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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 2007 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 SV_ALIGNMENT_MODEL_H
#define SV_ALIGNMENT_MODEL_H
#include "Model.h"
#include "Path.h"
#include "base/RealTime.h"
#include <QString>
#include <QStringList>
namespace sv {
class SparseTimeValueModel;
class AlignmentModel : public Model
{
Q_OBJECT
public:
AlignmentModel(ModelId reference /* any model */,
ModelId aligned /* any model */,
ModelId path /* a SparseTimeValueModel */);
~AlignmentModel();
bool isOK() const override;
void setError(QString error) { m_error = error; }
QString getError() const { return m_error; }
sv_frame_t getStartFrame() const override;
sv_frame_t getTrueEndFrame() const override;
sv_samplerate_t getSampleRate() const override;
bool isReady(int *completion = 0) const override;
int getCompletion() const override {
int c = 0;
(void)isReady(&c);
return c;
}
const ZoomConstraint *getZoomConstraint() const override;
QString getTypeName() const override { return tr("Alignment"); }
ModelId getReferenceModel() const;
ModelId getAlignedModel() const;
void setCompletion(int completion);
sv_frame_t toReference(sv_frame_t frame) const;
sv_frame_t fromReference(sv_frame_t frame) const;
void setPathFrom(ModelId pathSource); // a SparseTimeValueModel
void setPath(const Path &path);
/**
* Set the calculated pitch relative to a reference. This is
* purely metadata.
*/
void setRelativePitch(int cents) { m_relativePitch = cents; }
/**
* Get the value set with setRelativePitch.
*/
int getRelativePitch() const { return m_relativePitch; }
void toXml(QTextStream &stream,
QString indent = "",
QString extraAttributes = "") const override;
QVector<QString>
getStringExportHeaders(DataExportOptions) const override {
return {};
}
QVector<QVector<QString>>
toStringExportRows(DataExportOptions, sv_frame_t, sv_frame_t) const override {
return {};
}
signals:
void completionChanged(ModelId);
protected slots:
void pathSourceChangedWithin(ModelId, sv_frame_t startFrame, sv_frame_t endFrame);
void pathSourceCompletionChanged(ModelId);
protected:
ModelId m_reference;
ModelId m_aligned;
ModelId m_pathSource; // a SparseTimeValueModel, which we need a
// handle on only while it's still being generated
mutable std::unique_ptr<Path> m_path;
mutable std::unique_ptr<Path> m_reversePath;
bool m_pathBegun;
bool m_pathComplete;
QString m_error;
int m_relativePitch;
int m_explicitlySetCompletion;
void constructPath() const;
void constructReversePath() const;
sv_frame_t performAlignment(const Path &path, sv_frame_t frame) const;
};
} // end namespace sv
#endif
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