src/Dialog_Processing.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2013 LoRd_MuldeR <MuldeR2@GMX.de>
   4 //
   5 // This program is free software; you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation; either version 2 of the License, or
   8 // (at your option) any later version, but always including the *additional*
   9 // restrictions defined in the "License.txt" file.
  10 //
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License along
  17 // with this program; if not, write to the Free Software Foundation, Inc.,
  18 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 //
  20 // http://www.gnu.org/licenses/gpl-2.0.txt
  21 ///////////////////////////////////////////////////////////////////////////////
  22
  23 #include "Dialog_Processing.h"
  24
  25 //UIC includes
  26 #include "../tmp/UIC_ProcessingDialog.h"
  27
  28 #include "Global.h"
  29 #include "Resource.h"
  30 #include "Model_FileList.h"
  31 #include "Model_Progress.h"
  32 #include "Model_Settings.h"
  33 #include "Thread_Process.h"
  34 #include "Thread_CPUObserver.h"
  35 #include "Thread_RAMObserver.h"
  36 #include "Thread_DiskObserver.h"
  37 #include "Dialog_LogView.h"
  38 #include "Registry_Decoder.h"
  39 #include "Registry_Encoder.h"
  40 #include "Filter_Downmix.h"
  41 #include "Filter_Normalize.h"
  42 #include "Filter_Resample.h"
  43 #include "Filter_ToneAdjust.h"
  44 #include "WinSevenTaskbar.h"
  45
  46 #include <QApplication>
  47 #include <QRect>
  48 #include <QDesktopWidget>
  49 #include <QMovie>
  50 #include <QMessageBox>
  51 #include <QTimer>
  52 #include <QCloseEvent>
  53 #include <QDesktopServices>
  54 #include <QUrl>
  55 #include <QUuid>
  56 #include <QFileInfo>
  57 #include <QDir>
  58 #include <QMenu>
  59 #include <QSystemTrayIcon>
  60 #include <QProcess>
  61 #include <QProgressDialog>
  62 #include <QResizeEvent>
  63 #include <QTime>
  64 #include <QThreadPool>
  65
  66 #include <math.h>
  67 #include <float.h>
  68
  69 ////////////////////////////////////////////////////////////
  70
  71 //Maximum number of parallel instances
  72 #define MAX_INSTANCES 16U
  73
  74 //Function to calculate the number of instances
  75 static int cores2instances(int cores);
  76
  77 ////////////////////////////////////////////////////////////
  78
  79 #define CHANGE_BACKGROUND_COLOR(WIDGET, COLOR) do \
  80 { \
  81         QPalette palette = WIDGET->palette(); \
  82         palette.setColor(QPalette::Background, COLOR); \
  83         WIDGET->setPalette(palette); \
  84 } \
  85 while(0)
  86
  87 #define SET_PROGRESS_TEXT(TXT) do \
  88 { \
  89         ui->label_progress->setText(TXT); \
  90         m_systemTray->setToolTip(QString().sprintf("LameXP v%d.%02d\n%ls", lamexp_version_major(), lamexp_version_minor(), QString(TXT).utf16())); \
  91 } \
  92 while(0)
  93
  94 #define SET_FONT_BOLD(WIDGET,BOLD) do \
  95 { \
  96         QFont _font = WIDGET->font(); \
  97         _font.setBold(BOLD); WIDGET->setFont(_font); \
  98 } \
  99 while(0)
 100
 101 #define SET_TEXT_COLOR(WIDGET, COLOR) do \
 102 { \
 103         QPalette _palette = WIDGET->palette(); \
 104         _palette.setColor(QPalette::WindowText, (COLOR)); \
 105         _palette.setColor(QPalette::Text, (COLOR)); \
 106         WIDGET->setPalette(_palette); \
 107 } \
 108 while(0)
 109
 110 #define UPDATE_MIN_WIDTH(WIDGET) do \
 111 { \
 112         if(WIDGET->width() > WIDGET->minimumWidth()) WIDGET->setMinimumWidth(WIDGET->width()); \
 113 } \
 114 while(0)
 115
 116 #define IS_VBR(RC_MODE) ((RC_MODE) == SettingsModel::VBRMode)
 117
 118 ////////////////////////////////////////////////////////////
 119
 120 //Dummy class for UserData
 121 class IntUserData : public QObjectUserData
 122 {
 123 public:
 124         IntUserData(int value) : m_value(value) {/*NOP*/}
 125         int value(void) { return m_value; }
 126         void setValue(int value) { m_value = value; }
 127 private:
 128         int m_value;
 129 };
 130
 131 ////////////////////////////////////////////////////////////
 132 // Constructor
 133 ////////////////////////////////////////////////////////////
 134
 135 ProcessingDialog::ProcessingDialog(FileListModel *fileListModel, const AudioFileModel_MetaInfo *metaInfo, SettingsModel *settings, QWidget *parent)
 136 :
 137         QDialog(parent),
 138         ui(new Ui::ProcessingDialog),
 139         m_systemTray(new QSystemTrayIcon(QIcon(":/icons/cd_go.png"), this)),
 140         m_settings(settings),
 141         m_metaInfo(metaInfo),
 142         m_shutdownFlag(shutdownFlag_None),
 143         m_threadPool(NULL),
 144         m_diskObserver(NULL),
 145         m_cpuObserver(NULL),
 146         m_ramObserver(NULL),
 147         m_progressViewFilter(-1),
 148         m_initThreads(0),
 149         m_firstShow(true)
 150 {
 151         //Init the dialog, from the .ui file
 152         ui->setupUi(this);
 153         setWindowFlags(windowFlags() ^ Qt::WindowContextHelpButtonHint);
 154
 155         //Update header icon
 156         ui->label_headerIcon->setPixmap(lamexp_app_icon().pixmap(ui->label_headerIcon->size()));
 157
 158         //Setup version info
 159         ui->label_versionInfo->setText(QString().sprintf("v%d.%02d %s (Build %d)", lamexp_version_major(), lamexp_version_minor(), lamexp_version_release(), lamexp_version_build()));
 160         ui->label_versionInfo->installEventFilter(this);
 161
 162         //Register meta type
 163         qRegisterMetaType<QUuid>("QUuid");
 164
 165         //Center window in screen
 166         QRect desktopRect = QApplication::desktop()->screenGeometry();
 167         QRect thisRect = this->geometry();
 168         move((desktopRect.width() - thisRect.width()) / 2, (desktopRect.height() - thisRect.height()) / 2);
 169         setMinimumSize(thisRect.width(), thisRect.height());
 170
 171         //Enable buttons
 172         connect(ui->button_AbortProcess, SIGNAL(clicked()), this, SLOT(abortEncoding()));
 173
 174         //Init progress indicator
 175         m_progressIndicator = new QMovie(":/images/Working.gif");
 176         m_progressIndicator->setCacheMode(QMovie::CacheAll);
 177         ui->label_headerWorking->setMovie(m_progressIndicator);
 178         ui->progressBar->setValue(0);
 179
 180         //Init progress model
 181         m_progressModel = new ProgressModel();
 182         ui->view_log->setModel(m_progressModel);
 183         ui->view_log->verticalHeader()->setResizeMode(QHeaderView::ResizeToContents);
 184         ui->view_log->verticalHeader()->hide();
 185         ui->view_log->horizontalHeader()->setResizeMode(QHeaderView::ResizeToContents);
 186         ui->view_log->horizontalHeader()->setResizeMode(0, QHeaderView::Stretch);
 187         ui->view_log->viewport()->installEventFilter(this);
 188         connect(m_progressModel, SIGNAL(rowsInserted(QModelIndex,int,int)), this, SLOT(progressModelChanged()));
 189         connect(m_progressModel, SIGNAL(rowsMoved(QModelIndex,int,int,QModelIndex,int)), this, SLOT(progressModelChanged()));
