src/Dialog_Processing.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2012 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.
   9 //
  10 // This program is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License along
  16 // with this program; if not, write to the Free Software Foundation, Inc.,
  17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 //
  19 // http://www.gnu.org/licenses/gpl-2.0.txt
  20 ///////////////////////////////////////////////////////////////////////////////
  21
  22 #include "Dialog_Processing.h"
  23
  24 //UIC includes
  25 #include "../tmp/UIC_ProcessingDialog.h"
  26
  27 #include "Global.h"
  28 #include "Resource.h"
  29 #include "Model_FileList.h"
  30 #include "Model_Progress.h"
  31 #include "Model_Settings.h"
  32 #include "Thread_Process.h"
  33 #include "Thread_CPUObserver.h"
  34 #include "Thread_RAMObserver.h"
  35 #include "Thread_DiskObserver.h"
  36 #include "Dialog_LogView.h"
  37 #include "Encoder_AAC.h"
  38 #include "Encoder_AAC_FHG.h"
  39 #include "Encoder_AAC_QAAC.h"
  40 #include "Encoder_AC3.h"
  41 #include "Encoder_DCA.h"
  42 #include "Encoder_FLAC.h"
  43 #include "Encoder_MP3.h"
  44 #include "Encoder_Vorbis.h"
  45 #include "Encoder_Opus.h"
  46 #include "Encoder_Wave.h"
  47 #include "Filter_Downmix.h"
  48 #include "Filter_Normalize.h"
  49 #include "Filter_Resample.h"
  50 #include "Filter_ToneAdjust.h"
  51 #include "WinSevenTaskbar.h"
  52
  53 #include <QApplication>
  54 #include <QRect>
  55 #include <QDesktopWidget>
  56 #include <QMovie>
  57 #include <QMessageBox>
  58 #include <QTimer>
  59 #include <QCloseEvent>
  60 #include <QDesktopServices>
  61 #include <QUrl>
  62 #include <QUuid>
  63 #include <QFileInfo>
  64 #include <QDir>
  65 #include <QMenu>
  66 #include <QSystemTrayIcon>
  67 #include <QProcess>
  68 #include <QProgressDialog>
  69 #include <QResizeEvent>
  70 #include <QTime>
  71
  72 #include <MMSystem.h>
  73 #include <math.h>
  74 #include <float.h>
  75
  76 ////////////////////////////////////////////////////////////
  77
  78 //Maximum number of parallel instances
  79 #define MAX_INSTANCES 16U
  80
  81 //Function to calculate the number of instances
  82 static int cores2instances(int cores);
  83
  84 ////////////////////////////////////////////////////////////
  85
  86 #define CHANGE_BACKGROUND_COLOR(WIDGET, COLOR) do \
  87 { \
  88         QPalette palette = WIDGET->palette(); \
  89         palette.setColor(QPalette::Background, COLOR); \
  90         WIDGET->setPalette(palette); \
  91 } \
  92 while(0)
  93
  94 #define SET_PROGRESS_TEXT(TXT) do \
  95 { \
  96         ui->label_progress->setText(TXT); \
  97         m_systemTray->setToolTip(QString().sprintf("LameXP v%d.%02d\n%ls", lamexp_version_major(), lamexp_version_minor(), QString(TXT).utf16())); \
  98 } \
  99 while(0)
 100
 101 #define SET_FONT_BOLD(WIDGET,BOLD) do \
 102 { \
 103         QFont _font = WIDGET->font(); \
 104         _font.setBold(BOLD); WIDGET->setFont(_font); \
 105 } \
 106 while(0)
 107
 108 #define SET_TEXT_COLOR(WIDGET, COLOR) do \
 109 { \
 110         QPalette _palette = WIDGET->palette(); \
 111         _palette.setColor(QPalette::WindowText, (COLOR)); \
 112         _palette.setColor(QPalette::Text, (COLOR)); \
 113         WIDGET->setPalette(_palette); \
 114 } \
 115 while(0)
 116
 117 #define UPDATE_MIN_WIDTH(WIDGET) do \
 118 { \
 119         if(WIDGET->width() > WIDGET->minimumWidth()) WIDGET->setMinimumWidth(WIDGET->width()); \
 120 } \
 121 while(0)
 122
 123 ////////////////////////////////////////////////////////////
 124
 125 //Dummy class for UserData
 126 class IntUserData : public QObjectUserData
 127 {
 128 public:
 129         IntUserData(int value) : m_value(value) {/*NOP*/}
 130         int value(void) { return m_value; }
 131         void setValue(int value) { m_value = value; }
 132 private:
 133         int m_value;
 134 };
 135
 136 ////////////////////////////////////////////////////////////
 137 // Constructor
 138 ////////////////////////////////////////////////////////////
 139
 140 ProcessingDialog::ProcessingDialog(FileListModel *fileListModel, AudioFileModel *metaInfo, SettingsModel *settings, QWidget *parent)
 141 :
 142         QDialog(parent),
 143         ui(new Ui::ProcessingDialog),
 144         m_systemTray(new QSystemTrayIcon(QIcon(":/icons/cd_go.png"), this)),
 145         m_settings(settings),
 146         m_metaInfo(metaInfo),
 147         m_shutdownFlag(shutdownFlag_None),
 148         m_diskObserver(NULL),
 149         m_cpuObserver(NULL),
 150         m_ramObserver(NULL),
 151         m_progressViewFilter(-1),
 152         m_firstShow(true)
 153 {
 154         //Init the dialog, from the .ui file
 155         ui->setupUi(this);
 156         setWindowFlags(windowFlags() ^ Qt::WindowContextHelpButtonHint);
 157
 158         //Update header icon
 159         ui->label_headerIcon->setPixmap(lamexp_app_icon().pixmap(ui->label_headerIcon->size()));
 160
 161         //Setup version info
 162         ui->label_versionInfo->setText(QString().sprintf("v%d.%02d %s (Build %d)", lamexp_version_major(), lamexp_version_minor(), lamexp_version_release(), lamexp_version_build()));
 163         ui->label_versionInfo->installEventFilter(this);
 164
 165         //Register meta type
 166         qRegisterMetaType<QUuid>("QUuid");
 167
 168         //Center window in screen
 169         QRect desktopRect = QApplication::desktop()->screenGeometry();
 170         QRect thisRect = this->geometry();
 171         move((desktopRect.width() - thisRect.width()) / 2, (desktopRect.height() - thisRect.height()) / 2);
 172         setMinimumSize(thisRect.width(), thisRect.height());
 173
 174         //Enable buttons
 175         connect(ui->button_AbortProcess, SIGNAL(clicked()), this, SLOT(abortEncoding()));
 176
 177         //Init progress indicator
 178         m_progressIndicator = new QMovie(":/images/Working.gif");
 179         m_progressIndicator->setCacheMode(QMovie::CacheAll);
 180         m_progressIndicator->setSpeed(50);
 181         ui->label_headerWorking->setMovie(m_progressIndicator);
 182         ui->progressBar->setValue(0);
 183
 184         //Init progress model
 185         m_progressModel = new ProgressModel();
 186         ui->view_log->setModel(m_progressModel);
 187         ui->view_log->verticalHeader()->setResizeMode(QHeaderView::ResizeToContents);
 188         ui->view_log->verticalHeader()->hide();
 189         ui->view_log->horizontalHeader()->setResizeMode(QHeaderView::ResizeToContents);
 190         ui->view_log->horizontalHeader()->setResizeMode(0, QHeaderView::Stretch);
 191         ui->view_log->viewport()->installEventFilter(this);
 192         connect(m_progressModel, SIGNAL(rowsInserted(QModelIndex,int,int)), this, SLOT(progressModelChanged()));
 193         connect(m_progressModel, SIGNAL(rowsMoved(QModelIndex,int,int,QModelIndex,int)), this, SLOT(progressModelChanged()));
 194         connect(m_progressModel, SIGNAL(rowsRemoved(QModelIndex,int,int)), this, SLOT(progressModelChanged()));
 195         connect(m_progressModel, SIGNAL(modelReset()), this, SLOT(progressModelChanged()));
 196         connect(ui->view_log, SIGNAL(activated(QModelIndex)), this, SLOT(logViewDoubleClicked(QModelIndex)));
 197         connect(ui->view_log->horizontalHeader(), SIGNAL(sectionResized(int,int,int)), this, SLOT(logViewSectionSizeChanged(int,int,int)));
 198
 199         //Create context menu
 200         m_contextMenu = new QMenu();
