[Kdenlive-devel] dead lock in kdenlive with latest git

[Ed Rogalsky]

Oh sorry,

the dead lock I got from my jack setup. Now it works  but I get a crash if
I play in the clip-monitor and I switch to the project monitor.

Program received signal SIGSEGV, Segmentation fault.
0x00007ffff4931339 in mlt_properties_dec_ref (self=0xf0bf4ad45255d245) at
mlt_properties.c:386
386 mlt_properties.c: Datei oder Verzeichnis nicht gefunden.
bt
#0  0x00007ffff4931339 in mlt_properties_dec_ref (self=0xf0bf4ad45255d245)
at mlt_properties.c:386
#1  0x00007ffff492c6da in mlt_frame_close (self=0xf0bf4ad45255d245) at
mlt_frame.c:914
#2  0x00007ffff4940d3e in mlt_consumer_purge (self=0x280b0d0) at
mlt_consumer.c:1230
#3  0x00007fffd7f63173 in consumer_purge (parent=0x1cbc5a0) at
consumer_sdl_preview.c:283
#4  0x00007ffff4940d21 in mlt_consumer_purge (self=0x1cbc5a0) at
mlt_consumer.c:1227
#5  0x00007ffff4710c6f in Mlt::Consumer::purge() () from
/home/eddrog/Downloads/kdenlive/kdenlive/./lib/libmlt++.so.3
#6  0x000000000071da0d in Render::seek (this=0x1a08310, time=350) at
/opt/buildAgent/work/bbab7a538eb594f3/src/kdenlive/src/renderer.cpp:429
#7  0x00000000005beac0 in CustomTrackView::seekCursorPos (this=0x316cb70,
pos=350) at
/opt/buildAgent/work/bbab7a538eb594f3/src/kdenlive/src/customtrackview.cpp:3610
#8  0x00000000005a5adb in CustomTrackView::mousePressEvent (this=0x316cb70,
event=0x7fffffffca20) at
/opt/buildAgent/work/bbab7a538eb594f3/src/kdenlive/src/customtrackview.cpp:1011
#9  0x00007ffff56fda70 in QWidget::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQtGui.so.4
#10 0x00007ffff5ab0316 in QFrame::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQtGui.so.4
#11 0x00007ffff5cc80db in QGraphicsView::viewportEvent(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQtGui.so.4
#12 0x00007ffff4cc97a6 in
QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#13 0x00007ffff56b08bc in QApplicationPrivate::notify_helper(QObject*,
QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#14 0x00007ffff56b3a33 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQtGui.so.4
#15 0x00007ffff79beaf6 in KApplication::notify(QObject*, QEvent*) () from
/usr/lib/libkdeui.so.5
#16 0x00007ffff4cc963e in QCoreApplication::notifyInternal(QObject*,
QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#17 0x00007ffff56b6933 in QApplicationPrivate::sendMouseEvent(QWidget*,
QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) ()
from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#18 0x00007ffff572bec4 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#19 0x00007ffff572aef1 in QApplication::x11ProcessEvent(_XEvent*) () from
/usr/lib/x86_64-linux-gnu/libQtGui.so.4
#20 0x00007ffff57560b2 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#21 0x00007fffefd55f05 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007fffefd56248 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007fffefd56304 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007ffff4cf8036 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#25 0x00007ffff57561ae in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#26 0x00007ffff4cc838f in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#27 0x00007ffff4cc8618 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#28 0x00007ffff4ccdcf6 in QCoreApplication::exec() () from
/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#29 0x00000000004f3caa in main (argc=2, argv=0x7fffffffdc28) at
/opt/buildAgent/work/bbab7a538eb594f3/src/kdenlive/src/main.cpp:89


regards
eddrog




2013/4/27 Ed Rogalsky <ed.rogalsky at gmail.com>

> Hi Dan,
>
> I have trouble with the latest commit in mlt. Seeking is only possible one
> time and if
> playback is started kdenlive hangs forever.
>
> I tried it also with the latest build from teamcity.
>
> I think there is a dead lock or something like that in the new
> mlt_consumer_purge logic.
>
> Do we have to change some settings in the app for the consumer ??? Or do
> we have an
> unwanted side effect?
>
>
> regards
>
> eddrog
>
>
>
>
>
>
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