 190         connect(m_progressModel, SIGNAL(rowsRemoved(QModelIndex,int,int)), this, SLOT(progressModelChanged()));
 191         connect(m_progressModel, SIGNAL(modelReset()), this, SLOT(progressModelChanged()));
 192         connect(ui->view_log, SIGNAL(activated(QModelIndex)), this, SLOT(logViewDoubleClicked(QModelIndex)));
 193         connect(ui->view_log->horizontalHeader(), SIGNAL(sectionResized(int,int,int)), this, SLOT(logViewSectionSizeChanged(int,int,int)));
 194
 195         //Create context menu
 196         m_contextMenu = new QMenu();
 197         QAction *contextMenuDetailsAction = m_contextMenu->addAction(QIcon(":/icons/zoom.png"), tr("Show details for selected job"));
 198         QAction *contextMenuShowFileAction = m_contextMenu->addAction(QIcon(":/icons/folder_go.png"), tr("Browse Output File Location"));
 199         m_contextMenu->addSeparator();
 200
 201         //Create "filter" context menu
 202         m_progressViewFilterGroup = new QActionGroup(this);
 203         QAction *contextMenuFilterAction[5] = {NULL, NULL, NULL, NULL, NULL};
 204         if(QMenu *filterMenu = m_contextMenu->addMenu(QIcon(":/icons/filter.png"), tr("Filter Log Items")))
 205         {
 206                 contextMenuFilterAction[0] = filterMenu->addAction(m_progressModel->getIcon(ProgressModel::JobRunning), tr("Show Running Only"));
 207                 contextMenuFilterAction[1] = filterMenu->addAction(m_progressModel->getIcon(ProgressModel::JobComplete), tr("Show Succeeded Only"));
 208                 contextMenuFilterAction[2] = filterMenu->addAction(m_progressModel->getIcon(ProgressModel::JobFailed), tr("Show Failed Only"));
 209                 contextMenuFilterAction[3] = filterMenu->addAction(m_progressModel->getIcon(ProgressModel::JobSkipped), tr("Show Skipped Only"));
 210                 contextMenuFilterAction[4] = filterMenu->addAction(m_progressModel->getIcon(ProgressModel::JobState(-1)), tr("Show All Items"));
 211                 if(QAction *act = contextMenuFilterAction[0]) { m_progressViewFilterGroup->addAction(act); act->setCheckable(true); act->setData(ProgressModel::JobRunning); }
 212                 if(QAction *act = contextMenuFilterAction[1]) { m_progressViewFilterGroup->addAction(act); act->setCheckable(true); act->setData(ProgressModel::JobComplete); }
 213                 if(QAction *act = contextMenuFilterAction[2]) { m_progressViewFilterGroup->addAction(act); act->setCheckable(true); act->setData(ProgressModel::JobFailed); }
 214                 if(QAction *act = contextMenuFilterAction[3]) { m_progressViewFilterGroup->addAction(act); act->setCheckable(true); act->setData(ProgressModel::JobSkipped); }
 215                 if(QAction *act = contextMenuFilterAction[4]) { m_progressViewFilterGroup->addAction(act); act->setCheckable(true); act->setData(-1); act->setChecked(true); }
 216         }
 217
 218         //Create info label
 219         if(m_filterInfoLabel = new QLabel(ui->view_log))
 220         {
 221                 m_filterInfoLabel->setFrameShape(QFrame::NoFrame);
 222                 m_filterInfoLabel->setAlignment(Qt::AlignHCenter | Qt::AlignVCenter);
 223                 m_filterInfoLabel->setUserData(0, new IntUserData(-1));
 224                 SET_FONT_BOLD(m_filterInfoLabel, true);
 225                 SET_TEXT_COLOR(m_filterInfoLabel, Qt::darkGray);
 226                 m_filterInfoLabel->setContextMenuPolicy(Qt::CustomContextMenu);
 227                 connect(m_filterInfoLabel, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextMenuTriggered(QPoint)));
 228                 m_filterInfoLabel->hide();
 229         }
 230         if(m_filterInfoLabelIcon = new QLabel(ui->view_log))
 231         {
 232                 m_filterInfoLabelIcon->setFrameShape(QFrame::NoFrame);
 233                 m_filterInfoLabelIcon->setAlignment(Qt::AlignHCenter | Qt::AlignTop);
 234                 m_filterInfoLabelIcon->setContextMenuPolicy(Qt::CustomContextMenu);
 235                 const QIcon &ico = m_progressModel->getIcon(ProgressModel::JobState(-1));
 236                 m_filterInfoLabelIcon->setPixmap(ico.pixmap(16, 16));
 237                 connect(m_filterInfoLabelIcon, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextMenuTriggered(QPoint)));
 238                 m_filterInfoLabelIcon->hide();
 239         }
 240
 241         //Connect context menu
 242         ui->view_log->setContextMenuPolicy(Qt::CustomContextMenu);
 243         connect(ui->view_log, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextMenuTriggered(QPoint)));
 244         connect(contextMenuDetailsAction, SIGNAL(triggered(bool)), this, SLOT(contextMenuDetailsActionTriggered()));
 245         connect(contextMenuShowFileAction, SIGNAL(triggered(bool)), this, SLOT(contextMenuShowFileActionTriggered()));
 246         for(size_t i = 0; i < 5; i++)
 247         {
 248                 if(contextMenuFilterAction[i]) connect(contextMenuFilterAction[i], SIGNAL(triggered(bool)), this, SLOT(contextMenuFilterActionTriggered()));
 249         }
 250         SET_FONT_BOLD(contextMenuDetailsAction, true);
 251
 252         //Enque jobs
 253         if(fileListModel)
 254         {
 255                 for(int i = 0; i < fileListModel->rowCount(); i++)
 256                 {
 257                         m_pendingJobs.append(fileListModel->getFile(fileListModel->index(i,0)));
 258                 }
 259         }
 260
 261         //Translate
 262         ui->label_headerStatus->setText(QString("<b>%1</b><br>%2").arg(tr("Encoding Files"), tr("Your files are being encoded, please be patient...")));
 263
 264         //Enable system tray icon
 265         connect(m_systemTray, SIGNAL(activated(QSystemTrayIcon::ActivationReason)), this, SLOT(systemTrayActivated(QSystemTrayIcon::ActivationReason)));
 266
 267         //Init other vars
 268         m_runningThreads = 0;
 269         m_currentFile = 0;
 270         m_allJobs.clear();
 271         m_succeededJobs.clear();
 272         m_failedJobs.clear();
 273         m_skippedJobs.clear();
 274         m_userAborted = false;
 275         m_forcedAbort = false;
 276         m_timerStart = 0I64;
 277 }
 278
 279 ////////////////////////////////////////////////////////////
 280 // Destructor
 281 ////////////////////////////////////////////////////////////
 282
 283 ProcessingDialog::~ProcessingDialog(void)
 284 {
 285         ui->view_log->setModel(NULL);
 286
 287         if(m_progressIndicator)
 288         {
 289                 m_progressIndicator->stop();
 290         }
 291
 292         if(m_diskObserver)
 293         {
 294                 m_diskObserver->stop();
 295                 if(!m_diskObserver->wait(15000))
 296                 {
 297                         m_diskObserver->terminate();
 298                         m_diskObserver->wait();
 299                 }
 300         }
 301         if(m_cpuObserver)
 302         {
 303                 m_cpuObserver->stop();
 304                 if(!m_cpuObserver->wait(15000))
 305                 {
 306                         m_cpuObserver->terminate();
 307                         m_cpuObserver->wait();
 308                 }
