buildConsumer(profile);
connect(this, SIGNAL(unblockPreview()), this, SLOT(slotPreparePreview()));
m_droppedFramesTimer.setSingleShot(false);
buildConsumer(profile);
connect(this, SIGNAL(unblockPreview()), this, SLOT(slotPreparePreview()));
m_droppedFramesTimer.setSingleShot(false);