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stretchsource->val_MainVolume.setValue(renpars.voldb);
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stretchsource->setNumOutChannels(renpars.numoutchans);
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|
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stretchsource->setProcessParameters(&pparcopy);
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stretchsource->setFFTSize(fftsize);
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int bufsize = 4096;
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AudioBuffer<float> procbuf(renpars.numoutchans,bufsize);
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AudioSourceChannelInfo asinfo(procbuf);
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stretchsource->prepareToPlay(bufsize, renpars.sampleRate);
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double render_time_limit = renpars.maxrenderlen;
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int64_t outputsamplecount = 0;
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int64_t outputlen = ai->info.samplerate*stretchsource->getOutputDurationSecondsForRange({ renpars.pos1,renpars.pos2 }, fftsize);
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rinfo->m_progress_percent = 0.01;
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stretchsource->setMaxLoops(renpars.numLoops);
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while(outputsamplecount<render_time_limit*renpars.sampleRate)
|
|
{
|
|
if (rinfo->m_cancel == true)
|
|
{
|
|
rinfo->m_txt = "Cancelled";
|
|
break;
|
|
}
|
|
stretchsource->getNextAudioBlock(asinfo);
|
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writer->writeFromAudioSampleBuffer(procbuf, 0, bufsize);
|
|
outputsamplecount +=bufsize;
|
|
rinfo->m_progress_percent = 1.0 / outputlen*outputsamplecount;
|
|
if (stretchsource->hasReachedEnd())
|
|
{
|
|
Logger::writeToLog("StretchSource has reached end");
|
|
break;
|
|
}
|
|
if (outputsamplecount>=render_time_limit*ai->info.samplerate)
|
|
{
|
|
rinfo->m_txt = "Render stopped at time limit";
|
|
break;
|
|
}
|
|
}
|
|
|
|
delete writer;
|
|
double t1 = Time::getMillisecondCounterHiRes();
|
|
if (rinfo->m_cancel == false)
|
|
{
|
|
rinfo->m_elapsed_time = t1 - t0;
|
|
if (rinfo->m_txt.isEmpty())
|
|
rinfo->m_txt = "Done in "+String((t1-t0)/1000.0,1)+" seconds";
|
|
}
|
|
else rinfo->m_txt = "Cancelled";
|
|
};
|
|
std::thread th([rinfo,render_task, renpars]()mutable
|
|
{
|
|
render_task();
|
|
MessageManager::callAsync([rinfo, renpars]()
|
|
{
|
|
renpars.completion_callback(rinfo);
|
|
});
|
|
});
|
|
th.detach();
|
|
return rinfo;
|
|
}
|
|
|
|
void Control::setPrebufferThreadPriority(int v)
|
|
{
|
|
m_prebufthreadprior = jlimit(4,6,v);
|
|
}
|
|
|
|
string Control::getfftsizestr(int fftsize){
|
|
const int size=100;
|
|
char tmp[size];tmp[size-1]=0;
|
|
if (fftsize<1024.0) snprintf(tmp,size-1,"%d",fftsize);
|
|
else if (fftsize<(1024.0*1024.0)) snprintf(tmp,size-1,"%.4gK",fftsize/1024.0);
|
|
else if (fftsize<(1024.0*1024.0*1024.0)) snprintf(tmp,size-1,"%.4gM",fftsize/(1024.0*1024.0));
|
|
else snprintf(tmp,size-1,"%.7gG",fftsize/(1024.0*1024.0*1024.0));
|
|
return tmp;
|
|
};
|
|
|
|
void Control::update_process_parameters()
|
|
{
|
|
m_stretch_source->setProcessParameters(&ppar);
|
|
//if (player)
|
|
// player->set_process_parameters(&ppar,&bbpar);
|
|
};
|
|
#endif
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