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_AAC_QAAC.h"
  39 #include "Encoder_AC3.h"
  40 #include "Encoder_FLAC.h"
  41 #include "Encoder_Wave.h"
  42 #include "Filter_Downmix.h"
  43 #include "Filter_Normalize.h"
  44 #include "Filter_Resample.h"
  45 #include "Filter_ToneAdjust.h"
  46 #include "WinSevenTaskbar.h"
  47
  48 #include <QApplication>
  49 #include <QRect>
  50 #include <QDesktopWidget>
  51 #include <QMovie>
  52 #include <QMessageBox>
  53 #include <QTimer>
  54 #include <QCloseEvent>
  55 #include <QDesktopServices>
  56 #include <QUrl>
  57 #include <QUuid>
  58 #include <QFileInfo>
  59 #include <QDir>
  60 #include <QMenu>
  61 #include <QSystemTrayIcon>
  62 #include <QProcess>
  63 #include <QProgressDialog>
  64
  65 #include <MMSystem.h>
  66
  67 ////////////////////////////////////////////////////////////
  68
  69 //Maximum number of parallel instances
  70 #define MAX_INSTANCES 16U
  71
  72 ////////////////////////////////////////////////////////////
  73
  74 #define CHANGE_BACKGROUND_COLOR(WIDGET, COLOR) \
  75 { \
  76         QPalette palette = WIDGET->palette(); \
  77         palette.setColor(QPalette::Background, COLOR); \
  78         WIDGET->setPalette(palette); \
  79 }
  80
  81 #define SET_PROGRESS_TEXT(TXT) \
  82 { \
  83         label_progress->setText(TXT); \
  84         m_systemTray->setToolTip(QString().sprintf("LameXP v%d.%02d\n%ls", lamexp_version_major(), lamexp_version_minor(), QString(TXT).utf16())); \
  85 }
  86
  87 #define SET_FONT_BOLD(WIDGET,BOLD) { QFont _font = WIDGET->font(); _font.setBold(BOLD); WIDGET->setFont(_font); }
  88 #define UPDATE_MIN_WIDTH(WIDGET) { if(WIDGET->width() > WIDGET->minimumWidth()) WIDGET->setMinimumWidth(WIDGET->width()); }
  89
  90 ////////////////////////////////////////////////////////////
  91 // Constructor
  92 ////////////////////////////////////////////////////////////
  93
  94 ProcessingDialog::ProcessingDialog(FileListModel *fileListModel, AudioFileModel *metaInfo, SettingsModel *settings, QWidget *parent)
  95 :
  96         QDialog(parent),
  97         m_systemTray(new QSystemTrayIcon(QIcon(":/icons/cd_go.png"), this)),
  98         m_settings(settings),
  99         m_metaInfo(metaInfo),
 100         m_shutdownFlag(shutdownFlag_None),
 101         m_diskObserver(NULL),
 102         m_cpuObserver(NULL),
 103         m_ramObserver(NULL)
 104 {
 105         //Init the dialog, from the .ui file
 106         setupUi(this);
 107         setWindowFlags(windowFlags() ^ Qt::WindowContextHelpButtonHint);
 108
 109         //Setup version info
 110         label_versionInfo->setText(QString().sprintf("v%d.%02d %s (Build %d)", lamexp_version_major(), lamexp_version_minor(), lamexp_version_release(), lamexp_version_build()));
 111         label_versionInfo->installEventFilter(this);
 112
 113         //Register meta type
 114         qRegisterMetaType<QUuid>("QUuid");
 115
 116         //Center window in screen
 117         QRect desktopRect = QApplication::desktop()->screenGeometry();
 118         QRect thisRect = this->geometry();
 119         move((desktopRect.width() - thisRect.width()) / 2, (desktopRect.height() - thisRect.height()) / 2);
 120         setMinimumSize(thisRect.width(), thisRect.height());
 121
 122         //Enable buttons
 123         connect(button_AbortProcess, SIGNAL(clicked()), this, SLOT(abortEncoding()));
 124
 125         //Init progress indicator
 126         m_progressIndicator = new QMovie(":/images/Working.gif");
 127         m_progressIndicator->setCacheMode(QMovie::CacheAll);
 128         m_progressIndicator->setSpeed(50);
 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         static const char *NA = " N/A";
 248
 249         setCloseButtonEnabled(false);
 250         button_closeDialog->setEnabled(false);
 251         button_AbortProcess->setEnabled(false);
 252         m_systemTray->setVisible(true);
 253
 254         if(!SetPriorityClass(GetCurrentProcess(), ABOVE_NORMAL_PRIORITY_CLASS))
 255         {
 256                 SetPriorityClass(GetCurrentProcess(), HIGH_PRIORITY_CLASS);
 257         }
 258
 259         label_cpu->setText(NA);
 260         label_disk->setText(NA);
 261         label_ram->setText(NA);
 262
 263         QTimer::singleShot(1000, this, SLOT(initEncoding()));
 264 }
 265
 266 void ProcessingDialog::closeEvent(QCloseEvent *event)
 267 {
 268         if(!button_closeDialog->isEnabled())
 269         {
 270                 event->ignore();
 271         }
 272         else
 273         {
 274                 m_systemTray->setVisible(false);
 275         }
 276 }
 277
 278 bool ProcessingDialog::eventFilter(QObject *obj, QEvent *event)
 279 {
 280         static QColor defaultColor = QColor();
 281
 282         if(obj == label_versionInfo)
 283         {
 284                 if(event->type() == QEvent::Enter)
 285                 {