 309         }
 310         if(m_ramObserver)
 311         {
 312                 m_ramObserver->stop();
 313                 if(!m_ramObserver->wait(15000))
 314                 {
 315                         m_ramObserver->terminate();
 316                         m_ramObserver->wait();
 317                 }
 318         }
 319
 320         if(m_threadPool)
 321         {
 322                 if(!m_threadPool->waitForDone(100))
 323                 {
 324                         emit abortRunningTasks();
 325                         m_threadPool->waitForDone();
 326                 }
 327         }
 328
 329         LAMEXP_DELETE(m_progressIndicator);
 330         LAMEXP_DELETE(m_systemTray);
 331         LAMEXP_DELETE(m_diskObserver);
 332         LAMEXP_DELETE(m_cpuObserver);
 333         LAMEXP_DELETE(m_ramObserver);
 334         LAMEXP_DELETE(m_progressViewFilterGroup);
 335         LAMEXP_DELETE(m_filterInfoLabel);
 336         LAMEXP_DELETE(m_filterInfoLabelIcon);
 337         LAMEXP_DELETE(m_contextMenu);
 338         LAMEXP_DELETE(m_progressModel);
 339         LAMEXP_DELETE(m_threadPool);
 340
 341         WinSevenTaskbar::setOverlayIcon(this, NULL);
 342         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarNoState);
 343
 344         LAMEXP_DELETE(ui);
 345 }
 346
 347 ////////////////////////////////////////////////////////////
 348 // EVENTS
 349 ////////////////////////////////////////////////////////////
 350
 351 void ProcessingDialog::showEvent(QShowEvent *event)
 352 {
 353         QDialog::showEvent(event);
 354
 355         if(m_firstShow)
 356         {
 357                 static const char *NA = " N/A";
 358
 359                 //Update the window icon
 360                 lamexp_set_window_icon(this, lamexp_app_icon(), true);
 361
 362                 lamexp_enable_close_button(this, false);
 363                 ui->button_closeDialog->setEnabled(false);
 364                 ui->button_AbortProcess->setEnabled(false);
 365                 m_progressIndicator->start();
 366                 m_systemTray->setVisible(true);
 367
 368                 lamexp_change_process_priority(1);
 369
 370                 ui->label_cpu->setText(NA);
 371                 ui->label_disk->setText(NA);
 372                 ui->label_ram->setText(NA);
 373
 374                 QTimer::singleShot(500, this, SLOT(initEncoding()));
 375                 m_firstShow = false;
 376         }
 377
 378         //Force update geometry
 379         resizeEvent(NULL);
 380 }
 381
 382 void ProcessingDialog::closeEvent(QCloseEvent *event)
 383 {
 384         if(!ui->button_closeDialog->isEnabled())
 385         {
 386                 event->ignore();
 387         }
 388         else
 389         {
 390                 m_systemTray->setVisible(false);
 391         }
 392 }
 393
 394 bool ProcessingDialog::eventFilter(QObject *obj, QEvent *event)
 395 {
 396         static QColor defaultColor = QColor();
 397
 398         if(obj == ui->label_versionInfo)
 399         {
 400                 if(event->type() == QEvent::Enter)
 401                 {
 402                         QPalette palette = ui->label_versionInfo->palette();
 403                         defaultColor = palette.color(QPalette::Normal, QPalette::WindowText);
 404                         palette.setColor(QPalette::Normal, QPalette::WindowText, Qt::red);
 405                         ui->label_versionInfo->setPalette(palette);
 406                 }
 407                 else if(event->type() == QEvent::Leave)
 408                 {
 409                         QPalette palette = ui->label_versionInfo->palette();
 410                         palette.setColor(QPalette::Normal, QPalette::WindowText, defaultColor);
 411                         ui->label_versionInfo->setPalette(palette);
 412                 }
 413                 else if(event->type() == QEvent::MouseButtonPress)
 414                 {
 415                         QUrl url(lamexp_website_url());
 416                         QDesktopServices::openUrl(url);
 417                 }
 418         }
 419
 420         return false;
 421 }
 422
 423 bool ProcessingDialog::event(QEvent *e)
 424 {
 425         switch(e->type())
 426         {
 427         case lamexp_event_queryendsession:
 428                 qWarning("System is shutting down, preparing to abort...");
 429                 if(!m_userAborted) abortEncoding(true);
 430                 return true;
 431         case lamexp_event_endsession:
 432                 qWarning("System is shutting down, encoding will be aborted now...");
 433                 if(isVisible())
 434                 {
 435                         while(!close())
 436                         {
 437                                 if(!m_userAborted) abortEncoding(true);
 438                                 qApp->processEvents(QEventLoop::WaitForMoreEvents | QEventLoop::ExcludeUserInputEvents);
 439                         }
 440                 }
 441                 m_pendingJobs.clear();
 442                 return true;
 443         default:
 444                 return QDialog::event(e);
 445         }
 446 }
 447
 448 /*
 449  * Window was resized
 450  */
 451 void ProcessingDialog::resizeEvent(QResizeEvent *event)
 452 {
 453         if(event) QDialog::resizeEvent(event);
 454
 455         if(QWidget *port = ui->view_log->viewport())
 456         {
 457                 QRect geom = port->geometry();
 458                 m_filterInfoLabel->setGeometry(geom.left() + 16, geom.top() + 16, geom.width() - 32, 48);
 459                 m_filterInfoLabelIcon->setGeometry(geom.left() + 16, geom.top() + 64, geom.width() - 32, geom.height() - 80);
 460         }
 461 }
 462
 463 bool ProcessingDialog::winEvent(MSG *message, long *result)
 464 {
 465         return WinSevenTaskbar::handleWinEvent(message, result);
 466 }
 467
 468 ////////////////////////////////////////////////////////////
 469 // SLOTS
 470 ////////////////////////////////////////////////////////////
 471
 472 void ProcessingDialog::initEncoding(void)
 473 {
 474         qDebug("Initializing encoding process...");
 475
 476         m_runningThreads = 0;
 477         m_currentFile = 0;
 478         m_allJobs.clear();
 479         m_succeededJobs.clear();
 480         m_failedJobs.clear();
 481         m_skippedJobs.clear();
 482         m_userAborted = false;
 483         m_forcedAbort = false;
 484         m_playList.clear();
 485
 486         DecoderRegistry::configureDecoders(m_settings);
 487
 488         CHANGE_BACKGROUND_COLOR(ui->frame_header, QColor(Qt::white));
 489         SET_PROGRESS_TEXT(tr("Encoding files, please wait..."));
 490
 491         ui->button_closeDialog->setEnabled(false);
 492         ui->button_AbortProcess->setEnabled(true);
 493         ui->progressBar->setRange(0, m_pendingJobs.count());
 494         ui->checkBox_shutdownComputer->setEnabled(true);
 495         ui->checkBox_shutdownComputer->setChecked(false);
 496
 497         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarNormalState);
