Chris@62: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@62: 
Chris@62: /*
Chris@62:     Sonic Visualiser
Chris@62:     An audio file viewer and annotation editor.
Chris@62:     Centre for Digital Music, Queen Mary, University of London.
Chris@62:     This file copyright 2006 Chris Cannam.
Chris@62:     
Chris@62:     This program is free software; you can redistribute it and/or
Chris@62:     modify it under the terms of the GNU General Public License as
Chris@62:     published by the Free Software Foundation; either version 2 of the
Chris@62:     License, or (at your option) any later version.  See the file
Chris@62:     COPYING included with this distribution for more information.
Chris@62: */
Chris@62: 
Chris@62: #include "PluginParameterDialog.h"
Chris@62: 
Chris@62: #include "PluginParameterBox.h"
Chris@140: #include "WindowTypeSelector.h"
Chris@62: 
Chris@106: #include "vamp-sdk/Plugin.h"
Chris@147: #include "vamp-sdk/PluginHostAdapter.h"
Chris@106: 
Chris@62: #include <QGridLayout>
Chris@62: #include <QLabel>
Chris@62: #include <QGroupBox>
Chris@62: #include <QHBoxLayout>
Chris@143: #include <QVBoxLayout>
Chris@149: #include <QScrollArea>
Chris@62: #include <QPushButton>
Chris@69: #include <QMessageBox>
Chris@69: #include <QComboBox>
Chris@143: #include <QSettings>
Chris@62: 
Chris@71: PluginParameterDialog::PluginParameterDialog(Vamp::PluginBase *plugin,
Chris@69:                                              int sourceChannels,
Chris@69:                                              int targetChannels,
Chris@69:                                              int defaultChannel,
Chris@106:                                              QString output,
Chris@140:                                              bool showWindowSize,
Chris@140:                                              bool showFrequencyDomainOptions,
Chris@62: 					     QWidget *parent) :
Chris@62:     QDialog(parent),
Chris@62:     m_plugin(plugin),
Chris@69:     m_channel(defaultChannel),
Chris@145:     m_stepSize(0),
Chris@145:     m_blockSize(0),
Chris@145:     m_windowType(HanningWindow),
Chris@62:     m_parameterBox(0)
Chris@62: {
Chris@122:     setWindowTitle(tr("Plugin Parameters"));
Chris@122: 
Chris@62:     QGridLayout *grid = new QGridLayout;
Chris@62:     setLayout(grid);
Chris@62: 
Chris@62:     QGroupBox *pluginBox = new QGroupBox;
Chris@62:     pluginBox->setTitle(tr("Plugin"));
Chris@62:     grid->addWidget(pluginBox, 0, 0);
Chris@62: 
Chris@62:     QGridLayout *subgrid = new QGridLayout;
Chris@62:     pluginBox->setLayout(subgrid);
Chris@62: 
Chris@63:     subgrid->setSpacing(0);
Chris@63:     subgrid->setMargin(10);
Chris@63: 
Chris@62:     QFont font(pluginBox->font());
Chris@62:     font.setBold(true);
Chris@62: 
Chris@62:     QLabel *nameLabel = new QLabel(plugin->getDescription().c_str());
Chris@146:     nameLabel->setWordWrap(true);
Chris@62:     nameLabel->setFont(font);
Chris@62: 
Chris@62:     QLabel *makerLabel = new QLabel(plugin->getMaker().c_str());
Chris@146:     makerLabel->setWordWrap(true);
Chris@62: 
Chris@106:     QLabel *outputLabel = 0;
Chris@106: 
Chris@106:     if (output != "") {
Chris@106: 
Chris@147:         Vamp::PluginHostAdapter *fePlugin = dynamic_cast<Vamp::PluginHostAdapter *>(m_plugin);
Chris@106: 
Chris@106:         if (fePlugin) {
Chris@106: 
Chris@106:             std::vector<Vamp::Plugin::OutputDescriptor> od =
Chris@106:                 fePlugin->getOutputDescriptors();
Chris@106: 
Chris@106:             if (od.size() > 1) {
Chris@106: 
Chris@106:                 for (size_t i = 0; i < od.size(); ++i) {
Chris@106:                     if (od[i].name == output.toStdString()) {
