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mainwindow.cpp
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mainwindow.cpp
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/* YUView - YUV player with advanced analytics toolset
* Copyright (C) 2015 Institut für Nachrichtentechnik
* RWTH Aachen University, GERMANY
*
* YUView is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* YUView is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with YUView. If not, see <http://www.gnu.org/licenses/>.
*/
#include "mainwindow.h"
#include "displaywidget.h"
#include "ui_mainwindow.h"
#include <QFileDialog>
#include <math.h>
#include <QThread>
#include <QStringList>
#include <QInputDialog>
#include <QTextBrowser>
#include <QDesktopServices>
#include <QXmlStreamReader>
#include <QBuffer>
#include <QByteArray>
#include <QDebug>
#include <QTextEdit>
#include "playlistitemvid.h"
#include "playlistitemstats.h"
#include "playlistitemtext.h"
#include "playlistitemdifference.h"
#include "statslistmodel.h"
#include "displaysplitwidget.h"
#include "plistparser.h"
#include "plistserializer.h"
#define MIN(a,b) ((a)>(b)?(b):(a))
#define MAX(a,b) ((a)<(b)?(b):(a))
MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow)
{
QSettings settings;
// set some defaults
if(!settings.contains("Background/Color"))
settings.setValue("Background/Color", QColor(128,128,128));
if(!settings.contains("OverlayGrid/Color"))
settings.setValue("OverlayGrid/Color", QColor(0,0,0));
p_playlistWidget = NULL;
ui->setupUi(this);
statusBar()->hide();
p_inspectorWindow.setWindowTitle("Inspector");
p_playlistWindow.setWindowTitle("Playlist");
p_playlistWindow.setGeometry(0,0,300,600);
// load window mode from preferences
p_windowMode = (WindowMode)settings.value("windowMode").toInt();
switch (p_windowMode) {
case WindowModeSingle:
enableSingleWindowMode();
break;
case WindowModeSeparate:
enableSeparateWindowsMode();
break;
}
p_playlistWidget = ui->playlistTreeWidget;
//connect(p_playlistWidget, SIGNAL(itemDoubleClicked(QTreeWidgetItem*, int)), this, SLOT(treeItemDoubleClicked(QTreeWidgetItem*, int)));
p_playlistWidget->setContextMenuPolicy(Qt::CustomContextMenu);
connect(p_playlistWidget, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(onCustomContextMenu(const QPoint &)));
connect(p_playlistWidget, SIGNAL(itemDoubleClicked(QTreeWidgetItem*,int)), this, SLOT(onItemDoubleClicked(QTreeWidgetItem*,int)));
p_playTimer = new QTimer(this);
QObject::connect(p_playTimer, SIGNAL(timeout()), this, SLOT(frameTimerEvent()));
p_playTimer->setSingleShot(false);
#if QT_VERSION > 0x050000
p_playTimer->setTimerType(Qt::PreciseTimer);
#endif
ui->displaySplitView->setAttribute(Qt::WA_AcceptTouchEvents);
p_heartbeatTimer = new QTimer(this);
QObject::connect(p_heartbeatTimer, SIGNAL(timeout()), this, SLOT(heartbeatTimerEvent()));
p_heartbeatTimer->setSingleShot(false);
p_heartbeatTimer->start(1000);
p_currentFrame = 0;
p_playIcon = QIcon(":images/img_play.png");
p_pauseIcon = QIcon(":images/img_pause.png");
p_repeatOffIcon = QIcon(":images/img_repeat.png");
p_repeatAllIcon = QIcon(":images/img_repeat_on.png");
p_repeatOneIcon = QIcon(":images/img_repeat_one.png");
setRepeatMode((RepeatMode)settings.value("RepeatMode", RepeatModeOff).toUInt()); // load parameter from user preferences
if (!settings.value("SplitViewEnabled",true).toBool())
on_SplitViewgroupBox_toggled(false);
// populate combo box for pixel formats
ui->pixelFormatComboBox->clear();
for (unsigned int i=0; i<YUVFile::pixelFormatList().size(); i++)
{
YUVCPixelFormatType pixelFormat = (YUVCPixelFormatType)i;
if( pixelFormat != YUVC_UnknownPixelFormat && YUVFile::pixelFormatList().count(pixelFormat) )
{
ui->pixelFormatComboBox->addItem(YUVFile::pixelFormatList().at(pixelFormat).name());
}
}
createMenusAndActions();
StatsListModel *model= new StatsListModel(this);
this->ui->statsListView->setModel(model);
QObject::connect(model, SIGNAL(signalStatsTypesChanged()), this, SLOT(statsTypesChanged()));
// load geometry and active dockable widgets from user preferences
restoreGeometry(settings.value("mainWindow/geometry").toByteArray());
restoreState(settings.value("mainWindow/windowState").toByteArray());
p_playlistWindow.restoreGeometry(settings.value("playlistWindow/geometry").toByteArray());
