cannam@0: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
cannam@0: 
cannam@0: /*
cannam@0:     QM DSP Library
cannam@0: 
cannam@0:     Centre for Digital Music, Queen Mary, University of London.
Chris@84:     This file 2005-2006 Christian Landone.
Chris@84: 
Chris@84:     This program is free software; you can redistribute it and/or
Chris@84:     modify it under the terms of the GNU General Public License as
Chris@84:     published by the Free Software Foundation; either version 2 of the
Chris@84:     License, or (at your option) any later version.  See the file
Chris@84:     COPYING included with this distribution for more information.
cannam@0: */
cannam@0: 
cannam@0: #ifndef FRAMER_H
cannam@0: #define FRAMER_H
cannam@0: 
cannam@0: //#include <io.h>
cannam@0: #include <fcntl.h>
cannam@0: #include <stdio.h>
cannam@0: 
cannam@0: 
cannam@0: class Framer  
cannam@0: {
cannam@0: public:
cannam@0:     void setSource( double* src, unsigned int length );
cannam@0:     unsigned int getMaxNoFrames();
cannam@0:     void getFrame( double* dst );
cannam@0:     void configure( unsigned int frameLength, unsigned int hop );
cannam@0:     Framer();
cannam@0:     virtual ~Framer();
cannam@0: 
cannam@0:     void resetCounters();
cannam@0: 
cannam@0: private:
cannam@0: 
cannam@0:     unsigned long	m_ulSampleLen;		// DataLength (samples)
cannam@0:     unsigned int	m_framesRead;		// Read Frames Index
cannam@0: 
cannam@0:     double*			m_srcBuffer;
cannam@0:     double*			m_dataFrame;		// Analysis Frame Buffer
cannam@0:     double*			m_strideFrame;		// Stride Frame Buffer
cannam@0:     unsigned int	m_frameLength;		// Analysis Frame Length
cannam@0:     unsigned int	m_stepSize;		// Analysis Frame Stride
cannam@0: 
cannam@0:     unsigned int	m_maxFrames;
cannam@0: 
cannam@0:     unsigned long	m_ulSrcIndex;
cannam@0: };
cannam@0: 
cannam@0: #endif