Mercurial > hg > svcore
view data/model/DenseTimeValueModel.cpp @ 838:33fca917c800
Add toDelimitedDataString alternative with frame extents
author | Chris Cannam |
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date | Wed, 09 Oct 2013 14:47:19 +0100 |
parents | 5858cc462d0a |
children | e802e550a1f2 |
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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. */ #include "DenseTimeValueModel.h" #include "base/PlayParameterRepository.h" #include <QStringList> DenseTimeValueModel::DenseTimeValueModel() { PlayParameterRepository::getInstance()->addPlayable(this); } DenseTimeValueModel::~DenseTimeValueModel() { PlayParameterRepository::getInstance()->removePlayable(this); } QString DenseTimeValueModel::toDelimitedDataString(QString delimiter, size_t f0, size_t f1) const { size_t ch = getChannelCount(); std::cerr << "f0 = " << f0 << ", f1 = " << f1 << std::endl; if (f1 <= f0) return ""; float **all = new float *[ch]; for (size_t c = 0; c < ch; ++c) { all[c] = new float[f1 - f0]; } size_t n = getData(0, ch - 1, f0, f1 - f0, all); QStringList list; for (size_t i = 0; i < n; ++i) { QStringList parts; parts << QString("%1").arg(f0 + i); for (size_t c = 0; c < ch; ++c) { parts << QString("%1").arg(all[c][i]); } list << parts.join(delimiter); } for (size_t c = 0; c < ch; ++c) { delete[] all[c]; } delete[] all; return list.join("\n"); }