src/Dialog_Processing.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2011 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_MP3.h"
  35 #include "Encoder_Vorbis.h"
  36 #include "Encoder_AAC.h"
  37 #include "Encoder_AAC_FHG.h"
  38 #include "Encoder_AC3.h"
  39 #include "Encoder_FLAC.h"
  40 #include "Encoder_Wave.h"
  41 #include "Filter_Downmix.h"
  42 #include "Filter_Normalize.h"
  43 #include "Filter_Resample.h"
  44 #include "Filter_ToneAdjust.h"
  45 #include "WinSevenTaskbar.h"
  46
  47 #include <QApplication>
  48 #include <QRect>
  49 #include <QDesktopWidget>
  50 #include <QMovie>
  51 #include <QMessageBox>
  52 #include <QTimer>
  53 #include <QCloseEvent>
  54 #include <QDesktopServices>
  55 #include <QUrl>
  56 #include <QUuid>
  57 #include <QFileInfo>
  58 #include <QDir>
  59 #include <QMenu>
  60 #include <QSystemTrayIcon>
  61 #include <QProcess>
  62 #include <QProgressDialog>
  63
  64 #include <MMSystem.h>
  65
  66 ////////////////////////////////////////////////////////////
  67
  68 //Maximum number of parallel instances
  69 #define MAX_INSTANCES 16
  70
  71 //Maximum number of CPU cores for auto-detection
  72 #define MAX_CPU_COUNT 4
  73
  74 ////////////////////////////////////////////////////////////
  75
  76 #define CHANGE_BACKGROUND_COLOR(WIDGET, COLOR) \
  77 { \
  78         QPalette palette = WIDGET->palette(); \
  79         palette.setColor(QPalette::Background, COLOR); \
  80         WIDGET->setPalette(palette); \
  81 }
  82
  83 #define SET_PROGRESS_TEXT(TXT) \
  84 { \
  85         label_progress->setText(TXT); \
  86         m_systemTray->setToolTip(QString().sprintf("LameXP v%d.%02d\n%ls", lamexp_version_major(), lamexp_version_minor(), QString(TXT).utf16())); \
  87 }
  88
  89 #define SET_FONT_BOLD(WIDGET,BOLD) { QFont _font = WIDGET->font(); _font.setBold(BOLD); WIDGET->setFont(_font); }
  90 #define UPDATE_MIN_WIDTH(WIDGET) { if(WIDGET->width() > WIDGET->minimumWidth()) WIDGET->setMinimumWidth(WIDGET->width()); }
  91
  92 ////////////////////////////////////////////////////////////
  93 // Constructor
  94 ////////////////////////////////////////////////////////////
  95
  96 ProcessingDialog::ProcessingDialog(FileListModel *fileListModel, AudioFileModel *metaInfo, SettingsModel *settings, QWidget *parent)
  97 :
  98         QDialog(parent),
  99         m_systemTray(new QSystemTrayIcon(QIcon(":/icons/cd_go.png"), this)),
 100         m_settings(settings),
 101         m_metaInfo(metaInfo),
 102         m_shutdownFlag(shutdownFlag_None),
 103         m_diskObserver(NULL),
 104         m_cpuObserver(NULL),
 105         m_ramObserver(NULL)
 106 {
 107         //Init the dialog, from the .ui file
 108         setupUi(this);
 109         setWindowFlags(windowFlags() ^ Qt::WindowContextHelpButtonHint);
 110
 111         //Setup version info
 112         label_versionInfo->setText(QString().sprintf("v%d.%02d %s (Build %d)", lamexp_version_major(), lamexp_version_minor(), lamexp_version_release(), lamexp_version_build()));
 113         label_versionInfo->installEventFilter(this);
 114
 115         //Register meta type
 116         qRegisterMetaType<QUuid>("QUuid");
 117
 118         //Center window in screen
 119         QRect desktopRect = QApplication::desktop()->screenGeometry();
 120         QRect thisRect = this->geometry();
 121         move((desktopRect.width() - thisRect.width()) / 2, (desktopRect.height() - thisRect.height()) / 2);
 122         setMinimumSize(thisRect.width(), thisRect.height());
 123
 124         //Enable buttons
 125         connect(button_AbortProcess, SIGNAL(clicked()), this, SLOT(abortEncoding()));
 126
 127         //Init progress indicator
 128         m_progressIndicator = new QMovie(":/images/Working.gif");
 129         label_headerWorking->setMovie(m_progressIndicator);
 130         progressBar->setValue(0);
 131
 132         //Init progress model
 133         m_progressModel = new ProgressModel();
 134         view_log->setModel(m_progressModel);
 135         view_log->verticalHeader()->setResizeMode(QHeaderView::ResizeToContents);
 136         view_log->verticalHeader()->hide();
 137         view_log->horizontalHeader()->setResizeMode(QHeaderView::ResizeToContents);
 138         view_log->horizontalHeader()->setResizeMode(0, QHeaderView::Stretch);
 139         view_log->viewport()->installEventFilter(this);
 140         connect(m_progressModel, SIGNAL(rowsInserted(QModelIndex,int,int)), this, SLOT(progressModelChanged()));
 141         connect(m_progressModel, SIGNAL(modelReset()), this, SLOT(progressModelChanged()));
 142         connect(view_log, SIGNAL(activated(QModelIndex)), this, SLOT(logViewDoubleClicked(QModelIndex)));
 143         connect(view_log->horizontalHeader(), SIGNAL(sectionResized(int,int,int)), this, SLOT(logViewSectionSizeChanged(int,int,int)));
 144
 145         //Create context menu
 146         m_contextMenu = new QMenu();
 147         QAction *contextMenuDetailsAction = m_contextMenu->addAction(QIcon(":/icons/zoom.png"), tr("Show details for selected job"));
 148         QAction *contextMenuShowFileAction = m_contextMenu->addAction(QIcon(":/icons/folder_go.png"), tr("Browse Output File Location"));
 149
 150         view_log->setContextMenuPolicy(Qt::CustomContextMenu);
 151         connect(view_log, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(contextMenuTriggered(QPoint)));
 152         connect(contextMenuDetailsAction, SIGNAL(triggered(bool)), this, SLOT(contextMenuDetailsActionTriggered()));
 153         connect(contextMenuShowFileAction, SIGNAL(triggered(bool)), this, SLOT(contextMenuShowFileActionTriggered()));