 201         QAction *contextMenuDetailsAction = m_contextMenu->addAction(QIcon(":/icons/zoom.png"), tr("Show details for selected job"));
 202         QAction *contextMenuShowFileAction = m_contextMenu->addAction(QIcon(":/icons/folder_go.png"), tr("Browse Output File Location"));
 203         m_contextMenu->addSeparator();
 204
 205         //Create "filter" context menu
 206         m_progressViewFilterGroup = new QActionGroup(this);
 207         QAction *contextMenuFilterAction[5] = {NULL, NULL, NULL, NULL, NULL};
 208         if(QMenu *filterMenu = m_contextMenu->addMenu(QIcon(":/icons/filter.png"), tr("Filter Log Items")))
 209         {
 210                 contextMenuFilterAction[0] = filterMenu->addAction(m_progressModel->getIcon(ProgressModel::JobRunning), tr("Show Running Only"));
 211                 contextMenuFilterAction[1] = filterMenu->addAction(m_progressModel->getIcon(ProgressModel::JobComplete), tr("Show Succeeded Only"));
 212                 contextMenuFilterAction[2] = filterMenu->addAction(m_progressModel->getIcon(ProgressModel::JobFailed), tr("Show Failed Only"));
 213                 contextMenuFilterAction[3] = filterMenu->addAction(m_progressModel->getIcon(ProgressModel::JobSkipped), tr("Show Skipped Only"));
 214                 contextMenuFilterAction[4] = filterMenu->addAction(m_progressModel->getIcon(ProgressModel::JobState(-1)), tr("Show All Items"));
 215                 if(QAction *act = contextMenuFilterAction[0]) { m_progressViewFilterGroup->addAction(act); act->setCheckable(true); act->setData(ProgressModel::JobRunning); }
 216                 if(QAction *act = contextMenuFilterAction[1]) { m_progressViewFilterGroup->addAction(act); act->setCheckable(true); act->setData(ProgressModel::JobComplete); }
 217                 if(QAction *act = contextMenuFilterAction[2]) { m_progressViewFilterGroup->addAction(act); act->setCheckable(true); act->setData(ProgressModel::JobFailed); }
 218                 if(QAction *act = contextMenuFilterAction[3]) { m_progressViewFilterGroup->addAction(act); act->setCheckable(true); act->setData(ProgressModel::JobSkipped); }
 219                 if(QAction *act = contextMenuFilterAction[4]) { m_progressViewFilterGroup->addAction(act); act->setCheckable(true); act->setData(-1); act->setChecked(true); }
 220         }
 221
 222         //Create info label
 223         if(m_filterInfoLabel = new QLabel(ui->view_log))
 224         {
 225                 m_filterInfoLabel->setFrameShape(QFrame::NoFrame);
 226                 m_filterInfoLabel->setAlignment(Qt::AlignHCenter | Qt::AlignVCenter);
 227                 m_filterInfoLabel->setUserData(0, new IntUserData(-1));
 228                 SET_FONT_BOLD(m_filterInfoLabel, true);
 229                 SET_TEXT_COLOR(m_filterInfoLabel, Qt::darkGray);
 230                 m_filterInfoLabel->setContextMenuPolicy(Qt::CustomContextMenu);
 231                 connect(m_filterInfoLabel, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextMenuTriggered(QPoint)));
 232                 m_filterInfoLabel->hide();
 233         }
 234         if(m_filterInfoLabelIcon = new QLabel(ui->view_log))
 235         {
 236                 m_filterInfoLabelIcon->setFrameShape(QFrame::NoFrame);
 237                 m_filterInfoLabelIcon->setAlignment(Qt::AlignHCenter | Qt::AlignTop);
 238                 m_filterInfoLabelIcon->setContextMenuPolicy(Qt::CustomContextMenu);
 239                 const QIcon &ico = m_progressModel->getIcon(ProgressModel::JobState(-1));
 240                 m_filterInfoLabelIcon->setPixmap(ico.pixmap(16, 16));
 241                 connect(m_filterInfoLabelIcon, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextMenuTriggered(QPoint)));
 242                 m_filterInfoLabelIcon->hide();
 243         }
 244
 245         //Connect context menu
 246         ui->view_log->setContextMenuPolicy(Qt::CustomContextMenu);
 247         connect(ui->view_log, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextMenuTriggered(QPoint)));
 248         connect(contextMenuDetailsAction, SIGNAL(triggered(bool)), this, SLOT(contextMenuDetailsActionTriggered()));
 249         connect(contextMenuShowFileAction, SIGNAL(triggered(bool)), this, SLOT(contextMenuShowFileActionTriggered()));
 250         for(size_t i = 0; i < 5; i++)
 251         {
 252                 if(contextMenuFilterAction[i]) connect(contextMenuFilterAction[i], SIGNAL(triggered(bool)), this, SLOT(contextMenuFilterActionTriggered()));
 253         }
 254         SET_FONT_BOLD(contextMenuDetailsAction, true);
 255
 256         //Enque jobs
 257         if(fileListModel)
 258         {
 259                 for(int i = 0; i < fileListModel->rowCount(); i++)
 260                 {
 261                         m_pendingJobs.append(fileListModel->getFile(fileListModel->index(i,0)));
 262                 }
 263         }
 264
 265         //Translate
 266         ui->label_headerStatus->setText(QString("<b>%1</b><br>%2").arg(tr("Encoding Files"), tr("Your files are being encoded, please be patient...")));
 267
 268         //Enable system tray icon
 269         connect(m_systemTray, SIGNAL(activated(QSystemTrayIcon::ActivationReason)), this, SLOT(systemTrayActivated(QSystemTrayIcon::ActivationReason)));
 270
 271         //Init other vars
 272         m_runningThreads = 0;
 273         m_currentFile = 0;
 274         m_allJobs.clear();
 275         m_succeededJobs.clear();
 276         m_failedJobs.clear();
 277         m_skippedJobs.clear();
 278         m_userAborted = false;
 279         m_forcedAbort = false;
 280         m_timerStart = 0I64;
 281 }
 282
 283 ////////////////////////////////////////////////////////////
 284 // Destructor
 285 ////////////////////////////////////////////////////////////
 286
 287 ProcessingDialog::~ProcessingDialog(void)
 288 {
 289         ui->view_log->setModel(NULL);
 290
 291         if(m_progressIndicator)
 292         {
 293                 m_progressIndicator->stop();
 294         }
 295
 296         if(m_diskObserver)
 297         {
 298                 m_diskObserver->stop();
 299                 if(!m_diskObserver->wait(15000))
 300                 {
 301                         m_diskObserver->terminate();
 302                         m_diskObserver->wait();
 303                 }
 304         }
 305         if(m_cpuObserver)
 306         {
 307                 m_cpuObserver->stop();
 308                 if(!m_cpuObserver->wait(15000))
 309                 {
 310                         m_cpuObserver->terminate();
 311                         m_cpuObserver->wait();
 312                 }
 313         }
 314         if(m_ramObserver)
 315         {
 316                 m_ramObserver->stop();
 317                 if(!m_ramObserver->wait(15000))
 318                 {
 319                         m_ramObserver->terminate();
 320                         m_ramObserver->wait();
 321                 }
 322         }
 323
 324         while(!m_threadList.isEmpty())
 325         {
 326                 ProcessThread *thread = m_threadList.takeFirst();
 327                 thread->terminate();
 328                 thread->wait(15000);
 329                 delete thread;
 330         }
 331
 332         LAMEXP_DELETE(m_progressIndicator);
 333         LAMEXP_DELETE(m_systemTray);
 334         LAMEXP_DELETE(m_diskObserver);
 335         LAMEXP_DELETE(m_cpuObserver);
 336         LAMEXP_DELETE(m_ramObserver);
 337         LAMEXP_DELETE(m_progressViewFilterGroup);
 338         LAMEXP_DELETE(m_filterInfoLabel);
 339         LAMEXP_DELETE(m_filterInfoLabelIcon);
