view data/fft/FFTCacheReader.h @ 718:f3fd2988fc9b

Fix incorrect query structure for output type URIs. This led to some output RDF features being written with type URIs intended for different outputs. Also revert some SVDEBUGs to cerrs -- they are intended as user-visible errors or warnings rather than debug

/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    Sonic Visualiser
    An audio file viewer and annotation editor.
    Centre for Digital Music, Queen Mary, University of London.
    This file copyright 2006-2009 Chris Cannam and QMUL.
    
    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 _FFT_CACHE_READER_H_
#define _FFT_CACHE_READER_H_

#include "FFTCacheStorageType.h"
#include <stddef.h>

class FFTCacheReader
{
public:
    virtual ~FFTCacheReader() { }

    virtual size_t getWidth() const = 0;
    virtual size_t getHeight() const = 0;
	
    virtual float getMagnitudeAt(size_t x, size_t y) const = 0;
    virtual float getNormalizedMagnitudeAt(size_t x, size_t y) const = 0;
    virtual float getMaximumMagnitudeAt(size_t x) const = 0;
    virtual float getPhaseAt(size_t x, size_t y) const = 0;

    virtual void getValuesAt(size_t x, size_t y, float &real, float &imag) const = 0;
    virtual void getMagnitudesAt(size_t x, float *values, size_t minbin, size_t count, size_t step) const = 0;

    virtual bool haveSetColumnAt(size_t x) const = 0;

    virtual FFTCache::StorageType getStorageType() const = 0;
};

#endif