Chris@106:                         outputLabel = new QLabel(od[i].description.c_str());
Chris@146:                         outputLabel->setWordWrap(true);
Chris@106:                         break;
Chris@106:                     }
Chris@106:                 }
Chris@106:             }
Chris@106:         }
Chris@106:     }
Chris@106: 
Chris@62:     QLabel *versionLabel = new QLabel(QString("%1")
Chris@62:                                       .arg(plugin->getPluginVersion()));
Chris@146:     versionLabel->setWordWrap(true);
Chris@62: 
Chris@62:     QLabel *copyrightLabel = new QLabel(plugin->getCopyright().c_str());
Chris@146:     copyrightLabel->setWordWrap(true);
Chris@62: 
Chris@63:     QLabel *typeLabel = new QLabel(plugin->getType().c_str());
Chris@146:     typeLabel->setWordWrap(true);
Chris@63:     typeLabel->setFont(font);
Chris@63: 
Chris@147:     QLabel *label = new QLabel(tr("Name:"));
Chris@147:     label->setAlignment(Qt::AlignTop | Qt::AlignLeft);
Chris@147:     subgrid->addWidget(label, 0, 0);
Chris@62:     subgrid->addWidget(nameLabel, 0, 1);
Chris@62: 
Chris@147:     label = new QLabel(tr("Type:"));
Chris@147:     label->setAlignment(Qt::AlignTop | Qt::AlignLeft);
Chris@147:     subgrid->addWidget(label, 1, 0);
Chris@63:     subgrid->addWidget(typeLabel, 1, 1);
Chris@62: 
Chris@106:     int outputOffset = 0;
Chris@106:     if (outputLabel) {
Chris@147:         label = new QLabel(tr("Output:"));
Chris@147:         label->setAlignment(Qt::AlignTop | Qt::AlignLeft);
Chris@147:         subgrid->addWidget(label, 2, 0);
Chris@106:         subgrid->addWidget(outputLabel, 2, 1);
Chris@106:         outputOffset = 1;
Chris@106:     }
Chris@62: 
Chris@147:     label = new QLabel(tr("Maker:"));
Chris@147:     label->setAlignment(Qt::AlignTop | Qt::AlignLeft);
Chris@147:     subgrid->addWidget(label, 2 + outputOffset, 0);
Chris@106:     subgrid->addWidget(makerLabel, 2 + outputOffset, 1);
Chris@63: 
Chris@147:     label = new QLabel(tr("Copyright:  "));
Chris@147:     label->setAlignment(Qt::AlignTop | Qt::AlignLeft);
Chris@147:     subgrid->addWidget(label, 3 + outputOffset, 0);
Chris@106:     subgrid->addWidget(copyrightLabel, 3 + outputOffset, 1);
Chris@106: 
Chris@147:     label = new QLabel(tr("Version:"));
Chris@147:     label->setAlignment(Qt::AlignTop | Qt::AlignLeft);
Chris@147:     subgrid->addWidget(label, 4 + outputOffset, 0);
Chris@106:     subgrid->addWidget(versionLabel, 4 + outputOffset, 1);
Chris@62: 
Chris@62:     subgrid->setColumnStretch(1, 2);
Chris@62: 
Chris@62:     QGroupBox *paramBox = new QGroupBox;
Chris@62:     paramBox->setTitle(tr("Plugin Parameters"));
Chris@62:     grid->addWidget(paramBox, 1, 0);
Chris@62:     grid->setRowStretch(1, 10);
Chris@62: 
Chris@62:     QHBoxLayout *paramLayout = new QHBoxLayout;
Chris@63:     paramLayout->setMargin(0);
Chris@62:     paramBox->setLayout(paramLayout);
Chris@62: 
Chris@149:     QScrollArea *scroll = new QScrollArea;
Chris@149:     scroll->setWidgetResizable(true);
Chris@149:     scroll->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
Chris@149:     scroll->setFrameShape(QFrame::NoFrame);
Chris@149:     paramLayout->addWidget(scroll);
Chris@149: 
Chris@62:     m_parameterBox = new PluginParameterBox(m_plugin);
Chris@64:     connect(m_parameterBox, SIGNAL(pluginConfigurationChanged(QString)),
Chris@64:             this,  SIGNAL(pluginConfigurationChanged(QString)));
Chris@149:     scroll->setWidget(m_parameterBox);
Chris@62: 
Chris@143:     m_advanced = new QFrame;
Chris@143:     QVBoxLayout *advancedLayout = new QVBoxLayout;
Chris@143:     advancedLayout->setMargin(0);
Chris@143:     m_advanced->setLayout(advancedLayout);
Chris@143:     grid->addWidget(m_advanced, 2, 0);
Chris@143: 
