static void updateSymlinks()
{
QDir lists( listDir );
QStringList knownPackages = lists.entryList( "*.list" ); // No tr
struct mntent *me;
FILE *mntfp = setmntent( "/etc/mtab", "r" );
if ( mntfp ) {
while ( (me = getmntent( mntfp )) != 0 ) {
QString root = me->mnt_dir;
if ( root == "/" )
continue;
QString info = root + "/usr/lib/ipkg/info";
QDir infoDir( info );
// odebug << "looking at " << info.ascii() << "" << oendl;
if ( infoDir.isReadable() ) {
const QFileInfoList *packages = infoDir.entryInfoList( "*.list" ); // No tr
QFileInfoListIterator it( *packages );
QFileInfo *fi;
while (( fi = *it )) {
++it;
if ( knownPackages.contains( fi->fileName() ) ) {
// odebug << "found " << fi->fileName() << " and we've seen it before" << oendl;
knownPackages.remove( fi->fileName() );
} else {
//it's a new one
createSymlinks( root, fi->baseName() );
}
}
}
}
endmntent( mntfp );
}
for ( QStringList::Iterator it = knownPackages.begin();
it != knownPackages.end(); ++it ) {
// strip ".info" off the end.
removeSymlinks( (*it).left((*it).length()-5) );
}
}
status_t
AutoConfig::LoadProviderInfo(const BString &provider, provider_info* info)
{
BPath path;
status_t status = find_directory(B_USER_SETTINGS_DIRECTORY, &path);
if (status != B_OK)
return status;
path.Append(INFO_DIR);
BDirectory infoDir(path.Path());
BFile infoFile(&infoDir, provider.String(), B_READ_ONLY);
if (infoFile.InitCheck() != B_OK)
return B_ENTRY_NOT_FOUND;
info->provider = provider;
if (ReadProviderInfo(&infoFile, info) == true)
return B_OK;
return B_ERROR;
}
void TimeLapseGenMain::on_actionGenerate_Timelapse_triggered()
{
imageFileInfo info;
QByteArray data;
QString outputFilePath;
QString destName;
bool needEnhancement;
QPixmap map;
FILE *fp;
int rc;
enum VideoQuality quality;
enum VideoResolution resolution;
int framesPerSec ;
QString *outPutFileName;
if(selectedFileNames.length() == 0 )
{
QMessageBox msg;
msg.setText("No Images loaded, load images first");
msg.setWindowTitle("Rendering Error !");
msg.setIcon(QMessageBox::Critical);
msg.addButton(QMessageBox::Ok);
msg.exec();
return;
}
preferencesDialog = new Preferences(this);
if (preferencesDialog->exec() == QDialog::Accepted)
{
quality = preferencesDialog->getQuality();
resolution = preferencesDialog->getResolution();
framesPerSec = preferencesDialog->getFramesPerSec();
outPutFileName = preferencesDialog->getOutFileName();
outPutFileName->replace(" ", "\\ ");
}
else
return;
if ( avconvPresent == false && quality == HighQualityMp4 )
{
QMessageBox::critical(this, "Can not render", "Rendering high quality MP4 required avconv utility, please try again with a different quality setting", QMessageBox::Ok);
return;
}
/* First create a sub directory to store the images to render */
QFileInfo infoDir(selectedFileNames[0]);
if (!infoDir.dir().exists("resized"))
infoDir.dir().mkdir("resized");
/* Setup Progress Bar */
QProgressDialog progress("Resizing Images ....", QString(), 0, selectedFileNames.count(), this);
progress.setWindowModality(Qt::WindowModal);
progress.show();
outputFilePath = infoDir.path();
if ( brightness == 0 && contrast == 0 && saturation == 0 && eType == None)
needEnhancement = false;
else
needEnhancement = true;
/* Now for each image do the following
* 1. if brightness or contrast or saturation are specified enhance image accordingly.