 286                         QPalette palette = label_versionInfo->palette();
 287                         defaultColor = palette.color(QPalette::Normal, QPalette::WindowText);
 288                         palette.setColor(QPalette::Normal, QPalette::WindowText, Qt::red);
 289                         label_versionInfo->setPalette(palette);
 290                 }
 291                 else if(event->type() == QEvent::Leave)
 292                 {
 293                         QPalette palette = label_versionInfo->palette();
 294                         palette.setColor(QPalette::Normal, QPalette::WindowText, defaultColor);
 295                         label_versionInfo->setPalette(palette);
 296                 }
 297                 else if(event->type() == QEvent::MouseButtonPress)
 298                 {
 299                         QUrl url(lamexp_website_url());
 300                         QDesktopServices::openUrl(url);
 301                 }
 302         }
 303
 304         return false;
 305 }
 306
 307 bool ProcessingDialog::winEvent(MSG *message, long *result)
 308 {
 309         return WinSevenTaskbar::handleWinEvent(message, result);
 310 }
 311
 312 ////////////////////////////////////////////////////////////
 313 // SLOTS
 314 ////////////////////////////////////////////////////////////
 315
 316 void ProcessingDialog::initEncoding(void)
 317 {
 318         m_runningThreads = 0;
 319         m_currentFile = 0;
 320         m_allJobs.clear();
 321         m_succeededJobs.clear();
 322         m_failedJobs.clear();
 323         m_userAborted = false;
 324         m_playList.clear();
 325
 326         CHANGE_BACKGROUND_COLOR(frame_header, QColor(Qt::white));
 327         SET_PROGRESS_TEXT(tr("Encoding files, please wait..."));
 328         m_progressIndicator->start();
 329
 330         button_closeDialog->setEnabled(false);
 331         button_AbortProcess->setEnabled(true);
 332         progressBar->setRange(0, m_pendingJobs.count());
 333         checkBox_shutdownComputer->setEnabled(true);
 334         checkBox_shutdownComputer->setChecked(false);
 335
 336         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarNormalState);
 337         WinSevenTaskbar::setTaskbarProgress(this, 0, m_pendingJobs.count());
 338         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/control_play_blue.png"));
 339
 340         if(!m_diskObserver)
 341         {
 342                 m_diskObserver = new DiskObserverThread(m_settings->customTempPathEnabled() ? m_settings->customTempPath() : lamexp_temp_folder2());
 343                 connect(m_diskObserver, SIGNAL(messageLogged(QString,bool)), m_progressModel, SLOT(addSystemMessage(QString,bool)), Qt::QueuedConnection);
 344                 connect(m_diskObserver, SIGNAL(freeSpaceChanged(quint64)), this, SLOT(diskUsageHasChanged(quint64)), Qt::QueuedConnection);
 345                 m_diskObserver->start();
 346         }
 347         if(!m_cpuObserver)
 348         {
 349                 m_cpuObserver = new CPUObserverThread();
 350                 connect(m_cpuObserver, SIGNAL(currentUsageChanged(double)), this, SLOT(cpuUsageHasChanged(double)), Qt::QueuedConnection);
 351                 m_cpuObserver->start();
 352         }
 353         if(!m_ramObserver)
 354         {
 355                 m_ramObserver = new RAMObserverThread();
 356                 connect(m_ramObserver, SIGNAL(currentUsageChanged(double)), this, SLOT(ramUsageHasChanged(double)), Qt::QueuedConnection);
 357                 m_ramObserver->start();
 358         }
 359
 360         unsigned int maximumInstances = qBound(0U, m_settings->maximumInstances(), MAX_INSTANCES);
 361         if(maximumInstances < 1)
 362         {
 363                 lamexp_cpu_t cpuFeatures = lamexp_detect_cpu_features();
 364                 maximumInstances = (cpuFeatures.count > 4) ? ((cpuFeatures.count / 2) + 2) : cpuFeatures.count;
 365         }
 366
 367         unsigned int parallelThreadCount = qBound(1U, maximumInstances, static_cast<unsigned int>(m_pendingJobs.count()));
 368         if(parallelThreadCount > 1)
 369         {
 370                 m_progressModel->addSystemMessage(tr("Multi-threading enabled: Running %1 instances in parallel!").arg(QString::number(parallelThreadCount)));
 371         }
 372
 373         for(unsigned int i = 0; i < parallelThreadCount; i++)
 374         {
 375                 startNextJob();
 376         }
 377 }
 378
 379 void ProcessingDialog::abortEncoding(void)
 380 {
 381         m_userAborted = true;
 382         button_AbortProcess->setEnabled(false);
 383
 384         SET_PROGRESS_TEXT(tr("Aborted! Waiting for running jobs to terminate..."));
 385
 386         for(int i = 0; i < m_threadList.count(); i++)
 387         {
 388                 m_threadList.at(i)->abort();
 389         }
 390 }
 391
 392 void ProcessingDialog::doneEncoding(void)
 393 {
 394         m_runningThreads--;
