void run()
{
QString setting = Settings.playlistThumbnails();
if (setting == "hidden")
return;
QImage image = DB.getThumbnail(cacheKey(m_in));
if (image.isNull()) {
image = makeThumbnail(m_in);
m_producer.set(kThumbnailInProperty, new QImage(image), 0, (mlt_destructor) deleteQImage, NULL);
DB.putThumbnail(cacheKey(m_in), image);
} else {
m_producer.set(kThumbnailInProperty, new QImage(image), 0, (mlt_destructor) deleteQImage, NULL);
}
m_model->showThumbnail(m_row);
if (setting == "tall" || setting == "wide") {
image = DB.getThumbnail(cacheKey(m_out));
if (image.isNull()) {
image = makeThumbnail(m_out);
m_producer.set(kThumbnailOutProperty, new QImage(image), 0, (mlt_destructor) deleteQImage, NULL);
DB.putThumbnail(cacheKey(m_out), image);
} else {
m_producer.set(kThumbnailOutProperty, new QImage(image), 0, (mlt_destructor) deleteQImage, NULL);
}
m_model->showThumbnail(m_row);
}
}
void QtResourceViewPrivate::createResources(const QString &path)
{
const bool matchAll = m_filterPattern.isEmpty();
QDir dir(path);
QStringList fileNames = m_pathToContents.value(path);
QStringListIterator it(fileNames);
while (it.hasNext()) {
QString fileName = it.next();
const bool showProperty = matchAll || fileName.contains(m_filterPattern, Qt::CaseInsensitive);
if (showProperty) {
QString filePath = dir.absoluteFilePath(fileName);
QFileInfo fi(filePath);
if (fi.isFile()) {
QListWidgetItem *item = new QListWidgetItem(fi.fileName(), m_listWidget);
const QPixmap pix = QPixmap(filePath);
if (pix.isNull()) {
item->setToolTip(filePath);
} else {
item->setIcon(QIcon(makeThumbnail(pix)));
const QSize size = pix.size();
item->setToolTip(QtResourceView::tr("Size: %1 x %2\n%3").arg(size.width()).arg(size.height()).arg(filePath));
}
item->setFlags(item->flags() | Qt::ItemIsDragEnabled);
item->setData(Qt::UserRole, filePath);
m_itemToResource[item] = filePath;
m_resourceToItem[filePath] = item;
}
}
}
}
QImage ThumbnailProvider::requestImage(const QString &id, QSize *size, const QSize &requestedSize)
{
QImage result;
// id is mlt_service/resource#frameNumber
int index = id.lastIndexOf('#');
if (index != -1) {
QString service = id.section('/', 0, 0);
QString resource = id.section('/', 1);
int frameNumber = id.mid(index + 1).toInt();
if (service == "avformat-novalidate")
service = "avformat";
else if (service.startsWith("xml"))
service = "xml-nogl";
resource = resource.left(resource.lastIndexOf('#'));
Mlt::Producer producer(MLT.profile(), service.toUtf8().constData(), resource.toUtf8().constData());
if (producer.is_valid()) {
QString key = cacheKey(producer, frameNumber);
result = DB.getThumbnail(key);
if (result.isNull()) {
result = makeThumbnail(producer, frameNumber, requestedSize);
DB.putThumbnail(key, result);
}
if (size)
*size = result.size();
}
}
return result;
}
HistoryDataPoint::HistoryDataPoint(long long date,
std::map<int, boost::shared_ptr<Genome>> randomGenomeForEachSpecies,
LandscapeParameters landscapeParameters,
std::map<int, std::vector<std::pair<float, float> > > organismLocationsForEachSpecies) :
m_date(date), m_landscapeParameters(landscapeParameters),
m_organismLocationsForEachSpecies(organismLocationsForEachSpecies)
{
//Make an organism for each genome.
for (std::map<int, boost::shared_ptr<Genome>>::iterator i = randomGenomeForEachSpecies.begin();
i != randomGenomeForEachSpecies.end(); ++i)
{
int speciesNumber = i->first;
m_randomOrganismForEachSpecies[speciesNumber] = new Organism(i->second);
}
makeThumbnail();
}
/**
* Mux a h264 file to mp4, remove h264 and create a thumbnail
*
* @param input the full path of the h264 file
* @param outputCTime the ctime of the input file
*/
void muxAndCreateThumbnail(char* input, int ctime) {
char videoOutput[256];
snprintf(videoOutput, 256, "%s/%d.mp4", config.VideoSaveDirectory, ctime);
syslog(LOG_INFO, "Muxing: %s -> %s.", input, videoOutput);
//Muxing h264 to mp4
{
pid_t muxPid = mux(config.ffmpegPath, config.RaspividFramerate, input, videoOutput);
if (muxPid < 0) {
syslog(LOG_ERR, "Failed to create muxer thread.");
} else {
waitpid(muxPid, NULL, 0); //Waiting
syslog(LOG_INFO, "Video %s saved.", videoOutput);
}
}
//Removing h264
{
int status = remove(input);
if (status == 0) {
syslog(LOG_INFO, "Temporary raw file %s removed.", input);
} else {
syslog(LOG_ERR, "Failed to remove %s: %d.", input, status);
}
}
//Making a thumbnail for this video
{
pid_t thumbnailPid = makeThumbnail(config.ffmpegPath, config.ThumbnailWidth, config.ThumbnailFormat, videoOutput, config.ThumbnailSaveDirectory);
if (thumbnailPid < 0) {
syslog(LOG_ERR, "Failed to create thumbnail thread.");
} else {
waitpid(thumbnailPid, NULL, 0); //Waiting
syslog(LOG_INFO, "Thumbnail saved.");
}
}
}