Chris@143:     bool haveAdvanced = false;
Chris@143: 
Chris@69:     if (sourceChannels != targetChannels) {
Chris@69: 
Chris@69:         // At the moment we can only cope with the case where
Chris@69:         // sourceChannels > targetChannels and targetChannels == 1
Chris@69: 
Chris@69:         if (sourceChannels < targetChannels) {
Chris@69: 
Chris@69:             QMessageBox::warning
Chris@69:                 (parent,
Chris@69:                  tr("Channel mismatch"),
Chris@69:                  tr("This plugin requires at least %1 input channels, but only %2 %3 available.  The plugin probably will not work correctly.").arg(targetChannels).arg(sourceChannels).arg(sourceChannels != 1 ? tr("are") : tr("is")),
Chris@69:                  QMessageBox::Ok,
Chris@69:                  QMessageBox::NoButton);
Chris@69: 
Chris@69:         } else {
Chris@69: 
Chris@69:             QGroupBox *channelBox = new QGroupBox;
Chris@69:             channelBox->setTitle(tr("Channels"));
Chris@143:             advancedLayout->addWidget(channelBox);
Chris@143:             haveAdvanced = true;
Chris@69:             
Chris@69:             QVBoxLayout *channelLayout = new QVBoxLayout;
Chris@69:             channelBox->setLayout(channelLayout);
Chris@69: 
Chris@69:             if (targetChannels != 1) {
Chris@69: 
Chris@69:                 channelLayout->addWidget
Chris@69:                     (new QLabel(tr("This plugin accepts no more than %1 input channels,\nbut %2 are available.  Only the first %3 will be used.\n")
Chris@69:                                 .arg(targetChannels)
Chris@69:                                 .arg(sourceChannels)
Chris@69:                                 .arg(targetChannels)));
Chris@69: 
Chris@69:             } else {
Chris@69: 
Chris@69:                 channelLayout->addWidget(new QLabel(tr("This plugin only has a single channel input,\nbut the source has %1 channels.").arg(sourceChannels)));
Chris@69: 
Chris@69:                 QComboBox *channelCombo = new QComboBox;
Chris@76:                 channelCombo->addItem(tr("Use mean of source channels"));
Chris@69:                 for (int i = 0; i < sourceChannels; ++i) {
Chris@69:                     channelCombo->addItem(tr("Use channel %1 only").arg(i + 1));
Chris@69:                 }
Chris@69: 
Chris@69:                 connect(channelCombo, SIGNAL(activated(int)),
Chris@69:                         this, SLOT(channelComboChanged(int)));
Chris@69: 
Chris@69:                 channelLayout->addWidget(channelCombo);
Chris@69:             }
Chris@69:         }
Chris@69:     }
Chris@69: 
Chris@140:     if (showWindowSize) {
Chris@140: 
Chris@147:         Vamp::PluginHostAdapter *fePlugin = dynamic_cast<Vamp::PluginHostAdapter *>(m_plugin);
Chris@140:         int size = 1024;
Chris@140:         int increment = 1024;
Chris@140:         if (fePlugin) {
Chris@140:             size = fePlugin->getPreferredBlockSize();
Chris@146:             std::cerr << "Feature extraction plugin \"" << fePlugin->getDescription() << "\" reports preferred block size as " << size << std::endl;
Chris@140:             if (size == 0) size = 1024;
Chris@140:             increment = fePlugin->getPreferredStepSize();
Chris@146:             if (increment == 0) {
Chris@146:                 if (fePlugin->getInputDomain() == Vamp::Plugin::TimeDomain) {
Chris@146:                     increment = size;
Chris@146:                 } else {
Chris@146:                     increment = size/2;
Chris@146:                 }
Chris@146:             }
Chris@146:         } else {
Chris@147:             std::cerr << "Plugin " << plugin << " is not a feature extraction plugin (it's a " << typeid(*plugin).name() << ")" << std::endl;//!!!
