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 #include "Global.h"
  25 #include "Resource.h"
  26 #include "Model_FileList.h"
  27 #include "Model_Progress.h"
  28 #include "Model_Settings.h"
  29 #include "Thread_Process.h"
  30 #include "Thread_CPUObserver.h"
  31 #include "Thread_RAMObserver.h"
  32 #include "Thread_DiskObserver.h"
  33 #include "Dialog_LogView.h"
  34 #include "Encoder_AAC.h"
  35 #include "Encoder_AAC_FHG.h"
  36 #include "Encoder_AAC_QAAC.h"
  37 #include "Encoder_AC3.h"
  38 #include "Encoder_DCA.h"
  39 #include "Encoder_FLAC.h"
  40 #include "Encoder_MP3.h"
  41 #include "Encoder_Vorbis.h"
  42 #include "Encoder_Opus.h"
  43 #include "Encoder_Wave.h"
  44 #include "Filter_Downmix.h"
  45 #include "Filter_Normalize.h"
  46 #include "Filter_Resample.h"
  47 #include "Filter_ToneAdjust.h"
  48 #include "WinSevenTaskbar.h"
  49
  50 #include <QApplication>
  51 #include <QRect>
  52 #include <QDesktopWidget>
  53 #include <QMovie>
  54 #include <QMessageBox>
  55 #include <QTimer>
  56 #include <QCloseEvent>
  57 #include <QDesktopServices>
  58 #include <QUrl>
  59 #include <QUuid>
  60 #include <QFileInfo>
  61 #include <QDir>
  62 #include <QMenu>
  63 #include <QSystemTrayIcon>
  64 #include <QProcess>
  65 #include <QProgressDialog>
  66 #include <QResizeEvent>
  67 #include <QTime>
  68
  69 #include <MMSystem.h>
  70 #include <math.h>
  71 #include <float.h>
  72
  73 ////////////////////////////////////////////////////////////
  74
  75 //Maximum number of parallel instances
  76 #define MAX_INSTANCES 16U
  77
  78 //Function to calculate the number of instances
  79 static int cores2instances(int cores);
  80
  81 ////////////////////////////////////////////////////////////
  82
  83 #define CHANGE_BACKGROUND_COLOR(WIDGET, COLOR) do \
  84 { \
  85         QPalette palette = WIDGET->palette(); \
  86         palette.setColor(QPalette::Background, COLOR); \
  87         WIDGET->setPalette(palette); \
  88 } \
  89 while(0)
  90
  91 #define SET_PROGRESS_TEXT(TXT) do \
  92 { \
  93         label_progress->setText(TXT); \
  94         m_systemTray->setToolTip(QString().sprintf("LameXP v%d.%02d\n%ls", lamexp_version_major(), lamexp_version_minor(), QString(TXT).utf16())); \
  95 } \
  96 while(0)
  97
  98 #define SET_FONT_BOLD(WIDGET,BOLD) do \
  99 { \
 100         QFont _font = WIDGET->font(); \
 101         _font.setBold(BOLD); WIDGET->setFont(_font); \
 102 } \
 103 while(0)
 104
 105 #define SET_TEXT_COLOR(WIDGET, COLOR) do \
 106 { \
 107         QPalette _palette = WIDGET->palette(); \
 108         _palette.setColor(QPalette::WindowText, (COLOR)); \
 109         _palette.setColor(QPalette::Text, (COLOR)); \
 110         WIDGET->setPalette(_palette); \
 111 } \
 112 while(0)
 113
 114 #define UPDATE_MIN_WIDTH(WIDGET) do \
 115 { \
 116         if(WIDGET->width() > WIDGET->minimumWidth()) WIDGET->setMinimumWidth(WIDGET->width()); \
 117 } \
 118 while(0)
 119
 120 ////////////////////////////////////////////////////////////
 121
 122 //Dummy class for UserData
 123 class IntUserData : public QObjectUserData
 124 {
 125 public:
 126         IntUserData(int value) : m_value(value) {/*NOP*/}
 127         int value(void) { return m_value; }
 128         void setValue(int value) { m_value = value; }
 129 private:
 130         int m_value;
 131 };
 132
 133 ////////////////////////////////////////////////////////////
 134 // Constructor
 135 ////////////////////////////////////////////////////////////
 136
 137 ProcessingDialog::ProcessingDialog(FileListModel *fileListModel, AudioFileModel *metaInfo, SettingsModel *settings, QWidget *parent)
 138 :
 139         QDialog(parent),
 140         m_systemTray(new QSystemTrayIcon(QIcon(":/icons/cd_go.png"), this)),
 141         m_settings(settings),
 142         m_metaInfo(metaInfo),
 143         m_shutdownFlag(shutdownFlag_None),
 144         m_diskObserver(NULL),
 145         m_cpuObserver(NULL),
 146         m_ramObserver(NULL),
 147         m_progressViewFilter(-1),
 148         m_firstShow(true)
 149 {
 150         //Init the dialog, from the .ui file
 151         setupUi(this);
 152         setWindowFlags(windowFlags() ^ Qt::WindowContextHelpButtonHint);
 153
 154         //Update header icon
 155         label_headerIcon->setPixmap(lamexp_app_icon().pixmap(label_headerIcon->size()));
 156
 157         //Setup version info
 158         label_versionInfo->setText(QString().sprintf("v%d.%02d %s (Build %d)", lamexp_version_major(), lamexp_version_minor(), lamexp_version_release(), lamexp_version_build()));
 159         label_versionInfo->installEventFilter(this);
 160
 161         //Register meta type
 162         qRegisterMetaType<QUuid>("QUuid");
 163
 164         //Center window in screen
 165         QRect desktopRect = QApplication::desktop()->screenGeometry();
 166         QRect thisRect = this->geometry();
 167         move((desktopRect.width() - thisRect.width()) / 2, (desktopRect.height() - thisRect.height()) / 2);
 168         setMinimumSize(thisRect.width(), thisRect.height());
 169
 170         //Enable buttons
 171         connect(button_AbortProcess, SIGNAL(clicked()), this, SLOT(abortEncoding()));
 172
 173         //Init progress indicator
 174         m_progressIndicator = new QMovie(":/images/Working.gif");
 175         m_progressIndicator->setCacheMode(QMovie::CacheAll);
 176         m_progressIndicator->setSpeed(50);
 177         label_headerWorking->setMovie(m_progressIndicator);
 178         progressBar->setValue(0);
 179
 180         //Init progress model
 181         m_progressModel = new ProgressModel();
 182         view_log->setModel(m_progressModel);
 183         view_log->verticalHeader()->setResizeMode(QHeaderView::ResizeToContents);
 184         view_log->verticalHeader()->hide();
 185         view_log->horizontalHeader()->setResizeMode(QHeaderView::ResizeToContents);
 186         view_log->horizontalHeader()->setResizeMode(0, QHeaderView::Stretch);
 187         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(view_log, SIGNAL(activated(QModelIndex)), this, SLOT(logViewDoubleClicked(QModelIndex)));
 193         connect(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(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(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         view_log->setContextMenuPolicy(Qt::CustomContextMenu);
 243         connect(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         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         fprintf(stderr, "BUMP 1\n"); fflush(stderr);
 286
 287         view_log->setModel(NULL);
 288
 289         if(m_progressIndicator)
 290         {
 291                 m_progressIndicator->stop();
 292         }
 293
 294         if(m_diskObserver)
 295         {
 296                 m_diskObserver->stop();
 297                 if(!m_diskObserver->wait(15000))
 298                 {
 299                         m_diskObserver->terminate();
 300                         m_diskObserver->wait();
