void MainWindow::loadImage() {
QImageReader reader;
reader.setFileName(QFileDialog::getOpenFileName(this,tr("Open image"),"C:\\Users\\GiBSoN\\Desktop",tr("Image files (*.jpg *.png)")));
QImage image = reader.read();
imageSize = image.size();
QVector<double> params;
QVector<KPoint> points;
for(int i=0;i<image.width();i++) {
for(int j=0;j<image.height();j++) {
params.push_back(qRed(image.pixel(i,j)));
params.push_back(qGreen(image.pixel(i,j)));
params.push_back(qBlue(image.pixel(i,j)));
points.push_back(params);
params.clear();
}
}
nGas.setInputData(points);
ui->actionNeural_Gas_Image->setEnabled(true);
ui->graphicsView->setVisible(true);
ui->graphicsView_2->setVisible(true);
QGraphicsScene* scene = new QGraphicsScene(this);
ui->graphicsView->setScene(scene);
scene->addPixmap(QPixmap::fromImage(image.scaled(ui->graphicsView->width()*0.95,ui->graphicsView->height()*0.95)));
ui->graphicsView->show();
qDebug() << "Pixels: " << points.size() << " Dimensions: " << points[0].getDimensions();
}
void LoadFilter::detectFormat()
{
// FIXME: work-around bug 242369
if (priv->fileFormatQt.isEmpty() &&
priv->fileFormat.isEmpty() &&
priv->fileName.endsWith(".mp4")) {
if (priv->filterError == QuillImageFilter::NoError)
priv->filterError = QuillImageFilter::UnsupportedFormatError;
priv->isInvalid = true;
priv->fileFormat = "video/mp4";
return;
}
if (priv->fileFormatQt.isEmpty() &&
(priv->fileFormat.isEmpty() || priv->fileFormat.startsWith("image/"))) {
QImageReader reader;
if (!priv->iODevice)
reader.setFileName(priv->fileName);
else
reader.setDevice(priv->iODevice);
priv->fileFormatQt = formatFromReader(&reader);
}
if (priv->fileFormat.isEmpty()) {
priv->fileFormat = MimeType::fromQImageFormat(priv->fileFormatQt);
}
if (priv->fileFormatQt.isEmpty()) {
if (priv->filterError == QuillImageFilter::NoError)
priv->filterError = QuillImageFilter::UnsupportedFormatError;
priv->isInvalid = true;
}
}
bool syImgReaderCodec::OpenInput(const syString filename) {
bool result = false;
syString newfilename = filename;
if(m_Filename != "" && filename.empty()) {
newfilename = m_Filename;
} else {
newfilename = filename;
}
if(m_Reader && syString(m_Reader->fileName()) != newfilename) {
CloseInput();
if(m_Reader) {
m_Reader->setFileName(newfilename);
m_Filename = filename;
}
}
if(!m_Reader) {
m_Reader = new QImageReader(newfilename);
m_Filename = newfilename;
}
result = m_Reader->canRead();
if(result) {
if(m_Image) {
delete m_Image;
}
m_Image = new QImage(GetWidth(),GetHeight(),QImage::Format_RGB32);
}
return result;
}
VideoReviewDialog::VideoReviewDialog(QWidget* parent, const QString& imgdir)
: QDialog(parent)
{
setWindowTitle("Video review for Hotbuild2");
QImageReader *reader = new QImageReader(imgdir + "img_start_bground_sample.jpg");
QImage bground = reader->read();
delete reader;
QPalette* palette = new QPalette();
palette->setBrush(QPalette::Background, *(new QBrush(bground)));
setPalette(*palette);
QVBoxLayout *layout = new QVBoxLayout(this);
QWebView *webview = new QWebView(this);
webview->setGeometry(0, 0, 640, 480);
webview->resize(640, 480);
QWebSettings::globalSettings()->setAttribute(QWebSettings::PluginsEnabled, true);
webview->settings()->setAttribute(QWebSettings::PluginsEnabled, true);
webview->load(QUrl("http://www.youtube.com/embed/NNXV01cttMY?html5=1"));
webview->show();
QDialogButtonBox *buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok, Qt::Horizontal, this);
// connect(buttonBox, SIGNAL(accepted()), SLOT(accept()));
layout->addWidget(webview);
layout->addWidget(buttonBox);
}
void PictureLoader::picDownloadFinished(QNetworkReply *reply)