 498         WinSevenTaskbar::setTaskbarProgress(this, 0, m_pendingJobs.count());
 499         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/control_play_blue.png"));
 500
 501         if(!m_diskObserver)
 502         {
 503                 m_diskObserver = new DiskObserverThread(m_settings->customTempPathEnabled() ? m_settings->customTempPath() : lamexp_temp_folder2());
 504                 connect(m_diskObserver, SIGNAL(messageLogged(QString,int)), m_progressModel, SLOT(addSystemMessage(QString,int)), Qt::QueuedConnection);
 505                 connect(m_diskObserver, SIGNAL(freeSpaceChanged(quint64)), this, SLOT(diskUsageHasChanged(quint64)), Qt::QueuedConnection);
 506                 m_diskObserver->start();
 507         }
 508         if(!m_cpuObserver)
 509         {
 510                 m_cpuObserver = new CPUObserverThread();
 511                 connect(m_cpuObserver, SIGNAL(currentUsageChanged(double)), this, SLOT(cpuUsageHasChanged(double)), Qt::QueuedConnection);
 512                 m_cpuObserver->start();
 513         }
 514         if(!m_ramObserver)
 515         {
 516                 m_ramObserver = new RAMObserverThread();
 517                 connect(m_ramObserver, SIGNAL(currentUsageChanged(double)), this, SLOT(ramUsageHasChanged(double)), Qt::QueuedConnection);
 518                 m_ramObserver->start();
 519         }
 520
 521         if(!m_threadPool)
 522         {
 523                 unsigned int maximumInstances = qBound(0U, m_settings->maximumInstances(), MAX_INSTANCES);
 524                 if(maximumInstances < 1)
 525                 {
 526                         lamexp_cpu_t cpuFeatures = lamexp_detect_cpu_features(lamexp_arguments());
 527                         maximumInstances = cores2instances(qBound(1, cpuFeatures.count, 64));
 528                 }
 529
 530                 maximumInstances = qBound(1U, maximumInstances, static_cast<unsigned int>(m_pendingJobs.count()));
 531                 if(maximumInstances > 1)
 532                 {
 533                         m_progressModel->addSystemMessage(tr("Multi-threading enabled: Running %1 instances in parallel!").arg(QString::number(maximumInstances)));
 534                 }
 535
 536                 m_threadPool = new QThreadPool();
 537                 m_threadPool->setMaxThreadCount(maximumInstances);
 538         }
 539
 540         //for(int i = 0; i < m_threadPool->maxThreadCount(); i++)
 541         //{
 542         //      startNextJob();
 543         //      qApp->processEvents(QEventLoop::ExcludeUserInputEvents);
 544         //      QThread::yieldCurrentThread();
 545         //}
 546
 547         m_initThreads = m_threadPool->maxThreadCount();
 548         QTimer::singleShot(100, this, SLOT(initNextJob()));
 549         m_timerStart = lamexp_perfcounter_value();
 550 }
 551
 552 void ProcessingDialog::initNextJob(void)
 553 {
 554         if((m_initThreads > 0) && (!m_userAborted))
 555         {
 556                 startNextJob();
 557                 if(--m_initThreads > 0)
 558                 {
 559                         QTimer::singleShot(100, this, SLOT(initNextJob()));
 560                 }
 561         }
 562 }
 563
 564 void ProcessingDialog::startNextJob(void)
 565 {
 566         if(m_pendingJobs.isEmpty())
 567         {
 568                 qWarning("No more files left, unable to start another job!");
 569                 return;
 570         }
 571
 572         m_currentFile++;
 573         m_runningThreads++;
 574
 575         AudioFileModel currentFile = updateMetaInfo(m_pendingJobs.takeFirst());
 576         bool nativeResampling = false;
 577
 578         //Create encoder instance
 579         AbstractEncoder *encoder = EncoderRegistry::createInstance(m_settings->compressionEncoder(), m_settings, &nativeResampling);
 580
 581         //Create processing thread
 582         ProcessThread *thread = new ProcessThread
 583         (
 584                 currentFile,
 585                 (m_settings->outputToSourceDir() ? QFileInfo(currentFile.filePath()).absolutePath() : m_settings->outputDir()),
 586                 (m_settings->customTempPathEnabled() ? m_settings->customTempPath() : lamexp_temp_folder2()),
 587                 encoder,
 588                 m_settings->prependRelativeSourcePath() && (!m_settings->outputToSourceDir())
 589         );
 590
 591         //Add audio filters
 592         if(m_settings->forceStereoDownmix())
 593         {
 594                 thread->addFilter(new DownmixFilter());
 595         }
 596         if((m_settings->samplingRate() > 0) && !nativeResampling)
 597         {
 598                 if(SettingsModel::samplingRates[m_settings->samplingRate()] != currentFile.techInfo().audioSamplerate() || currentFile.techInfo().audioSamplerate() == 0)
 599                 {
 600                         thread->addFilter(new ResampleFilter(SettingsModel::samplingRates[m_settings->samplingRate()]));
 601                 }
 602         }
 603         if((m_settings->toneAdjustBass() != 0) || (m_settings->toneAdjustTreble() != 0))
 604         {
 605                 thread->addFilter(new ToneAdjustFilter(m_settings->toneAdjustBass(), m_settings->toneAdjustTreble()));
 606         }
 607         if(m_settings->normalizationFilterEnabled())
 608         {
 609                 thread->addFilter(new NormalizeFilter(m_settings->normalizationFilterMaxVolume(), m_settings->normalizationFilterEQMode()));
 610         }
 611         if(m_settings->renameOutputFilesEnabled() && (!m_settings->renameOutputFilesPattern().simplified().isEmpty()))
 612         {
 613                 thread->setRenamePattern(m_settings->renameOutputFilesPattern());
 614         }
 615         if(m_settings->overwriteMode() != SettingsModel::Overwrite_KeepBoth)
 616         {
 617                 thread->setOverwriteMode((m_settings->overwriteMode() == SettingsModel::Overwrite_SkipFile), (m_settings->overwriteMode() == SettingsModel::Overwrite_Replaces));
 618         }
 619
 620         m_allJobs.append(thread->getId());
 621
 622         //Connect thread signals
 623         connect(thread, SIGNAL(processFinished()), this, SLOT(doneEncoding()), Qt::QueuedConnection);
 624         connect(thread, SIGNAL(processStateInitialized(QUuid,QString,QString,int)), m_progressModel, SLOT(addJob(QUuid,QString,QString,int)), Qt::QueuedConnection);
 625         connect(thread, SIGNAL(processStateChanged(QUuid,QString,int)), m_progressModel, SLOT(updateJob(QUuid,QString,int)), Qt::QueuedConnection);
 626         connect(thread, SIGNAL(processStateFinished(QUuid,QString,int)), this, SLOT(processFinished(QUuid,QString,int)), Qt::QueuedConnection);
 627         connect(thread, SIGNAL(processMessageLogged(QUuid,QString)), m_progressModel, SLOT(appendToLog(QUuid,QString)), Qt::QueuedConnection);
 628         connect(this, SIGNAL(abortRunningTasks()), thread, SLOT(abort()), Qt::DirectConnection);
 629
 630         //Initialize thread object
 631         if(!thread->init())
 632         {
 633                 qFatal("Fatal Error: Thread initialization has failed!");
 634         }
 635
 636         //Give it a go!
