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livetrax/gtk2_ardour/fft_result.h
Sampo Savolainen 3891c733af First commit on FFT analysis window. Still some functionality missing,
but it's mostly done.


git-svn-id: svn://localhost/trunk/ardour2@383 d708f5d6-7413-0410-9779-e7cbd77b26cf
2006-03-12 21:58:52 +00:00

74 lines
1.6 KiB
C++

/*
Copyright (C) 2006 Paul Davis
Written by Sampo Savolainen
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __ardour_fft_result_h
#define __ardour_fft_result_h
#include <ardour/types.h>
#include <fftw3.h>
#include <gdkmm/color.h>
#include <string>
class FFTGraph;
class FFTResult
{
public:
~FFTResult();
void analyzeWindow(float *window);
void finalize();
const int length() { return _dataSize; }
float sampleAt(int x);
const float minimum() { return _minimum; }
const float maximum() { return _maximum; }
const Gdk::Color get_color() { return _color; }
private:
FFTResult(FFTGraph *graph, Gdk::Color color, std::string trackname);
int _averages;
float* _data;
float* _work;
int _windowSize;
int _dataSize;
float _minimum;
float _maximum;
FFTGraph *_graph;
Gdk::Color _color;
std::string _trackname;
friend class FFTGraph;
};
#endif /* __ardour_fft_result_h */