Mercurial > hg > svcore
view data/fft/FFTCacheReader.h @ 547:806e3c72b5df
* fix deadlock in fft memory cache usage
author | Chris Cannam |
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date | Wed, 04 Feb 2009 20:39:11 +0000 |
parents | a38f0db6b41d |
children | 59e7fe1b1003 |
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/* -*- 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