{
if (reply->error()) {
qDebug() << "Download failed:" << reply->errorString();
}
int statusCode = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
if (statusCode == 301 || statusCode == 302) {
QUrl redirectUrl = reply->attribute(QNetworkRequest::RedirectionTargetAttribute).toUrl();
QNetworkRequest req(redirectUrl);
qDebug() << "following redirect:" << cardBeingDownloaded.getCard()->getName() << "Url:" << req.url();
networkManager->get(req);
return;
}
const QByteArray &picData = reply->peek(reply->size()); //peek is used to keep the data in the buffer for use by QImageReader
if(imageIsBlackListed(picData))
{
qDebug() << "Picture downloaded, but blacklisted, will consider it as not found";
picDownloadFailed();
reply->deleteLater();
startNextPicDownload();
return;
}
QImage testImage;
QImageReader imgReader;
imgReader.setDecideFormatFromContent(true);
imgReader.setDevice(reply);
QString extension = "." + imgReader.format(); //the format is determined prior to reading the QImageReader data into a QImage object, as that wipes the QImageReader buffer
if (extension == ".jpeg")
extension = ".jpg";
if (imgReader.read(&testImage)) {
QString setName = cardBeingDownloaded.getSetName();
if(!setName.isEmpty())
{
if (!QDir().mkpath(picsPath + "/downloadedPics/" + setName)) {
qDebug() << picsPath + "/downloadedPics/" + setName + " could not be created.";
return;
}
QFile newPic(picsPath + "/downloadedPics/" + setName + "/" + cardBeingDownloaded.getCard()->getCorrectedName() + extension);
if (!newPic.open(QIODevice::WriteOnly))
return;
newPic.write(picData);
newPic.close();
}
imageLoaded(cardBeingDownloaded.getCard(), testImage);
} else {
picDownloadFailed();
}
reply->deleteLater();
startNextPicDownload();
}
void PictureLoader::picDownloadFinished(QNetworkReply *reply)
{
QString picsPath = _picsPath;
if (reply->error()) {
qDebug() << "Download failed:" << reply->errorString();
}
const QByteArray &picData = reply->peek(reply->size()); //peek is used to keep the data in the buffer for use by QImageReader
QImage testImage;
QImageReader imgReader;
imgReader.setDecideFormatFromContent(true);
imgReader.setDevice(reply);
QString extension = "." + imgReader.format(); //the format is determined prior to reading the QImageReader data into a QImage object, as that wipes the QImageReader buffer
if (extension == ".jpeg")
extension = ".jpg";
if (imgReader.read(&testImage)) {
QString setName = cardBeingDownloaded.getSetName();
if(!setName.isEmpty())
{
if (!QDir().mkpath(picsPath + "/downloadedPics/" + setName)) {
qDebug() << picsPath + "/downloadedPics/" + setName + " could not be created.";
return;
}
QFile newPic(picsPath + "/downloadedPics/" + setName + "/" + cardBeingDownloaded.getCard()->getCorrectedName() + extension);
if (!newPic.open(QIODevice::WriteOnly))
return;
newPic.write(picData);
newPic.close();
}
emit imageLoaded(cardBeingDownloaded.getCard(), testImage);
} else if (cardBeingDownloaded.getHq()) {
qDebug() << "HQ: received invalid picture. URL:" << reply->request().url();
cardBeingDownloaded.setHq(false);
cardsToDownload.prepend(cardBeingDownloaded);
} else {
qDebug() << "LQ: received invalid picture. URL:" << reply->request().url();
if (cardBeingDownloaded.nextSet()) {
cardBeingDownloaded.setHq(true);
mutex.lock();
loadQueue.prepend(cardBeingDownloaded);
mutex.unlock();
emit startLoadQueue();
} else
emit imageLoaded(cardBeingDownloaded.getCard(), QImage());
}
reply->deleteLater();
startNextPicDownload();
}
bool ImageStripScene::setCurrentDirectory(const QString& path)
{
QMutexLocker locker(&m_mutex);
