Mercurial > hg > svcore
view data/model/Dense3DModelPeakCache.h @ 1144:c8e291700c0e
Write Track in RDF only if title/artist metadata present, not simply on the basis of a TrackMetadata object existing
author | Chris Cannam |
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date | Wed, 04 Nov 2015 12:06:12 +0000 |
parents | 0fd3661bcfff |
children | ece369c5bb68 |
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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 2009 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 _DENSE_3D_MODEL_PEAK_CACHE_H_ #define _DENSE_3D_MODEL_PEAK_CACHE_H_ #include "DenseThreeDimensionalModel.h" #include "EditableDenseThreeDimensionalModel.h" #include "base/ResizeableBitset.h" class Dense3DModelPeakCache : public DenseThreeDimensionalModel { Q_OBJECT public: Dense3DModelPeakCache(DenseThreeDimensionalModel *source, int columnsPerPeak); ~Dense3DModelPeakCache(); virtual bool isOK() const { return m_source && m_source->isOK(); } virtual sv_samplerate_t getSampleRate() const { return m_source->getSampleRate(); } virtual sv_frame_t getStartFrame() const { return m_source->getStartFrame(); } virtual sv_frame_t getEndFrame() const { return m_source->getEndFrame(); } virtual int getResolution() const { return m_source->getResolution() * m_resolution; } virtual int getWidth() const { return m_source->getWidth() / m_resolution + 1; } virtual int getHeight() const { return m_source->getHeight(); } virtual float getMinimumLevel() const { return m_source->getMinimumLevel(); } virtual float getMaximumLevel() const { return m_source->getMaximumLevel(); } virtual bool isColumnAvailable(int column) const; virtual Column getColumn(int column) const; virtual float getValueAt(int column, int n) const; virtual QString getBinName(int n) const { return m_source->getBinName(n); } virtual bool shouldUseLogValueScale() const { return m_source->shouldUseLogValueScale(); } QString getTypeName() const { return tr("Dense 3-D Peak Cache"); } virtual int getCompletion() const { return m_source->getCompletion(); } protected slots: void sourceModelChanged(); void sourceModelAboutToBeDeleted(); private: DenseThreeDimensionalModel *m_source; mutable EditableDenseThreeDimensionalModel *m_cache; mutable ResizeableBitset m_coverage; int m_resolution; bool haveColumn(int column) const; void fillColumn(int column) const; }; #endif