 301                 }
 302         }
 303         if(m_cpuObserver)
 304         {
 305                 m_cpuObserver->stop();
 306                 if(!m_cpuObserver->wait(15000))
 307                 {
 308                         m_cpuObserver->terminate();
 309                         m_cpuObserver->wait();
 310                 }
 311         }
 312         if(m_ramObserver)
 313         {
 314                 m_ramObserver->stop();
 315                 if(!m_ramObserver->wait(15000))
 316                 {
 317                         m_ramObserver->terminate();
 318                         m_ramObserver->wait();
 319                 }
 320         }
 321
 322         fprintf(stderr, "BUMP 2\n"); fflush(stderr);
 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         fprintf(stderr, "BUMP 3\n"); fflush(stderr);
 333
 334         LAMEXP_DELETE(m_progressIndicator);
 335         LAMEXP_DELETE(m_systemTray);
 336         LAMEXP_DELETE(m_diskObserver);
 337         LAMEXP_DELETE(m_cpuObserver);
 338         LAMEXP_DELETE(m_ramObserver);
 339         LAMEXP_DELETE(m_progressViewFilterGroup);
 340         LAMEXP_DELETE(m_filterInfoLabel);
 341         LAMEXP_DELETE(m_filterInfoLabelIcon);
 342         LAMEXP_DELETE(m_contextMenu);
 343         LAMEXP_DELETE(m_progressModel);
 344
 345         fprintf(stderr, "BUMP 4\n"); fflush(stderr);
 346
 347         WinSevenTaskbar::setOverlayIcon(this, NULL);
 348         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarNoState);
 349
 350         fprintf(stderr, "BUMP 5\n"); fflush(stderr);
 351 }
 352
 353 ////////////////////////////////////////////////////////////
 354 // EVENTS
 355 ////////////////////////////////////////////////////////////
 356
 357 void ProcessingDialog::showEvent(QShowEvent *event)
 358 {
 359         QDialog::showEvent(event);
 360
 361         if(m_firstShow)
 362         {
 363                 static const char *NA = " N/A";
 364
 365                 setCloseButtonEnabled(false);
 366                 button_closeDialog->setEnabled(false);
 367                 button_AbortProcess->setEnabled(false);
 368                 m_systemTray->setVisible(true);
 369
 370                 if(!SetPriorityClass(GetCurrentProcess(), ABOVE_NORMAL_PRIORITY_CLASS))
 371                 {
 372                         SetPriorityClass(GetCurrentProcess(), HIGH_PRIORITY_CLASS);
 373                 }
 374
 375                 label_cpu->setText(NA);
 376                 label_disk->setText(NA);
 377                 label_ram->setText(NA);
 378
 379                 QTimer::singleShot(1000, this, SLOT(initEncoding()));
 380                 m_firstShow = false;
 381         }
 382
 383         //Force update geometry
 384         resizeEvent(NULL);
 385 }
 386
 387 void ProcessingDialog::closeEvent(QCloseEvent *event)
 388 {
 389         if(!button_closeDialog->isEnabled())
 390         {
 391                 event->ignore();
 392         }
 393         else
 394         {
 395                 m_systemTray->setVisible(false);
 396         }
 397 }
 398
 399 bool ProcessingDialog::eventFilter(QObject *obj, QEvent *event)
 400 {
 401         static QColor defaultColor = QColor();
 402
 403         if(obj == label_versionInfo)
 404         {
 405                 if(event->type() == QEvent::Enter)
 406                 {
 407                         QPalette palette = label_versionInfo->palette();
 408                         defaultColor = palette.color(QPalette::Normal, QPalette::WindowText);
 409                         palette.setColor(QPalette::Normal, QPalette::WindowText, Qt::red);
 410                         label_versionInfo->setPalette(palette);
 411                 }
 412                 else if(event->type() == QEvent::Leave)
 413                 {
 414                         QPalette palette = label_versionInfo->palette();
 415                         palette.setColor(QPalette::Normal, QPalette::WindowText, defaultColor);
 416                         label_versionInfo->setPalette(palette);
 417                 }
 418                 else if(event->type() == QEvent::MouseButtonPress)
 419                 {
 420                         QUrl url(lamexp_website_url());
 421                         QDesktopServices::openUrl(url);
 422                 }
 423         }
 424
 425         return false;
 426 }
 427
 428 bool ProcessingDialog::event(QEvent *e)
 429 {
 430         switch(e->type())
 431         {
 432         case lamexp_event_queryendsession:
 433                 qWarning("System is shutting down, preparing to abort...");
 434                 if(!m_userAborted) abortEncoding(true);
 435                 return true;
 436         case lamexp_event_endsession:
 437                 qWarning("System is shutting down, encoding will be aborted now...");
 438                 if(isVisible())
 439                 {
 440                         while(!close())
 441                         {
 442                                 if(!m_userAborted) abortEncoding(true);
 443                                 QApplication::processEvents(QEventLoop::WaitForMoreEvents & QEventLoop::ExcludeUserInputEvents);
 444                         }
 445                 }
 446                 m_pendingJobs.clear();
 447                 return true;
 448         default:
 449                 return QDialog::event(e);
 450         }
 451 }
 452
 453 /*
 454  * Window was resized
 455  */
 456 void ProcessingDialog::resizeEvent(QResizeEvent *event)
 457 {
 458         if(event) QDialog::resizeEvent(event);
 459
 460         if(QWidget *port = view_log->viewport())
 461         {
 462                 QRect geom = port->geometry();
 463                 m_filterInfoLabel->setGeometry(geom.left() + 16, geom.top() + 16, geom.width() - 32, 48);
 464                 m_filterInfoLabelIcon->setGeometry(geom.left() + 16, geom.top() + 64, geom.width() - 32, geom.height() - 80);
 465         }
 466 }
 467
 468 bool ProcessingDialog::winEvent(MSG *message, long *result)
 469 {
 470         return WinSevenTaskbar::handleWinEvent(message, result);
 471 }
 472
 473 ////////////////////////////////////////////////////////////
 474 // SLOTS
 475 ////////////////////////////////////////////////////////////
 476
 477 void ProcessingDialog::initEncoding(void)
 478 {
 479         qDebug("Initializing encoding process...");
 480
 481         m_runningThreads = 0;
 482         m_currentFile = 0;
 483         m_allJobs.clear();
 484         m_succeededJobs.clear();
 485         m_failedJobs.clear();
 486         m_skippedJobs.clear();
 487         m_userAborted = false;
 488         m_forcedAbort = false;
 489         m_playList.clear();
 490
 491         CHANGE_BACKGROUND_COLOR(frame_header, QColor(Qt::white));
 492         SET_PROGRESS_TEXT(tr("Encoding files, please wait..."));
 493         m_progressIndicator->start();
 494
 495         button_closeDialog->setEnabled(false);
 496         button_AbortProcess->setEnabled(true);
 497         progressBar->setRange(0, m_pendingJobs.count());