 154         SET_FONT_BOLD(contextMenuDetailsAction, true);
 155
 156         //Enque jobs
 157         if(fileListModel)
 158         {
 159                 for(int i = 0; i < fileListModel->rowCount(); i++)
 160                 {
 161                         m_pendingJobs.append(fileListModel->getFile(fileListModel->index(i,0)));
 162                 }
 163         }
 164
 165         //Translate
 166         label_headerStatus->setText(QString("<b>%1</b><br>%2").arg(tr("Encoding Files"), tr("Your files are being encoded, please be patient...")));
 167
 168         //Enable system tray icon
 169         connect(m_systemTray, SIGNAL(activated(QSystemTrayIcon::ActivationReason)), this, SLOT(systemTrayActivated(QSystemTrayIcon::ActivationReason)));
 170
 171         //Init other vars
 172         m_runningThreads = 0;
 173         m_currentFile = 0;
 174         m_allJobs.clear();
 175         m_succeededJobs.clear();
 176         m_failedJobs.clear();
 177         m_userAborted = false;
 178 }
 179
 180 ////////////////////////////////////////////////////////////
 181 // Destructor
 182 ////////////////////////////////////////////////////////////
 183
 184 ProcessingDialog::~ProcessingDialog(void)
 185 {
 186         view_log->setModel(NULL);
 187
 188         if(m_progressIndicator)
 189         {
 190                 m_progressIndicator->stop();
 191         }
 192
 193         if(m_diskObserver)
 194         {
 195                 m_diskObserver->stop();
 196                 if(!m_diskObserver->wait(15000))
 197                 {
 198                         m_diskObserver->terminate();
 199                         m_diskObserver->wait();
 200                 }
 201         }
 202         if(m_cpuObserver)
 203         {
 204                 m_cpuObserver->stop();
 205                 if(!m_cpuObserver->wait(15000))
 206                 {
 207                         m_cpuObserver->terminate();
 208                         m_cpuObserver->wait();
 209                 }
 210         }
 211         if(m_ramObserver)
 212         {
 213                 m_ramObserver->stop();
 214                 if(!m_ramObserver->wait(15000))
 215                 {
 216                         m_ramObserver->terminate();
 217                         m_ramObserver->wait();
 218                 }
 219         }
 220
 221         LAMEXP_DELETE(m_progressIndicator);
 222         LAMEXP_DELETE(m_progressModel);
 223         LAMEXP_DELETE(m_contextMenu);
 224         LAMEXP_DELETE(m_systemTray);
 225         LAMEXP_DELETE(m_diskObserver);
 226         LAMEXP_DELETE(m_cpuObserver);
 227         LAMEXP_DELETE(m_ramObserver);
 228
 229         WinSevenTaskbar::setOverlayIcon(this, NULL);
 230         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarNoState);
 231
 232         while(!m_threadList.isEmpty())
 233         {
 234                 ProcessThread *thread = m_threadList.takeFirst();
 235                 thread->terminate();
 236                 thread->wait(15000);
 237                 delete thread;
 238         }
 239 }
 240
 241 ////////////////////////////////////////////////////////////
 242 // EVENTS
 243 ////////////////////////////////////////////////////////////
 244
 245 void ProcessingDialog::showEvent(QShowEvent *event)
 246 {
 247         setCloseButtonEnabled(false);
 248         button_closeDialog->setEnabled(false);
 249         button_AbortProcess->setEnabled(false);
 250         m_systemTray->setVisible(true);
 251
 252         if(!SetPriorityClass(GetCurrentProcess(), ABOVE_NORMAL_PRIORITY_CLASS))
 253         {
 254                 SetPriorityClass(GetCurrentProcess(), HIGH_PRIORITY_CLASS);
 255         }
 256
 257         ramUsageHasChanged(0.0);
 258         cpuUsageHasChanged(0.0);
 259         diskUsageHasChanged(0ui64);
 260
 261         QTimer::singleShot(1000, this, SLOT(initEncoding()));
 262 }
 263
 264 void ProcessingDialog::closeEvent(QCloseEvent *event)
 265 {
 266         if(!button_closeDialog->isEnabled())
 267         {
 268                 event->ignore();
 269         }
 270         else
 271         {
 272                 m_systemTray->setVisible(false);
 273         }
 274 }
 275
 276 bool ProcessingDialog::eventFilter(QObject *obj, QEvent *event)
 277 {
 278         static QColor defaultColor = QColor();
 279
 280         if(obj == label_versionInfo)
 281         {
 282                 if(event->type() == QEvent::Enter)
 283                 {
 284                         QPalette palette = label_versionInfo->palette();
 285                         defaultColor = palette.color(QPalette::Normal, QPalette::WindowText);
 286                         palette.setColor(QPalette::Normal, QPalette::WindowText, Qt::red);
 287                         label_versionInfo->setPalette(palette);
 288                 }
 289                 else if(event->type() == QEvent::Leave)
 290                 {
 291                         QPalette palette = label_versionInfo->palette();
 292                         palette.setColor(QPalette::Normal, QPalette::WindowText, defaultColor);
 293                         label_versionInfo->setPalette(palette);
 294                 }
 295                 else if(event->type() == QEvent::MouseButtonPress)
 296                 {
 297                         QUrl url(lamexp_website_url());
 298                         QDesktopServices::openUrl(url);
 299                 }
 300         }
 301
 302         return false;
 303 }
 304
 305 ////////////////////////////////////////////////////////////
 306 // SLOTS