 340         LAMEXP_DELETE(m_contextMenu);
 341         LAMEXP_DELETE(m_progressModel);
 342
 343         WinSevenTaskbar::setOverlayIcon(this, NULL);
 344         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarNoState);
 345
 346         LAMEXP_DELETE(ui);
 347 }
 348
 349 ////////////////////////////////////////////////////////////
 350 // EVENTS
 351 ////////////////////////////////////////////////////////////
 352
 353 void ProcessingDialog::showEvent(QShowEvent *event)
 354 {
 355         QDialog::showEvent(event);
 356
 357         if(m_firstShow)
 358         {
 359                 static const char *NA = " N/A";
 360
 361                 setCloseButtonEnabled(false);
 362                 ui->button_closeDialog->setEnabled(false);
 363                 ui->button_AbortProcess->setEnabled(false);
 364                 m_systemTray->setVisible(true);
 365
 366                 if(!SetPriorityClass(GetCurrentProcess(), ABOVE_NORMAL_PRIORITY_CLASS))
 367                 {
 368                         SetPriorityClass(GetCurrentProcess(), HIGH_PRIORITY_CLASS);
 369                 }
 370
 371                 ui->label_cpu->setText(NA);
 372                 ui->label_disk->setText(NA);
 373                 ui->label_ram->setText(NA);
 374
 375                 QTimer::singleShot(1000, this, SLOT(initEncoding()));
 376                 m_firstShow = false;
 377         }
 378
 379         //Force update geometry
 380         resizeEvent(NULL);
 381 }
 382
 383 void ProcessingDialog::closeEvent(QCloseEvent *event)
 384 {
 385         if(!ui->button_closeDialog->isEnabled())
 386         {
 387                 event->ignore();
 388         }
 389         else
 390         {
 391                 m_systemTray->setVisible(false);
 392         }
 393 }
 394
 395 bool ProcessingDialog::eventFilter(QObject *obj, QEvent *event)
 396 {
 397         static QColor defaultColor = QColor();
 398
 399         if(obj == ui->label_versionInfo)
 400         {
 401                 if(event->type() == QEvent::Enter)
 402                 {
 403                         QPalette palette = ui->label_versionInfo->palette();
 404                         defaultColor = palette.color(QPalette::Normal, QPalette::WindowText);
 405                         palette.setColor(QPalette::Normal, QPalette::WindowText, Qt::red);
 406                         ui->label_versionInfo->setPalette(palette);
 407                 }
 408                 else if(event->type() == QEvent::Leave)
 409                 {
 410                         QPalette palette = ui->label_versionInfo->palette();
 411                         palette.setColor(QPalette::Normal, QPalette::WindowText, defaultColor);
 412                         ui->label_versionInfo->setPalette(palette);
 413                 }
 414                 else if(event->type() == QEvent::MouseButtonPress)
 415                 {
 416                         QUrl url(lamexp_website_url());
 417                         QDesktopServices::openUrl(url);
 418                 }
 419         }
 420
 421         return false;
 422 }
 423
 424 bool ProcessingDialog::event(QEvent *e)
 425 {
 426         switch(e->type())
 427         {
 428         case lamexp_event_queryendsession:
 429                 qWarning("System is shutting down, preparing to abort...");
 430                 if(!m_userAborted) abortEncoding(true);
 431                 return true;
 432         case lamexp_event_endsession:
 433                 qWarning("System is shutting down, encoding will be aborted now...");
 434                 if(isVisible())
 435                 {
 436                         while(!close())
 437                         {
 438                                 if(!m_userAborted) abortEncoding(true);
 439                                 QApplication::processEvents(QEventLoop::WaitForMoreEvents & QEventLoop::ExcludeUserInputEvents);
 440                         }
 441                 }
 442                 m_pendingJobs.clear();
 443                 return true;
 444         default:
 445                 return QDialog::event(e);
 446         }
 447 }
 448
 449 /*
 450  * Window was resized
 451  */
 452 void ProcessingDialog::resizeEvent(QResizeEvent *event)
 453 {
 454         if(event) QDialog::resizeEvent(event);
 455
 456         if(QWidget *port = ui->view_log->viewport())
 457         {
 458                 QRect geom = port->geometry();
 459                 m_filterInfoLabel->setGeometry(geom.left() + 16, geom.top() + 16, geom.width() - 32, 48);
 460                 m_filterInfoLabelIcon->setGeometry(geom.left() + 16, geom.top() + 64, geom.width() - 32, geom.height() - 80);
 461         }
 462 }
 463
 464 bool ProcessingDialog::winEvent(MSG *message, long *result)
 465 {
 466         return WinSevenTaskbar::handleWinEvent(message, result);
 467 }
 468
 469 ////////////////////////////////////////////////////////////
 470 // SLOTS
 471 ////////////////////////////////////////////////////////////
 472
 473 void ProcessingDialog::initEncoding(void)
 474 {
 475         qDebug("Initializing encoding process...");
 476
 477         m_runningThreads = 0;
 478         m_currentFile = 0;
 479         m_allJobs.clear();
 480         m_succeededJobs.clear();
 481         m_failedJobs.clear();
 482         m_skippedJobs.clear();
 483         m_userAborted = false;
 484         m_forcedAbort = false;
 485         m_playList.clear();
 486
 487         CHANGE_BACKGROUND_COLOR(ui->frame_header, QColor(Qt::white));
 488         SET_PROGRESS_TEXT(tr("Encoding files, please wait..."));
 489         m_progressIndicator->start();
 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         unsigned int maximumInstances = qBound(0U, m_settings->maximumInstances(), MAX_INSTANCES);
 522         if(maximumInstances < 1)
 523         {
 524                 lamexp_cpu_t cpuFeatures = lamexp_detect_cpu_features(lamexp_arguments());
 525                 maximumInstances = cores2instances(qBound(1, cpuFeatures.count, 64));
 526         }
 527
 528         maximumInstances = qBound(1U, maximumInstances, static_cast<unsigned int>(m_pendingJobs.count()));
 529         if(maximumInstances > 1)
 530         {
 531                 m_progressModel->addSystemMessage(tr("Multi-threading enabled: Running %1 instances in parallel!").arg(QString::number(maximumInstances)));
 532         }
 533
 534         for(unsigned int i = 0; i < maximumInstances; i++)
 535         {
 536                 startNextJob();
 537                 qApp->processEvents();
 538         }
 539
 540         LARGE_INTEGER counter;
 541         if(QueryPerformanceCounter(&counter))
 542         {
 543                 m_timerStart = counter.QuadPart;
 544         }
 545 }
 546
 547 void ProcessingDialog::abortEncoding(bool force)
 548 {
 549         m_userAborted = true;
 550         if(force) m_forcedAbort = true;
 551         ui->button_AbortProcess->setEnabled(false);
 552         SET_PROGRESS_TEXT(tr("Aborted! Waiting for running jobs to terminate..."));
 553
 554         for(int i = 0; i < m_threadList.count(); i++)
 555         {
 556                 m_threadList.at(i)->abort();
 557         }
 558 }
 559
 560 void ProcessingDialog::doneEncoding(void)
 561 {
 562         m_runningThreads--;
 563         ui->progressBar->setValue(ui->progressBar->value() + 1);
 564
 565         if(!m_userAborted)
 566         {
 567                 SET_PROGRESS_TEXT(tr("Encoding: %1 files of %2 completed so far, please wait...").arg(QString::number(ui->progressBar->value()), QString::number(ui->progressBar->maximum())));