 498         checkBox_shutdownComputer->setEnabled(true);
 499         checkBox_shutdownComputer->setChecked(false);
 500
 501         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarNormalState);
 502         WinSevenTaskbar::setTaskbarProgress(this, 0, m_pendingJobs.count());
 503         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/control_play_blue.png"));
 504
 505         if(!m_diskObserver)
 506         {
 507                 m_diskObserver = new DiskObserverThread(m_settings->customTempPathEnabled() ? m_settings->customTempPath() : lamexp_temp_folder2());
 508                 connect(m_diskObserver, SIGNAL(messageLogged(QString,int)), m_progressModel, SLOT(addSystemMessage(QString,int)), Qt::QueuedConnection);
 509                 connect(m_diskObserver, SIGNAL(freeSpaceChanged(quint64)), this, SLOT(diskUsageHasChanged(quint64)), Qt::QueuedConnection);
 510                 m_diskObserver->start();
 511         }
 512         if(!m_cpuObserver)
 513         {
 514                 m_cpuObserver = new CPUObserverThread();
 515                 connect(m_cpuObserver, SIGNAL(currentUsageChanged(double)), this, SLOT(cpuUsageHasChanged(double)), Qt::QueuedConnection);
 516                 m_cpuObserver->start();
 517         }
 518         if(!m_ramObserver)
 519         {
 520                 m_ramObserver = new RAMObserverThread();
 521                 connect(m_ramObserver, SIGNAL(currentUsageChanged(double)), this, SLOT(ramUsageHasChanged(double)), Qt::QueuedConnection);
 522                 m_ramObserver->start();
 523         }
 524
 525         unsigned int maximumInstances = qBound(0U, m_settings->maximumInstances(), MAX_INSTANCES);
 526         if(maximumInstances < 1)
 527         {
 528                 lamexp_cpu_t cpuFeatures = lamexp_detect_cpu_features(lamexp_arguments());
 529                 maximumInstances = cores2instances(qBound(1, cpuFeatures.count, 64));
 530         }
 531
 532         maximumInstances = qBound(1U, maximumInstances, static_cast<unsigned int>(m_pendingJobs.count()));
 533         if(maximumInstances > 1)
 534         {
 535                 m_progressModel->addSystemMessage(tr("Multi-threading enabled: Running %1 instances in parallel!").arg(QString::number(maximumInstances)));
 536         }
 537
 538         for(unsigned int i = 0; i < maximumInstances; i++)
 539         {
 540                 startNextJob();
 541                 qApp->processEvents();
 542         }
 543
 544         LARGE_INTEGER counter;
 545         if(QueryPerformanceCounter(&counter))
 546         {
 547                 m_timerStart = counter.QuadPart;
 548         }
 549 }
 550
 551 void ProcessingDialog::abortEncoding(bool force)
 552 {
 553         m_userAborted = true;
 554         if(force) m_forcedAbort = true;
 555         button_AbortProcess->setEnabled(false);
 556         SET_PROGRESS_TEXT(tr("Aborted! Waiting for running jobs to terminate..."));
 557
 558         for(int i = 0; i < m_threadList.count(); i++)
 559         {
 560                 m_threadList.at(i)->abort();
 561         }
 562 }
 563
 564 void ProcessingDialog::doneEncoding(void)
 565 {
 566         m_runningThreads--;
 567         progressBar->setValue(progressBar->value() + 1);
 568
 569         if(!m_userAborted)
 570         {
 571                 SET_PROGRESS_TEXT(tr("Encoding: %1 files of %2 completed so far, please wait...").arg(QString::number(progressBar->value()), QString::number(progressBar->maximum())));
 572                 WinSevenTaskbar::setTaskbarProgress(this, progressBar->value(), progressBar->maximum());
 573         }
 574
 575         int index = m_threadList.indexOf(dynamic_cast<ProcessThread*>(QWidget::sender()));
 576         if(index >= 0)
 577         {
 578                 m_threadList.takeAt(index)->deleteLater();
 579         }
 580
 581         if(!m_pendingJobs.isEmpty() && !m_userAborted)
 582         {
 583                 startNextJob();
 584                 qDebug("Running jobs: %u", m_runningThreads);
 585                 return;
 586         }
 587
 588         if(m_runningThreads > 0)
 589         {
 590                 qDebug("Running jobs: %u", m_runningThreads);
 591                 return;
 592         }
 593
 594         QApplication::setOverrideCursor(Qt::WaitCursor);
 595         qDebug("Running jobs: %u", m_runningThreads);
 596
 597         if(!m_userAborted && m_settings->createPlaylist() && !m_settings->outputToSourceDir())
 598         {
 599                 SET_PROGRESS_TEXT(tr("Creating the playlist file, please wait..."));
 600                 QApplication::processEvents();
 601                 writePlayList();
 602         }
 603
 604         if(m_userAborted)
 605         {
 606                 CHANGE_BACKGROUND_COLOR(frame_header, QColor("#FFF3BA"));
 607                 WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarErrorState);
 608                 WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/error.png"));
 609                 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!"));
 610                 m_systemTray->showMessage(tr("LameXP - Aborted"), tr("Process was aborted by the user."), QSystemTrayIcon::Warning);
 611                 m_systemTray->setIcon(QIcon(":/icons/cd_delete.png"));
 612                 QApplication::processEvents();
 613                 if(m_settings->soundsEnabled() && !m_forcedAbort)
 614                 {
 615                         PlaySound(MAKEINTRESOURCE(IDR_WAVE_ABORTED), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 616                 }
 617         }
 618         else
 619         {
 620                 LARGE_INTEGER counter, frequency;
 621                 if(QueryPerformanceCounter(&counter) && QueryPerformanceFrequency(&frequency))
 622                 {
 623                         if((m_timerStart > 0I64) && (frequency.QuadPart > 0I64) && (m_timerStart < counter.QuadPart))
 624                         {
 625                                 double timeElapsed = static_cast<double>(counter.QuadPart - m_timerStart) / static_cast<double>(frequency.QuadPart);
 626                                 m_progressModel->addSystemMessage(tr("Process finished after %1.").arg(time2text(timeElapsed)), ProgressModel::SysMsg_Performance);
 627                         }
 628                 }
 629
 630                 if(m_failedJobs.count() > 0)
 631                 {
 632                         CHANGE_BACKGROUND_COLOR(frame_header, QColor("#FFBABA"));
 633                         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarErrorState);
 634                         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/exclamation.png"));
 635                         if(m_skippedJobs.count() > 0)
 636                         {
 637                                 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())));
 638                         }
 639                         else
 640                         {
