==2250== Syscall param writev(vector[...]) points to uninitialised byte(s)
==2250== at 0x569D53D: do_writev (writev.c:46)
==2250== by 0x569D60A: writev (writev.c:65)
==2250== by 0x8994302: (within /usr/lib/libxcb.so.1.0.0)
==2250== by 0x899486A: (within /usr/lib/libxcb.so.1.0.0)
==2250== by 0x899499C: (within /usr/lib/libxcb.so.1.0.0)
==2250== by 0x8995E96: xcb_wait_for_reply (in /usr/lib/libxcb.so.1.0.0)
==2250== by 0x89A070A: xcb_get_input_focus_reply (in /usr/lib/libxcb.so.1.0.0)
==2250== by 0x899600A: xcb_request_check (in /usr/lib/libxcb.so.1.0.0)
==2250== by 0xA230737: create_ximage (video_out_xcbxv.c:294)
==2250== by 0xA2310E4: xv_update_frame_format (video_out_xcbxv.c:378)
==2250== by 0x887D41B: vo_get_frame (video_out.c:415)
==2250== by 0xF1D5977: mpeg2_decode_data (decode.c:525)
==2250== Address 0x7A7C959 is 4,353 bytes inside a block of size 8,552 alloc'd
==2250== at 0x4021AA4: calloc (vg_replace_malloc.c:279)
==2250== by 0x8994510: xcb_connect_to_fd (in /usr/lib/libxcb.so.1.0.0)
==2250== by 0x8996BC8: xcb_connect (in /usr/lib/libxcb.so.1.0.0)
==2250== by 0x7FFD193: Phonon::Xine::VideoWidgetXT::VideoWidgetXT(Phonon::Xine::VideoWidget*) (videowidget.cpp:100)
==2250== by 0x7FFD34F: Phonon::Xine::VideoWidget::VideoWidget(QWidget*) (videowidget.cpp:136)
==2250== by 0x7FEED2F: Phonon::Xine::Backend::createObject(Phonon::BackendInterface::Class, QObject*, QList<QVariant> const&) (backend.cpp:126)
==2250== by 0x49D9480: Phonon::Factory::createVideoWidget(QObject*) (factory.cpp:299)
==2250== by 0x49DD7A0: Phonon::VideoWidgetPrivate::createBackendObject() (videowidget.cpp:85)
==2250== by 0x49DDE7F: Phonon::VideoWidget::VideoWidget(QWidget*) (videowidget.cpp:40)
==2250== by 0x8056FCC: VideoWidgetItem::VideoWidgetItem(QPoint const&, QGraphicsView*) (videowidgetitem.h:40)
==2250== by 0x8055758: MainWindow::addVideoWidget() (main.cpp:218)
==2250== by 0x8055AE9: MainWindow::qt_metacall(QMetaObject::Call, int, void**) (main.moc:73)