Mercurial > hg > sonic-visualiser
view transform/Transform.h @ 25:e74f508db18c
* Add setRatio method to the time stretcher, and make it possible to change
the ratio without having to construct and replace the time stretcher. This
means we can do it seamlessly. Add a lot more ratios to the
time stretch control in the main window
author | Chris Cannam |
---|---|
date | Fri, 15 Sep 2006 15:35:06 +0000 |
parents | 40116f709d3b |
children | dd11619b73ba |
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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 Chris Cannam. 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 _TRANSFORM_H_ #define _TRANSFORM_H_ #include "base/Thread.h" #include "data/model/Model.h" typedef QString TransformName; /** * A Transform turns one data model into another. * * Typically in this application, a Transform might have a * DenseTimeValueModel as its input (e.g. an audio waveform) and a * SparseOneDimensionalModel (e.g. detected beats) as its output. * * The Transform typically runs in the background, as a separate * thread populating the output model. The model is available to the * user of the Transform immediately, but may be initially empty until * the background thread has populated it. */ class Transform : public Thread { public: virtual ~Transform(); Model *getInputModel() { return m_input; } Model *getOutputModel() { return m_output; } Model *detachOutputModel() { m_detached = true; return m_output; } protected: Transform(Model *m); Model *m_input; // I don't own this Model *m_output; // I own this, unless... bool m_detached; // ... this is true. bool m_deleting; }; #endif