 641                                 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())));
 642                         }
 643                         m_systemTray->showMessage(tr("LameXP - Error"), tr("At least one file has failed!"), QSystemTrayIcon::Critical);
 644                         m_systemTray->setIcon(QIcon(":/icons/cd_delete.png"));
 645                         QApplication::processEvents();
 646                         if(m_settings->soundsEnabled()) PlaySound(MAKEINTRESOURCE(IDR_WAVE_ERROR), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 647                 }
 648                 else
 649                 {
 650                         CHANGE_BACKGROUND_COLOR(frame_header, QColor("#E0FFE2"));
 651                         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarNormalState);
 652                         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/accept.png"));
 653                         if(m_skippedJobs.count() > 0)
 654                         {
 655                                 SET_PROGRESS_TEXT(tr("All files completed successfully. Skipped %1 files.").arg(QString::number(m_skippedJobs.count())));
 656                         }
 657                         else
 658                         {
 659                                 SET_PROGRESS_TEXT(tr("All files completed successfully."));
 660                         }
 661                         m_systemTray->showMessage(tr("LameXP - Done"), tr("All files completed successfully."), QSystemTrayIcon::Information);
 662                         m_systemTray->setIcon(QIcon(":/icons/cd_add.png"));
 663                         QApplication::processEvents();
 664                         if(m_settings->soundsEnabled()) PlaySound(MAKEINTRESOURCE(IDR_WAVE_SUCCESS), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 665                 }
 666         }
 667
 668         setCloseButtonEnabled(true);
 669         button_closeDialog->setEnabled(true);
 670         button_AbortProcess->setEnabled(false);
 671         checkBox_shutdownComputer->setEnabled(false);
 672
 673         m_progressModel->restoreHiddenItems();
 674         view_log->scrollToBottom();
 675         m_progressIndicator->stop();
 676         progressBar->setValue(progressBar->maximum());
 677         WinSevenTaskbar::setTaskbarProgress(this, progressBar->value(), progressBar->maximum());
 678
 679         QApplication::restoreOverrideCursor();
 680
 681         if(!m_userAborted && checkBox_shutdownComputer->isChecked())
 682         {
 683                 if(shutdownComputer())
 684                 {
 685                         m_shutdownFlag = m_settings->hibernateComputer() ? shutdownFlag_Hibernate : shutdownFlag_TurnPowerOff;
 686                         accept();
 687                 }
 688         }
 689 }
 690
 691 void ProcessingDialog::processFinished(const QUuid &jobId, const QString &outFileName, int success)
 692 {
 693         if(success > 0)
 694         {
 695                 m_playList.insert(jobId, outFileName);
 696                 m_succeededJobs.append(jobId);
 697         }
 698         else if(success < 0)
 699         {
 700                 m_playList.insert(jobId, outFileName);
 701                 m_skippedJobs.append(jobId);
 702         }
 703         else
 704         {
 705                 m_failedJobs.append(jobId);
 706         }
 707
 708         //Update filter as soon as a job finished!
 709         if(m_progressViewFilter >= 0)
 710         {
 711                 QTimer::singleShot(0, this, SLOT(progressViewFilterChanged()));
 712         }
 713 }
 714
 715 void ProcessingDialog::progressModelChanged(void)
 716 {
 717         //Update filter as soon as the model changes!
 718         if(m_progressViewFilter >= 0)
 719         {
 720                 QTimer::singleShot(0, this, SLOT(progressViewFilterChanged()));
 721         }
 722
 723         QTimer::singleShot(0, view_log, SLOT(scrollToBottom()));
 724 }
 725
 726 void ProcessingDialog::logViewDoubleClicked(const QModelIndex &index)
 727 {
 728         if(m_runningThreads == 0)
 729         {
 730                 const QStringList &logFile = m_progressModel->getLogFile(index);
 731
 732                 if(!logFile.isEmpty())
 733                 {
 734                         LogViewDialog *logView = new LogViewDialog(this);
 735                         logView->setWindowTitle(QString("LameXP - [%1]").arg(m_progressModel->data(index, Qt::DisplayRole).toString()));
 736                         logView->exec(logFile);
 737                         LAMEXP_DELETE(logView);
 738                 }
 739                 else
 740                 {
 741                         QMessageBox::information(this, windowTitle(), m_progressModel->data(m_progressModel->index(index.row(), 0)).toString());
 742                 }
 743         }
 744         else
 745         {
 746                 MessageBeep(MB_ICONWARNING);
 747         }
 748 }
 749
 750 void ProcessingDialog::logViewSectionSizeChanged(int logicalIndex, int oldSize, int newSize)
 751 {
 752         if(logicalIndex == 1)
 753         {
 754                 if(QHeaderView *hdr = view_log->horizontalHeader())
 755                 {
 756                         hdr->setMinimumSectionSize(qMax(hdr->minimumSectionSize(), hdr->sectionSize(1)));
 757                 }
 758         }
 759 }
 760
 761 void ProcessingDialog::contextMenuTriggered(const QPoint &pos)
 762 {
 763         QAbstractScrollArea *scrollArea = dynamic_cast<QAbstractScrollArea*>(QObject::sender());
 764         QWidget *sender = scrollArea ? scrollArea->viewport() : dynamic_cast<QWidget*>(QObject::sender());
 765
 766         if(pos.x() <= sender->width() && pos.y() <= sender->height() && pos.x() >= 0 && pos.y() >= 0)
 767         {
 768                 m_contextMenu->popup(sender->mapToGlobal(pos));
 769         }
 770 }
 771
 772 void ProcessingDialog::contextMenuDetailsActionTriggered(void)
 773 {
 774         QModelIndex index = view_log->indexAt(view_log->viewport()->mapFromGlobal(m_contextMenu->pos()));
 775         logViewDoubleClicked(index.isValid() ? index : view_log->currentIndex());
 776 }
 777
 778 void ProcessingDialog::contextMenuShowFileActionTriggered(void)
 779 {
 780         QModelIndex index = view_log->indexAt(view_log->viewport()->mapFromGlobal(m_contextMenu->pos()));
 781         const QUuid &jobId = m_progressModel->getJobId(index.isValid() ? index : view_log->currentIndex());
 782         QString filePath = m_playList.value(jobId, QString());
 783
 784         if(filePath.isEmpty())
 785         {
 786                 MessageBeep(MB_ICONWARNING);
 787                 return;
 788         }
 789
 790         if(QFileInfo(filePath).exists())
 791         {
 792                 QString systemRootPath;
 793
 794                 QDir systemRoot(lamexp_known_folder(lamexp_folder_systemfolder));
 795                 if(systemRoot.exists() && systemRoot.cdUp())
 796                 {
 797                         systemRootPath = systemRoot.canonicalPath();
