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/***************************************************************************
* Copyright (C) 2013 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* 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. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include <QSettings>
#include <QProgressBar>
#include <QThreadPool>
#include <QSettings>
#include <qmmpui/playlisttrack.h>
#include <qmmpui/metadataformatter.h>
#include <qmmpui/filedialog.h>
#include "rgscaner.h"
#include "gain_analysis.h"
#include "rgscandialog.h"
RGScanDialog::RGScanDialog(QList <PlayListTrack *> tracks, QWidget *parent) : QDialog(parent)
{
m_ui.setupUi(this);
m_ui.tableWidget->verticalHeader()->setDefaultSectionSize(fontMetrics().height() + 2);
m_ui.tableWidget->verticalHeader()->setResizeMode(QHeaderView::Fixed);
MetaDataFormatter formatter("%p%if(%p&%t, - ,)%t - %l");
//FIXME remove dupliacates
foreach(PlayListTrack *track , tracks)
{
if(track->length() == 0 || track->url().contains("://"))
continue;
QString text = formatter.parse(track);
QTableWidgetItem *item = new QTableWidgetItem(text);
item->setData(Qt::UserRole, track->url());
m_ui.tableWidget->insertRow(m_ui.tableWidget->rowCount());
m_ui.tableWidget->setItem(m_ui.tableWidget->rowCount() - 1, 0, item);
QProgressBar *progressBar = new QProgressBar(this);
progressBar->setRange(0, 100);
m_ui.tableWidget->setCellWidget(m_ui.tableWidget->rowCount() - 1, 1, progressBar);
}
m_ui.tableWidget->resizeColumnsToContents();
m_ui.writeButton->setEnabled(false);
QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
restoreGeometry(settings.value("RGScaner/geometry").toByteArray());
}
RGScanDialog::~RGScanDialog()
{
stop();
}
void RGScanDialog::on_calculateButton_clicked()
{
for(int i = 0; i < m_ui.tableWidget->rowCount(); ++i)
{
QString url = m_ui.tableWidget->item(i, 0)->data(Qt::UserRole).toString();
RGScaner *scaner = new RGScaner();
m_scaners.append(scaner);
scaner->prepare(url);
scaner->setAutoDelete(false);
connect(scaner, SIGNAL(progress(int)), m_ui.tableWidget->cellWidget(i, 1), SLOT(setValue(int)));
connect(scaner, SIGNAL(finished(QString)), SLOT(onScanFinished(QString)));
QThreadPool::globalInstance()->start(scaner);
}
}
void RGScanDialog::onScanFinished(QString url)
{
for(int i = 0; i < m_ui.tableWidget->rowCount(); ++i)
{
if(url != m_ui.tableWidget->item(i, 0)->data(Qt::UserRole).toString())
continue;
m_ui.tableWidget->setItem(i, 2, new QTableWidgetItem(tr("%1 dB").arg(m_scaners.at(i)->gain())));
m_ui.tableWidget->setItem(i, 4, new QTableWidgetItem(QString::number(m_scaners.at(i)->peak())));
}
bool stopped = true;
foreach (RGScaner *scaner, m_scaners)
{
if(scaner->isRunning())
stopped = false;
}
if(stopped)
{
qDebug("RGScanDialog: all threads finished");
QThreadPool::globalInstance()->waitForDone();
double album_peak = 0.;
GainHandle_t **a = (GainHandle_t **) malloc(m_scaners.count()*sizeof(GainHandle_t *));
for(int i = 0; i < m_scaners.count(); ++i)
{
a[i] = m_scaners.at(i)->handle();
album_peak = qMax(m_scaners.at(i)->peak(), album_peak);
}
double album_gain = GetAlbumGain(a, m_scaners.count());
free(a);
for(int i = 0; i < m_ui.tableWidget->rowCount(); ++i)
{
m_ui.tableWidget->setItem(i, 3, new QTableWidgetItem(tr("%1 dB").arg(album_gain)));
m_ui.tableWidget->setItem(i, 5, new QTableWidgetItem(QString::number(album_peak)));
}
qDeleteAll(m_scaners);
m_scaners.clear();
m_ui.writeButton->setEnabled(true);
}
}
void RGScanDialog::reject()
{
QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
settings.setValue("RGScaner/geometry", saveGeometry());
QDialog::reject();
}
void RGScanDialog::stop()
{
if(m_scaners.isEmpty())
return;
foreach (RGScaner *scaner, m_scaners)
scaner->stop();
QThreadPool::globalInstance()->waitForDone();
qDeleteAll(m_scaners);
m_scaners.clear();
}
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