 637         if(!thread->start(m_threadPool))
 638         {
 639                 qWarning("Job failed to start or file was skipped!");
 640         }
 641 }
 642
 643 void ProcessingDialog::abortEncoding(bool force)
 644 {
 645         m_userAborted = true;
 646         if(force) m_forcedAbort = true;
 647         ui->button_AbortProcess->setEnabled(false);
 648         SET_PROGRESS_TEXT(tr("Aborted! Waiting for running jobs to terminate..."));
 649         emit abortRunningTasks();
 650 }
 651
 652 void ProcessingDialog::doneEncoding(void)
 653 {
 654         m_runningThreads--;
 655         ui->progressBar->setValue(ui->progressBar->value() + 1);
 656
 657         if(!m_userAborted)
 658         {
 659                 SET_PROGRESS_TEXT(tr("Encoding: %n file(s) of %1 completed so far, please wait...", "", ui->progressBar->value()).arg(QString::number(ui->progressBar->maximum())));
 660                 WinSevenTaskbar::setTaskbarProgress(this, ui->progressBar->value(), ui->progressBar->maximum());
 661         }
 662
 663         if((!m_pendingJobs.isEmpty()) && (!m_userAborted))
 664         {
 665                 QTimer::singleShot(0, this, SLOT(startNextJob()));
 666                 qDebug("%d files left, starting next job...", m_pendingJobs.count());
 667                 return;
 668         }
 669
 670         if(m_runningThreads > 0)
 671         {
 672                 qDebug("No files left, but still have %u running jobs.", m_runningThreads);
 673                 return;
 674         }
 675
 676         QApplication::setOverrideCursor(Qt::WaitCursor);
 677         qDebug("Running jobs: %u", m_runningThreads);
 678
 679         if(!m_userAborted && m_settings->createPlaylist() && !m_settings->outputToSourceDir())
 680         {
 681                 SET_PROGRESS_TEXT(tr("Creating the playlist file, please wait..."));
 682                 qApp->processEvents(QEventLoop::ExcludeUserInputEvents);
 683                 writePlayList();
 684         }
 685
 686         if(m_userAborted)
 687         {
 688                 CHANGE_BACKGROUND_COLOR(ui->frame_header, QColor("#FFF3BA"));
 689                 WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarErrorState);
 690                 WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/error.png"));
 691                 SET_PROGRESS_TEXT((m_succeededJobs.count() > 0) ? tr("Process was aborted by the user after %n file(s)!", "", m_succeededJobs.count()) : tr("Process was aborted prematurely by the user!"));
 692                 m_systemTray->showMessage(tr("LameXP - Aborted"), tr("Process was aborted by the user."), QSystemTrayIcon::Warning);
 693                 m_systemTray->setIcon(QIcon(":/icons/cd_delete.png"));
 694                 qApp->processEvents(QEventLoop::ExcludeUserInputEvents);
 695                 if(m_settings->soundsEnabled() && (!m_forcedAbort))
 696                 {
 697                         lamexp_play_sound(IDR_WAVE_ABORTED, false);
 698                 }
 699         }
 700         else
 701         {
 702                 const __int64 counter = lamexp_perfcounter_value();
 703                 const __int64 frequency  = lamexp_perfcounter_frequ();
 704                 if((counter >= 0I64) && (frequency >= 0))
 705                 {
 706                         if((m_timerStart >= 0I64) && (m_timerStart < counter))
 707                         {
 708                                 double timeElapsed = static_cast<double>(counter - m_timerStart) / static_cast<double>(frequency);
 709                                 m_progressModel->addSystemMessage(tr("Process finished after %1.").arg(time2text(timeElapsed)), ProgressModel::SysMsg_Performance);
 710                         }
 711                 }
 712
 713                 if(m_failedJobs.count() > 0)
 714                 {
 715                         CHANGE_BACKGROUND_COLOR(ui->frame_header, QColor("#FFBABA"));
 716                         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarErrorState);
 717                         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/exclamation.png"));
 718                         if(m_skippedJobs.count() > 0)
 719                         {
 720                                 SET_PROGRESS_TEXT(tr("Error: %1 of %n file(s) failed (%2). Double-click failed items for detailed information!", "", m_failedJobs.count() + m_succeededJobs.count() + m_skippedJobs.count()).arg(QString::number(m_failedJobs.count()), tr("%n file(s) skipped", "", m_skippedJobs.count())));
 721                         }
 722                         else
 723                         {
 724                                 SET_PROGRESS_TEXT(tr("Error: %1 of %n file(s) failed. Double-click failed items for detailed information!", "", m_failedJobs.count() + m_succeededJobs.count()).arg(QString::number(m_failedJobs.count())));
 725                         }
 726                         m_systemTray->showMessage(tr("LameXP - Error"), tr("At least one file has failed!"), QSystemTrayIcon::Critical);
 727                         m_systemTray->setIcon(QIcon(":/icons/cd_delete.png"));
 728                         qApp->processEvents(QEventLoop::ExcludeUserInputEvents);
 729                         if(m_settings->soundsEnabled()) lamexp_play_sound(IDR_WAVE_ERROR, false);
 730                 }
 731                 else
 732                 {
 733                         CHANGE_BACKGROUND_COLOR(ui->frame_header, QColor("#E0FFE2"));
 734                         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarNormalState);
 735                         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/accept.png"));
 736                         if(m_skippedJobs.count() > 0)
 737                         {