 395         progressBar->setValue(progressBar->value() + 1);
 396
 397         if(!m_userAborted)
 398         {
 399                 SET_PROGRESS_TEXT(tr("Encoding: %1 files of %2 completed so far, please wait...").arg(QString::number(progressBar->value()), QString::number(progressBar->maximum())));
 400                 WinSevenTaskbar::setTaskbarProgress(this, progressBar->value(), progressBar->maximum());
 401         }
 402
 403         int index = m_threadList.indexOf(dynamic_cast<ProcessThread*>(QWidget::sender()));
 404         if(index >= 0)
 405         {
 406                 m_threadList.takeAt(index)->deleteLater();
 407         }
 408
 409         if(!m_pendingJobs.isEmpty() && !m_userAborted)
 410         {
 411                 startNextJob();
 412                 qDebug("Running jobs: %u", m_runningThreads);
 413                 return;
 414         }
 415
 416         if(m_runningThreads > 0)
 417         {
 418                 qDebug("Running jobs: %u", m_runningThreads);
 419                 return;
 420         }
 421
 422         QApplication::setOverrideCursor(Qt::WaitCursor);
 423         qDebug("Running jobs: %u", m_runningThreads);
 424
 425         if(!m_userAborted && m_settings->createPlaylist() && !m_settings->outputToSourceDir())
 426         {
 427                 SET_PROGRESS_TEXT(tr("Creating the playlist file, please wait..."));
 428                 QApplication::processEvents();
 429                 writePlayList();
 430         }
 431
 432         if(m_userAborted)
 433         {
 434                 CHANGE_BACKGROUND_COLOR(frame_header, QColor("#FFF3BA"));
 435                 WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarErrorState);
 436                 WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/error.png"));
 437                 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!"));
 438                 m_systemTray->showMessage(tr("LameXP - Aborted"), tr("Process was aborted by the user."), QSystemTrayIcon::Warning);
 439                 m_systemTray->setIcon(QIcon(":/icons/cd_delete.png"));
 440                 QApplication::processEvents();
 441                 if(m_settings->soundsEnabled()) PlaySound(MAKEINTRESOURCE(IDR_WAVE_ABORTED), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 442         }
 443         else
 444         {
 445                 if(m_failedJobs.count() > 0)
 446                 {
 447                         CHANGE_BACKGROUND_COLOR(frame_header, QColor("#FFBABA"));
 448                         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarErrorState);
 449                         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/exclamation.png"));
 450                         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())));
 451                         m_systemTray->showMessage(tr("LameXP - Error"), tr("At least one file has failed!"), QSystemTrayIcon::Critical);
 452                         m_systemTray->setIcon(QIcon(":/icons/cd_delete.png"));
 453                         QApplication::processEvents();
 454                         if(m_settings->soundsEnabled()) PlaySound(MAKEINTRESOURCE(IDR_WAVE_ERROR), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 455                 }
 456                 else
 457                 {
 458                         CHANGE_BACKGROUND_COLOR(frame_header, QColor("#E0FFE2"));
 459                         WinSevenTaskbar::setTaskbarState(this, WinSevenTaskbar::WinSevenTaskbarNormalState);
 460                         WinSevenTaskbar::setOverlayIcon(this, &QIcon(":/icons/accept.png"));
 461                         SET_PROGRESS_TEXT(tr("All files completed successfully."));
 462                         m_systemTray->showMessage(tr("LameXP - Done"), tr("All files completed successfully."), QSystemTrayIcon::Information);
 463                         m_systemTray->setIcon(QIcon(":/icons/cd_add.png"));
 464                         QApplication::processEvents();
 465                         if(m_settings->soundsEnabled()) PlaySound(MAKEINTRESOURCE(IDR_WAVE_SUCCESS), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 466                 }
 467         }
 468
 469         setCloseButtonEnabled(true);
 470         button_closeDialog->setEnabled(true);
 471         button_AbortProcess->setEnabled(false);
 472         checkBox_shutdownComputer->setEnabled(false);
 473
 474         m_progressModel->restoreHiddenItems();
 475         view_log->scrollToBottom();
 476         m_progressIndicator->stop();
 477         progressBar->setValue(progressBar->maximum());
 478         WinSevenTaskbar::setTaskbarProgress(this, progressBar->value(), progressBar->maximum());
 479
 480         QApplication::restoreOverrideCursor();
 481
 482         if(!m_userAborted && checkBox_shutdownComputer->isChecked())
 483         {
 484                 if(shutdownComputer())