 798                 }
 799
 800                 if(!systemRootPath.isEmpty())
 801                 {
 802                         QFileInfo explorer(QString("%1/explorer.exe").arg(systemRootPath));
 803                         if(explorer.exists() && explorer.isFile())
 804                         {
 805                                 QProcess::execute(explorer.canonicalFilePath(), QStringList() << "/select," << QDir::toNativeSeparators(QFileInfo(filePath).canonicalFilePath()));
 806                                 return;
 807                         }
 808                 }
 809                 else
 810                 {
 811                         qWarning("SystemRoot directory could not be detected!");
 812                 }
 813         }
 814         else
 815         {
 816                 qWarning("File not found: %s", filePath.toLatin1().constData());
 817                 MessageBeep(MB_ICONERROR);
 818         }
 819 }
 820
 821 void ProcessingDialog::contextMenuFilterActionTriggered(void)
 822 {
 823         if(QAction *action = dynamic_cast<QAction*>(QObject::sender()))
 824         {
 825                 if(action->data().type() == QVariant::Int)
 826                 {
 827                         m_progressViewFilter = action->data().toInt();
 828                         progressViewFilterChanged();
 829                         QTimer::singleShot(0, this, SLOT(progressViewFilterChanged()));
 830                         QTimer::singleShot(0, view_log, SLOT(scrollToBottom()));
 831                         action->setChecked(true);
 832                 }
 833         }
 834 }
 835
 836 /*
 837  * Filter progress items
 838  */
 839 void ProcessingDialog::progressViewFilterChanged(void)
 840 {
 841         bool matchFound = false;
 842
 843         for(int i = 0; i < view_log->model()->rowCount(); i++)
 844         {
 845                 QModelIndex index = (m_progressViewFilter >= 0) ? m_progressModel->index(i, 0) : QModelIndex();
 846                 const bool bHide = index.isValid() ? (m_progressModel->getJobState(index) != m_progressViewFilter) : false;
 847                 view_log->setRowHidden(i, bHide); matchFound = matchFound || (!bHide);
 848         }
 849
 850         if((m_progressViewFilter >= 0) && (!matchFound))
 851         {
 852                 if(m_filterInfoLabel->isHidden() || (dynamic_cast<IntUserData*>(m_filterInfoLabel->userData(0))->value() != m_progressViewFilter))
 853                 {
 854                         dynamic_cast<IntUserData*>(m_filterInfoLabel->userData(0))->setValue(m_progressViewFilter);
 855                         m_filterInfoLabel->setText(QString("<p>&raquo; %1 &laquo;</p>").arg(tr("None of the items matches the current filtering rules")));
 856                         m_filterInfoLabel->show();
 857                         m_filterInfoLabelIcon->setPixmap(m_progressModel->getIcon(static_cast<ProgressModel::JobState>(m_progressViewFilter)).pixmap(16, 16, QIcon::Disabled));
 858                         m_filterInfoLabelIcon->show();
 859                         resizeEvent(NULL);
 860                 }
 861         }
 862         else if(!m_filterInfoLabel->isHidden())
 863         {
 864                 m_filterInfoLabel->hide();
 865                 m_filterInfoLabelIcon->hide();
 866         }
 867 }
 868
 869 ////////////////////////////////////////////////////////////
 870 // Private Functions
 871 ////////////////////////////////////////////////////////////
 872
 873 void ProcessingDialog::startNextJob(void)
 874 {
 875         if(m_pendingJobs.isEmpty())
 876         {
 877                 return;
 878         }
 879
 880         m_currentFile++;
 881         AudioFileModel currentFile = updateMetaInfo(m_pendingJobs.takeFirst());
 882         bool nativeResampling = false;
 883
 884         //Create encoder instance
 885         AbstractEncoder *encoder = makeEncoder(&nativeResampling);
 886
 887         //Create processing thread
 888         ProcessThread *thread = new ProcessThread
 889         (
 890                 currentFile,
 891                 (m_settings->outputToSourceDir() ? QFileInfo(currentFile.filePath()).absolutePath() : m_settings->outputDir()),
 892                 (m_settings->customTempPathEnabled() ? m_settings->customTempPath() : lamexp_temp_folder2()),
 893                 encoder,
 894                 m_settings->prependRelativeSourcePath() && (!m_settings->outputToSourceDir())
 895         );
 896
 897         //Add audio filters
 898         if(m_settings->forceStereoDownmix())
 899         {
 900                 thread->addFilter(new DownmixFilter());
 901         }
 902         if((m_settings->samplingRate() > 0) && !nativeResampling)
 903         {
 904                 if(SettingsModel::samplingRates[m_settings->samplingRate()] != currentFile.formatAudioSamplerate() || currentFile.formatAudioSamplerate() == 0)
 905                 {
 906                         thread->addFilter(new ResampleFilter(SettingsModel::samplingRates[m_settings->samplingRate()]));
 907                 }
 908         }
 909         if((m_settings->toneAdjustBass() != 0) || (m_settings->toneAdjustTreble() != 0))
 910         {
 911                 thread->addFilter(new ToneAdjustFilter(m_settings->toneAdjustBass(), m_settings->toneAdjustTreble()));
 912         }
 913         if(m_settings->normalizationFilterEnabled())
 914         {
 915                 thread->addFilter(new NormalizeFilter(m_settings->normalizationFilterMaxVolume(), m_settings->normalizationFilterEqualizationMode()));
 916         }
 917         if(m_settings->renameOutputFilesEnabled() && (!m_settings->renameOutputFilesPattern().simplified().isEmpty()))
 918         {
 919                 thread->setRenamePattern(m_settings->renameOutputFilesPattern());
 920         }
 921         if(m_settings->overwriteMode() != SettingsModel::Overwrite_KeepBoth)
 922         {
 923                 thread->setOverwriteMode((m_settings->overwriteMode() == SettingsModel::Overwrite_SkipFile), (m_settings->overwriteMode() == SettingsModel::Overwrite_Replaces));
 924         }
 925
 926         m_threadList.append(thread);
 927         m_allJobs.append(thread->getId());
 928
 929         //Connect thread signals
 930         connect(thread, SIGNAL(finished()), this, SLOT(doneEncoding()), Qt::QueuedConnection);
 931         connect(thread, SIGNAL(processStateInitialized(QUuid,QString,QString,int)), m_progressModel, SLOT(addJob(QUuid,QString,QString,int)), Qt::QueuedConnection);
 932         connect(thread, SIGNAL(processStateChanged(QUuid,QString,int)), m_progressModel, SLOT(updateJob(QUuid,QString,int)), Qt::QueuedConnection);
 933         connect(thread, SIGNAL(processStateFinished(QUuid,QString,int)), this, SLOT(processFinished(QUuid,QString,int)), Qt::QueuedConnection);
 934         connect(thread, SIGNAL(processMessageLogged(QUuid,QString)), m_progressModel, SLOT(appendToLog(QUuid,QString)), Qt::QueuedConnection);
 935
 936         //Give it a go!
