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// PyEPL: hardware/sound/soundFile.h
//
// Copyright (C) 2003-2005 Michael J. Kahana
// Authors: Ian Schleifer, Per Sederberg, Aaron Geller, Josh Jacobs
// URL: http://memory.psych.upenn.edu/programming/pyepl
//
// Distributed under the terms of the GNU Lesser General Public License
// (LGPL). See the license.txt that came with this file.
// soundFile class header
//
#ifndef __SOUNDFILE_H
#define __SOUNDFILE_H
#include <sndfile.h>
#include <samplerate.h>
// From stdio.h
#ifndef SEEK_SET
#define SEEK_SET 0 /* set file offset to offset */
#endif
#ifndef SEEK_CUR
#define SEEK_CUR 1 /* set file offset to current plus offset */
#endif
#ifndef SEEK_END
#define SEEK_END 2 /* set file offset to EOF plus offset */
#endif
#define SHORT_RANGE 32767
class soundFile
{
public:
soundFile(const char *filename, int mode=SFM_READ, int format=0, int channels=0, int samplerate=0);
~soundFile();
long getTotalSamples();
int getChannels();
int getSamplerate();
int getFormat();
long getFrames();
float *readfile_float(int resampledrate=0);
short *readfile_short(int resampledrate=0);
int append_float(float *data, long numSamples);
int append_short(short *data, long numSamples);
private:
int open(const char *filename, int mode=SFM_READ, int format=0, int channels=0,int samplerate=0);
int close();
float *resample(float *indata, double ratio);
SF_INFO info;
SNDFILE *file;
};
#endif
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