112 lines
2.6 KiB
Java
112 lines
2.6 KiB
Java
/*
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Reversound is used to get the music sheet of a piece from a music file.
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Copyright (C) 2014 Gabriel AUGENDRE
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Copyright (C) 2014 Gabriel DIENY
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Copyright (C) 2014 Arthur GAUCHER
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Copyright (C) 2014 Gabriel LEPETIT-AIMON
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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 the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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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 for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package gui.graphs;
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import conteneurs.Spectre;
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import generictools.Instant;
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import javafx.scene.paint.Color;
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import processing.buffer.TemporalBuffer;
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/**
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* Created by gaby on 31/05/14.
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*/
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public class Spectrogram extends BargramView<TemporalBuffer<Spectre>> {
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Instant optiCastTime = new Instant(-1);
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Spectre optiSpectre = null;
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private final float MAX = 4000000;
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public Spectrogram() {
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super("Spectro", Spectre.class);
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}
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@Override
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protected Color getColor(int idFreq, Instant time) {
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if(!time.equals(optiCastTime)) {
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optiCastTime = time;
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optiSpectre = buffer().get(time);
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if(optiSpectre!=null) {
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optiSpectre = optiSpectre.copy();
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if (optiSpectre.getGamme() != getGamme())
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optiSpectre.castToGamme(getGamme());
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}
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}
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if(optiSpectre == null)
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return null;
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return colorRamp(optiSpectre.getAmplitude(idFreq), MAX);
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}
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public Color colorRamp(float pos, float maxPos){
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if(pos == 0 || maxPos == 0)
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return Color.hsb(0,0,1);
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float h1 = 360;
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float h2 = 330;
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float h3 = 310;
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if(pos<0){
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h1 = 190;
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h2 = 200;
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h3 = 222;
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pos = -pos;
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}
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pos = Math.min(pos, maxPos-1);
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float x = pos/maxPos;
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x = x*x;
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if(x <= .08) {
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x/=.08;
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return Color.hsb(h1, x*.65f, 1);
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}
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x-=.08;
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if(x <= .52) {
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x/=.52;
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return Color.hsb(((1f-x) * h1) + (x * h2), ((1f-x) * .65f) + (x * .8f), (1f-x) + (x * .75f));
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}
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x-=.52;
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x/=.4;
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if(((1f-x) * h2) + (x * h3)>222 && ((1f-x) * h2) + (x * h3)<310)
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System.out.println("x:"+x+" h2:"+h2+"/ h3:"+h3);
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try {
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return Color.hsb(((1f-x) * h2) + (x * h3), ((1f-x) * .8f) + (x * 1f), ((1f-x) * .75f) + (x * .53f));
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}catch (Exception e){
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e.printStackTrace();
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}
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return Color.hsb(h3, 1f, .53f);
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}
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@Override
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protected AbstractBufferGraph getGenericGraph() {
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return new Spectrogram();
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}
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}
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