 568                 WinSevenTaskbar::setTaskbarProgress(this, ui->progressBar->value(), ui->progressBar->maximum());
 569         }
 570
 571         int index = m_threadList.indexOf(dynamic_cast<ProcessThread*>(QWidget::sender()));
 572         if(index >= 0)
 573         {
 574                 m_threadList.takeAt(index)->deleteLater();
 575         }
 576
 577         if(!m_pendingJobs.isEmpty() && !m_userAborted)
 578         {
 579                 startNextJob();
 580                 qDebug("Running jobs: %u", m_runningThreads);
 581                 return;
 582         }
 583
 584         if(m_runningThreads > 0)
 585         {
 586                 qDebug("Running jobs: %u", m_runningThreads);
 587                 return;
 588         }
 589
 590         QApplication::setOverrideCursor(Qt::WaitCursor);
 591         qDebug("Running jobs: %u", m_runningThreads);
 592
 593         if(!m_userAborted && m_settings->createPlaylist() && !m_settings->outputToSourceDir())
 594         {
 595                 SET_PROGRESS_TEXT(tr("Creating the playlist file, please wait..."));
 596                 QApplication::processEvents();
 597                 writePlayList();
 598         }
 599
 600         if(m_userAborted)
 601         {
 602                 CHANGE_BACKGROUND_COLOR(ui->frame_header, QColor("#FFF3BA"));
 603                 WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarErrorState);
 604                 WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/error.png"));
 605                 SET_PROGRESS_TEXT((m_succeededJobs.count() > 0) ? tr("Process was aborted by the user after %1 file(s)!").arg(QString::number(m_succeededJobs.count())) : tr("Process was aborted prematurely by the user!"));
 606                 m_systemTray->showMessage(tr("LameXP - Aborted"), tr("Process was aborted by the user."), QSystemTrayIcon::Warning);
 607                 m_systemTray->setIcon(QIcon(":/icons/cd_delete.png"));
 608                 QApplication::processEvents();
 609                 if(m_settings->soundsEnabled() && !m_forcedAbort)
 610                 {
 611                         PlaySound(MAKEINTRESOURCE(IDR_WAVE_ABORTED), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 612                 }
 613         }
 614         else
 615         {
 616                 LARGE_INTEGER counter, frequency;
 617                 if(QueryPerformanceCounter(&counter) && QueryPerformanceFrequency(&frequency))
 618                 {
 619                         if((m_timerStart > 0I64) && (frequency.QuadPart > 0I64) && (m_timerStart < counter.QuadPart))
 620                         {
 621                                 double timeElapsed = static_cast<double>(counter.QuadPart - m_timerStart) / static_cast<double>(frequency.QuadPart);
 622                                 m_progressModel->addSystemMessage(tr("Process finished after %1.").arg(time2text(timeElapsed)), ProgressModel::SysMsg_Performance);
 623                         }
 624                 }
 625
 626                 if(m_failedJobs.count() > 0)
 627                 {
 628                         CHANGE_BACKGROUND_COLOR(ui->frame_header, QColor("#FFBABA"));
 629                         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarErrorState);
 630                         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/exclamation.png"));
 631                         if(m_skippedJobs.count() > 0)
 632                         {
 633                                 SET_PROGRESS_TEXT(tr("Error: %1 of %2 files failed (%3 files skipped). Double-click failed items for detailed information!").arg(QString::number(m_failedJobs.count()), QString::number(m_failedJobs.count() + m_succeededJobs.count() + m_skippedJobs.count()), QString::number(m_skippedJobs.count())));
 634                         }
 635                         else
 636                         {
 637                                 SET_PROGRESS_TEXT(tr("Error: %1 of %2 files failed. Double-click failed items for detailed information!").arg(QString::number(m_failedJobs.count()), QString::number(m_failedJobs.count() + m_succeededJobs.count())));
 638                         }
 639                         m_systemTray->showMessage(tr("LameXP - Error"), tr("At least one file has failed!"), QSystemTrayIcon::Critical);
 640                         m_systemTray->setIcon(QIcon(":/icons/cd_delete.png"));
 641                         QApplication::processEvents();
 642                         if(m_settings->soundsEnabled()) PlaySound(MAKEINTRESOURCE(IDR_WAVE_ERROR), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 643                 }
 644                 else
 645                 {
 646                         CHANGE_BACKGROUND_COLOR(ui->frame_header, QColor("#E0FFE2"));
 647                         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarNormalState);
 648                         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/accept.png"));
 649                         if(m_skippedJobs.count() > 0)
 650                         {
 651                                 SET_PROGRESS_TEXT(tr("All files completed successfully. Skipped %1 files.").arg(QString::number(m_skippedJobs.count())));
 652                         }
 653                         else
 654                         {
 655                                 SET_PROGRESS_TEXT(tr("All files completed successfully."));
 656                         }
 657                         m_systemTray->showMessage(tr("LameXP - Done"), tr("All files completed successfully."), QSystemTrayIcon::Information);
 658                         m_systemTray->setIcon(QIcon(":/icons/cd_add.png"));
 659                         QApplication::processEvents();
 660                         if(m_settings->soundsEnabled()) PlaySound(MAKEINTRESOURCE(IDR_WAVE_SUCCESS), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 661                 }
 662         }
 663
 664         setCloseButtonEnabled(true);
 665         ui->button_closeDialog->setEnabled(true);
 666         ui->button_AbortProcess->setEnabled(false);
 667         ui->checkBox_shutdownComputer->setEnabled(false);
 668
 669         m_progressModel->restoreHiddenItems();
 670         ui->view_log->scrollToBottom();
 671         m_progressIndicator->stop();
 672         ui->progressBar->setValue(ui->progressBar->maximum());
 673         WinSevenTaskbar::setTaskbarProgress(this, ui->progressBar->value(), ui->progressBar->maximum());
 674
 675         QApplication::restoreOverrideCursor();
 676
 677         if(!m_userAborted && ui->checkBox_shutdownComputer->isChecked())
 678         {
 679                 if(shutdownComputer())
 680                 {
 681                         m_shutdownFlag = m_settings->hibernateComputer() ? shutdownFlag_Hibernate : shutdownFlag_TurnPowerOff;
 682                         accept();
 683                 }
 684         }
 685 }
 686
 687 void ProcessingDialog::processFinished(const QUuid &jobId, const QString &outFileName, int success)
 688 {
 689         if(success > 0)
 690         {
 691                 m_playList.insert(jobId, outFileName);
 692                 m_succeededJobs.append(jobId);
 693         }
 694         else if(success < 0)
 695         {
 696                 m_playList.insert(jobId, outFileName);
 697                 m_skippedJobs.append(jobId);
 698         }
 699         else
 700         {
 701                 m_failedJobs.append(jobId);
 702         }
 703
 704         //Update filter as soon as a job finished!