 485                 {
 486                         m_shutdownFlag = m_settings->hibernateComputer() ? shutdownFlag_Hibernate : shutdownFlag_TurnPowerOff;
 487                         accept();
 488                 }
 489         }
 490 }
 491
 492 void ProcessingDialog::processFinished(const QUuid &jobId, const QString &outFileName, bool success)
 493 {
 494         if(success)
 495         {
 496                 m_playList.insert(jobId, outFileName);
 497                 m_succeededJobs.append(jobId);
 498         }
 499         else
 500         {
 501                 m_failedJobs.append(jobId);
 502         }
 503 }
 504
 505 void ProcessingDialog::progressModelChanged(void)
 506 {
 507         view_log->scrollToBottom();
 508 }
 509
 510 void ProcessingDialog::logViewDoubleClicked(const QModelIndex &index)
 511 {
 512         if(m_runningThreads == 0)
 513         {
 514                 const QStringList &logFile = m_progressModel->getLogFile(index);
 515
 516                 if(!logFile.isEmpty())
 517                 {
 518                         LogViewDialog *logView = new LogViewDialog(this);
 519                         logView->setWindowTitle(QString("LameXP - [%1]").arg(m_progressModel->data(index, Qt::DisplayRole).toString()));
 520                         logView->exec(logFile);
 521                         LAMEXP_DELETE(logView);
 522                 }
 523                 else
 524                 {
 525                         MessageBeep(MB_ICONWARNING);
 526                 }
 527         }
 528         else
 529         {
 530                 MessageBeep(MB_ICONWARNING);
 531         }
 532 }
 533
 534 void ProcessingDialog::logViewSectionSizeChanged(int logicalIndex, int oldSize, int newSize)
 535 {
 536         if(logicalIndex == 1)
 537         {
 538                 if(QHeaderView *hdr = view_log->horizontalHeader())
 539                 {
 540                         hdr->setMinimumSectionSize(qMax(hdr->minimumSectionSize(), hdr->sectionSize(1)));
 541                 }
 542         }
 543 }
 544
 545 void ProcessingDialog::contextMenuTriggered(const QPoint &pos)
 546 {
 547         QAbstractScrollArea *scrollArea = dynamic_cast<QAbstractScrollArea*>(QObject::sender());
 548         QWidget *sender = scrollArea ? scrollArea->viewport() : dynamic_cast<QWidget*>(QObject::sender());
 549
 550         if(pos.x() <= sender->width() && pos.y() <= sender->height() && pos.x() >= 0 && pos.y() >= 0)
 551         {
 552                 m_contextMenu->popup(sender->mapToGlobal(pos));
 553         }
 554 }
 555
 556 void ProcessingDialog::contextMenuDetailsActionTriggered(void)
 557 {
 558         QModelIndex index = view_log->indexAt(view_log->viewport()->mapFromGlobal(m_contextMenu->pos()));
 559         logViewDoubleClicked(index.isValid() ? index : view_log->currentIndex());
 560 }
 561
 562 void ProcessingDialog::contextMenuShowFileActionTriggered(void)
 563 {
 564         QModelIndex index = view_log->indexAt(view_log->viewport()->mapFromGlobal(m_contextMenu->pos()));
 565         const QUuid &jobId = m_progressModel->getJobId(index.isValid() ? index : view_log->currentIndex());
 566         QString filePath = m_playList.value(jobId, QString());
 567
 568         if(filePath.isEmpty())
 569         {
 570                 MessageBeep(MB_ICONWARNING);
 571                 return;
 572         }
 573
 574         if(QFileInfo(filePath).exists())
 575         {
 576                 QString systemRootPath;
 577
 578                 QDir systemRoot(lamexp_known_folder(lamexp_folder_systemfolder));
 579                 if(systemRoot.exists() && systemRoot.cdUp())
 580                 {
 581                         systemRootPath = systemRoot.canonicalPath();
 582                 }
 583
 584                 if(!systemRootPath.isEmpty())
 585                 {
 586                         QFileInfo explorer(QString("%1/explorer.exe").arg(systemRootPath));
 587                         if(explorer.exists() && explorer.isFile())
 588                         {
 589                                 QProcess::execute(explorer.canonicalFilePath(), QStringList() << "/select," << QDir::toNativeSeparators(QFileInfo(filePath).canonicalFilePath()));
 590                                 return;
 591                         }
 592                 }
 593                 else
 594                 {
 595                         qWarning("SystemRoot directory could not be detected!");
 596                 }
 597         }
 598         else
 599         {
 600                 qWarning("File not found: %s", filePath.toLatin1().constData());
 601                 MessageBeep(MB_ICONERROR);
 602         }
 603 }
 604
 605 ////////////////////////////////////////////////////////////
 606 // Private Functions
 607 ////////////////////////////////////////////////////////////
 608
 609 void ProcessingDialog::startNextJob(void)
