/* * Copyright (c) 2001-2006 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 #include "Melody.hxx" #include "XMLStorage.hxx" #include "vmPlayableBPFPlot.hxx" void extract_data(const CLAM::Melody& in, CLAM::BPF& out, double& min, double& max); int main(int argc, char** argv) { CLAM::Melody melody; CLAM::XMLStorage::Restore(melody,"data/melody.xml"); double duration = double(melody.GetNoteArray()[melody.GetNumberOfNotes()-1].GetTime().GetEnd()); double min = 1E9; double max = -1E9; CLAM::BPF bpf; extract_data(melody,bpf,min,max); double span = max-min; QApplication app( argc, argv ); CLAM::VM::PlayableBPFPlot plot; plot.SetTitle("BPF"); plot.SetGeometry(100,50,600,300); plot.SetXRange(0.0,duration); plot.SetYRange(min-span*0.1,max+span*0.1); plot.SetZoomSteps(10,6); plot.SetGridSteps(0.5,span/20.0); plot.SetData(&bpf); plot.show(); return app.exec(); } void extract_data(const CLAM::Melody& in, CLAM::BPF& out, double& min, double& max) { for(int i=0; i < in.GetNumberOfNotes(); i++) { double value = double(in.GetNoteArray()[i].GetFundFreq()); if(value < min) min = value; if(value > max) max = value; out.Insert(in.GetNoteArray()[i].GetTime().GetBegin(), value); } } // END