p_playlistWindow.restoreState(settings.value("playlistWindow/windowState").toByteArray());
p_inspectorWindow.restoreGeometry(settings.value("inspectorWindow/geometry").toByteArray());
p_inspectorWindow.restoreState(settings.value("inspectorWindow/windowState").toByteArray());
ui->opacityGroupBox->setEnabled(false);
ui->opacitySlider->setEnabled(false);
ui->gridCheckBox->setEnabled(false);
QObject::connect(&p_settingswindow, SIGNAL(settingsChanged()), this, SLOT(updateSettings()));
updateSettings();
updateSelectedItems();
}
void MainWindow::createMenusAndActions()
{
QMenu *fileMenu = menuBar()->addMenu(tr("&File"));
openYUVFileAction = fileMenu->addAction("&Open File...", this, SLOT(openFile()),Qt::CTRL + Qt::Key_O);
addTextAction = fileMenu->addAction("&Add Text Frame",this,SLOT(addTextFrame()));
addDifferenceAction = fileMenu->addAction("&Add Difference Sequence",this,SLOT(addDifferenceSequence()));
fileMenu->addSeparator();
for (int i = 0; i < MaxRecentFiles; ++i) {
recentFileActs[i] = new QAction(this);
recentFileActs[i]->setVisible(false);
connect(recentFileActs[i], SIGNAL(triggered()), this, SLOT(openRecentFile()));
fileMenu->addAction(recentFileActs[i]);
}
fileMenu->addSeparator();
deleteItemAction = fileMenu->addAction("&Delete Item",this,SLOT(deleteItem()), Qt::Key_Delete);
p_playlistWidget->addAction(deleteItemAction);
#if defined (Q_OS_MACX)
deleteItemAction->setShortcut(QKeySequence(Qt::Key_Backspace));
#endif
fileMenu->addSeparator();
savePlaylistAction = fileMenu->addAction("&Save Playlist...", this, SLOT(savePlaylistToFile()),Qt::CTRL + Qt::Key_S);
fileMenu->addSeparator();
saveScreenshotAction = fileMenu->addAction("&Save Screenshot...", this, SLOT(saveScreenshot()) );
fileMenu->addSeparator();
showSettingsAction = fileMenu->addAction("&Settings", &p_settingswindow, SLOT(show()) );
QMenu* viewMenu = menuBar()->addMenu(tr("&View"));
zoomToStandardAction = viewMenu->addAction("Zoom to 1:1", ui->displaySplitView, SLOT(zoomToStandard()), Qt::CTRL + Qt::Key_0);
zoomToFitAction = viewMenu->addAction("Zoom to Fit", ui->displaySplitView, SLOT(zoomToFit()), Qt::CTRL + Qt::Key_9);
zoomInAction = viewMenu->addAction("Zoom in", ui->displaySplitView, SLOT(zoomIn()), Qt::CTRL + Qt::Key_Plus);
zoomOutAction = viewMenu->addAction("Zoom out", ui->displaySplitView, SLOT(zoomOut()), Qt::CTRL + Qt::Key_Minus);
viewMenu->addSeparator();
togglePlaylistAction = viewMenu->addAction("Hide/Show P&laylist", ui->playlistDockWidget->toggleViewAction(), SLOT(trigger()),Qt::CTRL + Qt::Key_L);
toggleStatisticsAction = viewMenu->addAction("Hide/Show &Statistics", ui->statsDockWidget->toggleViewAction(), SLOT(trigger()));
viewMenu->addSeparator();
toggleFileOptionsAction = viewMenu->addAction("Hide/Show F&ile Options", ui->fileDockWidget->toggleViewAction(), SLOT(trigger()),Qt::CTRL + Qt::Key_I);
toggleDisplayOptionsActions = viewMenu->addAction("Hide/Show &Display Options", ui->displayDockWidget->toggleViewAction(), SLOT(trigger()),Qt::CTRL + Qt::Key_D);
toggleYUVMathActions = viewMenu->addAction("Hide/Show &YUV Options", ui->YUVMathdockWidget->toggleViewAction(), SLOT(trigger()),Qt::CTRL + Qt::Key_Y);
viewMenu->addSeparator();
toggleControlsAction = viewMenu->addAction("Hide/Show Playback &Controls", ui->controlsDockWidget->toggleViewAction(), SLOT(trigger()),Qt::CTRL + Qt::Key_P);
viewMenu->addSeparator();
toggleFullscreenAction = viewMenu->addAction("&Fullscreen Mode", this, SLOT(toggleFullscreen()), Qt::CTRL + Qt::Key_F);
enableSingleWindowModeAction = viewMenu->addAction("&Single Window Mode", this, SLOT(enableSingleWindowMode()), Qt::CTRL + Qt::Key_1);
enableSeparateWindowModeAction = viewMenu->addAction("&Separate Windows Mode", this, SLOT(enableSeparateWindowsMode()), Qt::CTRL + Qt::Key_2);
QMenu* playbackMenu = menuBar()->addMenu(tr("&Playback"));
playPauseAction = playbackMenu->addAction("Play/Pause", this, SLOT(togglePlayback()), Qt::Key_Space);
nextItemAction = playbackMenu->addAction("Next Playlist Item", this, SLOT(selectNextItem()), Qt::Key_Down);
previousItemAction = playbackMenu->addAction("Previous Playlist Item", this, SLOT(selectPreviousItem()), Qt::Key_Up);
nextFrameAction = playbackMenu->addAction("Next Frame", this, SLOT(nextFrame()), Qt::Key_Right);