 705         if(m_progressViewFilter >= 0)
 706         {
 707                 QTimer::singleShot(0, this, SLOT(progressViewFilterChanged()));
 708         }
 709 }
 710
 711 void ProcessingDialog::progressModelChanged(void)
 712 {
 713         //Update filter as soon as the model changes!
 714         if(m_progressViewFilter >= 0)
 715         {
 716                 QTimer::singleShot(0, this, SLOT(progressViewFilterChanged()));
 717         }
 718
 719         QTimer::singleShot(0, ui->view_log, SLOT(scrollToBottom()));
 720 }
 721
 722 void ProcessingDialog::logViewDoubleClicked(const QModelIndex &index)
 723 {
 724         if(m_runningThreads == 0)
 725         {
 726                 const QStringList &logFile = m_progressModel->getLogFile(index);
 727
 728                 if(!logFile.isEmpty())
 729                 {
 730                         LogViewDialog *logView = new LogViewDialog(this);
 731                         logView->setWindowTitle(QString("LameXP - [%1]").arg(m_progressModel->data(index, Qt::DisplayRole).toString()));
 732                         logView->exec(logFile);
 733                         LAMEXP_DELETE(logView);
 734                 }
 735                 else
 736                 {
 737                         QMessageBox::information(this, windowTitle(), m_progressModel->data(m_progressModel->index(index.row(), 0)).toString());
 738                 }
 739         }
 740         else
 741         {
 742                 MessageBeep(MB_ICONWARNING);
 743         }
 744 }
 745
 746 void ProcessingDialog::logViewSectionSizeChanged(int logicalIndex, int oldSize, int newSize)
 747 {
 748         if(logicalIndex == 1)
 749         {
 750                 if(QHeaderView *hdr = ui->view_log->horizontalHeader())
 751                 {
 752                         hdr->setMinimumSectionSize(qMax(hdr->minimumSectionSize(), hdr->sectionSize(1)));
 753                 }
 754         }
 755 }
 756
 757 void ProcessingDialog::contextMenuTriggered(const QPoint &pos)
 758 {
 759         QAbstractScrollArea *scrollArea = dynamic_cast<QAbstractScrollArea*>(QObject::sender());
 760         QWidget *sender = scrollArea ? scrollArea->viewport() : dynamic_cast<QWidget*>(QObject::sender());
 761
 762         if(pos.x() <= sender->width() && pos.y() <= sender->height() && pos.x() >= 0 && pos.y() >= 0)
 763         {
 764                 m_contextMenu->popup(sender->mapToGlobal(pos));
 765         }
 766 }
 767
 768 void ProcessingDialog::contextMenuDetailsActionTriggered(void)
 769 {
 770         QModelIndex index = ui->view_log->indexAt(ui->view_log->viewport()->mapFromGlobal(m_contextMenu->pos()));
 771         logViewDoubleClicked(index.isValid() ? index : ui->view_log->currentIndex());
 772 }
 773
 774 void ProcessingDialog::contextMenuShowFileActionTriggered(void)
 775 {
 776         QModelIndex index = ui->view_log->indexAt(ui->view_log->viewport()->mapFromGlobal(m_contextMenu->pos()));
 777         const QUuid &jobId = m_progressModel->getJobId(index.isValid() ? index : ui->view_log->currentIndex());
 778         QString filePath = m_playList.value(jobId, QString());
 779
 780         if(filePath.isEmpty())
 781         {
 782                 MessageBeep(MB_ICONWARNING);
 783                 return;
 784         }
 785
 786         if(QFileInfo(filePath).exists())
 787         {
 788                 QString systemRootPath;
 789
 790                 QDir systemRoot(lamexp_known_folder(lamexp_folder_systemfolder));
 791                 if(systemRoot.exists() && systemRoot.cdUp())
 792                 {
 793                         systemRootPath = systemRoot.canonicalPath();
 794                 }
 795
 796                 if(!systemRootPath.isEmpty())
 797                 {
 798                         QFileInfo explorer(QString("%1/explorer.exe").arg(systemRootPath));
 799                         if(explorer.exists() && explorer.isFile())
 800                         {
 801                                 QProcess::execute(explorer.canonicalFilePath(), QStringList() << "/select," << QDir::toNativeSeparators(QFileInfo(filePath).canonicalFilePath()));
 802                                 return;
 803                         }
 804                 }
 805                 else
 806                 {
 807                         qWarning("SystemRoot directory could not be detected!");
 808                 }
 809         }
 810         else
 811         {
 812                 qWarning("File not found: %s", filePath.toLatin1().constData());
 813                 MessageBeep(MB_ICONERROR);
 814         }
 815 }
 816
 817 void ProcessingDialog::contextMenuFilterActionTriggered(void)
 818 {
 819         if(QAction *action = dynamic_cast<QAction*>(QObject::sender()))
 820         {
 821                 if(action->data().type() == QVariant::Int)
 822                 {
 823                         m_progressViewFilter = action->data().toInt();
 824                         progressViewFilterChanged();
 825                         QTimer::singleShot(0, this, SLOT(progressViewFilterChanged()));
 826                         QTimer::singleShot(0, ui->view_log, SLOT(scrollToBottom()));
 827                         action->setChecked(true);
 828                 }
 829         }
 830 }
 831
 832 /*
 833  * Filter progress items
 834  */
 835 void ProcessingDialog::progressViewFilterChanged(void)
 836 {
 837         bool matchFound = false;
 838
 839         for(int i = 0; i < ui->view_log->model()->rowCount(); i++)
 840         {
 841                 QModelIndex index = (m_progressViewFilter >= 0) ? m_progressModel->index(i, 0) : QModelIndex();
 842                 const bool bHide = index.isValid() ? (m_progressModel->getJobState(index) != m_progressViewFilter) : false;
 843                 ui->view_log->setRowHidden(i, bHide); matchFound = matchFound || (!bHide);
 844         }
 845
 846         if((m_progressViewFilter >= 0) && (!matchFound))
 847         {
 848                 if(m_filterInfoLabel->isHidden() || (dynamic_cast<IntUserData*>(m_filterInfoLabel->userData(0))->value() != m_progressViewFilter))
 849                 {
 850                         dynamic_cast<IntUserData*>(m_filterInfoLabel->userData(0))->setValue(m_progressViewFilter);
 851                         m_filterInfoLabel->setText(QString("<p>&raquo; %1 &laquo;</p>").arg(tr("None of the items matches the current filtering rules")));
 852                         m_filterInfoLabel->show();
 853                         m_filterInfoLabelIcon->setPixmap(m_progressModel->getIcon(static_cast<ProgressModel::JobState>(m_progressViewFilter)).pixmap(16, 16, QIcon::Disabled));
 854                         m_filterInfoLabelIcon->show();
 855                         resizeEvent(NULL);
 856                 }
 857         }
 858         else if(!m_filterInfoLabel->isHidden())
 859         {
 860                 m_filterInfoLabel->hide();
 861                 m_filterInfoLabelIcon->hide();
 862         }
 863 }
 864