Chris@140:         }
Chris@140: 
Chris@140:         QGroupBox *windowBox = new QGroupBox;
Chris@140:         windowBox->setTitle(tr("Processing"));
Chris@143:         advancedLayout->addWidget(windowBox);
Chris@143:         haveAdvanced = true;
Chris@140: 
Chris@140:         QGridLayout *windowLayout = new QGridLayout;
Chris@140:         windowBox->setLayout(windowLayout);
Chris@140: 
Chris@140:         if (showFrequencyDomainOptions) {
Chris@140:             windowLayout->addWidget(new QLabel(tr("Window size:")), 0, 0);
Chris@140:         } else {
Chris@140:             windowLayout->addWidget(new QLabel(tr("Audio frames per block:")), 0, 0);
Chris@140:         }
Chris@140: 
Chris@143:         std::cerr << "size: " << size << ", increment: " << increment << std::endl;
Chris@143: 
Chris@145:         //!!! deal with block and step sizes (coming from the plugin's
Chris@145:         // preferences) that don't fit into the default list
Chris@145: 
Chris@140:         QComboBox *blockSizeCombo = new QComboBox;
Chris@140:         blockSizeCombo->setEditable(true);
Chris@147:         bool found = false;
Chris@143:         for (int i = 0; i < 14; ++i) {
Chris@140:             int val = pow(2, i + 3);
Chris@140:             blockSizeCombo->addItem(QString("%1").arg(val));
Chris@147:             if (val == size) {
Chris@147:                 blockSizeCombo->setCurrentIndex(i);
Chris@147:                 found = true;
Chris@147:             }
Chris@147:         }
Chris@147:         if (!found) {
Chris@147:             blockSizeCombo->addItem(QString("%1").arg(size));
Chris@147:             blockSizeCombo->setCurrentIndex(blockSizeCombo->count() - 1);
Chris@140:         }
Chris@143:         blockSizeCombo->setValidator(new QIntValidator(1, pow(2, 18), this));
Chris@155:         connect(blockSizeCombo, SIGNAL(editTextChanged(const QString &)),
Chris@155:                 this, SLOT(blockSizeComboChanged(const QString &)));
Chris@140:         windowLayout->addWidget(blockSizeCombo, 0, 1);
Chris@140: 
Chris@148:         windowLayout->addWidget(new QLabel(tr("Window increment:")), 1, 0);
Chris@148:         
Chris@148:         QComboBox *incrementCombo = new QComboBox;
Chris@148:         incrementCombo->setEditable(true);
Chris@148:         found = false;
Chris@148:         for (int i = 0; i < 14; ++i) {
Chris@148:             int val = pow(2, i + 3);
Chris@148:             incrementCombo->addItem(QString("%1").arg(val));
Chris@148:             if (val == increment) {
Chris@148:                 incrementCombo->setCurrentIndex(i);
Chris@148:                 found = true;
Chris@148:             }
Chris@148:         }
Chris@148:         if (!found) {
Chris@148:             incrementCombo->addItem(QString("%1").arg(increment));
Chris@148:             incrementCombo->setCurrentIndex(incrementCombo->count() - 1);
Chris@148:         }
Chris@148:         incrementCombo->setValidator(new QIntValidator(1, pow(2, 18), this));
Chris@155:         connect(incrementCombo, SIGNAL(editTextChanged(const QString &)),
Chris@155:                 this, SLOT(incrementComboChanged(const QString &)));
Chris@148:         windowLayout->addWidget(incrementCombo, 1, 1);
Chris@148:         
Chris@140:         if (showFrequencyDomainOptions) {
Chris@140:             
Chris@140:             windowLayout->addWidget(new QLabel(tr("Window shape:")), 2, 0);
Chris@140:             WindowTypeSelector *windowTypeSelector = new WindowTypeSelector;
Chris@145:             connect(windowTypeSelector, SIGNAL(windowTypeChanged(WindowType type)),
Chris@145:                     this, SLOT(windowTypeChanged(type)));
Chris@140:             windowLayout->addWidget(windowTypeSelector, 2, 1);
Chris@140:         }
Chris@140:     }
Chris@140: 
Chris@62:     QHBoxLayout *hbox = new QHBoxLayout;