 738                                 SET_PROGRESS_TEXT(tr("All files completed successfully. Skipped %n file(s).", "", m_skippedJobs.count()));
 739                         }
 740                         else
 741                         {
 742                                 SET_PROGRESS_TEXT(tr("All files completed successfully."));
 743                         }
 744                         m_systemTray->showMessage(tr("LameXP - Done"), tr("All files completed successfully."), QSystemTrayIcon::Information);
 745                         m_systemTray->setIcon(QIcon(":/icons/cd_add.png"));
 746                         qApp->processEvents(QEventLoop::ExcludeUserInputEvents);
 747                         if(m_settings->soundsEnabled()) lamexp_play_sound(IDR_WAVE_SUCCESS, false);
 748                 }
 749         }
 750
 751         lamexp_enable_close_button(this, true);
 752         ui->button_closeDialog->setEnabled(true);
 753         ui->button_AbortProcess->setEnabled(false);
 754         ui->checkBox_shutdownComputer->setEnabled(false);
 755
 756         m_progressModel->restoreHiddenItems();
 757         ui->view_log->scrollToBottom();
 758         m_progressIndicator->stop();
 759         ui->progressBar->setValue(ui->progressBar->maximum());
 760         WinSevenTaskbar::setTaskbarProgress(this, ui->progressBar->value(), ui->progressBar->maximum());
 761
 762         QApplication::restoreOverrideCursor();
 763
 764         if(!m_userAborted && ui->checkBox_shutdownComputer->isChecked())
 765         {
 766                 if(shutdownComputer())
 767                 {
 768                         m_shutdownFlag = m_settings->hibernateComputer() ? shutdownFlag_Hibernate : shutdownFlag_TurnPowerOff;
 769                         accept();
 770                 }
 771         }
 772 }
 773
 774 void ProcessingDialog::processFinished(const QUuid &jobId, const QString &outFileName, int success)
 775 {
 776         if(success > 0)
 777         {
 778                 m_playList.insert(jobId, outFileName);
 779                 m_succeededJobs.append(jobId);
 780         }
 781         else if(success < 0)
 782         {
 783                 m_playList.insert(jobId, outFileName);
 784                 m_skippedJobs.append(jobId);
 785         }
 786         else
 787         {
 788                 m_failedJobs.append(jobId);
 789         }
 790
 791         //Update filter as soon as a job finished!
 792         if(m_progressViewFilter >= 0)
 793         {
 794                 QTimer::singleShot(0, this, SLOT(progressViewFilterChanged()));
 795         }
 796 }
 797
 798 void ProcessingDialog::progressModelChanged(void)
 799 {
 800         //Update filter as soon as the model changes!
 801         if(m_progressViewFilter >= 0)
 802         {
 803                 QTimer::singleShot(0, this, SLOT(progressViewFilterChanged()));
 804         }
 805
 806         QTimer::singleShot(0, ui->view_log, SLOT(scrollToBottom()));
 807 }
 808
 809 void ProcessingDialog::logViewDoubleClicked(const QModelIndex &index)
 810 {
 811         if(m_runningThreads == 0)
 812         {
 813                 const QStringList &logFile = m_progressModel->getLogFile(index);
 814
 815                 if(!logFile.isEmpty())
 816                 {
 817                         LogViewDialog *logView = new LogViewDialog(this);
 818                         logView->setWindowTitle(QString("LameXP - [%1]").arg(m_progressModel->data(index, Qt::DisplayRole).toString()));
 819                         logView->exec(logFile);
 820                         LAMEXP_DELETE(logView);
 821                 }
 822                 else
 823                 {
 824                         QMessageBox::information(this, windowTitle(), m_progressModel->data(m_progressModel->index(index.row(), 0)).toString());
 825                 }
 826         }
 827         else
 828         {
 829                 lamexp_beep(lamexp_beep_warning);
 830         }
 831 }
 832
 833 void ProcessingDialog::logViewSectionSizeChanged(int logicalIndex, int oldSize, int newSize)
 834 {
 835         if(logicalIndex == 1)
 836         {
 837                 if(QHeaderView *hdr = ui->view_log->horizontalHeader())
 838                 {
 839                         hdr->setMinimumSectionSize(qMax(hdr->minimumSectionSize(), hdr->sectionSize(1)));
 840                 }
 841         }
 842 }
 843
 844 void ProcessingDialog::contextMenuTriggered(const QPoint &pos)
 845 {
 846         QAbstractScrollArea *scrollArea = dynamic_cast<QAbstractScrollArea*>(QObject::sender());
 847         QWidget *sender = scrollArea ? scrollArea->viewport() : dynamic_cast<QWidget*>(QObject::sender());
 848
 849         if(pos.x() <= sender->width() && pos.y() <= sender->height() && pos.x() >= 0 && pos.y() >= 0)
 850         {
 851                 m_contextMenu->popup(sender->mapToGlobal(pos));
 852         }
 853 }
 854
 855 void ProcessingDialog::contextMenuDetailsActionTriggered(void)
 856 {
 857         QModelIndex index = ui->view_log->indexAt(ui->view_log->viewport()->mapFromGlobal(m_contextMenu->pos()));
 858         logViewDoubleClicked(index.isValid() ? index : ui->view_log->currentIndex());
 859 }
 860
 861 void ProcessingDialog::contextMenuShowFileActionTriggered(void)
 862 {
 863         QModelIndex index = ui->view_log->indexAt(ui->view_log->viewport()->mapFromGlobal(m_contextMenu->pos()));
 864         const QUuid &jobId = m_progressModel->getJobId(index.isValid() ? index : ui->view_log->currentIndex());
 865         QString filePath = m_playList.value(jobId, QString());
 866
 867         if(filePath.isEmpty())
 868         {
 869                 lamexp_beep(lamexp_beep_warning);
 870                 return;
 871         }
 872
 873         if(QFileInfo(filePath).exists())
 874         {
 875                 QString systemRootPath;
