0 QRegion::isEmpty() const /opt/QtSDK/Desktop/Qt/4.8.1/gcc/lib/libQtGui.so.4 0 0x7ffff4d3cc25
1 ?? /opt/QtSDK/Desktop/Qt/4.8.1/gcc/lib/libQtGui.so.4 0 0x7ffff4dc8420
2 QWidget::update(QRect const&) /opt/QtSDK/Desktop/Qt/4.8.1/gcc/lib/libQtGui.so.4 0 0x7ffff4bd6f82
3 QWidget::update qwidget.h 1000 0x459809
4 WndMain::SlaveCallback WndMain.cpp 3375 0x4497be
5 DirectFeedback::OnVideoPreviewFrame DirectOperator.cpp 25 0x7fffe29c7750
6 CameraAgent::OnReceivePreviewVideo CameraAgent.cpp 159 0x7fffe294f124
7 VideoConsumer::Receive CameraAgent.h 70 0x7fffe294f71f
8 Multiplexer:eliver Multiplexer.cpp 506 0x7fffe29ae456
9 Deliverer:perator() Multiplexer.cpp 673 0x7fffe29af793
10 GrThread::GrThread<Deliverer>(Deliverer&, void*)::A::Run() grthread.hpp 294 0x7fffe29b7d16
11 GrThread::GrThread<Deliverer>(Deliverer&, void*)::A:roc(void*) grthread.hpp 298 0x7fffe29b5a7d
12 start_thread /lib64/libpthread.so.0 0 0x7ffff3f66f05
13 clone /lib64/libc.so.6 0 0x7ffff353253d