void MainWindow::advancedSearch()
{
SearchDialog searchDialog( window() );
searchDialog.setWindowIcon( windowIcon() );
searchDialog.setWindowModality( Qt::ApplicationModal );
if( searchDialog.exec() == QDialog::Accepted ){
QString query = YOUTUBE_URL + "&q=" + searchDialog.getQuery() + "&key=" + API_KEY;
try {
m_networkManager->getRequest( QUrl{ query } );
displayVideoInfo( m_networkManager->result );
} catch( BaseError & err ){
handleAllErrors( err.what() );
return;
}
}
}
void MainWindow::basicSearch()
{
bool ok = false;
QString query = QInputDialog::getText( this->window(), tr("Basic Search"),
tr( "Enter video title" ),
QLineEdit::Normal, QString{}, &ok );
query = tr( QUrl::toPercentEncoding( query ) );
if( ok && query.size() != 0 ){
QString new_query = YOUTUBE_URL + "&q=" + query +
tr( "&maxResults=%1&key=%2" )
.arg( MAX_RESULT )
.arg( API_KEY );
try {
m_networkManager->getRequest( QUrl( new_query ) );
displayVideoInfo( m_networkManager->result );
} catch ( BaseError & err ) {
handleAllErrors( err.what() );
return;
}
}
}
bool VideoPreview::extractImages() {
VideoInfo i = getInfo(mplayer_bin, prop.input_video);
int length = i.length;
if (length == 0) {
if (error_message.isEmpty()) error_message = tr("The length of the video is 0");
return false;
}
// Create a temporary directory
QDir d(QDir::tempPath());
if (!d.exists(output_dir)) {
if (!d.mkpath(output_dir)) {
qDebug("VideoPreview::extractImages: error: can't create '%s'", full_output_dir.toUtf8().constData());
error_message = tr("The temporary directory (%1) can't be created").arg(full_output_dir);
return false;
}
}
displayVideoInfo(i);
// Let's begin
run.thumbnail_width = 0;
int num_pictures = prop.n_cols * prop.n_rows;
length -= prop.initial_step;
int s_step = length / num_pictures;
int current_time = prop.initial_step;
canceled = false;
progress->setLabelText(tr("Creating thumbnails..."));
progress->setRange(0, num_pictures-1);
progress->show();
double aspect_ratio = i.aspect;
if (prop.aspect_ratio != 0) aspect_ratio = prop.aspect_ratio;
for (int n = 0; n < num_pictures; n++) {
qDebug("VideoPreview::extractImages: getting frame %d of %d...", n+1, num_pictures);
progress->setValue(n);
qApp->processEvents();
if (canceled) return false;
if (!runPlayer(current_time, aspect_ratio)) return false;
QString frame_picture = full_output_dir + "/" + framePicture();
if (!QFile::exists(frame_picture)) {
error_message = tr("The file %1 doesn't exist").arg(frame_picture);
return false;
}
#if RENAME_PICTURES
QString extension = (extractFormat()==PNG) ? "png" : "jpg";
QString output_file = output_dir + QString("/picture_%1.%2").arg(current_time, 8, 10, QLatin1Char('0')).arg(extension);
d.rename(output_dir + "/" + framePicture(), output_file);
#else
QString output_file = output_dir + "/" + framePicture();
#endif
if (!addPicture(QDir::tempPath() +"/"+ output_file, n, current_time)) {
return false;
}
current_time += s_step;
}
return true;
}