 937         m_runningThreads++;
 938         thread->start();
 939
 940         //Give thread some advance
 941         for(unsigned int i = 0; i < MAX_INSTANCES; i++)
 942         {
 943                 QThread::yieldCurrentThread();
 944         }
 945 }
 946
 947 AbstractEncoder *ProcessingDialog::makeEncoder(bool *nativeResampling)
 948 {
 949         AbstractEncoder *encoder =  NULL;
 950         *nativeResampling = false;
 951
 952         switch(m_settings->compressionEncoder())
 953         {
 954         case SettingsModel::MP3Encoder:
 955                 {
 956                         MP3Encoder *mp3Encoder = new MP3Encoder();
 957                         mp3Encoder->setBitrate(m_settings->compressionBitrate());
 958                         mp3Encoder->setRCMode(m_settings->compressionRCMode());
 959                         mp3Encoder->setAlgoQuality(m_settings->lameAlgoQuality());
 960                         if(m_settings->bitrateManagementEnabled())
 961                         {
 962                                 mp3Encoder->setBitrateLimits(m_settings->bitrateManagementMinRate(), m_settings->bitrateManagementMaxRate());
 963                         }
 964                         if(m_settings->samplingRate() > 0)
 965                         {
 966                                 mp3Encoder->setSamplingRate(SettingsModel::samplingRates[m_settings->samplingRate()]);
 967                                 *nativeResampling = true;
 968                         }
 969                         mp3Encoder->setChannelMode(m_settings->lameChannelMode());
 970                         mp3Encoder->setCustomParams(m_settings->customParametersLAME());
 971                         encoder = mp3Encoder;
 972                 }
 973                 break;
 974         case SettingsModel::VorbisEncoder:
 975                 {
 976                         VorbisEncoder *vorbisEncoder = new VorbisEncoder();
 977                         vorbisEncoder->setBitrate(m_settings->compressionBitrate());
 978                         vorbisEncoder->setRCMode(m_settings->compressionRCMode());
 979                         if(m_settings->bitrateManagementEnabled())
 980                         {
 981                                 vorbisEncoder->setBitrateLimits(m_settings->bitrateManagementMinRate(), m_settings->bitrateManagementMaxRate());
 982                         }
 983                         if(m_settings->samplingRate() > 0)
 984                         {
 985                                 vorbisEncoder->setSamplingRate(SettingsModel::samplingRates[m_settings->samplingRate()]);
 986                                 *nativeResampling = true;
 987                         }
 988                         vorbisEncoder->setCustomParams(m_settings->customParametersOggEnc());
 989                         encoder = vorbisEncoder;
 990                 }
 991                 break;
 992         case SettingsModel::AACEncoder:
 993                 {
 994                         if(lamexp_check_tool("qaac.exe") && lamexp_check_tool("libsoxrate.dll"))
 995                         {
 996                                 QAACEncoder *aacEncoder = new QAACEncoder();
 997                                 aacEncoder->setBitrate(m_settings->compressionBitrate());
 998                                 aacEncoder->setRCMode(m_settings->compressionRCMode());
 999                                 aacEncoder->setProfile(m_settings->aacEncProfile());
1000                                 aacEncoder->setCustomParams(m_settings->customParametersAacEnc());
1001                                 encoder = aacEncoder;
1002                         }
1003                         else if(lamexp_check_tool("fhgaacenc.exe") && lamexp_check_tool("enc_fhgaac.dll"))
1004                         {
1005                                 FHGAACEncoder *aacEncoder = new FHGAACEncoder();
1006                                 aacEncoder->setBitrate(m_settings->compressionBitrate());
1007                                 aacEncoder->setRCMode(m_settings->compressionRCMode());
1008                                 aacEncoder->setProfile(m_settings->aacEncProfile());
1009                                 aacEncoder->setCustomParams(m_settings->customParametersAacEnc());
1010                                 encoder = aacEncoder;
1011                         }
1012                         else
1013                         {
1014                                 AACEncoder *aacEncoder = new AACEncoder();
1015                                 aacEncoder->setBitrate(m_settings->compressionBitrate());
1016                                 aacEncoder->setRCMode(m_settings->compressionRCMode());
1017                                 aacEncoder->setEnable2Pass(m_settings->neroAACEnable2Pass());
1018                                 aacEncoder->setProfile(m_settings->aacEncProfile());
1019                                 aacEncoder->setCustomParams(m_settings->customParametersAacEnc());
1020                                 encoder = aacEncoder;
1021                         }
1022                 }
1023                 break;
1024         case SettingsModel::AC3Encoder:
1025                 {
1026                         AC3Encoder *ac3Encoder = new AC3Encoder();
1027                         ac3Encoder->setBitrate(m_settings->compressionBitrate());
1028                         ac3Encoder->setRCMode(m_settings->compressionRCMode());
1029                         ac3Encoder->setCustomParams(m_settings->customParametersAften());
1030                         ac3Encoder->setAudioCodingMode(m_settings->aftenAudioCodingMode());
1031                         ac3Encoder->setDynamicRangeCompression(m_settings->aftenDynamicRangeCompression());
1032                         ac3Encoder->setExponentSearchSize(m_settings->aftenExponentSearchSize());
1033                         ac3Encoder->setFastBitAllocation(m_settings->aftenFastBitAllocation());
1034                         encoder = ac3Encoder;
1035                 }
1036                 break;
1037         case SettingsModel::FLACEncoder:
1038                 {
1039                         FLACEncoder *flacEncoder = new FLACEncoder();
1040                         flacEncoder->setBitrate(m_settings->compressionBitrate());
1041                         flacEncoder->setRCMode(m_settings->compressionRCMode());