QDir directory(path);
QImageReader reader;
if(directory.exists()) {
clear();
if(m_loader) {
m_loader->disconnect(this);
m_loader->stopExecution();
if(!m_loader->wait(500)) {
m_loader->terminate();
m_loader->wait();
}
}
delete m_loader;
m_numItems = 0;
m_loader = new ImageLoader(m_imgSize);
connect(m_loader, SIGNAL(sigItemContentChanged(ImageItem*)), SLOT(slotItemContentChanged(ImageItem*)));
QStringList files = directory.entryList(QDir::Files);
QGraphicsLinearLayout* layout = new QGraphicsLinearLayout();
for(QStringList::iterator name=files.begin(); name!=files.end(); ++name) {
QString path = directory.absoluteFilePath(*name);
reader.setFileName(path);
if(reader.canRead()) {
ImageItem* item = new ImageItem(m_imgSize, path, m_loader);
m_loader->addPath(item, path);
layout->addItem(item);
++m_numItems;
}
}
QGraphicsWidget* widget = new QGraphicsWidget();
widget->setLayout(layout);
widget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
addItem(widget);
setSceneRect(widget->boundingRect());
m_loader->start(QThread::LowPriority);
return true;
}
return false;
}
Frame::Frame ( const Epyx::byte_str& data, const Frame::ptime& timestamp,
const ptime& rt):
timestamp(timestamp),
realTime(rt)
{
QByteArray message = QByteArray(
reinterpret_cast<const char * > ( data.data() ),
data.size());
QBuffer buffer ( &message );
QImageReader in ( &buffer, "JPG" );
image = in.read().copy();
}
gboolean
media_art_file_to_jpeg (const gchar *filename,
const gchar *target,
GError **error)
{
if (max_width_in_bytes < 0) {
g_debug ("Not saving album art from file, disabled in config");
return TRUE;
}
/* TODO: Add resizing support */
/* TODO: Add error reporting */
QFile file (filename);
if (!file.open (QIODevice::ReadOnly)) {
g_message ("Could not get QFile from file: '%s'", filename);
return FALSE;
}
QByteArray array = file.readAll ();
QBuffer buffer (&array);
buffer.open (QIODevice::ReadOnly);
QImageReader reader (&buffer);
if (!reader.canRead ()) {
g_message ("Could not get QImageReader from file: '%s', reader.canRead was FALSE",
filename);
return FALSE;
}
QImage image1;
image1 = reader.read ();
if (image1.hasAlphaChannel ()) {
QImage image2 (image1.size(), QImage::Format_RGB32);
image2.fill (QColor(Qt::black).rgb());
QPainter painter (&image2);
painter.drawImage (0, 0, image1);
image2.save (QString (target), "jpeg");
} else {
image1.save (QString (target), "jpeg");
}
return TRUE;
}
void syImgReaderCodec::CloseInput() {
if(m_Reader) {
m_Reader->setDevice(0);
m_Filename.clear();
m_ImageLoaded = false;
}
}
void syImgReaderCodec::LoadCurrentFrame(syBitmap* dest) {
if(!dest) {
return;
}
sySafeMutexLocker lock(m_Mutex);
if(lock.IsLocked()) {
// 1. Check if m_Image is null. If not, abort (can't create the image, we could be in a worker thread)
if(!m_Image) {
return;
}
// 2. Read the image into m_Image.
if(!m_ImageLoaded && m_Reader->read(m_Image)) {
m_ImageLoaded = true;
}
// 3. Copy the image to dest.
if(m_ImageLoaded) {
const unsigned char* bits = m_Image->bits();
dest->CopyFrom(bits,GetWidth(),GetHeight(),vcfRGB32,m_Image->numBytes());
} else {
dest->Clear();
}
}
}
bool syImgReaderCodec::OpenMemoryInput(const unsigned char* buf, unsigned int size, const char* mimetype) {
bool result = false;
syString fileformat;
syString smimetype(mimetype, true);
if(smimetype == "image/gif") {
fileformat = "gif";
}
if(smimetype == "image/png") {
fileformat = "png";
} else if(smimetype == "image/jpeg") {
fileformat = "jpg";
} else if(smimetype == "image/bmp") {
fileformat = "bmp";
} else {
return false; // Unrecognized file format!
}
if(!m_Buffer) {
m_Buffer = new QBuffer;
}
m_Buffer->setData((const char*)buf,size);
if(!m_Reader) {
m_Reader = new QImageReader();
}
m_Reader->setDevice(m_Buffer);
result = m_Reader->canRead();
if(result) {
syString actual_format(QString(m_Reader->format()));
if(actual_format != fileformat) {
result = false;
}
if(m_Image) {
delete m_Image;
}
m_Image = new QImage(GetWidth(),GetHeight(),QImage::Format_RGB32);
}
if(!result) {
m_Reader->setDevice(0);
delete m_Reader;
m_Reader = 0;
delete m_Buffer;
m_Buffer = 0;
m_Filename.clear();
}
return result;
}
void Xmpp::vCardReceived (const QXmppVCardIq& vCard)
{
QByteArray photo = vCard.photo();
QBuffer buffer;
buffer.setData (photo);
buffer.open (QIODevice::ReadOnly);
QImageReader imageReader (&buffer);
QImage image = imageReader.read();
if (image.isNull())
image = QImage (":/faces/faces/generic-user.png");
jids.append (vCard.from());
users.append (vCard.fullName());
emit newUser (vCard.fullName(), vCard.from(), image);
}
QPixmap Utils::renderSVG(const QString &path, const QSize &size)
{
QImageReader reader;
QPixmap pixmap;
reader.setFileName(path);
if (reader.canRead()) {
const qreal ratio = qApp->devicePixelRatio();
reader.setScaledSize(size * ratio);
pixmap = QPixmap::fromImage(reader.read());
pixmap.setDevicePixelRatio(ratio);
} else {
pixmap.load(path);
}
return pixmap;
}
void MainWindow_M::openFile()
{
QString fileName = QFileDialog::getOpenFileName(this, tr("Open File"),"./",tr("Images (*.png)"));
if(fileName.isEmpty())
return;
QFile file(fileName);
file.read(QIODevice::ReadOnly);
QImageReader imageReader;
imageReader.setDevice(&file);
renderarea->setCurrentCanvas(imageReader.read());
renderarea->setContentChanged(false);
statusBar()->showMessage(fileName.section('/', -1));
clearTempFiles();
strCurrentFileName = fileName;
}
bool readImageWithPrescale(QImageReader& reader, QImage& image, double& prescaleFactor)
{
// used to scale the file before it is actually read to memory
prescaleFactor = 1.0;
int height = reader.size().height();
if(height > HALF_DECIMATION_THRESHOLD_H)
prescaleFactor = 0.5;
else if(height > QUARTER_DECIMATION_THRESHOLD_H)
prescaleFactor = 0.25;
else if(height > EIGHTH_DECIMATION_THRESHOLD_H)
prescaleFactor = 0.125;
if(prescaleFactor != 1.0)
reader.setScaledSize(QSize(reader.size().width() * prescaleFactor, reader.size().height() * prescaleFactor));
return reader.read(&image);
}
unsigned long syImgReaderCodec::GetWidth() {
if(!m_Reader) {
return 0;
}
int width = m_Reader->size().width();
if(width < 0) {
return 0;
}
return width;
}
unsigned long syImgReaderCodec::GetHeight() {
if(!m_Reader) {
return 0;
}
int height = m_Reader->size().height();
if(height < 0) {
return 0;
}
return height;
}
void Document::pages( QVector<Okular::Page*> * pagesVector )
{
qSort( mEntries.begin(), mEntries.end(), caseSensitiveNaturalOrderLessThen );
QScopedPointer< QIODevice > dev;
int count = 0;
pagesVector->clear();
pagesVector->resize( mEntries.size() );
QImageReader reader;
foreach(const QString &file, mEntries) {
if ( mArchive ) {
const KArchiveFile *entry = static_cast<const KArchiveFile*>( mArchiveDir->entry( file ) );
if ( entry ) {
dev.reset( entry->createDevice() );
}
} else if ( mDirectory ) {
dev.reset( mDirectory->createDevice( file ) );
} else {
dev.reset( mUnrar->createDevice( file ) );
}
if ( ! dev.isNull() ) {
reader.setDevice( dev.data() );
if ( reader.canRead() )
{
QSize pageSize = reader.size();
if ( !pageSize.isValid() ) {
const QImage i = reader.read();
if ( !i.isNull() )
pageSize = i.size();
}
if ( pageSize.isValid() ) {
pagesVector->replace( count, new Okular::Page( count, pageSize.width(), pageSize.height(), Okular::Rotation0 ) );
mPageMap.append(file);
count++;
} else {
qCDebug(OkularComicbookDebug) << "Ignoring" << file << "doesn't seem to be an image even if QImageReader::canRead returned true";
}
}
}
}
pagesVector->resize( count );
}
/*
* DirFilesFilter
* QFileSystemModel의 버그(캐시?) 인지 setNameFilter를 해도 계속해서 디렉토리나 파일이 보임
* 그래서 디렉토리를 조회하여 직접 리스트를 만듬
*/
void MainWindow::DirFilesFilter(QString path) {
qDebug() << "directoryLoaded";
QModelIndex fileIdx = files_->index(path);
int numRows = files_->rowCount(fileIdx);
QImageReader imgReader;
for (int index=0; index<numRows; index++) {
QModelIndex mi = files_->index(index, 0, fileIdx);
QFileInfo fileInfo = files_->fileInfo(mi);
imgReader.setFileName(fileInfo.absoluteFilePath());
if(imgReader.canRead())
extfilter_imgs_ << fileInfo;
}
//extfilter_imgs 파일들을 모델로 만든다.
FilesModelUpdate();
}
void DlgEditAvatar::actBrowse()
{
QString fileName = QFileDialog::getOpenFileName(this, tr("Open Image"), QDir::homePath(), tr("Image Files (*.png *.jpg *.bmp)"));
if(fileName.isEmpty())
{
imageLabel->setText(tr("No image chosen."));
return;
}
QImage image;
QImageReader imgReader;
imgReader.setDecideFormatFromContent(true);
imgReader.setFileName(fileName);
if(!imgReader.read(&image))
{
qDebug() << "Avatar image loading failed for file:" << fileName;
imageLabel->setText(tr("Invalid image chosen."));
return;
}
imageLabel->setPixmap(QPixmap::fromImage(image).scaled(400, 200, Qt::KeepAspectRatio, Qt::SmoothTransformation));
}
bool PictureLoader::cardImageExistsOnDisk(QString & setName, QString & correctedCardname)
{
QImage image;
QImageReader imgReader;
imgReader.setDecideFormatFromContent(true);
//The list of paths to the folders in which to search for images
QList<QString> picsPaths = QList<QString>() << picsPath + "/CUSTOM/" + correctedCardname;
if(!setName.isEmpty())
{
picsPaths << picsPath + "/" + setName + "/" + correctedCardname
<< picsPath + "/downloadedPics/" + setName + "/" + correctedCardname;
}
//Iterates through the list of paths, searching for images with the desired name with any QImageReader-supported extension
for (int i = 0; i < picsPaths.length(); i ++) {
imgReader.setFileName(picsPaths.at(i));
if (imgReader.read(&image)) {
qDebug() << "Picture found on disk (set: " << setName << " card: " << correctedCardname << ")";
imageLoaded(cardBeingLoaded.getCard(), image);
return true;
}
imgReader.setFileName(picsPaths.at(i) + ".full");
if (imgReader.read(&image)) {
qDebug() << "Picture.full found on disk (set: " << setName << " card: " << correctedCardname << ")";
imageLoaded(cardBeingLoaded.getCard(), image);
return true;
}
}
return false;
}
void KisImageLoader::run()
{
typedef QHash<KisImageItem*,Data>::iterator Iterator;
QImageReader reader;
for(Iterator data=m_data.begin(); data!=m_data.end() && m_run; ++data) {
reader.setFileName(data->path);
qreal w = m_size;
qreal h = m_size;
if(reader.supportsOption(QImageIOHandler::Size)) {
QSizeF imgSize = reader.size();
if(imgSize.width() > imgSize.height()) {
qreal div = m_size / imgSize.width();
h = imgSize.height() * div;
}
else {
qreal div = m_size / imgSize.height();
w = imgSize.width() * div;
}
}
reader.setScaledSize(QSize(w,h));
data->image = reader.read();
data->isLoaded = true;
emit sigItemContentChanged(data.key());
}
}
void RefImage::thumbFromFile()
{
QFile file(imagePath());
if (file.exists())
{
QImageReader* imageReader = new QImageReader(imagePath());
int imageWidth = imageReader->size().width() * (float)CAROUSEL_HEIGHT/imageReader->size().height();
int imageHeight = CAROUSEL_HEIGHT;
imageReader->setScaledSize(QSize(imageWidth, imageHeight));
QImage image;
if (imageReader->read(&image))
{
insertThumb(QPixmap::fromImage(image));
}
else
{
qDebug() << "read failed";
}
}
}
PhotoItem * PhotoItem::fromUrl(const KUrl & imageUrl, Scene * scene)
{
QImage img;
if (PhotoLayoutsEditor::instance()->hasInterface())
{
KIPI::ImageInfo info = PhotoLayoutsEditor::instance()->interface()->info(imageUrl);
QImageReader ir (info.path().toLocalFile());
if (!ir.read(&img))
return 0;
}
else if (imageUrl.isValid())
{
QImageReader ir (imageUrl.toLocalFile());
if (!ir.read(&img))
return 0;
}
if (img.isNull())
return 0;
PhotoItem * result = new PhotoItem(img, imageUrl.fileName(), scene);
result->d->setFileUrl(imageUrl);
return result;
}
QImage PictureHelper::loadQImage(QString url)
{
QImageReader reader;
reader.setFileName(getImagePath(url));
// Resize img if too large (1280x768)
QSize imgSize = reader.size();
if (imgSize.width()<imgSize.height()) {
if (imgSize.height()>720) {
imgSize.setWidth((int)imgSize.width() * 720 / imgSize.height());
imgSize.setHeight(720);
reader.setScaledSize(imgSize);
}
} else if (imgSize.width()>imgSize.height()) {
if (imgSize.width() > 720) {
imgSize.setHeight((int)imgSize.height() * 720 / imgSize.width());
imgSize.setWidth(720);
reader.setScaledSize(imgSize);
}
}
return reader.read();
}
QPixmap loadPixmap(const QString &path)
{
qreal ratio = 1.0;
QPixmap pixmap;
const qreal devicePixelRatio = qApp->devicePixelRatio();
if (!qFuzzyCompare(ratio, devicePixelRatio)) {
QImageReader reader;
reader.setFileName(qt_findAtNxFile(path, devicePixelRatio, &ratio));
if (reader.canRead()) {
reader.setScaledSize(reader.size() * (devicePixelRatio / ratio));
pixmap = QPixmap::fromImage(reader.read());
pixmap.setDevicePixelRatio(devicePixelRatio);
}
} else {
pixmap.load(path);
}
return pixmap;
}
void ImageLoader::run()
{
typedef QHash<ImageItem*,Data>::iterator Iterator;
QImageReader reader;
#ifdef Q_OS_WIN
for(Iterator data=m_data.begin(); data!=m_data.end() && m_run; ++data) {
data->image = QImage(data->path).scaled(m_size, m_size, Qt::KeepAspectRatio, Qt::SmoothTransformation);
data->isLoaded = true;
emit sigItemContentChanged(data.key());
}
#else
for(Iterator data=m_data.begin(); data!=m_data.end() && m_run; ++data) {
reader.setFileName(data->path);
qreal w = m_size;
qreal h = m_size;
if (reader.supportsOption(QImageIOHandler::Size)) {
QSizeF imgSize = reader.size();
if(imgSize.width() > imgSize.height()) {
qreal div = m_size / imgSize.width();
h = imgSize.height() * div;
}
else {
qreal div = m_size / imgSize.height();
w = imgSize.width() * div;
}
}
reader.setScaledSize(QSize(w,h));
data->image = reader.read();
data->isLoaded = true;
emit sigItemContentChanged(data.key());
}
#endif
}
/**
* Loads the thumbnail from the metadata.
* If no thumbnail is embedded, the whole image
* is loaded and downsampled in a fast manner.
* @param file the file to be loaded
* @return QImage the loaded image. Null if no image
* could be loaded at all.
**/
QImage DkThumbNail::computeIntern(const QFileInfo file, const QSharedPointer<QByteArray> ba,
int forceLoad, int maxThumbSize, int minThumbSize,
bool rescale) {
DkTimer dt;
//qDebug() << "[thumb] file: " << file.absoluteFilePath();
// see if we can read the thumbnail from the exif data
QImage thumb;
DkMetaDataT metaData;
try {
if (!ba || ba->isEmpty())
metaData.readMetaData(file);
else
metaData.readMetaData(file, ba);
// read the full image if we want to create new thumbnails
if (forceLoad != force_save_thumb)
thumb = metaData.getThumbnail();
}
catch(...) {
// do nothing - we'll load the full file
}
removeBlackBorder(thumb);
if (thumb.isNull() && forceLoad == force_exif_thumb)
return QImage();
bool exifThumb = !thumb.isNull();
int orientation = metaData.getOrientation();
int imgW = thumb.width();
int imgH = thumb.height();
int tS = minThumbSize;
// as found at: http://olliwang.com/2010/01/30/creating-thumbnail-images-in-qt/
QString filePath = (file.isSymLink()) ? file.symLinkTarget() : file.absoluteFilePath();
QImageReader* imageReader;
if (!ba || ba->isEmpty())
imageReader = new QImageReader(filePath);
else {
QBuffer buffer;
buffer.setData(ba->data());
buffer.open(QIODevice::ReadOnly);
imageReader = new QImageReader(&buffer, QFileInfo(filePath).suffix().toStdString().c_str());
buffer.close();
}
if (thumb.isNull() || thumb.width() < tS && thumb.height() < tS) {
imgW = imageReader->size().width();
imgH = imageReader->size().height(); // locks the file!
}
//else if (!thumb.isNull())
// qDebug() << "EXIV thumb loaded: " << thumb.width() << " x " << thumb.height();
if (rescale && (imgW > maxThumbSize || imgH > maxThumbSize)) {
if (imgW > imgH) {
imgH = (float)maxThumbSize / imgW * imgH;
imgW = maxThumbSize;
}
else if (imgW < imgH) {
imgW = (float)maxThumbSize / imgH * imgW;
imgH = maxThumbSize;
}
else {
imgW = maxThumbSize;
imgH = maxThumbSize;
}
}
if (thumb.isNull() || thumb.width() < tS && thumb.height() < tS || forceLoad == force_full_thumb || forceLoad == force_save_thumb) {
// flip size if the image is rotated by 90°
if (metaData.isTiff() && abs(orientation) == 90) {
int tmpW = imgW;
imgW = imgH;
imgH = tmpW;
qDebug() << "EXIV size is flipped...";
}
QSize initialSize = imageReader->size();
imageReader->setScaledSize(QSize(imgW, imgH));
thumb = imageReader->read();
// try to read the image
if (thumb.isNull()) {
DkBasicLoader loader;
if (loader.loadGeneral(file, ba, true, true))
thumb = loader.image();
}
// the image is not scaled correctly yet
if (rescale && !thumb.isNull() && (imgW == -1 || imgH == -1)) {
imgW = thumb.width();
imgH = thumb.height();
if (imgW > maxThumbSize || imgH > maxThumbSize) {
if (imgW > imgH) {
imgH = (float)maxThumbSize / imgW * imgH;
imgW = maxThumbSize;
}
else if (imgW < imgH) {
imgW = (float)maxThumbSize / imgH * imgW;
imgH = maxThumbSize;
}
else {
imgW = maxThumbSize;
imgH = maxThumbSize;
}
}
thumb = thumb.scaled(QSize(imgW*2, imgH*2), Qt::KeepAspectRatio, Qt::FastTransformation);
thumb = thumb.scaled(QSize(imgW, imgH), Qt::KeepAspectRatio, Qt::SmoothTransformation);
}
// is there a nice solution to do so??
imageReader->setFileName("josef"); // image reader locks the file -> but there should not be one so we just set it to another file...
delete imageReader;
}
else if (rescale) {
thumb = thumb.scaled(QSize(imgW, imgH), Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
//qDebug() << "thumb loaded from exif...";
}
if (orientation != -1 && orientation != 0 && (metaData.isJpg() || metaData.isRaw())) {
QTransform rotationMatrix;
rotationMatrix.rotate((double)orientation);
thumb = thumb.transformed(rotationMatrix);
}
// save the thumbnail if the caller either forces it, or the save thumb is requested and the image did not have any before
if (forceLoad == force_save_thumb || (forceLoad == save_thumb && !exifThumb)) {
try {
QImage sThumb = thumb.copy();
if (orientation != -1 && orientation != 0) {
QTransform rotationMatrix;
rotationMatrix.rotate(-(double)orientation);
sThumb = sThumb.transformed(rotationMatrix);
}
metaData.setThumbnail(sThumb);
if (!ba || ba->isEmpty())
metaData.saveMetaData(file);
else
metaData.saveMetaData(file, ba);
qDebug() << "[thumb] saved to exif data";
}
catch(...) {
qDebug() << "Sorry, I could not save the metadata";
}
}
if (!thumb.isNull())
qDebug() << "[thumb] " << file.fileName() << " loaded in: " << dt.getTotal() << ((exifThumb) ? " from EXIV" : " from File");
//if (!thumb.isNull())
// qDebug() << "thumb: " << thumb.width() << " x " << thumb.height();
return thumb;
}
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
m_item1=0;
ui->setupUi(this);
readSettings();
QString title=QString(APP_NAME);
setWindowTitle(title);
// The engine
m_engine= new slideShowEngine;
if(m_engine==0)
{
qDebug() << "error while creating the engine";
return;
}
// The Model
m_sequence = new sequenceModel;
if(m_sequence==0)
{
qDebug() << "error while creating the Model";
return;
}
connect(m_sequence,SIGNAL(dataChanged (QModelIndex,QModelIndex)),this,SLOT(modelChanged(QModelIndex,QModelIndex)));
ui->listView->setModel(m_sequence);
ui->listView->setContextMenuPolicy(Qt::CustomContextMenu);
connect(ui->listView,SIGNAL(clicked(QModelIndex)),this,SLOT(listClicked(QModelIndex)));
connect(ui->listView,SIGNAL(doubleClicked(QModelIndex)),this,SLOT(listDoubleClicked(QModelIndex)));
connect(ui->actionNew,SIGNAL(triggered()),this,SLOT(fileNewSlot()));
connect(ui->actionOpen,SIGNAL(triggered()),this,SLOT(fileOpenSlot()));
connect(ui->actionClose,SIGNAL(triggered()),this,SLOT(fileCloseSlot()));
connect(ui->actionSave,SIGNAL(triggered()),this,SLOT(fileSaveSlot()));
connect(ui->actionSave_As,SIGNAL(triggered()),this,SLOT(fileSaveAsSlot()));
connect(ui->actionExit,SIGNAL(triggered()),this,SLOT(exitSlot()));
connect(ui->actionExport,SIGNAL(triggered()),this,SLOT(exportToMovie()));
connect(ui->actionOptions,SIGNAL(triggered()),this,SLOT(movieOptionsSlot()));
connect(ui->actionManage_Soundtrack,SIGNAL(triggered()),this,SLOT(manageSoundtracks()));
createListContextMenu();
connect(ui->listView,SIGNAL(customContextMenuRequested(QPoint)),this,SLOT(listContextMenuRequested(QPoint)));
connect(ui->actionPreview,SIGNAL(triggered()),this,SLOT(startSlideShowEngine()));
connect(ui->startButton,SIGNAL(released()),this,SLOT(startSlideShowEngine()));
// The Delegate
m_delegate = new delegate;
ui->listView->setItemDelegate(m_delegate);
ui->listView->setEditTriggers(QAbstractItemView::DoubleClicked);
// | QAbstractItemView::SelectedClicked);
ui->listView->setSelectionBehavior(QAbstractItemView::SelectItems);
// The View
m_scene=new QGraphicsScene;
ui->graphicsView->setScene(m_scene);
// set filters = all supported file formats. New plugins will automatically add new image formats
QList <QByteArray> supportedFilters;
QStringList filters;
QString extensionFilter;
QImageReader reader;
supportedFilters = reader.supportedImageFormats();
for (int i = 0; i < supportedFilters.size(); ++i) // fill supported file extensions
{
extensionFilter.append("*.");
extensionFilter.append(supportedFilters[i]);
filters.append(extensionFilter);
extensionFilter.clear();
}
m_FileSystemModel.setRootPath("");
m_FileSystemModel.setNameFilters(QStringList(filters));
ui->dirView->setModel(&m_FileSystemModel);
connect(ui->dirView,SIGNAL(clicked(QModelIndex)),this,SLOT(dirViewClickSlot(QModelIndex)));
connect(ui->dirView,SIGNAL(doubleClicked(QModelIndex)),this,SLOT(dirViewDoubleClickSlot(QModelIndex)));
ui->dirView->setColumnHidden(1,true);
ui->dirView->setColumnHidden(2,true);
ui->dirView->setColumnHidden(3,true);
ui->dirView->setHeaderHidden(true);
ui->dirView->setAnimated(false);
ui->dirView->setIndentation(20);
ui->dirView->setSortingEnabled(true);
ui->dirView->show();
}
