/usr/include/CLAM/qtmonitors/Spectrogram.hxx is in libclam-qtmonitors-dev 1.4.0-3.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 | /*
* 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
*
*/
#ifndef Spectrogram_hxx
#define Spectrogram_hxx
#include <QtOpenGL/QGLWidget>
#undef GetClassName
#include <QtDesigner/QDesignerExportWidget>
#include "FloatArrayDataSource.hxx"
namespace CLAM {
namespace VM {
class QDESIGNER_WIDGET_EXPORT Spectrogram : public QGLWidget
{
Q_OBJECT
Q_PROPERTY(bool smooth READ smooth WRITE setSmooth)
Q_PROPERTY(bool scrolling READ scrolling WRITE setScrolling)
Q_PROPERTY(int nFrames READ nFrames WRITE setNFrames)
public:
Spectrogram(QWidget * parent);
virtual void initializeGL();
virtual void resizeGL(int width, int height);
virtual void paintGL();
virtual void timerEvent(QTimerEvent * event);
bool smooth() const { return _smooth; }
void setSmooth(bool beSmooth=true) { _smooth=beSmooth; initializeGL(); }
bool scrolling() const { return _scrolling; }
void setScrolling(bool beScrolling=true) { _scrolling=beScrolling; initializeGL(); }
int nFrames() const { return _nFrames; }
void setNFrames(int nFrames) { if (nFrames>=2) _nFrames=nFrames; }
void setDataSource(FloatArrayDataSource & dataSource )
{
_dataSource = &dataSource;
_nBins = _dataSource->nBins();
}
void noDataSource()
{
_dataSource = 0;
_nBins = 0;
}
void updateIfNeeded();
void clearData();
private:
void DrawTiles();
void DrawLabels();
double wdist(double x1,double x2)
{
if (x2 > x1+.5) return 1. - (x2-x1);
if (x2 < x1-.5) return 1. - (x1-x2);
if (x2 >= x1) return x2-x1;
else return x1-x2;
}
unsigned _nBins;
unsigned _nFrames;
unsigned _currentFrame;
FloatArrayDataSource * _dataSource;
double _maxValue;
int _updatePending;
const CLAM::TData * _data;
bool _smooth;
bool _scrolling;
std::vector<float> _weights;
std::vector<float> _texture;
GLuint _textureId;
float _paletteR[256],_paletteG[256],_paletteB[256];
};
}
}
#endif
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