 865 ////////////////////////////////////////////////////////////
 866 // Private Functions
 867 ////////////////////////////////////////////////////////////
 868
 869 void ProcessingDialog::startNextJob(void)
 870 {
 871         if(m_pendingJobs.isEmpty())
 872         {
 873                 return;
 874         }
 875
 876         m_currentFile++;
 877         AudioFileModel currentFile = updateMetaInfo(m_pendingJobs.takeFirst());
 878         bool nativeResampling = false;
 879
 880         //Create encoder instance
 881         AbstractEncoder *encoder = makeEncoder(&nativeResampling);
 882
 883         //Create processing thread
 884         ProcessThread *thread = new ProcessThread
 885         (
 886                 currentFile,
 887                 (m_settings->outputToSourceDir() ? QFileInfo(currentFile.filePath()).absolutePath() : m_settings->outputDir()),
 888                 (m_settings->customTempPathEnabled() ? m_settings->customTempPath() : lamexp_temp_folder2()),
 889                 encoder,
 890                 m_settings->prependRelativeSourcePath() && (!m_settings->outputToSourceDir())
 891         );
 892
 893         //Add audio filters
 894         if(m_settings->forceStereoDownmix())
 895         {
 896                 thread->addFilter(new DownmixFilter());
 897         }
 898         if((m_settings->samplingRate() > 0) && !nativeResampling)
 899         {
 900                 if(SettingsModel::samplingRates[m_settings->samplingRate()] != currentFile.formatAudioSamplerate() || currentFile.formatAudioSamplerate() == 0)
 901                 {
 902                         thread->addFilter(new ResampleFilter(SettingsModel::samplingRates[m_settings->samplingRate()]));
 903                 }
 904         }
 905         if((m_settings->toneAdjustBass() != 0) || (m_settings->toneAdjustTreble() != 0))
 906         {
 907                 thread->addFilter(new ToneAdjustFilter(m_settings->toneAdjustBass(), m_settings->toneAdjustTreble()));
 908         }
 909         if(m_settings->normalizationFilterEnabled())
 910         {
 911                 thread->addFilter(new NormalizeFilter(m_settings->normalizationFilterMaxVolume(), m_settings->normalizationFilterEqualizationMode()));
 912         }
 913         if(m_settings->renameOutputFilesEnabled() && (!m_settings->renameOutputFilesPattern().simplified().isEmpty()))
 914         {
 915                 thread->setRenamePattern(m_settings->renameOutputFilesPattern());
 916         }
 917         if(m_settings->overwriteMode() != SettingsModel::Overwrite_KeepBoth)
 918         {
 919                 thread->setOverwriteMode((m_settings->overwriteMode() == SettingsModel::Overwrite_SkipFile), (m_settings->overwriteMode() == SettingsModel::Overwrite_Replaces));
 920         }
 921
 922         m_threadList.append(thread);
 923         m_allJobs.append(thread->getId());
 924
 925         //Connect thread signals
 926         connect(thread, SIGNAL(finished()), this, SLOT(doneEncoding()), Qt::QueuedConnection);
 927         connect(thread, SIGNAL(processStateInitialized(QUuid,QString,QString,int)), m_progressModel, SLOT(addJob(QUuid,QString,QString,int)), Qt::QueuedConnection);
 928         connect(thread, SIGNAL(processStateChanged(QUuid,QString,int)), m_progressModel, SLOT(updateJob(QUuid,QString,int)), Qt::QueuedConnection);
 929         connect(thread, SIGNAL(processStateFinished(QUuid,QString,int)), this, SLOT(processFinished(QUuid,QString,int)), Qt::QueuedConnection);
 930         connect(thread, SIGNAL(processMessageLogged(QUuid,QString)), m_progressModel, SLOT(appendToLog(QUuid,QString)), Qt::QueuedConnection);
 931
 932         //Give it a go!
 933         m_runningThreads++;
 934         thread->start();
 935
 936         //Give thread some advance
 937         for(unsigned int i = 0; i < MAX_INSTANCES; i++)
 938         {
 939                 QThread::yieldCurrentThread();
 940         }
 941 }
 942
 943 AbstractEncoder *ProcessingDialog::makeEncoder(bool *nativeResampling)
 944 {
 945         AbstractEncoder *encoder =  NULL;
 946         *nativeResampling = false;
 947
 948         switch(m_settings->compressionEncoder())
 949         {
 950         case SettingsModel::MP3Encoder:
 951                 {
 952                         MP3Encoder *mp3Encoder = new MP3Encoder();
 953                         mp3Encoder->setBitrate(m_settings->compressionBitrate());
 954                         mp3Encoder->setRCMode(m_settings->compressionRCMode());
 955                         mp3Encoder->setAlgoQuality(m_settings->lameAlgoQuality());
 956                         if(m_settings->bitrateManagementEnabled())
 957                         {
 958                                 mp3Encoder->setBitrateLimits(m_settings->bitrateManagementMinRate(), m_settings->bitrateManagementMaxRate());
 959                         }
 960                         if(m_settings->samplingRate() > 0)
 961                         {
 962                                 mp3Encoder->setSamplingRate(SettingsModel::samplingRates[m_settings->samplingRate()]);
 963                                 *nativeResampling = true;
 964                         }
 965                         mp3Encoder->setChannelMode(m_settings->lameChannelMode());
 966                         mp3Encoder->setCustomParams(m_settings->customParametersLAME());
 967                         encoder = mp3Encoder;
 968                 }
 969                 break;
 970         case SettingsModel::VorbisEncoder:
 971                 {
 972                         VorbisEncoder *vorbisEncoder = new VorbisEncoder();
 973                         vorbisEncoder->setBitrate(m_settings->compressionBitrate());
 974                         vorbisEncoder->setRCMode(m_settings->compressionRCMode());
 975                         if(m_settings->bitrateManagementEnabled())
 976                         {
 977                                 vorbisEncoder->setBitrateLimits(m_settings->bitrateManagementMinRate(), m_settings->bitrateManagementMaxRate());
 978                         }
 979                         if(m_settings->samplingRate() > 0)
 980                         {
 981                                 vorbisEncoder->setSamplingRate(SettingsModel::samplingRates[m_settings->samplingRate()]);
 982                                 *nativeResampling = true;
 983                         }
 984                         vorbisEncoder->setCustomParams(m_settings->customParametersOggEnc());
 985                         encoder = vorbisEncoder;
 986                 }
 987                 break;
 988         case SettingsModel::AACEncoder:
 989                 {
 990                         if(lamexp_check_tool("qaac.exe") && lamexp_check_tool("libsoxrate.dll"))
 991                         {
 992                                 QAACEncoder *aacEncoder = new QAACEncoder();
 993                                 aacEncoder->setBitrate(m_settings->compressionBitrate());
 994                                 aacEncoder->setRCMode(m_settings->compressionRCMode());