1042                         flacEncoder->setCustomParams(m_settings->customParametersFLAC());
1043                         encoder = flacEncoder;
1044                 }
1045                 break;
1046         case SettingsModel::OpusEncoder:
1047                 {
1048                         OpusEncoder *opusEncoder = new OpusEncoder();
1049                         opusEncoder->setBitrate(m_settings->compressionBitrate());
1050                         opusEncoder->setRCMode(m_settings->compressionRCMode());
1051                         opusEncoder->setOptimizeFor(m_settings->opusOptimizeFor());
1052                         opusEncoder->setEncodeComplexity(m_settings->opusComplexity());
1053                         opusEncoder->setFrameSize(m_settings->opusFramesize());
1054                         opusEncoder->setCustomParams(m_settings->customParametersOpus());
1055                         encoder = opusEncoder;
1056                 }
1057                 break;  case SettingsModel::DCAEncoder:
1058                 {
1059                         DCAEncoder *dcaEncoder = new DCAEncoder();
1060                         dcaEncoder->setBitrate(m_settings->compressionBitrate());
1061                         dcaEncoder->setRCMode(m_settings->compressionRCMode());
1062                         encoder = dcaEncoder;
1063                 }
1064                 break;
1065         case SettingsModel::PCMEncoder:
1066                 {
1067                         WaveEncoder *waveEncoder = new WaveEncoder();
1068                         waveEncoder->setBitrate(m_settings->compressionBitrate());
1069                         waveEncoder->setRCMode(m_settings->compressionRCMode());
1070                         encoder = waveEncoder;
1071                 }
1072                 break;
1073         default:
1074                 throw "Unsupported encoder!";
1075         }
1076
1077         return encoder;
1078 }
1079
1080 void ProcessingDialog::writePlayList(void)
1081 {
1082         if(m_succeededJobs.count() <= 0 || m_allJobs.count() <= 0)
1083         {
1084                 qWarning("WritePlayList: Nothing to do!");
1085                 return;
1086         }
1087
1088         //Init local variables
1089         QStringList list;
1090         QRegExp regExp1("\\[\\d\\d\\][^/\\\\]+$", Qt::CaseInsensitive);
1091         QRegExp regExp2("\\(\\d\\d\\)[^/\\\\]+$", Qt::CaseInsensitive);
1092         QRegExp regExp3("\\d\\d[^/\\\\]+$", Qt::CaseInsensitive);
1093         bool usePrefix[3] = {true, true, true};
1094         bool useUtf8 = false;
1095         int counter = 1;
1096
1097         //Generate playlist name
1098         QString playListName = (m_metaInfo->fileAlbum().isEmpty() ? "Playlist" : m_metaInfo->fileAlbum());
1099         if(!m_metaInfo->fileArtist().isEmpty())
1100         {
1101                 playListName = QString("%1 - %2").arg(m_metaInfo->fileArtist(), playListName);
1102         }
1103
1104         //Clean playlist name
1105         playListName = lamexp_clean_filename(playListName);
1106
1107         //Create list of audio files
1108         for(int i = 0; i < m_allJobs.count(); i++)
1109         {
1110                 if(!m_succeededJobs.contains(m_allJobs.at(i))) continue;
1111                 list << QDir::toNativeSeparators(QDir(m_settings->outputDir()).relativeFilePath(m_playList.value(m_allJobs.at(i), "N/A")));
1112         }
1113
1114         //Use prefix?
1115         for(int i = 0; i < list.count(); i++)
1116         {
1117                 if(regExp1.indexIn(list.at(i)) < 0) usePrefix[0] = false;
1118                 if(regExp2.indexIn(list.at(i)) < 0) usePrefix[1] = false;
1119                 if(regExp3.indexIn(list.at(i)) < 0) usePrefix[2] = false;
1120         }
1121         if(usePrefix[0] || usePrefix[1] || usePrefix[2])
1122         {
1123                 playListName.prepend(usePrefix[0] ? "[00] " : (usePrefix[1] ? "(00) " : "00 "));
1124         }
1125
1126         //Do we need an UTF-8 playlist?
1127         for(int i = 0; i < list.count(); i++)
1128         {
1129                 if(wcscmp(QWCHAR(QString::fromLatin1(list.at(i).toLatin1().constData())), QWCHAR(list.at(i))))
1130                 {
1131                         useUtf8 = true;
1132                         break;
1133                 }
1134         }
1135
1136         //Generate playlist output file
1137         QString playListFile = QString("%1/%2.%3").arg(m_settings->outputDir(), playListName, (useUtf8 ? "m3u8" : "m3u"));
1138         while(QFileInfo(playListFile).exists())
1139         {
1140                 playListFile = QString("%1/%2 (%3).%4").arg(m_settings->outputDir(), playListName, QString::number(++counter), (useUtf8 ? "m3u8" : "m3u"));
1141         }
1142
1143         //Now write playlist to output file
1144         QFile playList(playListFile);
1145         if(playList.open(QIODevice::WriteOnly))
1146         {
1147                 if(useUtf8)
1148                 {
1149                         playList.write("\xef\xbb\xbf");
1150                 }
1151                 playList.write("#EXTM3U\r\n");
1152                 while(!list.isEmpty())
1153                 {
1154                         playList.write(useUtf8 ? list.takeFirst().toUtf8().constData() : list.takeFirst().toLatin1().constData());
1155                         playList.write("\r\n");
1156                 }
1157                 playList.close();
1158         }
1159         else
1160         {
1161                 QMessageBox::warning(this, tr("Playlist creation failed"), QString("%1<br><nobr>%2</nobr>").arg(tr("The playlist file could not be created:"), playListFile));
1162         }
1163 }
1164
1165 AudioFileModel ProcessingDialog::updateMetaInfo(const AudioFileModel &audioFile)
1166 {
1167         if(!m_settings->writeMetaTags())
1168         {
1169                 return AudioFileModel(audioFile, false);
1170         }
1171
1172         AudioFileModel result = audioFile;
1173         result.updateMetaInfo(*m_metaInfo);
1174
1175         if(m_metaInfo->filePosition() == UINT_MAX)
1176         {
1177                 result.setFilePosition(m_currentFile);
1178         }
1179
1180         return result;
1181 }
1182
1183 void ProcessingDialog::setCloseButtonEnabled(bool enabled)
1184 {
1185         HMENU hMenu = GetSystemMenu((HWND) winId(), FALSE);
1186         EnableMenuItem(hMenu, SC_CLOSE, MF_BYCOMMAND | (enabled ? MF_ENABLED : MF_GRAYED));