Chris@140:     grid->addLayout(hbox, 4, 0);
Chris@143: 
Chris@143:     bool advancedVisible = false;
Chris@143: 
Chris@143:     if (haveAdvanced) {
Chris@143: 
Chris@143:         m_advancedButton = new QPushButton(tr("Advanced >>"));
Chris@143:         m_advancedButton->setCheckable(true);
Chris@143:         connect(m_advancedButton, SIGNAL(clicked()), this, SLOT(advancedToggled()));
Chris@143:         
Chris@143:         QSettings settings;
Chris@143:         settings.beginGroup("PluginParameterDialog");
Chris@143:         advancedVisible = settings.value("advancedvisible", false).toBool();
Chris@143:         settings.endGroup();
Chris@143: 
Chris@143:         m_advanced->setVisible(false);
Chris@143: 
Chris@143:         hbox->addWidget(m_advancedButton);
Chris@143:     }
Chris@143: 
Chris@62:     QPushButton *ok = new QPushButton(tr("OK"));
Chris@62:     QPushButton *cancel = new QPushButton(tr("Cancel"));
Chris@62:     hbox->addStretch(10);
Chris@62:     hbox->addWidget(ok);
Chris@62:     hbox->addWidget(cancel);
Chris@62:     connect(ok, SIGNAL(clicked()), this, SLOT(accept()));
Chris@62:     connect(cancel, SIGNAL(clicked()), this, SLOT(reject()));
Chris@143: 
Chris@143:     if (advancedVisible) {
Chris@143:         m_advancedButton->setChecked(true);
Chris@143:         advancedToggled();
Chris@143:     }
Chris@62: }
Chris@62: 
Chris@62: PluginParameterDialog::~PluginParameterDialog()
Chris@62: {
Chris@62: }
Chris@62: 
Chris@69: void
Chris@145: PluginParameterDialog::getProcessingParameters(size_t &blockSize) const
Chris@145: {
Chris@145:     blockSize = m_blockSize;
Chris@145:     return;
Chris@145: }
Chris@145: 
Chris@145: void
Chris@145: PluginParameterDialog::getProcessingParameters(size_t &stepSize,
Chris@145:                                                size_t &blockSize,
Chris@145:                                                WindowType &windowType) const
Chris@145: {
Chris@145:     stepSize = m_stepSize;
Chris@145:     blockSize = m_blockSize;
Chris@145:     windowType = m_windowType;
Chris@146:     return;
Chris@145: }
Chris@145: 
Chris@145: void
Chris@155: PluginParameterDialog::blockSizeComboChanged(const QString &text)
Chris@145: {
Chris@145:     m_blockSize = text.toInt();
Chris@146:     std::cerr << "Block size changed to " << m_blockSize << std::endl;
Chris@145: }
Chris@145: 
Chris@145: void
Chris@155: PluginParameterDialog::incrementComboChanged(const QString &text)
Chris@145: {
Chris@145:     m_stepSize = text.toInt();
Chris@146:     //!!! rename increment to step size throughout
Chris@147:     std::cerr << "Increment changed to " << m_stepSize << std::endl;
Chris@145: }
Chris@145: 
Chris@145: void
Chris@145: PluginParameterDialog::windowTypeChanged(WindowType type)
Chris@145: {
Chris@145:     m_windowType = type;
Chris@145: }
Chris@145: 
Chris@145: void
Chris@143: PluginParameterDialog::advancedToggled()
Chris@143: {
Chris@143:     bool visible = !m_advanced->isVisible();
Chris@143: 
Chris@143:     m_advanced->setVisible(visible);
Chris@143: 
Chris@143:     if (visible) m_advancedButton->setText(tr("Advanced <<"));
Chris@143:     else m_advancedButton->setText(tr("Advanced >>"));
Chris@143: 
Chris@143:     QSettings settings;
Chris@143:     settings.beginGroup("PluginParameterDialog");
Chris@143:     settings.setValue("advancedvisible", visible);
Chris@143:     settings.endGroup();
Chris@143: 
Chris@143:     std::cerr << "resize to " << sizeHint().width() << " x " << sizeHint().height() << std::endl;
Chris@143: 
Chris@149:     setMinimumHeight(sizeHint().height());
Chris@149:     if (visible) setMaximumHeight(sizeHint().height());
Chris@143: }
Chris@143: 
Chris@143: void
Chris@69: PluginParameterDialog::channelComboChanged(int index)
Chris@69: {
Chris@69:     m_channel = index - 1;
Chris@69: }
Chris@69: