Mercurial > hg > qm-dsp

/* -*- 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 QM_DSP_FRAMER_H
#define QM_DSP_FRAMER_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
author	Chris Cannam <cannam@all-day-breakfast.com>
date	Fri, 31 May 2019 16:48:37 +0100
parents	fdaa63607c15
children	162673c8f9de