previousFrameAction = playbackMenu->addAction("Previous Frame", this, SLOT(previousFrame()), Qt::Key_Left);
QMenu* helpMenu = menuBar()->addMenu(tr("&Help"));
aboutAction = helpMenu->addAction("About YUView", this, SLOT(showAbout()));
bugReportAction = helpMenu->addAction("Open Project Website...", this, SLOT(openProjectWebsite()));
updateRecentFileActions();
}
void MainWindow::updateRecentFileActions()
{
QSettings settings;
QStringList files = settings.value("recentFileList").toStringList();
int numRecentFiles = qMin(files.size(), (int)MaxRecentFiles);
int fileIdx = 1;
for (int i = 0; i < numRecentFiles; ++i)
{
if( !(QFile(files[i]).exists()) )
continue;
QString text = tr("&%1 %2").arg(fileIdx++).arg(strippedName(files[i]));
recentFileActs[i]->setText(text);
recentFileActs[i]->setData(files[i]);
recentFileActs[i]->setVisible(true);
}
for (int j = numRecentFiles; j < MaxRecentFiles; ++j)
recentFileActs[j]->setVisible(false);
}
MainWindow::~MainWindow()
{
p_playlistWindow.close();
p_inspectorWindow.close();
delete ui;
}
void MainWindow::closeEvent(QCloseEvent *event)
{
QSettings settings;
settings.setValue("windowMode", p_windowMode);
settings.setValue("mainWindow/geometry", saveGeometry());
settings.setValue("mainWindow/windowState", saveState());
settings.setValue("playlistWindow/geometry", p_playlistWindow.saveGeometry());
settings.setValue("playlistWindow/windowState", p_playlistWindow.saveState());
settings.setValue("inspectorWindow/geometry", p_inspectorWindow.saveGeometry());
settings.setValue("inspectorWindow/windowState", p_inspectorWindow.saveState());
QMainWindow::closeEvent(event);
}
void MainWindow::loadPlaylistFile(QString filePath)
{
// clear playlist first
p_playlistWidget->clear();
// parse plist structure of playlist file
QFile file(filePath);
if (!file.open(QIODevice::ReadOnly))
return;
QByteArray fileBytes = file.readAll();
QBuffer buffer(&fileBytes);
QVariantMap map = PListParser::parsePList(&buffer).toMap();
QVariantList itemList = map["Modules"].toList();
for(int i=0; i<itemList.count(); i++)
{
QVariantMap itemInfo = itemList[i].toMap();
QVariantMap itemProps = itemInfo["Properties"].toMap();
if(itemInfo["Class"].toString() == "TextFrameProvider")
{
float duration = itemProps["duration"].toFloat();
QString fontName = itemProps["fontName"].toString();
int fontSize = itemProps["fontSize"].toInt();
QColor color = QColor(itemProps["fontColor"].toString());
QFont font(fontName,fontSize);
QString text = itemProps["text"].toString();
// create text item and set properties
PlaylistItemText* newPlayListItemText = new PlaylistItemText(text, p_playlistWidget);
newPlayListItemText->displayObject()->setFont(font);
newPlayListItemText->displayObject()->setDuration(duration);
newPlayListItemText->displayObject()->setColor(color);
}
else if(itemInfo["Class"].toString() == "YUVFile")
{
QString fileURL = itemProps["URL"].toString();
int endFrame = itemProps["endFrame"].toInt();
int frameOffset = itemProps["frameOffset"].toInt();
int frameSampling = itemProps["frameSampling"].toInt();
float frameRate = itemProps["framerate"].toFloat();
YUVCPixelFormatType pixelFormat = (YUVCPixelFormatType)itemProps["pixelFormat"].toInt();
int height = itemProps["height"].toInt();
int width = itemProps["width"].toInt();
QString filePath = QUrl(fileURL).path();
// create video item and set properties
PlaylistItemVid *newListItemVid = new PlaylistItemVid(filePath, p_playlistWidget);
newListItemVid->displayObject()->setWidth(width);
newListItemVid->displayObject()->setHeight(height);
newListItemVid->displayObject()->setSrcPixelFormat(pixelFormat);
newListItemVid->displayObject()->setFrameRate(frameRate);
newListItemVid->displayObject()->setSampling(frameSampling);
newListItemVid->displayObject()->setStartFrame(frameOffset);
newListItemVid->displayObject()->setEndFrame(endFrame);
// load potentially associated statistics file
if( itemProps.contains("statistics") )
{
QVariantMap itemInfoAssoc = itemProps["statistics"].toMap();
QVariantMap itemPropsAssoc = itemInfoAssoc["Properties"].toMap();
QString fileURL = itemPropsAssoc["URL"].toString();
int endFrame = itemPropsAssoc["endFrame"].toInt();
int frameOffset = itemPropsAssoc["frameOffset"].toInt();
int frameSampling = itemPropsAssoc["frameSampling"].toInt();