 995                                 aacEncoder->setProfile(m_settings->aacEncProfile());
 996                                 aacEncoder->setCustomParams(m_settings->customParametersAacEnc());
 997                                 encoder = aacEncoder;
 998                         }
 999                         else if(lamexp_check_tool("fhgaacenc.exe") && lamexp_check_tool("enc_fhgaac.dll"))
1000                         {
1001                                 FHGAACEncoder *aacEncoder = new FHGAACEncoder();
1002                                 aacEncoder->setBitrate(m_settings->compressionBitrate());
1003                                 aacEncoder->setRCMode(m_settings->compressionRCMode());
1004                                 aacEncoder->setProfile(m_settings->aacEncProfile());
1005                                 aacEncoder->setCustomParams(m_settings->customParametersAacEnc());
1006                                 encoder = aacEncoder;
1007                         }
1008                         else
1009                         {
1010                                 AACEncoder *aacEncoder = new AACEncoder();
1011                                 aacEncoder->setBitrate(m_settings->compressionBitrate());
1012                                 aacEncoder->setRCMode(m_settings->compressionRCMode());
1013                                 aacEncoder->setEnable2Pass(m_settings->neroAACEnable2Pass());
1014                                 aacEncoder->setProfile(m_settings->aacEncProfile());
1015                                 aacEncoder->setCustomParams(m_settings->customParametersAacEnc());
1016                                 encoder = aacEncoder;
1017                         }
1018                 }
1019                 break;
1020         case SettingsModel::AC3Encoder:
1021                 {
1022                         AC3Encoder *ac3Encoder = new AC3Encoder();
1023                         ac3Encoder->setBitrate(m_settings->compressionBitrate());
1024                         ac3Encoder->setRCMode(m_settings->compressionRCMode());
1025                         ac3Encoder->setCustomParams(m_settings->customParametersAften());
1026                         ac3Encoder->setAudioCodingMode(m_settings->aftenAudioCodingMode());
1027                         ac3Encoder->setDynamicRangeCompression(m_settings->aftenDynamicRangeCompression());
1028                         ac3Encoder->setExponentSearchSize(m_settings->aftenExponentSearchSize());
1029                         ac3Encoder->setFastBitAllocation(m_settings->aftenFastBitAllocation());
1030                         encoder = ac3Encoder;
1031                 }
1032                 break;
1033         case SettingsModel::FLACEncoder:
1034                 {
1035                         FLACEncoder *flacEncoder = new FLACEncoder();
1036                         flacEncoder->setBitrate(m_settings->compressionBitrate());
1037                         flacEncoder->setRCMode(m_settings->compressionRCMode());
1038                         flacEncoder->setCustomParams(m_settings->customParametersFLAC());
1039                         encoder = flacEncoder;
1040                 }
1041                 break;
1042         case SettingsModel::OpusEncoder:
1043                 {
1044                         OpusEncoder *opusEncoder = new OpusEncoder();
1045                         opusEncoder->setBitrate(m_settings->compressionBitrate());
1046                         opusEncoder->setRCMode(m_settings->compressionRCMode());
1047                         opusEncoder->setOptimizeFor(m_settings->opusOptimizeFor());
1048                         opusEncoder->setEncodeComplexity(m_settings->opusComplexity());
1049                         opusEncoder->setFrameSize(m_settings->opusFramesize());
1050                         opusEncoder->setCustomParams(m_settings->customParametersOpus());
1051                         encoder = opusEncoder;
1052                 }
1053                 break;  case SettingsModel::DCAEncoder:
1054                 {
1055                         DCAEncoder *dcaEncoder = new DCAEncoder();
1056                         dcaEncoder->setBitrate(m_settings->compressionBitrate());
1057                         dcaEncoder->setRCMode(m_settings->compressionRCMode());
1058                         encoder = dcaEncoder;
1059                 }
1060                 break;
1061         case SettingsModel::PCMEncoder:
1062                 {
1063                         WaveEncoder *waveEncoder = new WaveEncoder();
1064                         waveEncoder->setBitrate(m_settings->compressionBitrate());
1065                         waveEncoder->setRCMode(m_settings->compressionRCMode());
1066                         encoder = waveEncoder;
1067                 }
1068                 break;
1069         default:
1070                 throw "Unsupported encoder!";
1071         }
1072
1073         return encoder;
1074 }
1075
1076 void ProcessingDialog::writePlayList(void)
1077 {
1078         if(m_succeededJobs.count() <= 0 || m_allJobs.count() <= 0)
1079         {
1080                 qWarning("WritePlayList: Nothing to do!");
1081                 return;
1082         }
1083
1084         //Init local variables
1085         QStringList list;
1086         QRegExp regExp1("\\[\\d\\d\\][^/\\\\]+$", Qt::CaseInsensitive);
1087         QRegExp regExp2("\\(\\d\\d\\)[^/\\\\]+$", Qt::CaseInsensitive);
1088         QRegExp regExp3("\\d\\d[^/\\\\]+$", Qt::CaseInsensitive);
1089         bool usePrefix[3] = {true, true, true};
1090         bool useUtf8 = false;
1091         int counter = 1;
1092
1093         //Generate playlist name
1094         QString playListName = (m_metaInfo->fileAlbum().isEmpty() ? "Playlist" : m_metaInfo->fileAlbum());
1095         if(!m_metaInfo->fileArtist().isEmpty())
1096         {
1097                 playListName = QString("%1 - %2").arg(m_metaInfo->fileArtist(), playListName);
1098         }
1099
1100         //Clean playlist name
1101         playListName = lamexp_clean_filename(playListName);
1102
1103         //Create list of audio files
1104         for(int i = 0; i < m_allJobs.count(); i++)
1105         {
1106                 if(!m_succeededJobs.contains(m_allJobs.at(i))) continue;
1107                 list << QDir::toNativeSeparators(QDir(m_settings->outputDir()).relativeFilePath(m_playList.value(m_allJobs.at(i), "N/A")));
1108         }
1109
1110         //Use prefix?
1111         for(int i = 0; i < list.count(); i++)
1112         {
1113                 if(regExp1.indexIn(list.at(i)) < 0) usePrefix[0] = false;
1114                 if(regExp2.indexIn(list.at(i)) < 0) usePrefix[1] = false;
1115                 if(regExp3.indexIn(list.at(i)) < 0) usePrefix[2] = false;
1116         }
1117         if(usePrefix[0] || usePrefix[1] || usePrefix[2])
1118         {
1119                 playListName.prepend(usePrefix[0] ? "[00] " : (usePrefix[1] ? "(00) " : "00 "));
1120         }
1121
1122         //Do we need an UTF-8 playlist?