* 2. If not, directly scale the image to specified size
* 3. Save the enhanced/resized image to destination folder i.e resized
* 4. Update the progress bar, Since we are enhancing and resizing in the same loop,
* change the lable of progress bar to enhancing after 50%
*/
for(int i=0; i< ImageFileInfoList.size(); i++){
info = ImageFileInfoList.at(i);
if (!needEnhancement) {
map.load(*info.getFilePath());
//map.scaled(1920,1080, Qt::IgnoreAspectRatio, Qt::SmoothTransformation).save(destName,"JPEG", 95);
}
else {
if ( eType != None)
{
switch(eType) {
case vividImage:
data = imageEditor->enhanceImageWithoutScaling(info.getFilePath(), 110, 200, 2000);
break;
case grayScale:
data = imageEditor->enhanceImageWithoutScaling(info.getFilePath(), 100, 0, 100);
break;
case autoEnhance:
data = imageEditor->enhanceImageWithoutScaling(info.getFilePath(), 110, 100, 1400);
break;
}
}
else {
data = imageEditor->enhanceImageWithoutScaling(info.getFilePath(),(brightness+100), (saturation+100), contrast );
}
map.loadFromData(data, "XPM");
}
destName.append(outputFilePath.toAscii());
destName.append("/resized/");
destName.append(info.getFileName());
if ( resolution == v720p )
map.scaled(1280,720, Qt::IgnoreAspectRatio, Qt::SmoothTransformation).save(destName,"JPEG", 95);
else if (resolution == v1080p )
map.scaled(1920,1080, Qt::IgnoreAspectRatio, Qt::SmoothTransformation).save(destName,"JPEG", 95);
else if (resolution == v1440p)
map.scaled(2560,1440, Qt::IgnoreAspectRatio, Qt::SmoothTransformation).save(destName,"JPEG", 95);
progress.setValue(i);
if ( progress.value() == (progress.maximum()/2) )
{
if( needEnhancement )
progress.setLabelText("Enhacing Images....");
}
destName.clear();
}
/* Now start rendering timelapse Video */
/* first list all the files and direct it to a file */
QString cmd;
cmd.append("cd ");
cmd.append(outputFilePath.replace(" ", "\\ "));
cmd.append("/resized; ls -1rt | grep -v files > files.txt");
qDebug() << "LS Path : " << cmd.toAscii();
fp = popen(cmd.toAscii().constData(), "r");
rc = pclose(fp);
if (rc != 0 ){
QMessageBox msg;
msg.setWindowTitle("No Idea !");
msg.setText("Someting went wrong while rendering timelapse... !");
msg.setIcon(QMessageBox::Critical);
msg.addButton(QMessageBox::Ok);
msg.exec();
return;
}
/* Execute mencoder */
cmd.clear();
cmd.append("cd ");
cmd.append(outputFilePath);
cmd.append("/resized; ");
cmd.append(mencoderCommandPath->toAscii());
cmd.append(" -idx -nosound -noskip -ovc lavc -lavcopts ");
if(quality == HighQualityMp4 ) {
cmd.append(tr("vcodec=ljpeg -mf fps=%1 'mf://@files.txt' ").arg(framesPerSec));
}
else if ( quality == HighQualityAvi) {
cmd.append(tr(" vcodec=msmpeg4:vbitrate=10000 -mf type=jpeg -mf fps=%1 'mf://@files.txt' ").arg(framesPerSec));
}
else if ( quality == LowQualityMp4) {
cmd.append(tr("vcodec=mpeg4 -mf fps=%1 'mf://@files.txt' ").arg(framesPerSec));
}
if ( quality == HighQualityMp4 ) {
cmd.append(" -o temp.avi; ");
cmd.append("avconv -i temp.avi -c:v libx264 -preset slow -crf " );
cmd.append(tr("%1 ").arg(framesPerSec));
cmd.append(*outPutFileName);
}
else
cmd.append(tr(" -o %1").arg(*outPutFileName));
qDebug() << "CMD : " << cmd.toAscii() << endl;
/* Now execute mencoder command */
renderVideo(cmd);
}