 307 ////////////////////////////////////////////////////////////
 308
 309 void ProcessingDialog::initEncoding(void)
 310 {
 311         m_runningThreads = 0;
 312         m_currentFile = 0;
 313         m_allJobs.clear();
 314         m_succeededJobs.clear();
 315         m_failedJobs.clear();
 316         m_userAborted = false;
 317         m_playList.clear();
 318
 319         CHANGE_BACKGROUND_COLOR(frame_header, QColor(Qt::white));
 320         SET_PROGRESS_TEXT(tr("Encoding files, please wait..."));
 321         m_progressIndicator->start();
 322
 323         button_closeDialog->setEnabled(false);
 324         button_AbortProcess->setEnabled(true);
 325         progressBar->setRange(0, m_pendingJobs.count());
 326         checkBox_shutdownComputer->setEnabled(true);
 327         checkBox_shutdownComputer->setChecked(false);
 328
 329         WinSevenTaskbar::initTaskbar();
 330         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarNormalState);
 331         WinSevenTaskbar::setTaskbarProgress(this, 0, m_pendingJobs.count());
 332         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/control_play_blue.png"));
 333
 334         if(!m_diskObserver)
 335         {
 336                 m_diskObserver = new DiskObserverThread(m_settings->customTempPathEnabled() ? m_settings->customTempPath() : lamexp_temp_folder2());
 337                 connect(m_diskObserver, SIGNAL(messageLogged(QString,bool)), m_progressModel, SLOT(addSystemMessage(QString,bool)), Qt::QueuedConnection);
 338                 connect(m_diskObserver, SIGNAL(freeSpaceChanged(quint64)), this, SLOT(diskUsageHasChanged(quint64)), Qt::QueuedConnection);
 339                 m_diskObserver->start();
 340         }
 341         if(!m_cpuObserver)
 342         {
 343                 m_cpuObserver = new CPUObserverThread();
 344                 connect(m_cpuObserver, SIGNAL(currentUsageChanged(double)), this, SLOT(cpuUsageHasChanged(double)), Qt::QueuedConnection);
 345                 m_cpuObserver->start();
 346         }
 347         if(!m_ramObserver)
 348         {
 349                 m_ramObserver = new RAMObserverThread();
 350                 connect(m_ramObserver, SIGNAL(currentUsageChanged(double)), this, SLOT(ramUsageHasChanged(double)), Qt::QueuedConnection);
 351                 m_ramObserver->start();
 352         }
 353
 354         int maximumInstances = max(min(m_settings->maximumInstances(), MAX_INSTANCES), 0);
 355         if(maximumInstances < 1)
 356         {
 357                 lamexp_cpu_t cpuFeatures = lamexp_detect_cpu_features();
 358                 maximumInstances = max(min(cpuFeatures.count, MAX_CPU_COUNT), 1);
 359         }
 360
 361         int parallelThreadCount = max(min(maximumInstances, m_pendingJobs.count()), 1);
 362         if(parallelThreadCount > 1)
 363         {
 364                 m_progressModel->addSystemMessage(tr("Multi-threading enabled: Running %1 instances in parallel!").arg(QString::number(parallelThreadCount)));
 365         }
 366
 367         for(int i = 0; i < parallelThreadCount; i++)
 368         {
 369                 startNextJob();
 370         }
 371 }
 372
 373 void ProcessingDialog::abortEncoding(void)
 374 {
 375         m_userAborted = true;
 376         button_AbortProcess->setEnabled(false);
 377
 378         SET_PROGRESS_TEXT(tr("Aborted! Waiting for running jobs to terminate..."));
 379
 380         for(int i = 0; i < m_threadList.count(); i++)
 381         {
 382                 m_threadList.at(i)->abort();
 383         }
 384 }
 385
 386 void ProcessingDialog::doneEncoding(void)
 387 {
 388         m_runningThreads--;
 389         progressBar->setValue(progressBar->value() + 1);
 390
 391         if(!m_userAborted)
 392         {
 393                 SET_PROGRESS_TEXT(tr("Encoding: %1 files of %2 completed so far, please wait...").arg(QString::number(progressBar->value()), QString::number(progressBar->maximum())));
 394                 WinSevenTaskbar::setTaskbarProgress(this, progressBar->value(), progressBar->maximum());
 395         }
 396
 397         int index = m_threadList.indexOf(dynamic_cast<ProcessThread*>(QWidget::sender()));
 398         if(index >= 0)
 399         {
 400                 m_threadList.takeAt(index)->deleteLater();
 401         }
 402
 403         if(!m_pendingJobs.isEmpty() && !m_userAborted)
 404         {
 405                 startNextJob();
 406                 qDebug("Running jobs: %u", m_runningThreads);
 407                 return;
 408         }
 409
 410         if(m_runningThreads > 0)
 411         {
 412                 qDebug("Running jobs: %u", m_runningThreads);
 413                 return;
 414         }
 415
 416         QApplication::setOverrideCursor(Qt::WaitCursor);
 417         qDebug("Running jobs: %u", m_runningThreads);
 418
 419         if(!m_userAborted && m_settings->createPlaylist() && !m_settings->outputToSourceDir())
 420         {
 421                 SET_PROGRESS_TEXT(tr("Creating the playlist file, please wait..."));
 422                 QApplication::processEvents();
 423                 writePlayList();
 424         }
 425
 426         if(m_userAborted)
 427         {
 428                 CHANGE_BACKGROUND_COLOR(frame_header, QColor("#FFF3BA"));
 429                 WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarErrorState);
 430                 WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/error.png"));
 431                 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!"));
 432                 m_systemTray->showMessage(tr("LameXP - Aborted"), tr("Process was aborted by the user."), QSystemTrayIcon::Warning);
 433                 m_systemTray->setIcon(QIcon(":/icons/cd_delete.png"));
 434                 QApplication::processEvents();
 435                 if(m_settings->soundsEnabled()) PlaySound(MAKEINTRESOURCE(IDR_WAVE_ABORTED), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 436         }
 437         else
 438         {
 439                 if(m_failedJobs.count() > 0)
 440                 {
 441                         CHANGE_BACKGROUND_COLOR(frame_header, QColor("#FFBABA"));
 442                         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarErrorState);
 443                         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/exclamation.png"));
 444                         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())));
 445                         m_systemTray->showMessage(tr("LameXP - Error"), tr("At least one file has failed!"), QSystemTrayIcon::Critical);
 446                         m_systemTray->setIcon(QIcon(":/icons/cd_delete.png"));
 447                         QApplication::processEvents();
 448                         if(m_settings->soundsEnabled()) PlaySound(MAKEINTRESOURCE(IDR_WAVE_ERROR), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 449                 }
 450                 else
 451                 {
 452                         CHANGE_BACKGROUND_COLOR(frame_header, QColor("#E0FFE2"));
 453                         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarNormalState);
 454                         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/accept.png"));
 455                         SET_PROGRESS_TEXT(tr("All files completed successfully."));
 456                         m_systemTray->showMessage(tr("LameXP - Done"), tr("All files completed successfully."), QSystemTrayIcon::Information);
 457                         m_systemTray->setIcon(QIcon(":/icons/cd_add.png"));
 458                         QApplication::processEvents();
 459                         if(m_settings->soundsEnabled()) PlaySound(MAKEINTRESOURCE(IDR_WAVE_SUCCESS), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 460                 }
 461         }
 462
 463         setCloseButtonEnabled(true);
 464         button_closeDialog->setEnabled(true);
 465         button_AbortProcess->setEnabled(false);
 466         checkBox_shutdownComputer->setEnabled(false);
 467
 468         m_progressModel->restoreHiddenItems();
 469         view_log->scrollToBottom();
 470         m_progressIndicator->stop();
 471         progressBar->setValue(progressBar->maximum());
 472         WinSevenTaskbar::setTaskbarProgress(this, progressBar->value(), progressBar->maximum());
 473
 474         QApplication::restoreOverrideCursor();
 475
 476         if(!m_userAborted && checkBox_shutdownComputer->isChecked())
 477         {
 478                 if(shutdownComputer())
 479                 {
 480                         m_shutdownFlag = m_settings->hibernateComputer() ? shutdownFlag_Hibernate : shutdownFlag_TurnPowerOff;
 481                         accept();
 482                 }
 483         }
 484 }
 485
 486 void ProcessingDialog::processFinished(const QUuid &jobId, const QString &outFileName, bool success)
 487 {
 488         if(success)
 489         {
 490                 m_playList.insert(jobId, outFileName);
 491                 m_succeededJobs.append(jobId);
 492         }
 493         else
 494         {
 495                 m_failedJobs.append(jobId);
 496         }
 497 }
 498
 499 void ProcessingDialog::progressModelChanged(void)
 500 {
 501         view_log->scrollToBottom();
 502 }
 503
 504 void ProcessingDialog::logViewDoubleClicked(const QModelIndex &index)
 505 {
 506         if(m_runningThreads == 0)
 507         {
 508                 const QStringList &logFile = m_progressModel->getLogFile(index);
 509
 510                 if(!logFile.isEmpty())
 511                 {
 512                         LogViewDialog *logView = new LogViewDialog(this);
 513                         logView->setWindowTitle(QString("LameXP - [%1]").arg(m_progressModel->data(index, Qt::DisplayRole).toString()));
 514                         logView->exec(logFile);
 515                         LAMEXP_DELETE(logView);
 516                 }
 517                 else
 518                 {
 519                         MessageBeep(MB_ICONWARNING);
 520                 }
 521         }
 522         else
 523         {
 524                 MessageBeep(MB_ICONWARNING);
 525         }
 526 }
 527
 528 void ProcessingDialog::logViewSectionSizeChanged(int logicalIndex, int oldSize, int newSize)
 529 {
 530         if(logicalIndex == 1)
 531         {
 532                 if(QHeaderView *hdr = view_log->horizontalHeader())
 533                 {
 534                         hdr->setMinimumSectionSize(max(hdr->minimumSectionSize(), hdr->sectionSize(1)));
 535                 }
 536         }
 537 }
 538
 539 void ProcessingDialog::contextMenuTriggered(const QPoint &pos)
 540 {
 541         QAbstractScrollArea *scrollArea = dynamic_cast<QAbstractScrollArea*>(QObject::sender());
 542         QWidget *sender = scrollArea ? scrollArea->viewport() : dynamic_cast<QWidget*>(QObject::sender());
 543
 544         if(pos.x() <= sender->width() && pos.y() <= sender->height() && pos.x() >= 0 && pos.y() >= 0)
 545         {
 546                 m_contextMenu->popup(sender->mapToGlobal(pos));
 547         }
 548 }
 549
 550 void ProcessingDialog::contextMenuDetailsActionTriggered(void)
 551 {
 552         QModelIndex index = view_log->indexAt(view_log->mapFromGlobal(m_contextMenu->pos()));
 553         logViewDoubleClicked(index.isValid() ? index : view_log->currentIndex());
 554 }
 555
 556 void ProcessingDialog::contextMenuShowFileActionTriggered(void)
 557 {
 558         QModelIndex index = view_log->indexAt(view_log->mapFromGlobal(m_contextMenu->pos()));
 559         const QUuid &jobId = m_progressModel->getJobId(index.isValid() ? index : view_log->currentIndex());
 560         QString filePath = m_playList.value(jobId, QString());
 561
 562         if(filePath.isEmpty())
 563         {
 564                 MessageBeep(MB_ICONWARNING);
 565                 return;
 566         }
 567
 568         if(QFileInfo(filePath).exists())
 569         {
 570                 QString systemRootPath;
 571
 572                 QDir systemRoot(lamexp_known_folder(lamexp_folder_systemfolder));
 573                 if(systemRoot.exists() && systemRoot.cdUp())
 574                 {
 575                         systemRootPath = systemRoot.canonicalPath();
 576                 }
 577
 578                 if(!systemRootPath.isEmpty())
 579                 {
 580                         QFileInfo explorer(QString("%1/explorer.exe").arg(systemRootPath));
 581                         if(explorer.exists() && explorer.isFile())
 582                         {
 583                                 QProcess::execute(explorer.canonicalFilePath(), QStringList() << "/select," << QDir::toNativeSeparators(QFileInfo(filePath).canonicalFilePath()));
 584                                 return;
 585                         }
 586                 }
 587                 else
 588                 {
 589                         qWarning("SystemRoot directory could not be detected!");
 590                 }
 591         }
 592         else
 593         {
 594                 qWarning("File not found: %s", filePath.toLatin1().constData());
 595                 MessageBeep(MB_ICONERROR);
 596         }
 597 }
 598
 599 ////////////////////////////////////////////////////////////
 600 // Private Functions
 601 ////////////////////////////////////////////////////////////
 602
 603 void ProcessingDialog::startNextJob(void)
 604 {
 605         if(m_pendingJobs.isEmpty())
 606         {
 607                 return;
 608         }
 609
 610         m_currentFile++;
 611         AudioFileModel currentFile = updateMetaInfo(m_pendingJobs.takeFirst());
 612         AbstractEncoder *encoder = NULL;
 613         bool nativeResampling = false;
 614
 615         //Create encoder instance
 616         switch(m_settings->compressionEncoder())
 617         {
 618         case SettingsModel::MP3Encoder:
 619                 {
 620                         MP3Encoder *mp3Encoder = new MP3Encoder();
 621                         mp3Encoder->setBitrate(m_settings->compressionBitrate());
 622                         mp3Encoder->setRCMode(m_settings->compressionRCMode());
 623                         mp3Encoder->setAlgoQuality(m_settings->lameAlgoQuality());
 624                         if(m_settings->bitrateManagementEnabled())
 625                         {
 626                                 mp3Encoder->setBitrateLimits(m_settings->bitrateManagementMinRate(), m_settings->bitrateManagementMaxRate());
 627                         }
 628                         if(m_settings->samplingRate() > 0)
 629                         {
 630                                 mp3Encoder->setSamplingRate(SettingsModel::samplingRates[m_settings->samplingRate()]);
 631                                 nativeResampling = true;
 632                         }
 633                         mp3Encoder->setChannelMode(m_settings->lameChannelMode());
 634                         mp3Encoder->setCustomParams(m_settings->customParametersLAME());
 635                         encoder = mp3Encoder;
 636                 }
 637                 break;
 638         case SettingsModel::VorbisEncoder:
 639                 {
 640                         VorbisEncoder *vorbisEncoder = new VorbisEncoder();
 641                         vorbisEncoder->setBitrate(m_settings->compressionBitrate());
 642                         vorbisEncoder->setRCMode(m_settings->compressionRCMode());
 643                         if(m_settings->bitrateManagementEnabled())
 644                         {
 645                                 vorbisEncoder->setBitrateLimits(m_settings->bitrateManagementMinRate(), m_settings->bitrateManagementMaxRate());
 646                         }
 647                         if(m_settings->samplingRate() > 0)
 648                         {
 649                                 vorbisEncoder->setSamplingRate(SettingsModel::samplingRates[m_settings->samplingRate()]);
 650                                 nativeResampling = true;
 651                         }
 652                         vorbisEncoder->setCustomParams(m_settings->customParametersOggEnc());
 653                         encoder = vorbisEncoder;
 654                 }
 655                 break;
 656         case SettingsModel::AACEncoder:
 657                 {
 658                         if(lamexp_check_tool("fhgaacenc.exe") && lamexp_check_tool("enc_fhgaac.dll"))
 659                         {
 660                                 FHGAACEncoder *aacEncoder = new FHGAACEncoder();
 661                                 aacEncoder->setBitrate(m_settings->compressionBitrate());
 662                                 aacEncoder->setRCMode(m_settings->compressionRCMode());
 663                                 aacEncoder->setProfile(m_settings->aacEncProfile());
 664                                 aacEncoder->setCustomParams(m_settings->customParametersAacEnc());
 665                                 encoder = aacEncoder;
 666                         }
 667                         else
 668                         {
 669                                 AACEncoder *aacEncoder = new AACEncoder();
 670                                 aacEncoder->setBitrate(m_settings->compressionBitrate());
 671                                 aacEncoder->setRCMode(m_settings->compressionRCMode());
 672                                 aacEncoder->setEnable2Pass(m_settings->neroAACEnable2Pass());
 673                                 aacEncoder->setProfile(m_settings->aacEncProfile());
 674                                 aacEncoder->setCustomParams(m_settings->customParametersAacEnc());
 675                                 encoder = aacEncoder;
 676                         }
 677                 }
 678                 break;
 679         case SettingsModel::AC3Encoder:
 680                 {
 681                         AC3Encoder *ac3Encoder = new AC3Encoder();
 682                         ac3Encoder->setBitrate(m_settings->compressionBitrate());
 683                         ac3Encoder->setRCMode(m_settings->compressionRCMode());
 684                         ac3Encoder->setCustomParams(m_settings->customParametersAften());
 685                         ac3Encoder->setAudioCodingMode(m_settings->aftenAudioCodingMode());
 686                         ac3Encoder->setDynamicRangeCompression(m_settings->aftenDynamicRangeCompression());
 687                         ac3Encoder->setExponentSearchSize(m_settings->aftenExponentSearchSize());
 688                         ac3Encoder->setFastBitAllocation(m_settings->aftenFastBitAllocation());
 689                         encoder = ac3Encoder;
 690                 }
 691                 break;
 692         case SettingsModel::FLACEncoder:
 693                 {
 694                         FLACEncoder *flacEncoder = new FLACEncoder();
 695                         flacEncoder->setBitrate(m_settings->compressionBitrate());
 696                         flacEncoder->setRCMode(m_settings->compressionRCMode());
 697                         flacEncoder->setCustomParams(m_settings->customParametersFLAC());
 698                         encoder = flacEncoder;
 699                 }
 700                 break;
 701         case SettingsModel::PCMEncoder:
 702                 {
 703                         WaveEncoder *waveEncoder = new WaveEncoder();
 704                         waveEncoder->setBitrate(m_settings->compressionBitrate());
 705                         waveEncoder->setRCMode(m_settings->compressionRCMode());
 706                         encoder = waveEncoder;
 707                 }
 708                 break;
 709         default:
 710                 throw "Unsupported encoder!";
 711         }
 712
 713         //Create processing thread
 714         ProcessThread *thread = new ProcessThread
 715         (
 716                 currentFile,
 717                 (m_settings->outputToSourceDir() ? QFileInfo(currentFile.filePath()).absolutePath() : m_settings->outputDir()),
 718                 (m_settings->customTempPathEnabled() ? m_settings->customTempPath() : lamexp_temp_folder2()),
 719                 encoder,
 720                 m_settings->prependRelativeSourcePath() && (!m_settings->outputToSourceDir())
 721         );
 722
 723         //Add audio filters
 724         if(m_settings->forceStereoDownmix())
 725         {
 726                 thread->addFilter(new DownmixFilter());
 727         }
 728         if((m_settings->samplingRate() > 0) && !nativeResampling)
 729         {
 730                 if(SettingsModel::samplingRates[m_settings->samplingRate()] != currentFile.formatAudioSamplerate() || currentFile.formatAudioSamplerate() == 0)
 731                 {
 732                         thread->addFilter(new ResampleFilter(SettingsModel::samplingRates[m_settings->samplingRate()]));
 733                 }
 734         }
 735         if((m_settings->toneAdjustBass() != 0) || (m_settings->toneAdjustTreble() != 0))
 736         {
 737                 thread->addFilter(new ToneAdjustFilter(m_settings->toneAdjustBass(), m_settings->toneAdjustTreble()));
 738         }
 739         if(m_settings->normalizationFilterEnabled())
 740         {
 741                 thread->addFilter(new NormalizeFilter(m_settings->normalizationFilterMaxVolume(), m_settings->normalizationFilterEqualizationMode()));
 742         }
 743         if(m_settings->renameOutputFilesEnabled() && (!m_settings->renameOutputFilesPattern().simplified().isEmpty()))
 744         {
 745                 thread->setRenamePattern(m_settings->renameOutputFilesPattern());
 746         }
 747
 748         m_threadList.append(thread);
 749         m_allJobs.append(thread->getId());
 750
 751         //Connect thread signals
 752         connect(thread, SIGNAL(finished()), this, SLOT(doneEncoding()), Qt::QueuedConnection);
 753         connect(thread, SIGNAL(processStateInitialized(QUuid,QString,QString,int)), m_progressModel, SLOT(addJob(QUuid,QString,QString,int)), Qt::QueuedConnection);
 754         connect(thread, SIGNAL(processStateChanged(QUuid,QString,int)), m_progressModel, SLOT(updateJob(QUuid,QString,int)), Qt::QueuedConnection);
 755         connect(thread, SIGNAL(processStateFinished(QUuid,QString,bool)), this, SLOT(processFinished(QUuid,QString,bool)), Qt::QueuedConnection);
 756         connect(thread, SIGNAL(processMessageLogged(QUuid,QString)), m_progressModel, SLOT(appendToLog(QUuid,QString)), Qt::QueuedConnection);
 757
 758         //Give it a go!
 759         m_runningThreads++;
 760         thread->start();
 761 }
 762
 763 void ProcessingDialog::writePlayList(void)
 764 {
 765         if(m_succeededJobs.count() <= 0 || m_allJobs.count() <= 0)
 766         {
 767                 qWarning("WritePlayList: Nothing to do!");
 768                 return;
 769         }
 770
 771         //Init local variables
 772         QStringList list;
 773         QRegExp regExp1("\\[\\d\\d\\][^/\\\\]+$", Qt::CaseInsensitive);
 774         QRegExp regExp2("\\(\\d\\d\\)[^/\\\\]+$", Qt::CaseInsensitive);
 775         QRegExp regExp3("\\d\\d[^/\\\\]+$", Qt::CaseInsensitive);
 776         bool usePrefix[3] = {true, true, true};
 777         bool useUtf8 = false;
 778         int counter = 1;
 779
 780         //Generate playlist name
 781         QString playListName = (m_metaInfo->fileAlbum().isEmpty() ? "Playlist" : m_metaInfo->fileAlbum());
 782         if(!m_metaInfo->fileArtist().isEmpty())
 783         {
 784                 playListName = QString("%1 - %2").arg(m_metaInfo->fileArtist(), playListName);
 785         }
 786
 787         //Clean playlist name
 788         playListName = lamexp_clean_filename(playListName);
 789
 790         //Create list of audio files
 791         for(int i = 0; i < m_allJobs.count(); i++)
 792         {
 793                 if(!m_succeededJobs.contains(m_allJobs.at(i))) continue;
 794                 list << QDir::toNativeSeparators(QDir(m_settings->outputDir()).relativeFilePath(m_playList.value(m_allJobs.at(i), "N/A")));
 795         }
 796
 797         //Use prefix?
 798         for(int i = 0; i < list.count(); i++)
 799         {
 800                 if(regExp1.indexIn(list.at(i)) < 0) usePrefix[0] = false;
 801                 if(regExp2.indexIn(list.at(i)) < 0) usePrefix[1] = false;
 802                 if(regExp3.indexIn(list.at(i)) < 0) usePrefix[2] = false;
 803         }
 804         if(usePrefix[0] || usePrefix[1] || usePrefix[2])
 805         {
 806                 playListName.prepend(usePrefix[0] ? "[00] " : (usePrefix[1] ? "(00) " : "00 "));
 807         }
 808
 809         //Do we need an UTF-8 playlist?
 810         for(int i = 0; i < list.count(); i++)
 811         {
 812                 if(wcscmp(QWCHAR(QString::fromLatin1(list.at(i).toLatin1().constData())), QWCHAR(list.at(i))))
 813                 {
 814                         useUtf8 = true;
 815                         break;
 816                 }
 817         }
 818
 819         //Generate playlist output file
 820         QString playListFile = QString("%1/%2.%3").arg(m_settings->outputDir(), playListName, (useUtf8 ? "m3u8" : "m3u"));
 821         while(QFileInfo(playListFile).exists())
 822         {
 823                 playListFile = QString("%1/%2 (%3).%4").arg(m_settings->outputDir(), playListName, QString::number(++counter), (useUtf8 ? "m3u8" : "m3u"));
 824         }
 825
 826         //Now write playlist to output file
 827         QFile playList(playListFile);
 828         if(playList.open(QIODevice::WriteOnly))
 829         {
 830                 if(useUtf8)
 831                 {
 832                         playList.write("\xef\xbb\xbf");
 833                 }
 834                 playList.write("#EXTM3U\r\n");
 835                 while(!list.isEmpty())
 836                 {
 837                         playList.write(useUtf8 ? list.takeFirst().toUtf8().constData() : list.takeFirst().toLatin1().constData());
 838                         playList.write("\r\n");
 839                 }
 840                 playList.close();
 841         }
 842         else
 843         {
 844                 QMessageBox::warning(this, tr("Playlist creation failed"), QString("%1<br><nobr>%2</nobr>").arg(tr("The playlist file could not be created:"), playListFile));
 845         }
 846 }
 847
 848 AudioFileModel ProcessingDialog::updateMetaInfo(const AudioFileModel &audioFile)
 849 {
 850         if(!m_settings->writeMetaTags())
 851         {
 852                 return AudioFileModel(audioFile, false);
 853         }
 854
 855         AudioFileModel result = audioFile;
 856         result.updateMetaInfo(*m_metaInfo);
 857
 858         if(m_metaInfo->filePosition() == UINT_MAX)
 859         {
 860                 result.setFilePosition(m_currentFile);
 861         }
 862
 863         return result;
 864 }
 865
 866 void ProcessingDialog::setCloseButtonEnabled(bool enabled)
 867 {
 868         HMENU hMenu = GetSystemMenu((HWND) winId(), FALSE);
 869         EnableMenuItem(hMenu, SC_CLOSE, MF_BYCOMMAND | (enabled ? MF_ENABLED : MF_GRAYED));
 870 }
 871
 872 void ProcessingDialog::systemTrayActivated(QSystemTrayIcon::ActivationReason reason)
 873 {
 874         if(reason == QSystemTrayIcon::DoubleClick)
 875         {
 876                 SetForegroundWindow(this->winId());
 877         }
 878 }
 879
 880 void ProcessingDialog::cpuUsageHasChanged(const double val)
 881 {
 882
 883         this->label_cpu->setText(QString().sprintf(" %d%%", qRound(val * 100.0)));
 884         UPDATE_MIN_WIDTH(label_cpu);
 885 }
 886
 887 void ProcessingDialog::ramUsageHasChanged(const double val)
 888 {
 889
 890         this->label_ram->setText(QString().sprintf(" %d%%", qRound(val * 100.0)));
 891         UPDATE_MIN_WIDTH(label_ram);
 892 }
 893
 894 void ProcessingDialog::diskUsageHasChanged(const quint64 val)
 895 {
 896         int postfix = 0;
 897         const char *postfixStr[6] = {"B", "KB", "MB", "GB", "TB", "PB"};
 898         double space = static_cast<double>(val);
 899
 900         while((space >= 1000.0) && (postfix < 5))
 901         {
 902                 space = space / 1024.0;
 903                 postfix++;
 904         }
 905
 906         this->label_disk->setText(QString().sprintf(" %3.1f %s", space, postfixStr[postfix]));
 907         UPDATE_MIN_WIDTH(label_disk);
 908 }
 909
 910 bool ProcessingDialog::shutdownComputer(void)
 911 {
 912         const int iTimeout = m_settings->hibernateComputer() ? 10 : 30;
 913         const Qt::WindowFlags flags = Qt::WindowStaysOnTopHint | Qt::CustomizeWindowHint | Qt::WindowTitleHint | Qt::MSWindowsFixedSizeDialogHint | Qt::WindowSystemMenuHint;
 914         const QString text = QString("%1%2%1").arg(QString().fill(' ', 18), tr("Warning: Computer will shutdown in %1 seconds..."));
 915
 916         qWarning("Initiating shutdown sequence!");
 917
 918         QProgressDialog progressDialog(text.arg(iTimeout), tr("Cancel Shutdown"), 0, iTimeout + 1, this, flags);
 919         QPushButton *cancelButton = new QPushButton(tr("Cancel Shutdown"), &progressDialog);
 920         cancelButton->setIcon(QIcon(":/icons/power_on.png"));
 921         progressDialog.setModal(true);
 922         progressDialog.setAutoClose(false);
 923         progressDialog.setAutoReset(false);
 924         progressDialog.setWindowIcon(QIcon(":/icons/power_off.png"));
 925         progressDialog.setCancelButton(cancelButton);
 926         progressDialog.show();
 927
 928         QApplication::processEvents();
 929
 930         if(m_settings->soundsEnabled())
 931         {
 932                 QApplication::setOverrideCursor(Qt::WaitCursor);
 933                 PlaySound(MAKEINTRESOURCE(IDR_WAVE_SHUTDOWN), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 934                 QApplication::restoreOverrideCursor();
 935         }
 936
 937         QTimer timer;
 938         timer.setInterval(1000);
 939         timer.start();
 940
 941         QEventLoop eventLoop(this);
 942         connect(&timer, SIGNAL(timeout()), &eventLoop, SLOT(quit()));
 943         connect(&progressDialog, SIGNAL(canceled()), &eventLoop, SLOT(quit()));
 944
 945         for(int i = 1; i <= iTimeout; i++)
 946         {
 947                 eventLoop.exec();
 948                 if(progressDialog.wasCanceled())
 949                 {
 950                         progressDialog.close();
 951                         return false;
 952                 }
 953                 progressDialog.setValue(i+1);
 954                 progressDialog.setLabelText(text.arg(iTimeout-i));
 955                 if(iTimeout-i == 3) progressDialog.setCancelButton(NULL);
 956                 QApplication::processEvents();
 957                 PlaySound(MAKEINTRESOURCE((i < iTimeout) ? IDR_WAVE_BEEP : IDR_WAVE_BEEP_LONG), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 958         }
 959
 960         progressDialog.close();
 961         return true;
 962 }