 610 {
 611         if(m_pendingJobs.isEmpty())
 612         {
 613                 return;
 614         }
 615
 616         m_currentFile++;
 617         AudioFileModel currentFile = updateMetaInfo(m_pendingJobs.takeFirst());
 618         AbstractEncoder *encoder = NULL;
 619         bool nativeResampling = false;
 620
 621         //Create encoder instance
 622         switch(m_settings->compressionEncoder())
 623         {
 624         case SettingsModel::MP3Encoder:
 625                 {
 626                         MP3Encoder *mp3Encoder = new MP3Encoder();
 627                         mp3Encoder->setBitrate(m_settings->compressionBitrate());
 628                         mp3Encoder->setRCMode(m_settings->compressionRCMode());
 629                         mp3Encoder->setAlgoQuality(m_settings->lameAlgoQuality());
 630                         if(m_settings->bitrateManagementEnabled())
 631                         {
 632                                 mp3Encoder->setBitrateLimits(m_settings->bitrateManagementMinRate(), m_settings->bitrateManagementMaxRate());
 633                         }
 634                         if(m_settings->samplingRate() > 0)
 635                         {
 636                                 mp3Encoder->setSamplingRate(SettingsModel::samplingRates[m_settings->samplingRate()]);
 637                                 nativeResampling = true;
 638                         }
 639                         mp3Encoder->setChannelMode(m_settings->lameChannelMode());
 640                         mp3Encoder->setCustomParams(m_settings->customParametersLAME());
 641                         encoder = mp3Encoder;
 642                 }
 643                 break;
 644         case SettingsModel::VorbisEncoder:
 645                 {
 646                         VorbisEncoder *vorbisEncoder = new VorbisEncoder();
 647                         vorbisEncoder->setBitrate(m_settings->compressionBitrate());
 648                         vorbisEncoder->setRCMode(m_settings->compressionRCMode());
 649                         if(m_settings->bitrateManagementEnabled())
 650                         {
 651                                 vorbisEncoder->setBitrateLimits(m_settings->bitrateManagementMinRate(), m_settings->bitrateManagementMaxRate());
 652                         }
 653                         if(m_settings->samplingRate() > 0)
 654                         {
 655                                 vorbisEncoder->setSamplingRate(SettingsModel::samplingRates[m_settings->samplingRate()]);
 656                                 nativeResampling = true;
 657                         }
 658                         vorbisEncoder->setCustomParams(m_settings->customParametersOggEnc());
 659                         encoder = vorbisEncoder;
 660                 }
 661                 break;
 662         case SettingsModel::AACEncoder:
 663                 {
 664                         if(lamexp_check_tool("qaac.exe") && lamexp_check_tool("libsoxrate.dll"))
 665                         {
 666                                 QAACEncoder *aacEncoder = new QAACEncoder();
 667                                 aacEncoder->setBitrate(m_settings->compressionBitrate());
 668                                 aacEncoder->setRCMode(m_settings->compressionRCMode());
 669                                 aacEncoder->setProfile(m_settings->aacEncProfile());
 670                                 aacEncoder->setCustomParams(m_settings->customParametersAacEnc());
 671                                 encoder = aacEncoder;
 672                         }
 673                         else if(lamexp_check_tool("fhgaacenc.exe") && lamexp_check_tool("enc_fhgaac.dll"))
 674                         {
 675                                 FHGAACEncoder *aacEncoder = new FHGAACEncoder();
 676                                 aacEncoder->setBitrate(m_settings->compressionBitrate());
 677                                 aacEncoder->setRCMode(m_settings->compressionRCMode());
 678                                 aacEncoder->setProfile(m_settings->aacEncProfile());
 679                                 aacEncoder->setCustomParams(m_settings->customParametersAacEnc());
 680                                 encoder = aacEncoder;
 681                         }
 682                         else
 683                         {
 684                                 AACEncoder *aacEncoder = new AACEncoder();
 685                                 aacEncoder->setBitrate(m_settings->compressionBitrate());
 686                                 aacEncoder->setRCMode(m_settings->compressionRCMode());
 687                                 aacEncoder->setEnable2Pass(m_settings->neroAACEnable2Pass());
 688                                 aacEncoder->setProfile(m_settings->aacEncProfile());
 689                                 aacEncoder->setCustomParams(m_settings->customParametersAacEnc());