 876
 877                 QDir systemRoot(lamexp_known_folder(lamexp_folder_systemfolder));
 878                 if(systemRoot.exists() && systemRoot.cdUp())
 879                 {
 880                         systemRootPath = systemRoot.canonicalPath();
 881                 }
 882
 883                 if(!systemRootPath.isEmpty())
 884                 {
 885                         QFileInfo explorer(QString("%1/explorer.exe").arg(systemRootPath));
 886                         if(explorer.exists() && explorer.isFile())
 887                         {
 888                                 QProcess::execute(explorer.canonicalFilePath(), QStringList() << "/select," << QDir::toNativeSeparators(QFileInfo(filePath).canonicalFilePath()));
 889                                 return;
 890                         }
 891                 }
 892                 else
 893                 {
 894                         qWarning("SystemRoot directory could not be detected!");
 895                 }
 896         }
 897         else
 898         {
 899                 qWarning("File not found: %s", filePath.toLatin1().constData());
 900                 lamexp_beep(lamexp_beep_error);
 901         }
 902 }
 903
 904 void ProcessingDialog::contextMenuFilterActionTriggered(void)
 905 {
 906         if(QAction *action = dynamic_cast<QAction*>(QObject::sender()))
 907         {
 908                 if(action->data().type() == QVariant::Int)
 909                 {
 910                         m_progressViewFilter = action->data().toInt();
 911                         progressViewFilterChanged();
 912                         QTimer::singleShot(0, this, SLOT(progressViewFilterChanged()));
 913                         QTimer::singleShot(0, ui->view_log, SLOT(scrollToBottom()));
 914                         action->setChecked(true);
 915                 }
 916         }
 917 }
 918
 919 /*
 920  * Filter progress items
 921  */
 922 void ProcessingDialog::progressViewFilterChanged(void)
 923 {
 924         bool matchFound = false;
 925
 926         for(int i = 0; i < ui->view_log->model()->rowCount(); i++)
 927         {
 928                 QModelIndex index = (m_progressViewFilter >= 0) ? m_progressModel->index(i, 0) : QModelIndex();
 929                 const bool bHide = index.isValid() ? (m_progressModel->getJobState(index) != m_progressViewFilter) : false;
 930                 ui->view_log->setRowHidden(i, bHide); matchFound = matchFound || (!bHide);
 931         }
 932
 933         if((m_progressViewFilter >= 0) && (!matchFound))
 934         {
 935                 if(m_filterInfoLabel->isHidden() || (dynamic_cast<IntUserData*>(m_filterInfoLabel->userData(0))->value() != m_progressViewFilter))
 936                 {
 937                         dynamic_cast<IntUserData*>(m_filterInfoLabel->userData(0))->setValue(m_progressViewFilter);
 938                         m_filterInfoLabel->setText(QString("<p>&raquo; %1 &laquo;</p>").arg(tr("None of the items matches the current filtering rules")));
 939                         m_filterInfoLabel->show();
 940                         m_filterInfoLabelIcon->setPixmap(m_progressModel->getIcon(static_cast<ProgressModel::JobState>(m_progressViewFilter)).pixmap(16, 16, QIcon::Disabled));
 941                         m_filterInfoLabelIcon->show();
 942                         resizeEvent(NULL);
 943                 }
 944         }
 945         else if(!m_filterInfoLabel->isHidden())
 946         {
 947                 m_filterInfoLabel->hide();
 948                 m_filterInfoLabelIcon->hide();
 949         }
 950 }
 951
 952 ////////////////////////////////////////////////////////////
 953 // Private Functions
 954 ////////////////////////////////////////////////////////////
 955
 956 void ProcessingDialog::writePlayList(void)
 957 {
 958         if(m_succeededJobs.count() <= 0 || m_allJobs.count() <= 0)
 959         {
 960                 qWarning("WritePlayList: Nothing to do!");
 961                 return;
 962         }
 963
 964         //Init local variables
 965         QStringList list;
 966         QRegExp regExp1("\\[\\d\\d\\][^/\\\\]+$", Qt::CaseInsensitive);
 967         QRegExp regExp2("\\(\\d\\d\\)[^/\\\\]+$", Qt::CaseInsensitive);
 968         QRegExp regExp3("\\d\\d[^/\\\\]+$", Qt::CaseInsensitive);
 969         bool usePrefix[3] = {true, true, true};
 970         bool useUtf8 = false;
 971         int counter = 1;
 972
 973         //Generate playlist name
 974         QString playListName = (m_metaInfo->album().isEmpty() ? "Playlist" : m_metaInfo->album());
 975         if(!m_metaInfo->artist().isEmpty())
 976         {
 977                 playListName = QString("%1 - %2").arg(m_metaInfo->artist(), playListName);
 978         }
 979
 980         //Clean playlist name
 981         playListName = lamexp_clean_filename(playListName);
 982
 983         //Create list of audio files
 984         for(int i = 0; i < m_allJobs.count(); i++)
 985         {
 986                 if(!m_succeededJobs.contains(m_allJobs.at(i))) continue;
 987                 list << QDir::toNativeSeparators(QDir(m_settings->outputDir()).relativeFilePath(m_playList.value(m_allJobs.at(i), "N/A")));
 988         }
 989
 990         //Use prefix?
 991         for(int i = 0; i < list.count(); i++)
 992         {
 993                 if(regExp1.indexIn(list.at(i)) < 0) usePrefix[0] = false;
 994                 if(regExp2.indexIn(list.at(i)) < 0) usePrefix[1] = false;
 995                 if(regExp3.indexIn(list.at(i)) < 0) usePrefix[2] = false;
 996         }
 997         if(usePrefix[0] || usePrefix[1] || usePrefix[2])
 998         {
 999                 playListName.prepend(usePrefix[0] ? "[00] " : (usePrefix[1] ? "(00) " : "00 "));
1000         }
1001
1002         //Do we need an UTF-8 playlist?