float frameRate = itemPropsAssoc["framerate"].toFloat();
int height = itemPropsAssoc["height"].toInt();
int width = itemPropsAssoc["width"].toInt();
QVariantList activeStatsTypeList = itemPropsAssoc["typesChecked"].toList();
QString filePath = QUrl(fileURL).path();
// create associated statistics item and set properties
PlaylistItemStats *newListItemStats = new PlaylistItemStats(filePath, newListItemVid);
newListItemStats->displayObject()->setWidth(width);
newListItemStats->displayObject()->setHeight(height);
newListItemStats->displayObject()->setFrameRate(frameRate);
newListItemStats->displayObject()->setSampling(frameSampling);
newListItemStats->displayObject()->setStartFrame(frameOffset);
newListItemStats->displayObject()->setEndFrame(endFrame);
// set active statistics
StatisticsTypeList statsTypeList;
for(int i=0; i<activeStatsTypeList.count(); i++)
{
QVariantMap statsTypeParams = activeStatsTypeList[i].toMap();
StatisticsType aType;
aType.typeID = statsTypeParams["typeID"].toInt();
aType.typeName = statsTypeParams["typeName"].toString();
aType.render = true;
aType.renderGrid = statsTypeParams["drawGrid"].toBool();
aType.alphaFactor = statsTypeParams["alpha"].toInt();
statsTypeList.append(aType);
}
if(statsTypeList.count() > 0)
newListItemStats->displayObject()->setStatisticsTypeList(statsTypeList);
}
}
else if(itemInfo["Class"].toString() == "StatisticsFile")
{
QString fileURL = itemProps["URL"].toString();
int endFrame = itemProps["endFrame"].toInt();
int frameOffset = itemProps["frameOffset"].toInt();
int frameSampling = itemProps["frameSampling"].toInt();
float frameRate = itemProps["framerate"].toFloat();
int height = itemProps["height"].toInt();
int width = itemProps["width"].toInt();
QVariantList activeStatsTypeList = itemProps["typesChecked"].toList();
QString filePath = QUrl(fileURL).path();
// create statistics item and set properties
PlaylistItemStats *newListItemStats = new PlaylistItemStats(filePath, p_playlistWidget);
newListItemStats->displayObject()->setWidth(width);
newListItemStats->displayObject()->setHeight(height);
newListItemStats->displayObject()->setFrameRate(frameRate);
newListItemStats->displayObject()->setSampling(frameSampling);
newListItemStats->displayObject()->setStartFrame(frameOffset);
newListItemStats->displayObject()->setEndFrame(endFrame);
// set active statistics
StatisticsTypeList statsTypeList;
for(int i=0; i<activeStatsTypeList.count(); i++)
{
QVariantMap statsTypeParams = activeStatsTypeList[i].toMap();
StatisticsType aType;
aType.typeID = statsTypeParams["typeID"].toInt();
aType.typeName = statsTypeParams["typeName"].toString();
aType.render = true;
aType.renderGrid = statsTypeParams["drawGrid"].toBool();
aType.alphaFactor = statsTypeParams["alpha"].toInt();
statsTypeList.append(aType);
}
if(statsTypeList.count() > 0)
newListItemStats->displayObject()->setStatisticsTypeList(statsTypeList);
}
}
if( p_playlistWidget->topLevelItemCount() > 0 )
{
p_playlistWidget->setCurrentItem(p_playlistWidget->topLevelItem(0), 0, QItemSelectionModel::ClearAndSelect);
}
}
void MainWindow::savePlaylistToFile()
{
// ask user for file location
QSettings settings;
QString filename = QFileDialog::getSaveFileName(this, tr("Save Playlist"), settings.value("LastPlaylistPath").toString(), tr("Playlist Files (*.yuvplaylist)"));
if(filename.length() == 0)
return;
// remember this directory for next time
QString dirName = filename.section('/',0,-2);
settings.setValue("LastPlaylistPath",dirName);
QVariantList itemList;
for(int i=0; i<p_playlistWidget->topLevelItemCount();i++)
{
PlaylistItem* anItem = dynamic_cast<PlaylistItem*>(p_playlistWidget->topLevelItem(i));
QVariantMap itemInfo;
QVariantMap itemProps;
if( anItem->itemType() == VideoItemType )
{
PlaylistItemVid* vidItem = dynamic_cast<PlaylistItemVid*>(anItem);
itemInfo["Class"] = "YUVFile";
QUrl fileURL(vidItem->displayObject()->path());
fileURL.setScheme("file");
itemProps["URL"] = fileURL.toString();
itemProps["endFrame"] = vidItem->displayObject()->endFrame();
itemProps["frameOffset"] = vidItem->displayObject()->startFrame();
itemProps["frameSampling"] = vidItem->displayObject()->sampling();
itemProps["framerate"] = vidItem->displayObject()->frameRate();
itemProps["pixelFormat"] = vidItem->displayObject()->pixelFormat();
itemProps["height"] = vidItem->displayObject()->height();
itemProps["width"] = vidItem->displayObject()->width();
// store potentially associated statistics file
if( vidItem->childCount() == 1 )
{
PlaylistItemStats* statsItem = dynamic_cast<PlaylistItemStats*>(vidItem->child(0));
Q_ASSERT(statsItem);
QVariantMap itemInfoAssoc;
itemInfoAssoc["Class"] = "AssociatedStatisticsFile";
QVariantMap itemPropsAssoc;
QUrl fileURL(statsItem->displayObject()->path());
fileURL.setScheme("file");
itemPropsAssoc["URL"] = fileURL.toString();
itemPropsAssoc["endFrame"] = statsItem->displayObject()->endFrame();
itemPropsAssoc["frameOffset"] = statsItem->displayObject()->startFrame();
itemPropsAssoc["frameSampling"] = statsItem->displayObject()->sampling();
itemPropsAssoc["framerate"] = statsItem->displayObject()->frameRate();
itemPropsAssoc["height"] = statsItem->displayObject()->height();
itemPropsAssoc["width"] = statsItem->displayObject()->width();
// save active statistics types
StatisticsTypeList statsTypeList = statsItem->displayObject()->getStatisticsTypeList();
QVariantList activeStatsTypeList;
Q_FOREACH(StatisticsType aType, statsTypeList)
{
if( aType.render )
{
QVariantMap statsTypeParams;
statsTypeParams["typeID"] = aType.typeID;
statsTypeParams["typeName"] = aType.typeName;
statsTypeParams["drawGrid"] = aType.renderGrid;
statsTypeParams["alpha"] = aType.alphaFactor;
activeStatsTypeList.append( statsTypeParams );
}
}
if( activeStatsTypeList.count() > 0 )
itemPropsAssoc["typesChecked"] = activeStatsTypeList;
itemInfoAssoc["Properties"] = itemPropsAssoc;
// link to video item
itemProps["statistics"] = itemInfoAssoc;
}
}
else if( anItem->itemType() == TextItemType )
{
PlaylistItemText* textItem = dynamic_cast<PlaylistItemText*>(anItem);
itemInfo["Class"] = "TextFrameProvider";
itemProps["duration"] = textItem->displayObject()->duration();
itemProps["fontSize"] = textItem->displayObject()->font().pointSize();
itemProps["fontName"] = textItem->displayObject()->font().family();
itemProps["fontColor"]= textItem->displayObject()->color().name();
itemProps["text"] = textItem->displayObject()->text();
}
else if( anItem->itemType() == StatisticsItemType )
{
PlaylistItemStats* statsItem = dynamic_cast<PlaylistItemStats*>(anItem);
itemInfo["Class"] = "StatisticsFile";
QUrl fileURL(statsItem->displayObject()->path());
fileURL.setScheme("file");
itemProps["URL"] = fileURL.toString();
itemProps["endFrame"] = statsItem->displayObject()->endFrame();
itemProps["frameOffset"] = statsItem->displayObject()->startFrame();
itemProps["frameSampling"] = statsItem->displayObject()->sampling();
itemProps["framerate"] = statsItem->displayObject()->frameRate();
itemProps["height"] = statsItem->displayObject()->height();
itemProps["width"] = statsItem->displayObject()->width();
// save active statistics types
StatisticsTypeList statsTypeList = statsItem->displayObject()->getStatisticsTypeList();
QVariantList activeStatsTypeList;
Q_FOREACH(StatisticsType aType, statsTypeList)
{
if( aType.render )
{
QVariantMap statsTypeParams;
statsTypeParams["typeID"] = aType.typeID;
statsTypeParams["typeName"] = aType.typeName;
statsTypeParams["drawGrid"] = aType.renderGrid;
statsTypeParams["alpha"] = aType.alphaFactor;
activeStatsTypeList.append( statsTypeParams );
}
}
if( activeStatsTypeList.count() > 0 )
itemProps["typesChecked"] = activeStatsTypeList;
}
else
{
continue;
}
itemInfo["Properties"] = itemProps;
itemList.append(itemInfo);
}
// generate plist from item list
QVariantMap plistMap;
plistMap["Modules"] = itemList;
QString plistFileContents = PListSerializer::toPList(plistMap);
QFile file( filename );
file.open(QIODevice::WriteOnly | QIODevice::Text);
QTextStream outStream(&file);
outStream << plistFileContents;
file.close();
}
void MainWindow::loadFiles(QStringList files)
{
QStringList filter;
// this might be used to associate a statistics item with a video item
PlaylistItem* lastAddedItem = NULL;
QStringList::Iterator it = files.begin();
while(it != files.end())
{
QString fileName = *it;
if( !(QFile(fileName).exists()) )
{
++it;
continue;
}
QFileInfo fi(fileName);
if (fi.isDir())
{
QDir dir = QDir(*it);
filter.clear();
filter << "*.yuv";
QStringList dirFiles = dir.entryList(filter);