 690                                 encoder = aacEncoder;
 691                         }
 692                 }
 693                 break;
 694         case SettingsModel::AC3Encoder:
 695                 {
 696                         AC3Encoder *ac3Encoder = new AC3Encoder();
 697                         ac3Encoder->setBitrate(m_settings->compressionBitrate());
 698                         ac3Encoder->setRCMode(m_settings->compressionRCMode());
 699                         ac3Encoder->setCustomParams(m_settings->customParametersAften());
 700                         ac3Encoder->setAudioCodingMode(m_settings->aftenAudioCodingMode());
 701                         ac3Encoder->setDynamicRangeCompression(m_settings->aftenDynamicRangeCompression());
 702                         ac3Encoder->setExponentSearchSize(m_settings->aftenExponentSearchSize());
 703                         ac3Encoder->setFastBitAllocation(m_settings->aftenFastBitAllocation());
 704                         encoder = ac3Encoder;
 705                 }
 706                 break;
 707         case SettingsModel::FLACEncoder:
 708                 {
 709                         FLACEncoder *flacEncoder = new FLACEncoder();
 710                         flacEncoder->setBitrate(m_settings->compressionBitrate());
 711                         flacEncoder->setRCMode(m_settings->compressionRCMode());
 712                         flacEncoder->setCustomParams(m_settings->customParametersFLAC());
 713                         encoder = flacEncoder;
 714                 }
 715                 break;
 716         case SettingsModel::PCMEncoder:
 717                 {
 718                         WaveEncoder *waveEncoder = new WaveEncoder();
 719                         waveEncoder->setBitrate(m_settings->compressionBitrate());
 720                         waveEncoder->setRCMode(m_settings->compressionRCMode());
 721                         encoder = waveEncoder;
 722                 }
 723                 break;
 724         default:
 725                 throw "Unsupported encoder!";
 726         }
 727
 728         //Create processing thread
 729         ProcessThread *thread = new ProcessThread
 730         (
 731                 currentFile,
 732                 (m_settings->outputToSourceDir() ? QFileInfo(currentFile.filePath()).absolutePath() : m_settings->outputDir()),
 733                 (m_settings->customTempPathEnabled() ? m_settings->customTempPath() : lamexp_temp_folder2()),
 734                 encoder,
 735                 m_settings->prependRelativeSourcePath() && (!m_settings->outputToSourceDir())
 736         );
 737
 738         //Add audio filters
 739         if(m_settings->forceStereoDownmix())
 740         {
 741                 thread->addFilter(new DownmixFilter());
 742         }
 743         if((m_settings->samplingRate() > 0) && !nativeResampling)
 744         {
 745                 if(SettingsModel::samplingRates[m_settings->samplingRate()] != currentFile.formatAudioSamplerate() || currentFile.formatAudioSamplerate() == 0)
 746                 {
 747                         thread->addFilter(new ResampleFilter(SettingsModel::samplingRates[m_settings->samplingRate()]));
 748                 }
 749         }
 750         if((m_settings->toneAdjustBass() != 0) || (m_settings->toneAdjustTreble() != 0))
 751         {
 752                 thread->addFilter(new ToneAdjustFilter(m_settings->toneAdjustBass(), m_settings->toneAdjustTreble()));
 753         }
 754         if(m_settings->normalizationFilterEnabled())
 755         {
 756                 thread->addFilter(new NormalizeFilter(m_settings->normalizationFilterMaxVolume(), m_settings->normalizationFilterEqualizationMode()));
 757         }
 758         if(m_settings->renameOutputFilesEnabled() && (!m_settings->renameOutputFilesPattern().simplified().isEmpty()))
 759         {
 760                 thread->setRenamePattern(m_settings->renameOutputFilesPattern());
 761         }
 762
 763         m_threadList.append(thread);
 764         m_allJobs.append(thread->getId());
 765
 766         //Connect thread signals
 767         connect(thread, SIGNAL(finished()), this, SLOT(doneEncoding()), Qt::QueuedConnection);
 768         connect(thread, SIGNAL(processStateInitialized(QUuid,QString,QString,int)), m_progressModel, SLOT(addJob(QUuid,QString,QString,int)), Qt::QueuedConnection);
 769         connect(thread, SIGNAL(processStateChanged(QUuid,QString,int)), m_progressModel, SLOT(updateJob(QUuid,QString,int)), Qt::QueuedConnection);
 770         connect(thread, SIGNAL(processStateFinished(QUuid,QString,bool)), this, SLOT(processFinished(QUuid,QString,bool)), Qt::QueuedConnection);
 771         connect(thread, SIGNAL(processMessageLogged(QUuid,QString)), m_progressModel, SLOT(appendToLog(QUuid,QString)), Qt::QueuedConnection);
 772
 773         //Give it a go!
 774         m_runningThreads++;
 775         thread->start();
 776 }
 777
 778 void ProcessingDialog::writePlayList(void)
 779 {
 780         if(m_succeededJobs.count() <= 0 || m_allJobs.count() <= 0)
 781         {
 782                 qWarning("WritePlayList: Nothing to do!");
 783                 return;
 784         }
 785
 786         //Init local variables
 787         QStringList list;
 788         QRegExp regExp1("\\[\\d\\d\\][^/\\\\]+$", Qt::CaseInsensitive);
 789         QRegExp regExp2("\\(\\d\\d\\)[^/\\\\]+$", Qt::CaseInsensitive);
 790         QRegExp regExp3("\\d\\d[^/\\\\]+$", Qt::CaseInsensitive);
 791         bool usePrefix[3] = {true, true, true};
 792         bool useUtf8 = false;
 793         int counter = 1;
 794
 795         //Generate playlist name
 796         QString playListName = (m_metaInfo->fileAlbum().isEmpty() ? "Playlist" : m_metaInfo->fileAlbum());
 797         if(!m_metaInfo->fileArtist().isEmpty())
 798         {
 799                 playListName = QString("%1 - %2").arg(m_metaInfo->fileArtist(), playListName);
 800         }
 801
 802         //Clean playlist name
 803         playListName = lamexp_clean_filename(playListName);
 804
 805         //Create list of audio files
 806         for(int i = 0; i < m_allJobs.count(); i++)
 807         {
 808                 if(!m_succeededJobs.contains(m_allJobs.at(i))) continue;
 809                 list << QDir::toNativeSeparators(QDir(m_settings->outputDir()).relativeFilePath(m_playList.value(m_allJobs.at(i), "N/A")));
 810         }
 811
 812         //Use prefix?
 813         for(int i = 0; i < list.count(); i++)
 814         {
 815                 if(regExp1.indexIn(list.at(i)) < 0) usePrefix[0] = false;
 816                 if(regExp2.indexIn(list.at(i)) < 0) usePrefix[1] = false;
 817                 if(regExp3.indexIn(list.at(i)) < 0) usePrefix[2] = false;
 818         }
 819         if(usePrefix[0] || usePrefix[1] || usePrefix[2])
 820         {
 821                 playListName.prepend(usePrefix[0] ? "[00] " : (usePrefix[1] ? "(00) " : "00 "));
 822         }
 823
 824         //Do we need an UTF-8 playlist?
 825         for(int i = 0; i < list.count(); i++)
 826         {
 827                 if(wcscmp(QWCHAR(QString::fromLatin1(list.at(i).toLatin1().constData())), QWCHAR(list.at(i))))
 828                 {
 829                         useUtf8 = true;
 830                         break;
 831                 }
 832         }
 833
 834         //Generate playlist output file
 835         QString playListFile = QString("%1/%2.%3").arg(m_settings->outputDir(), playListName, (useUtf8 ? "m3u8" : "m3u"));
 836         while(QFileInfo(playListFile).exists())
 837         {
 838                 playListFile = QString("%1/%2 (%3).%4").arg(m_settings->outputDir(), playListName, QString::number(++counter), (useUtf8 ? "m3u8" : "m3u"));
 839         }
 840
 841         //Now write playlist to output file
 842         QFile playList(playListFile);
 843         if(playList.open(QIODevice::WriteOnly))
 844         {
 845                 if(useUtf8)
 846                 {
 847                         playList.write("\xef\xbb\xbf");
 848                 }
 849                 playList.write("#EXTM3U\r\n");
 850                 while(!list.isEmpty())
 851                 {
 852                         playList.write(useUtf8 ? list.takeFirst().toUtf8().constData() : list.takeFirst().toLatin1().constData());
 853                         playList.write("\r\n");
 854                 }
 855                 playList.close();
 856         }
 857         else
 858         {
 859                 QMessageBox::warning(this, tr("Playlist creation failed"), QString("%1<br><nobr>%2</nobr>").arg(tr("The playlist file could not be created:"), playListFile));
 860         }
 861 }
 862
 863 AudioFileModel ProcessingDialog::updateMetaInfo(const AudioFileModel &audioFile)
 864 {
 865         if(!m_settings->writeMetaTags())
 866         {
 867                 return AudioFileModel(audioFile, false);
 868         }
 869
 870         AudioFileModel result = audioFile;
 871         result.updateMetaInfo(*m_metaInfo);
 872
 873         if(m_metaInfo->filePosition() == UINT_MAX)
 874         {
 875                 result.setFilePosition(m_currentFile);
 876         }
 877
 878         return result;
 879 }
 880
 881 void ProcessingDialog::setCloseButtonEnabled(bool enabled)
 882 {
 883         HMENU hMenu = GetSystemMenu((HWND) winId(), FALSE);
 884         EnableMenuItem(hMenu, SC_CLOSE, MF_BYCOMMAND | (enabled ? MF_ENABLED : MF_GRAYED));
 885 }
 886
 887 void ProcessingDialog::systemTrayActivated(QSystemTrayIcon::ActivationReason reason)
 888 {
 889         if(reason == QSystemTrayIcon::DoubleClick)
 890         {
 891                 SetForegroundWindow(this->winId());
 892         }
 893 }
 894
 895 void ProcessingDialog::cpuUsageHasChanged(const double val)
 896 {
 897
 898         this->label_cpu->setText(QString().sprintf(" %d%%", qRound(val * 100.0)));
 899         UPDATE_MIN_WIDTH(label_cpu);
 900 }
 901
 902 void ProcessingDialog::ramUsageHasChanged(const double val)
 903 {
 904
 905         this->label_ram->setText(QString().sprintf(" %d%%", qRound(val * 100.0)));
 906         UPDATE_MIN_WIDTH(label_ram);
 907 }
 908
 909 void ProcessingDialog::diskUsageHasChanged(const quint64 val)
 910 {
 911         int postfix = 0;
 912         const char *postfixStr[6] = {"B", "KB", "MB", "GB", "TB", "PB"};
 913         double space = static_cast<double>(val);
 914
 915         while((space >= 1000.0) && (postfix < 5))
 916         {
 917                 space = space / 1024.0;
 918                 postfix++;
 919         }
 920
 921         this->label_disk->setText(QString().sprintf(" %3.1f %s", space, postfixStr[postfix]));
 922         UPDATE_MIN_WIDTH(label_disk);
 923 }
 924
 925 bool ProcessingDialog::shutdownComputer(void)
 926 {
 927         const int iTimeout = m_settings->hibernateComputer() ? 10 : 30;
 928         const Qt::WindowFlags flags = Qt::WindowStaysOnTopHint | Qt::CustomizeWindowHint | Qt::WindowTitleHint | Qt::MSWindowsFixedSizeDialogHint | Qt::WindowSystemMenuHint;
 929         const QString text = QString("%1%2%1").arg(QString().fill(' ', 18), tr("Warning: Computer will shutdown in %1 seconds..."));
 930
 931         qWarning("Initiating shutdown sequence!");
 932
 933         QProgressDialog progressDialog(text.arg(iTimeout), tr("Cancel Shutdown"), 0, iTimeout + 1, this, flags);
 934         QPushButton *cancelButton = new QPushButton(tr("Cancel Shutdown"), &progressDialog);
 935         cancelButton->setIcon(QIcon(":/icons/power_on.png"));
 936         progressDialog.setModal(true);
 937         progressDialog.setAutoClose(false);
 938         progressDialog.setAutoReset(false);
 939         progressDialog.setWindowIcon(QIcon(":/icons/power_off.png"));
 940         progressDialog.setCancelButton(cancelButton);
 941         progressDialog.show();
 942
 943         QApplication::processEvents();
 944
 945         if(m_settings->soundsEnabled())
 946         {
 947                 QApplication::setOverrideCursor(Qt::WaitCursor);
 948                 PlaySound(MAKEINTRESOURCE(IDR_WAVE_SHUTDOWN), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 949                 QApplication::restoreOverrideCursor();
 950         }
 951
 952         QTimer timer;
 953         timer.setInterval(1000);
 954         timer.start();
 955
 956         QEventLoop eventLoop(this);
 957         connect(&timer, SIGNAL(timeout()), &eventLoop, SLOT(quit()));
 958         connect(&progressDialog, SIGNAL(canceled()), &eventLoop, SLOT(quit()));
 959
 960         for(int i = 1; i <= iTimeout; i++)
 961         {
 962                 eventLoop.exec();
 963                 if(progressDialog.wasCanceled())
 964                 {
 965                         progressDialog.close();
 966                         return false;
 967                 }
 968                 progressDialog.setValue(i+1);
 969                 progressDialog.setLabelText(text.arg(iTimeout-i));
 970                 if(iTimeout-i == 3) progressDialog.setCancelButton(NULL);
 971                 QApplication::processEvents();
 972                 PlaySound(MAKEINTRESOURCE((i < iTimeout) ? IDR_WAVE_BEEP : IDR_WAVE_BEEP_LONG), GetModuleHandle(NULL), SND_RESOURCE | SND_SYNC);
 973         }
 974
 975         progressDialog.close();
 976         return true;
 977 }