13
0
livetrax/libs/qm-dsp/dsp/signalconditioning/Framer.h

53 lines
1.3 KiB
C
Raw Normal View History

/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
/*
QM DSP Library
Centre for Digital Music, Queen Mary, University of London.
This file 2005-2006 Christian Landone.
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. See the file
COPYING included with this distribution for more information.
*/
#ifndef FRAMER_H
#define FRAMER_H
//#include <io.h>
#include <fcntl.h>
#include <stdio.h>
class Framer
{
public:
void setSource( double* src, unsigned int length );
unsigned int getMaxNoFrames();
void getFrame( double* dst );
void configure( unsigned int frameLength, unsigned int hop );
Framer();
virtual ~Framer();
void resetCounters();
private:
unsigned long m_ulSampleLen; // DataLength (samples)
unsigned int m_framesRead; // Read Frames Index
double* m_srcBuffer;
double* m_dataFrame; // Analysis Frame Buffer
double* m_strideFrame; // Stride Frame Buffer
unsigned int m_frameLength; // Analysis Frame Length
unsigned int m_stepSize; // Analysis Frame Stride
unsigned int m_maxFrames;
unsigned long m_ulSrcIndex;
};
#endif