QStringList::const_iterator dirIt = dirFiles.begin();
QStringList filePathList;
while(dirIt != dirFiles.end())
{
filePathList.append( (*it) + "/" + (*dirIt) );
// next file
++dirIt;
}
}
else
{
QString ext = fi.suffix();
ext = ext.toLower();
if( ext == "yuv" )
{
PlaylistItemVid *newListItemVid = new PlaylistItemVid(fileName, p_playlistWidget);
lastAddedItem = newListItemVid;
// save as recent
QSettings settings;
QStringList files = settings.value("recentFileList").toStringList();
files.removeAll(fileName);
files.prepend(fileName);
while (files.size() > MaxRecentFiles)
files.removeLast();
settings.setValue("recentFileList", files);
updateRecentFileActions();
}
else if( ext == "csv" )
{
PlaylistItemStats *newListItemStats = new PlaylistItemStats(fileName, p_playlistWidget);
lastAddedItem = newListItemStats;
// save as recent
QSettings settings;
QStringList files = settings.value("recentFileList").toStringList();
files.removeAll(fileName);
files.prepend(fileName);
while (files.size() > MaxRecentFiles)
files.removeLast();
settings.setValue("recentFileList", files);
updateRecentFileActions();
}
else if( ext == "yuvplaylist" )
{
// we found a playlist: cancel here and load playlist as a whole
loadPlaylistFile(fileName);
// save as recent
QSettings settings;
QStringList files = settings.value("recentFileList").toStringList();
files.removeAll(fileName);
files.prepend(fileName);
while (files.size() > MaxRecentFiles)
files.removeLast();
settings.setValue("recentFileList", files);
updateRecentFileActions();
return;
}
}
++it;
}
// select last added item
p_playlistWidget->setCurrentItem(lastAddedItem, 0, QItemSelectionModel::ClearAndSelect);
}
void MainWindow::openFile()
{
// load last used directory from QPreferences
QSettings settings;
QStringList filter;
filter << "All Supported Files (*.yuv *.yuvplaylist *.csv)" << "Video Files (*.yuv)" << "Playlist Files (*.yuvplaylist)" << "Statistics Files (*.csv)";
QFileDialog openDialog(this);
openDialog.setDirectory(settings.value("lastFilePath").toString());
openDialog.setFileMode(QFileDialog::ExistingFiles);
openDialog.setNameFilters(filter);
QStringList fileNames;
if (openDialog.exec())
fileNames = openDialog.selectedFiles();
if(fileNames.count() > 0)
{
// save last used directory with QPreferences
QString filePath = fileNames.at(0);
filePath = filePath.section('/',0,-2);
settings.setValue("lastFilePath",filePath);
}
loadFiles(fileNames);
if(selectedPrimaryPlaylistItem())
{
updateFrameSizeComboBoxSelection();
updatePixelFormatComboBoxSelection(selectedPrimaryPlaylistItem());
// Commented: This does not work for multiple screens. In this case QDesktopWidget().availableGeometry()
// returns the size of the primary screen and not the size of the screen the application is on.
// Also when in full screen this should not be done.
// In general resizing the application without user interaction seems like a bug.
//// resize player window to fit video size
//QRect screenRect = QDesktopWidget().availableGeometry();
//unsigned int newWidth = MIN( MAX( selectedPrimaryPlaylistItem()->displayObject()->width()+680, width() ), screenRect.width() );
//unsigned int newHeight = MIN( MAX( selectedPrimaryPlaylistItem()->displayObject()->height()+140, height() ), screenRect.height() );
//resize( newWidth, newHeight );
}
}
void MainWindow::openRecentFile()
{
QAction *action = qobject_cast<QAction*>(sender());
if (action)
{
QStringList fileList = QStringList(action->data().toString());
loadFiles(fileList);
}
}
void MainWindow::addTextFrame()
{
EditTextDialog newTextObjectDialog;
int done = newTextObjectDialog.exec();
if (done==QDialog::Accepted)
{
PlaylistItemText* newPlayListItemText = new PlaylistItemText(newTextObjectDialog.getText(), p_playlistWidget);
newPlayListItemText->displayObject()->setFont(newTextObjectDialog.getFont());
newPlayListItemText->displayObject()->setDuration(newTextObjectDialog.getDuration());
newPlayListItemText->displayObject()->setColor(newTextObjectDialog.getColor());
p_playlistWidget->setCurrentItem(newPlayListItemText, 0, QItemSelectionModel::ClearAndSelect);
}
}
void MainWindow::addDifferenceSequence()
{
PlaylistItemDifference* newPlayListItemDiff = new PlaylistItemDifference("Difference", p_playlistWidget);