1123         for(int i = 0; i < list.count(); i++)
1124         {
1125                 if(wcscmp(QWCHAR(QString::fromLatin1(list.at(i).toLatin1().constData())), QWCHAR(list.at(i))))
1126                 {
1127                         useUtf8 = true;
1128                         break;
1129                 }
1130         }
1131
1132         //Generate playlist output file
1133         QString playListFile = QString("%1/%2.%3").arg(m_settings->outputDir(), playListName, (useUtf8 ? "m3u8" : "m3u"));
1134         while(QFileInfo(playListFile).exists())
1135         {
1136                 playListFile = QString("%1/%2 (%3).%4").arg(m_settings->outputDir(), playListName, QString::number(++counter), (useUtf8 ? "m3u8" : "m3u"));
1137         }
1138
1139         //Now write playlist to output file
1140         QFile playList(playListFile);
1141         if(playList.open(QIODevice::WriteOnly))
1142         {
1143                 if(useUtf8)
1144                 {
1145                         playList.write("\xef\xbb\xbf");
1146                 }
1147                 playList.write("#EXTM3U\r\n");
1148                 while(!list.isEmpty())
1149                 {
1150                         playList.write(useUtf8 ? list.takeFirst().toUtf8().constData() : list.takeFirst().toLatin1().constData());
1151                         playList.write("\r\n");
1152                 }
1153                 playList.close();
1154         }
1155         else
1156         {
1157                 QMessageBox::warning(this, tr("Playlist creation failed"), QString("%1<br><nobr>%2</nobr>").arg(tr("The playlist file could not be created:"), playListFile));
1158         }
1159 }
1160
1161 AudioFileModel ProcessingDialog::updateMetaInfo(const AudioFileModel &audioFile)
1162 {
1163         if(!m_settings->writeMetaTags())
1164         {
1165                 return AudioFileModel(audioFile, false);
1166         }
1167
1168         AudioFileModel result = audioFile;
1169         result.updateMetaInfo(*m_metaInfo);
1170
1171         if(m_metaInfo->filePosition() == UINT_MAX)
1172         {
1173                 result.setFilePosition(m_currentFile);
1174         }
1175
1176         return result;
1177 }
1178
1179 void ProcessingDialog::setCloseButtonEnabled(bool enabled)
1180 {
1181         HMENU hMenu = GetSystemMenu((HWND) winId(), FALSE);
1182         EnableMenuItem(hMenu, SC_CLOSE, MF_BYCOMMAND | (enabled ? MF_ENABLED : MF_GRAYED));
1183 }
1184
1185 void ProcessingDialog::systemTrayActivated(QSystemTrayIcon::ActivationReason reason)
1186 {
1187         if(reason == QSystemTrayIcon::DoubleClick)
1188         {
1189                 SetForegroundWindow(reinterpret_cast<HWND>(this->winId()));
1190         }
1191 }
1192
1193 void ProcessingDialog::cpuUsageHasChanged(const double val)
1194 {
1195
1196         ui->label_cpu->setText(QString().sprintf(" %d%%", qRound(val * 100.0)));
1197         UPDATE_MIN_WIDTH(ui->label_cpu);
1198 }
1199
1200 void ProcessingDialog::ramUsageHasChanged(const double val)
1201 {
1202
1203         ui->label_ram->setText(QString().sprintf(" %d%%", qRound(val * 100.0)));
1204         UPDATE_MIN_WIDTH(ui->label_ram);
1205 }
1206
1207 void ProcessingDialog::diskUsageHasChanged(const quint64 val)
1208 {
1209         int postfix = 0;
1210         const char *postfixStr[6] = {"B", "KB", "MB", "GB", "TB", "PB"};
1211         double space = static_cast<double>(val);
1212
1213         while((space >= 1000.0) && (postfix < 5))
1214         {
1215                 space = space / 1024.0;
1216                 postfix++;
1217         }
1218
1219         ui->label_disk->setText(QString().sprintf(" %3.1f %s", space, postfixStr[postfix]));
1220         UPDATE_MIN_WIDTH(ui->label_disk);
1221 }
1222
1223 bool ProcessingDialog::shutdownComputer(void)
1224 {
1225         const int iTimeout = m_settings->hibernateComputer() ? 10 : 30;
1226         const Qt::WindowFlags flags = Qt::WindowStaysOnTopHint | Qt::CustomizeWindowHint | Qt::WindowTitleHint | Qt::MSWindowsFixedSizeDialogHint | Qt::WindowSystemMenuHint;
1227         const QString text = QString("%1%2%1").arg(QString().fill(' ', 18), tr("Warning: Computer will shutdown in %1 seconds..."));
1228
1229         qWarning("Initiating shutdown sequence!");
1230
1231         QProgressDialog progressDialog(text.arg(iTimeout), tr("Cancel Shutdown"), 0, iTimeout + 1, this, flags);
1232         QPushButton *cancelButton = new QPushButton(tr("Cancel Shutdown"), &progressDialog);
1233         cancelButton->setIcon(QIcon(":/icons/power_on.png"));
1234         progressDialog.setModal(true);
1235         progressDialog.setAutoClose(false);
1236         progressDialog.setAutoReset(false);
1237         progressDialog.setWindowIcon(QIcon(":/icons/power_off.png"));
1238         progressDialog.setCancelButton(cancelButton);
1239         progressDialog.show();
1240
1241         QApplication::processEvents();
1242
1243         if(m_settings->soundsEnabled())
1244         {
1245                 QApplication::setOverrideCursor(Qt::WaitCursor);
1246                 PlaySound(MAKEINTRESOURCE(IDR_WAVE_SHUTDOWN), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
1247                 QApplication::restoreOverrideCursor();
1248         }
1249
1250         QTimer timer;
1251         timer.setInterval(1000);
1252         timer.start();
1253
1254         QEventLoop eventLoop(this);
1255         connect(&timer, SIGNAL(timeout()), &eventLoop, SLOT(quit()));
1256         connect(&progressDialog, SIGNAL(canceled()), &eventLoop, SLOT(quit()));
1257
1258         for(int i = 1; i <= iTimeout; i++)
1259         {
1260                 eventLoop.exec();
1261                 if(progressDialog.wasCanceled())
1262                 {
1263                         progressDialog.close();
1264                         return false;
1265                 }
1266                 progressDialog.setValue(i+1);
1267                 progressDialog.setLabelText(text.arg(iTimeout-i));
1268                 if(iTimeout-i == 3) progressDialog.setCancelButton(NULL);
1269                 QApplication::processEvents();
1270                 PlaySound(MAKEINTRESOURCE((i < iTimeout) ? IDR_WAVE_BEEP : IDR_WAVE_BEEP_LONG), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
1271         }
1272
1273         progressDialog.close();
1274         return true;
1275 }
1276
1277 QString ProcessingDialog::time2text(const double timeVal) const
1278 {
1279         double intPart = 0;
1280         double frcPart = modf(timeVal, &intPart);
1281         int x = 0, y = 0; QString a, b;
1282
1283         QTime time = QTime().addSecs(qRound(intPart)).addMSecs(qRound(frcPart * 1000.0));
1284
1285         if(time.hour() > 0)
1286         {
1287                 x = time.hour();   a = tr("hour(s)");
1288                 y = time.minute(); b = tr("minute(s)");
1289         }
1290         else if(time.minute() > 0)
1291         {
1292                 x = time.minute(); a = tr("minute(s)");
1293                 y = time.second(); b = tr("second(s)");
1294         }
1295         else
1296         {
1297                 x = time.second(); a = tr("second(s)");
1298                 y = time.msec();   b = tr("millisecond(s)");
1299         }
1300
1301         return QString("%1 %2, %3 %4").arg(QString::number(x), a, QString::number(y), b);
1302 }
1303
1304 ////////////////////////////////////////////////////////////
1305 // HELPER FUNCTIONS
1306 ////////////////////////////////////////////////////////////
1307
1308 static int cores2instances(int cores)
1309 {
1310         //This function is a "cubic spline" with sampling points at:
1311         //(1,1); (2,2); (4,4); (8,6); (16,8); (32,11); (64,16)
1312         static const double LUT[8][5] =
1313         {
1314                 { 1.0,  0.014353554, -0.043060662, 1.028707108,  0.000000000},
1315                 { 2.0, -0.028707108,  0.215303309, 0.511979167,  0.344485294},
1316                 { 4.0,  0.010016468, -0.249379596, 2.370710784, -2.133823529},
1317                 { 8.0,  0.000282437, -0.015762868, 0.501776961,  2.850000000},
1318                 {16.0,  0.000033270, -0.003802849, 0.310416667,  3.870588235},
1319                 {32.0,  0.000006343, -0.001217831, 0.227696078,  4.752941176},
1320                 {64.0,  0.000000000,  0.000000000, 0.000000000, 16.000000000},
1321                 {DBL_MAX, 0.0, 0.0, 0.0, 0.0}
1322         };
1323
1324         double x = abs(static_cast<double>(cores)), y = 1.0;
1325
1326         for(size_t i = 0; i < 7; i++)
1327         {
1328                 if((x >= LUT[i][0]) && (x < LUT[i+1][0]))
1329                 {
1330                         y = (((((LUT[i][1] * x) + LUT[i][2]) * x) + LUT[i][3]) * x) + LUT[i][4];
1331                         break;
1332                 }
1333         }
1334
1335         return qRound(y);
1336 }