Willkommen bei WordPress. Dies ist dein erster Beitrag. Bearbeite oder lösche ihn und beginne mit dem Schreiben!
Hallo Welt!
von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare
Cokiee Shell
| Current Path : /proc/self/root/usr/share/doc/libclam-doc/examples/TickExtractor/ |
| Current File : //proc/self/root/usr/share/doc/libclam-doc/examples/TickExtractor/BeatIntervalEstimator.cxx |
/*
* Copyright (c) 2004 MUSIC TECHNOLOGY GROUP (MTG)
* UNIVERSITAT POMPEU FABRA
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "BeatIntervalEstimator.hxx"
namespace CLAM
{
namespace RhythmDescription
{
void BeatIntervalEstimatorConfig::DefaultInit()
{
AddAll();
UpdateData();
}
BeatIntervalEstimator::BeatIntervalEstimator()
{
}
const char* BeatIntervalEstimator::GetClassName() const
{
return "BeatIntervalEstimator";
}
const ProcessingConfig& BeatIntervalEstimator::GetConfig() const
{
return mConfig;
}
bool BeatIntervalEstimator::ConcreteConfigure( const ProcessingConfig& cfg )
{
CopyAsConcreteConfig( mConfig, cfg );
return true;
}
bool BeatIntervalEstimator::Do()
{
return false;
}
bool BeatIntervalEstimator::Do( const Array<TimeIndex>& peaks,
TimeSeriesSeed& beatParams )
{
TData maxForTempo=0.0;
int indexForTempo=0;
for (int i=1;i < peaks.Size() ;i++) //starts at 1 because there is a peak at 0 (with 0 weight)
{
//Tempo is between tempoLimInf and tempoLimSup BPM
if ((peaks[i].GetPosition() > mConfig.GetSampleRate()*60.0/mConfig.GetTempoLimSup())
&& (peaks[i].GetPosition() < mConfig.GetSampleRate()*60.0/mConfig.GetTempoLimInf())
&& (peaks[i].GetWeight() > maxForTempo))
{
maxForTempo = peaks[i].GetWeight();
indexForTempo = i;
}
}
if (indexForTempo==0)
beatParams.SetInterval( 60.0*mConfig.GetSampleRate()/((mConfig.GetTempoLimSup()+mConfig.GetTempoLimInf())/2) );
else
beatParams.SetInterval( peaks[indexForTempo].GetPosition() );
return true;
}
}
}
Cokiee Shell Web 1.0, Coded By Razor
Neueste Kommentare