Mercurial > hg > svcore
view data/model/Model.cpp @ 418:d35d4e79c95b
* Wait for input to be ready before running real-time effect -- even if
it's a wave file model, because they are now progressively decoded
author | Chris Cannam |
---|---|
date | Wed, 11 Jun 2008 12:53:20 +0000 |
parents | 88ad01799040 |
children | af7b6e55895b |
line wrap: on
line source
/* -*- 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. */ #include "Model.h" #include "AlignmentModel.h" #include <QTextStream> #include <iostream> const int Model::COMPLETION_UNKNOWN = -1; Model::~Model() { std::cerr << "Model::~Model(" << this << ")" << std::endl; if (!m_aboutToDelete) { std::cerr << "NOTE: Model::~Model(" << this << ", \"" << objectName().toStdString() << "\"): Model deleted " << "with no aboutToDelete notification" << std::endl; } if (m_alignment) { m_alignment->aboutToDelete(); delete m_alignment; } } void Model::setSourceModel(Model *model) { if (m_sourceModel) { disconnect(m_sourceModel, SIGNAL(aboutToBeDeleted()), this, SLOT(sourceModelAboutToBeDeleted())); } m_sourceModel = model; if (m_sourceModel) { connect(m_sourceModel, SIGNAL(alignmentCompletionChanged()), this, SIGNAL(alignmentCompletionChanged())); connect(m_sourceModel, SIGNAL(aboutToBeDeleted()), this, SLOT(sourceModelAboutToBeDeleted())); } } void Model::aboutToDelete() { std::cerr << "Model(" << this << ")::aboutToDelete()" << std::endl; if (m_aboutToDelete) { std::cerr << "WARNING: Model(" << this << ", \"" << objectName().toStdString() << "\")::aboutToDelete: " << "aboutToDelete called more than once for the same model" << std::endl; } emit aboutToBeDeleted(); m_aboutToDelete = true; } void Model::sourceModelAboutToBeDeleted() { m_sourceModel = 0; } void Model::setAlignment(AlignmentModel *alignment) { if (m_alignment) { m_alignment->aboutToDelete(); delete m_alignment; } m_alignment = alignment; connect(m_alignment, SIGNAL(completionChanged()), this, SIGNAL(alignmentCompletionChanged())); } const AlignmentModel * Model::getAlignment() const { return m_alignment; } const Model * Model::getAlignmentReference() const { if (!m_alignment) { if (m_sourceModel) return m_sourceModel->getAlignmentReference(); return 0; } return m_alignment->getReferenceModel(); } size_t Model::alignToReference(size_t frame) const { if (!m_alignment) { if (m_sourceModel) return m_sourceModel->alignToReference(frame); else return frame; } size_t refFrame = m_alignment->toReference(frame); const Model *m = m_alignment->getReferenceModel(); if (m && refFrame > m->getEndFrame()) refFrame = m->getEndFrame(); return refFrame; } size_t Model::alignFromReference(size_t refFrame) const { if (!m_alignment) { if (m_sourceModel) return m_sourceModel->alignFromReference(refFrame); else return refFrame; } size_t frame = m_alignment->fromReference(refFrame); if (frame > getEndFrame()) frame = getEndFrame(); return frame; } int Model::getAlignmentCompletion() const { // std::cerr << "Model::getAlignmentCompletion" << std::endl; if (!m_alignment) { if (m_sourceModel) return m_sourceModel->getAlignmentCompletion(); else return 100; } int completion = 0; (void)m_alignment->isReady(&completion); // std::cerr << " -> " << completion << std::endl; return completion; } QString Model::getTitle() const { if (m_sourceModel) return m_sourceModel->getTitle(); else return ""; } QString Model::getMaker() const { if (m_sourceModel) return m_sourceModel->getMaker(); else return ""; } QString Model::getLocation() const { if (m_sourceModel) return m_sourceModel->getLocation(); else return ""; } void Model::toXml(QTextStream &stream, QString indent, QString extraAttributes) const { stream << indent; stream << QString("<model id=\"%1\" name=\"%2\" sampleRate=\"%3\" start=\"%4\" end=\"%5\" %6/>\n") .arg(getObjectExportId(this)) .arg(encodeEntities(objectName())) .arg(getSampleRate()) .arg(getStartFrame()) .arg(getEndFrame()) .arg(extraAttributes); }