1003         for(int i = 0; i < list.count(); i++)
1004         {
1005                 if(wcscmp(QWCHAR(QString::fromLatin1(list.at(i).toLatin1().constData())), QWCHAR(list.at(i))))
1006                 {
1007                         useUtf8 = true;
1008                         break;
1009                 }
1010         }
1011
1012         //Generate playlist output file
1013         QString playListFile = QString("%1/%2.%3").arg(m_settings->outputDir(), playListName, (useUtf8 ? "m3u8" : "m3u"));
1014         while(QFileInfo(playListFile).exists())
1015         {
1016                 playListFile = QString("%1/%2 (%3).%4").arg(m_settings->outputDir(), playListName, QString::number(++counter), (useUtf8 ? "m3u8" : "m3u"));
1017         }
1018
1019         //Now write playlist to output file
1020         QFile playList(playListFile);
1021         if(playList.open(QIODevice::WriteOnly))
1022         {
1023                 if(useUtf8)
1024                 {
1025                         playList.write("\xef\xbb\xbf");
1026                 }
1027                 playList.write("#EXTM3U\r\n");
1028                 while(!list.isEmpty())
1029                 {
1030                         playList.write(useUtf8 ? QUTF8(list.takeFirst()) : list.takeFirst().toLatin1().constData());
1031                         playList.write("\r\n");
1032                 }
1033                 playList.close();
1034         }
1035         else
1036         {
1037                 QMessageBox::warning(this, tr("Playlist creation failed"), QString("%1<br><nobr>%2</nobr>").arg(tr("The playlist file could not be created:"), playListFile));
1038         }
1039 }
1040
1041 AudioFileModel ProcessingDialog::updateMetaInfo(AudioFileModel &audioFile)
1042 {
1043         if(!m_settings->writeMetaTags())
1044         {
1045                 audioFile.metaInfo().reset();
1046                 return audioFile;
1047         }
1048
1049         audioFile.metaInfo().update(*m_metaInfo, true);
1050
1051         if(audioFile.metaInfo().position() == UINT_MAX)
1052         {
1053                 audioFile.metaInfo().setPosition(m_currentFile);
1054         }
1055
1056         return audioFile;
1057 }
1058
1059 void ProcessingDialog::systemTrayActivated(QSystemTrayIcon::ActivationReason reason)
1060 {
1061         if(reason == QSystemTrayIcon::DoubleClick)
1062         {
1063                 lamexp_bring_to_front(this);
1064         }
1065 }
1066
1067 void ProcessingDialog::cpuUsageHasChanged(const double val)
1068 {
1069
1070         ui->label_cpu->setText(QString().sprintf(" %d%%", qRound(val * 100.0)));
1071         UPDATE_MIN_WIDTH(ui->label_cpu);
1072 }
1073
1074 void ProcessingDialog::ramUsageHasChanged(const double val)
1075 {
1076
1077         ui->label_ram->setText(QString().sprintf(" %d%%", qRound(val * 100.0)));
1078         UPDATE_MIN_WIDTH(ui->label_ram);
1079 }
1080
1081 void ProcessingDialog::diskUsageHasChanged(const quint64 val)
1082 {
1083         int postfix = 0;
1084         const char *postfixStr[6] = {"B", "KB", "MB", "GB", "TB", "PB"};
1085         double space = static_cast<double>(val);
1086
1087         while((space >= 1000.0) && (postfix < 5))
1088         {
1089                 space = space / 1024.0;
1090                 postfix++;
1091         }
1092
1093         ui->label_disk->setText(QString().sprintf(" %3.1f %s", space, postfixStr[postfix]));
1094         UPDATE_MIN_WIDTH(ui->label_disk);
1095 }
1096
1097 bool ProcessingDialog::shutdownComputer(void)
1098 {
1099         const int iTimeout = m_settings->hibernateComputer() ? 10 : 30;
1100         const Qt::WindowFlags flags = Qt::WindowStaysOnTopHint | Qt::CustomizeWindowHint | Qt::WindowTitleHint | Qt::MSWindowsFixedSizeDialogHint | Qt::WindowSystemMenuHint;
1101         const QString text = QString("%1%2%1").arg(QString().fill(' ', 18), tr("Warning: Computer will shutdown in %1 seconds..."));
1102
1103         qWarning("Initiating shutdown sequence!");
1104
1105         QProgressDialog progressDialog(text.arg(iTimeout), tr("Cancel Shutdown"), 0, iTimeout + 1, this, flags);
1106         QPushButton *cancelButton = new QPushButton(tr("Cancel Shutdown"), &progressDialog);
1107         cancelButton->setIcon(QIcon(":/icons/power_on.png"));
1108         progressDialog.setModal(true);
1109         progressDialog.setAutoClose(false);
1110         progressDialog.setAutoReset(false);
1111         progressDialog.setWindowIcon(QIcon(":/icons/power_off.png"));
1112         progressDialog.setCancelButton(cancelButton);
1113         progressDialog.show();
1114
1115         qApp->processEvents(QEventLoop::ExcludeUserInputEvents);
1116
1117         if(m_settings->soundsEnabled())
1118         {
1119                 QApplication::setOverrideCursor(Qt::WaitCursor);
1120                 lamexp_play_sound(IDR_WAVE_SHUTDOWN, false);
1121                 QApplication::restoreOverrideCursor();
1122         }
1123
1124         QTimer timer;
1125         timer.setInterval(1000);
1126         timer.start();
1127
1128         QEventLoop eventLoop(this);
1129         connect(&timer, SIGNAL(timeout()), &eventLoop, SLOT(quit()));
1130         connect(&progressDialog, SIGNAL(canceled()), &eventLoop, SLOT(quit()));
1131
1132         for(int i = 1; i <= iTimeout; i++)
1133         {
1134                 eventLoop.exec();
1135                 if(progressDialog.wasCanceled())
1136                 {
1137                         progressDialog.close();
1138                         return false;
1139                 }
1140                 progressDialog.setValue(i+1);
1141                 progressDialog.setLabelText(text.arg(iTimeout-i));
1142                 if(iTimeout-i == 3) progressDialog.setCancelButton(NULL);
1143                 qApp->processEvents(QEventLoop::ExcludeUserInputEvents);
1144                 lamexp_play_sound(((i < iTimeout) ? IDR_WAVE_BEEP : IDR_WAVE_BEEP_LONG), false);
1145         }
1146
1147         progressDialog.close();
1148         return true;
1149 }
1150
1151 QString ProcessingDialog::time2text(const double timeVal) const
1152 {
1153         double intPart = 0;
1154         double frcPart = modf(timeVal, &intPart);
1155
1156         QTime time = QTime().addSecs(qRound(intPart)).addMSecs(qRound(frcPart * 1000.0));
1157
1158         QString a, b;
1159
1160         if(time.hour() > 0)
1161         {
1162                 a = tr("%n hour(s)", "", time.hour());
1163                 b = tr("%n minute(s)", "", time.minute());
1164         }
1165         else if(time.minute() > 0)
1166         {
1167                 a = tr("%n minute(s)", "", time.minute());
1168                 b = tr("%n second(s)", "", time.second());
1169         }
1170         else
1171         {
1172                 a = tr("%n second(s)", "", time.second());
1173                 b = tr("%n millisecond(s)", "", time.msec());
1174         }
1175
1176         return QString("%1, %2").arg(a, b);
1177 }
1178
1179 ////////////////////////////////////////////////////////////
1180 // HELPER FUNCTIONS
1181 ////////////////////////////////////////////////////////////
1182
1183 static int cores2instances(int cores)
1184 {
1185         //This function is a "cubic spline" with sampling points at:
1186         //(1,1); (2,2); (4,4); (8,6); (16,8); (32,11); (64,16)
1187         static const double LUT[8][5] =
1188         {
1189                 { 1.0,  0.014353554, -0.043060662, 1.028707108,  0.000000000},
1190                 { 2.0, -0.028707108,  0.215303309, 0.511979167,  0.344485294},
1191                 { 4.0,  0.010016468, -0.249379596, 2.370710784, -2.133823529},
1192                 { 8.0,  0.000282437, -0.015762868, 0.501776961,  2.850000000},
1193                 {16.0,  0.000033270, -0.003802849, 0.310416667,  3.870588235},
1194                 {32.0,  0.000006343, -0.001217831, 0.227696078,  4.752941176},
1195                 {64.0,  0.000000000,  0.000000000, 0.000000000, 16.000000000},
1196                 {DBL_MAX, 0.0, 0.0, 0.0, 0.0}
1197         };
1198
1199         double x = abs(static_cast<double>(cores)), y = 1.0;
1200
1201         for(size_t i = 0; i < 7; i++)
1202         {
1203                 if((x >= LUT[i][0]) && (x < LUT[i+1][0]))
1204                 {
1205                         y = (((((LUT[i][1] * x) + LUT[i][2]) * x) + LUT[i][3]) * x) + LUT[i][4];
1206                         break;
1207                 }
1208         }
1209
1210         return qRound(y);
1211 }