1187 }
1188
1189 void ProcessingDialog::systemTrayActivated(QSystemTrayIcon::ActivationReason reason)
1190 {
1191         if(reason == QSystemTrayIcon::DoubleClick)
1192         {
1193                 SetForegroundWindow(reinterpret_cast<HWND>(this->winId()));
1194         }
1195 }
1196
1197 void ProcessingDialog::cpuUsageHasChanged(const double val)
1198 {
1199
1200         this->label_cpu->setText(QString().sprintf(" %d%%", qRound(val * 100.0)));
1201         UPDATE_MIN_WIDTH(label_cpu);
1202 }
1203
1204 void ProcessingDialog::ramUsageHasChanged(const double val)
1205 {
1206
1207         this->label_ram->setText(QString().sprintf(" %d%%", qRound(val * 100.0)));
1208         UPDATE_MIN_WIDTH(label_ram);
1209 }
1210
1211 void ProcessingDialog::diskUsageHasChanged(const quint64 val)
1212 {
1213         int postfix = 0;
1214         const char *postfixStr[6] = {"B", "KB", "MB", "GB", "TB", "PB"};
1215         double space = static_cast<double>(val);
1216
1217         while((space >= 1000.0) && (postfix < 5))
1218         {
1219                 space = space / 1024.0;
1220                 postfix++;
1221         }
1222
1223         this->label_disk->setText(QString().sprintf(" %3.1f %s", space, postfixStr[postfix]));
1224         UPDATE_MIN_WIDTH(label_disk);
1225 }
1226
1227 bool ProcessingDialog::shutdownComputer(void)
1228 {
1229         const int iTimeout = m_settings->hibernateComputer() ? 10 : 30;
1230         const Qt::WindowFlags flags = Qt::WindowStaysOnTopHint | Qt::CustomizeWindowHint | Qt::WindowTitleHint | Qt::MSWindowsFixedSizeDialogHint | Qt::WindowSystemMenuHint;
1231         const QString text = QString("%1%2%1").arg(QString().fill(' ', 18), tr("Warning: Computer will shutdown in %1 seconds..."));
1232
1233         qWarning("Initiating shutdown sequence!");
1234
1235         QProgressDialog progressDialog(text.arg(iTimeout), tr("Cancel Shutdown"), 0, iTimeout + 1, this, flags);
1236         QPushButton *cancelButton = new QPushButton(tr("Cancel Shutdown"), &progressDialog);
1237         cancelButton->setIcon(QIcon(":/icons/power_on.png"));
1238         progressDialog.setModal(true);
1239         progressDialog.setAutoClose(false);
1240         progressDialog.setAutoReset(false);
1241         progressDialog.setWindowIcon(QIcon(":/icons/power_off.png"));
1242         progressDialog.setCancelButton(cancelButton);
1243         progressDialog.show();
1244
1245         QApplication::processEvents();
1246
1247         if(m_settings->soundsEnabled())
1248         {
1249                 QApplication::setOverrideCursor(Qt::WaitCursor);
1250                 PlaySound(MAKEINTRESOURCE(IDR_WAVE_SHUTDOWN), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
1251                 QApplication::restoreOverrideCursor();
1252         }
1253
1254         QTimer timer;
1255         timer.setInterval(1000);
1256         timer.start();
1257
1258         QEventLoop eventLoop(this);
1259         connect(&timer, SIGNAL(timeout()), &eventLoop, SLOT(quit()));
1260         connect(&progressDialog, SIGNAL(canceled()), &eventLoop, SLOT(quit()));
1261
1262         for(int i = 1; i <= iTimeout; i++)
1263         {
1264                 eventLoop.exec();
1265                 if(progressDialog.wasCanceled())
1266                 {
1267                         progressDialog.close();
1268                         return false;
1269                 }
1270                 progressDialog.setValue(i+1);
1271                 progressDialog.setLabelText(text.arg(iTimeout-i));
1272                 if(iTimeout-i == 3) progressDialog.setCancelButton(NULL);
1273                 QApplication::processEvents();
1274                 PlaySound(MAKEINTRESOURCE((i < iTimeout) ? IDR_WAVE_BEEP : IDR_WAVE_BEEP_LONG), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
1275         }
1276
1277         progressDialog.close();
1278         return true;
1279 }
1280
1281 QString ProcessingDialog::time2text(const double timeVal) const
1282 {
1283         double intPart = 0;
1284         double frcPart = modf(timeVal, &intPart);
1285         int x = 0, y = 0; QString a, b;
1286
1287         QTime time = QTime().addSecs(qRound(intPart)).addMSecs(qRound(frcPart * 1000.0));
1288
1289         if(time.hour() > 0)
1290         {
1291                 x = time.hour();   a = tr("hour(s)");
1292                 y = time.minute(); b = tr("minute(s)");
1293         }
1294         else if(time.minute() > 0)
1295         {
1296                 x = time.minute(); a = tr("minute(s)");
1297                 y = time.second(); b = tr("second(s)");
1298         }
1299         else
1300         {
1301                 x = time.second(); a = tr("second(s)");
1302                 y = time.msec();   b = tr("millisecond(s)");
1303         }
1304
1305         return QString("%1 %2, %3 %4").arg(QString::number(x), a, QString::number(y), b);
1306 }
1307
1308 ////////////////////////////////////////////////////////////
1309 // HELPER FUNCTIONS
1310 ////////////////////////////////////////////////////////////
1311
1312 static int cores2instances(int cores)
1313 {
1314         //This function is a "cubic spline" with sampling points at:
1315         //(1,1); (2,2); (4,4); (8,6); (16,8); (32,11); (64,16)
1316         static const double LUT[8][5] =
1317         {
1318                 { 1.0,  0.014353554, -0.043060662, 1.028707108,  0.000000000},
1319                 { 2.0, -0.028707108,  0.215303309, 0.511979167,  0.344485294},
1320                 { 4.0,  0.010016468, -0.249379596, 2.370710784, -2.133823529},
1321                 { 8.0,  0.000282437, -0.015762868, 0.501776961,  2.850000000},
1322                 {16.0,  0.000033270, -0.003802849, 0.310416667,  3.870588235},
1323                 {32.0,  0.000006343, -0.001217831, 0.227696078,  4.752941176},
1324                 {64.0,  0.000000000,  0.000000000, 0.000000000, 16.000000000},
1325                 {DBL_MAX, 0.0, 0.0, 0.0, 0.0}
1326         };
1327
1328         double x = abs(static_cast<double>(cores)), y = 1.0;
1329
1330         for(size_t i = 0; i < 7; i++)
1331         {
1332                 if((x >= LUT[i][0]) && (x < LUT[i+1][0]))
1333                 {
1334                         y = (((((LUT[i][1] * x) + LUT[i][2]) * x) + LUT[i][3]) * x) + LUT[i][4];
1335                         break;
1336                 }
1337         }
1338
1339         return qRound(y);
1340 }