QList<QTreeWidgetItem*> selectedItems = p_playlistWidget->selectedItems();
for( int i=0; i<MIN(selectedItems.count(),2); i++ )
{
QTreeWidgetItem* item = selectedItems[i];
int index = p_playlistWidget->indexOfTopLevelItem(item);
if( index != INT_INVALID )
{
item = p_playlistWidget->takeTopLevelItem(index);
newPlayListItemDiff->addChild(item);
newPlayListItemDiff->setExpanded(true);
}
}
p_playlistWidget->setCurrentItem(newPlayListItemDiff, 0, QItemSelectionModel::ClearAndSelect);
}
PlaylistItem* MainWindow::selectedPrimaryPlaylistItem()
{
if( p_playlistWidget == NULL )
return NULL;
QList<QTreeWidgetItem*> selectedItems = p_playlistWidget->selectedItems();
PlaylistItem* selectedItemPrimary = NULL;
bool allowAssociatedItem = selectedItems.count() == 1; // if only one item is selected, it can also be a child (associated)
if( selectedItems.count() >= 1 )
{
foreach (QTreeWidgetItem* anItem, selectedItems)
{
// we search an item that does not have a parent
if(allowAssociatedItem || !dynamic_cast<PlaylistItem*>(anItem->parent()))
{
selectedItemPrimary = dynamic_cast<PlaylistItem*>(anItem);
break;
}
}
}
return selectedItemPrimary;
}
PlaylistItem* MainWindow::selectedSecondaryPlaylistItem()
{
if( p_playlistWidget == NULL )
return NULL;
QList<QTreeWidgetItem*> selectedItems = p_playlistWidget->selectedItems();
PlaylistItem* selectedItemSecondary = NULL;
if( selectedItems.count() >= 2 )
{
PlaylistItem* selectedItemPrimary = selectedPrimaryPlaylistItem();
foreach (QTreeWidgetItem* anItem, selectedItems)
{
// we search an item that does not have a parent and that is not the primary item
PlaylistItem* aPlaylistParentItem = dynamic_cast<PlaylistItem*>(anItem->parent());
if(!aPlaylistParentItem && anItem != selectedItemPrimary)
{
selectedItemSecondary = dynamic_cast<PlaylistItem*>(anItem);
break;
}
}
}
return selectedItemSecondary;
}
void MainWindow::updateSelectedItems()
{
PlaylistItem* selectedItemPrimary = selectedPrimaryPlaylistItem();
PlaylistItem* selectedItemSecondary = selectedSecondaryPlaylistItem();
if( selectedItemPrimary == NULL || selectedItemPrimary->displayObject() == NULL)
{
setWindowTitle("YUView");
ui->fileDockWidget->setEnabled(false);
ui->displayDockWidget->setEnabled(true);
ui->YUVMathdockWidget->setEnabled(false);
ui->statsDockWidget->setEnabled(false);
ui->displaySplitView->setActiveDisplayObjects(NULL, NULL);
ui->displaySplitView->setActiveStatisticsObjects(NULL, NULL);
// update model
dynamic_cast<StatsListModel*>(ui->statsListView->model())->setStatisticsTypeList( StatisticsTypeList() );
setCurrentFrame(0);
setControlsEnabled(false);
return;
}
// update window caption
QString newCaption = "YUView - " + selectedItemPrimary->text(0);
setWindowTitle(newCaption);
PlaylistItemStats* statsItem = NULL; // used for model as source
// if the newly selected primary (!) item is of type statistics, use it as source for types
if( selectedItemPrimary && selectedItemPrimary->itemType() == StatisticsItemType )
{
statsItem = dynamic_cast<PlaylistItemStats*>(selectedItemPrimary);
Q_ASSERT(statsItem != NULL);
}
else if( selectedItemSecondary && selectedItemSecondary->itemType() == StatisticsItemType )
{
statsItem = dynamic_cast<PlaylistItemStats*>(selectedItemSecondary);
Q_ASSERT(statsItem != NULL);
}
// if selected item is of type 'diff', update child items
if( selectedItemPrimary && selectedItemPrimary->itemType() == DifferenceItemType && selectedItemPrimary->childCount() == 2 )
{
PlaylistItemDifference* diffItem = dynamic_cast<PlaylistItemDifference*>(selectedItemPrimary);
PlaylistItemVid* firstVidItem = dynamic_cast<PlaylistItemVid*>(selectedItemPrimary->child(0));
PlaylistItemVid* secondVidItem = dynamic_cast<PlaylistItemVid*>(selectedItemPrimary->child(1));
if( firstVidItem && secondVidItem )
diffItem->displayObject()->setFrameObjects(firstVidItem->displayObject(), secondVidItem->displayObject());
}
// check for associated statistics
PlaylistItemStats* statsItemPrimary = NULL;
PlaylistItemStats* statsItemSecondary = NULL;
if( selectedItemPrimary && selectedItemPrimary->itemType() == VideoItemType && selectedItemPrimary->childCount() > 0 )
{
QTreeWidgetItem* childItem = selectedItemPrimary->child(0);
statsItemPrimary = dynamic_cast<PlaylistItemStats*>(childItem);
Q_ASSERT(statsItemPrimary != NULL);
if( statsItem == NULL )
statsItem = statsItemPrimary;
}
if( selectedItemSecondary && selectedItemSecondary->itemType() == VideoItemType && selectedItemSecondary->childCount() > 0 )
{
QTreeWidgetItem* childItem = selectedItemSecondary->child(0);
statsItemSecondary = dynamic_cast<PlaylistItemStats*>(childItem);
Q_ASSERT(statsItemSecondary != NULL);
if( statsItem == NULL )
statsItem = statsItemSecondary;
}
// update statistics mode, if statistics is selected or associated with a selected item
if( statsItem != NULL )
dynamic_cast<StatsListModel*>(ui->statsListView->model())->setStatisticsTypeList(statsItem->displayObject()->getStatisticsTypeList());
// update display widget
ui->displaySplitView->setActiveStatisticsObjects(statsItemPrimary?statsItemPrimary->displayObject():NULL, statsItemSecondary?statsItemSecondary->displayObject():NULL);
if(selectedItemPrimary == NULL || selectedItemPrimary->displayObject() == NULL)
return;
// tell our display widget about new objects
ui->displaySplitView->setActiveDisplayObjects(selectedItemPrimary?selectedItemPrimary->displayObject():NULL, selectedItemSecondary?selectedItemSecondary->displayObject():NULL);
// update playback controls
setControlsEnabled(true);
ui->fileDockWidget->setEnabled( selectedItemPrimary->itemType() != TextItemType );
ui->displayDockWidget->setEnabled( true );
ui->YUVMathdockWidget->setEnabled( selectedItemPrimary->itemType() == VideoItemType || selectedItemPrimary->itemType() == DifferenceItemType );
ui->statsDockWidget->setEnabled( statsItem != NULL );
// update displayed information
updateMetaInfo();
// update playback widgets
refreshPlaybackWidgets();
}
void MainWindow::onCustomContextMenu(const QPoint &point)
{
QMenu menu;
// first add generic items to context menu
menu.addAction("Open File...", this, SLOT(openFile()));
menu.addAction("Add Text Frame", this, SLOT(addTextFrame()));
menu.addAction("Add Difference Sequence", this, SLOT(addDifferenceSequence()));
QTreeWidgetItem* itemAtPoint = p_playlistWidget->itemAt(point);
if (itemAtPoint)
{
menu.addSeparator();
menu.addAction("Delete Item", this, SLOT(deleteItem()));
PlaylistItemStats* testStats = dynamic_cast<PlaylistItemStats*>(itemAtPoint);
if(testStats)
{
// TODO: special actions for statistics items
}
PlaylistItemVid* testVid = dynamic_cast<PlaylistItemVid*>(itemAtPoint);
if(testVid)
{
// TODO: special actions for video items
}
PlaylistItemText* testText = dynamic_cast<PlaylistItemText*>(itemAtPoint);
if(testText)
{
menu.addAction("Edit Properties",this,SLOT(editTextFrame()));
}
PlaylistItemDifference* testDiff = dynamic_cast<PlaylistItemDifference*>(itemAtPoint);
if(testDiff)
{
// TODO: special actions for difference items
}
}
QPoint globalPos = p_playlistWidget->viewport()->mapToGlobal(point);
QAction* selectedAction= menu.exec(globalPos);
if (selectedAction)
{
//TODO
//printf("Do something \n");
}
}
void MainWindow::onItemDoubleClicked(QTreeWidgetItem* item, int)
{
PlaylistItemStats* testStats = dynamic_cast<PlaylistItemStats*>(item);
if(testStats)
{
// TODO: Double Click Behavior for Stats
}
PlaylistItemVid* testVid = dynamic_cast<PlaylistItemVid*>(item);
if(testVid)
{
// TODO: Double Click Behavior for Video
}
PlaylistItemText* testText = dynamic_cast<PlaylistItemText*>(item);
if(testText)
{
editTextFrame();
}
PlaylistItemDifference* testDiff = dynamic_cast<PlaylistItemDifference*>(item);
if(testDiff)
{
// TODO: Double Click Behavior for difference
}
}
void MainWindow::editTextFrame()
{
PlaylistItemText* current =(PlaylistItemText *)p_playlistWidget->currentItem();
EditTextDialog newTextObjectDialog;
newTextObjectDialog.loadItemStettings((PlaylistItemText*)current);
int done = newTextObjectDialog.exec();
if (done==QDialog::Accepted)
{
current->displayObject()->setText(newTextObjectDialog.getText());
current->displayObject()->setFont(newTextObjectDialog.getFont());
current->displayObject()->setDuration(newTextObjectDialog.getDuration());
current->displayObject()->setColor(newTextObjectDialog.getColor());
current->setText(0,newTextObjectDialog.getText().replace("\n", " "));
updateSelectedItems();
}
}
void MainWindow::setSelectedStats() {
//deactivate all GUI elements
ui->opacityGroupBox->setEnabled(false);
ui->opacitySlider->setEnabled(false);
ui->gridCheckBox->setEnabled(false);