[Kdenlive-devel] effects stability

[Mikko Rapeli]

On Thu, Jul 30, 2009 at 01:20:33AM +0300, Mikko Rapeli wrote:
> On Sat, Jul 25, 2009 at 01:06:51PM +0200, jb wrote:
> > Might be fixed by commit 3765, please test.
> 
> Added gamma and technicolor effects and touched sliders.
> Backtrace seems odd, so maybe it's just my bad. I'll try recompiling
> ffmpeg, mlt and kdenlive just in case.

Here's backtrace from all threads if it helps. Kdenlive is svn 3775, 
ffmpeg and mlt are from the 29th.

(gdb) thread apply all bt

Thread 300 (Thread 0xabaddb90 (LWP 14649)):
#0  0xb7fe1424 in __kernel_vsyscall ()
#1  0xb65a3272 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
    at
../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_timedwait.S:179
#2  0xb66a77b4 in __pthread_cond_timedwait (cond=0x8ce0bd8,
mutex=0x8ce0bc0,
    abstime=0xabadd118) at forward.c:152
#3  0xb7fb5b09 in mlt_consumer_get_frame (this=0x8ce0b28) at
mlt_consumer.c:498
#4  0xb7fb5d60 in mlt_consumer_rt_frame (this=0x8ce0b28) at
mlt_consumer.c:896
#5  0xb366aad2 in consumer_thread (arg=0x8ce0b28) at
consumer_sdl_still.c:536
#6  0xb659f495 in start_thread (arg=0xabaddb90) at pthread_create.c:300
#7  0xb6698a1e in clone () at
../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 285 (Thread 0x9aa85b90 (LWP 14631)):
#0  0xb7fe1424 in __kernel_vsyscall ()
#1  0xb6690fa1 in select () from /lib/i686/cmov/libc.so.6
#2  0xb738ac20 in QProcessManager::run (this=0x82f76d8)
    at io/qprocess_unix.cpp:296
#3  0xb72bb522 in QThreadPrivate::start (arg=0x82f76d8)
    at thread/qthread_unix.cpp:188
#4  0xb659f495 in start_thread (arg=0x9aa85b90) at pthread_create.c:300
#5  0xb6698a1e in clone () at
../sysdeps/unix/sysv/linux/i386/clone.S:130
---Type <return> to continue, or q <return> to quit---

Thread 284 (Thread 0xae419b90 (LWP 14630)):
#0  0xb7fe1424 in __kernel_vsyscall ()
#1  0xb65a2f45 in pthread_cond_wait@@GLIBC_2.3.2 ()
    at
../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:122
#2  0xb66a775d in __pthread_cond_wait (cond=0x8e5feb4, mutex=0x8e5fee4)
    at forward.c:139
#3  0xb366a22c in consumer_thread (arg=0x8e5fda0) at
consumer_sdl_preview.c:381
#4  0xb659f495 in start_thread (arg=0xae419b90) at pthread_create.c:300
#5  0xb6698a1e in clone () at
../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb5c1f710 (LWP 14212)):
#0  ~QObjectPrivate (this=0x1ff96b70, __in_chrg=<value optimized out>)
    at kernel/qobject.cpp:128
#1  0xb73c30c9 in ~QObject (this=0x1ff44c38, __in_chrg=<value optimized
out>)
    at kernel/qobject.cpp:857
#2  0xb73c7960 in ~QSingleShotTimer (this=0x1ff44c38,
    __in_chrg=<value optimized out>) at kernel/qtimer.cpp:289
#3  0xb73bb505 in qDeleteInEventHandler (o=0x1ff96b70)
    at kernel/qobject.cpp:3814
#4  0xb73c7914 in QSingleShotTimer::timerEvent (this=0x1ff44c38)
    at kernel/qtimer.cpp:303
---Type <return> to continue, or q <return> to quit---
#5  0xb73bcb6f in QObject::event (this=0x1ff44c38, e=0xbfffed3c)
    at kernel/qobject.cpp:1074
#6  0xb69987d4 in QApplicationPrivate::notify_helper (this=0x82f4310,
    receiver=0x1ff44c38, e=0xbfffed3c) at kernel/qapplication.cpp:4056
#7  0xb69a093e in QApplication::notify (this=0xbfffefd4,
receiver=0x1ff44c38,
    e=0xbfffed3c) at kernel/qapplication.cpp:3603
#8  0xb7d6a5ed in KApplication::notify (this=0xbfffefd4,
receiver=0x1ff44c38,
    event=0xbfffed3c) at ../../kdeui/kernel/kapplication.cpp:307
#9  0xb73ac96b in QCoreApplication::notifyInternal (this=0xbfffefd4,
    receiver=0x1ff44c38, event=0xbfffed3c) at
kernel/qcoreapplication.cpp:610
#10 0xb73db301 in QCoreApplication::sendEvent (this=0x82f7534)
    at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#11 QTimerInfoList::activateTimers (this=0x82f7534)
    at kernel/qeventdispatcher_unix.cpp:572
#12 0xb73d78a0 in timerSourceDispatch (source=0x82f7500)
    at kernel/qeventdispatcher_glib.cpp:165
#13 0xb60d9368 in g_main_context_dispatch () from
/usr/lib/libglib-2.0.so.0
#14 0xb60dc8c3 in ?? () from /usr/lib/libglib-2.0.so.0
#15 0xb60dca48 in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#16 0xb73d77f8 in QEventDispatcherGlib::processEvents (this=0x82e21f0,
    flags=...) at kernel/qeventdispatcher_glib.cpp:327
#17 0xb6a37f85 in QGuiEventDispatcherGlib::processEvents
(this=0x82e21f0,
    flags=...) at kernel/qguieventdispatcher_glib.cpp:202
---Type <return> to continue, or q <return> to quit---
#18 0xb73aafba in QEventLoop::processEvents (this=0xbfffef60, flags=...)
    at kernel/qeventloop.cpp:149
#19 0xb73ab402 in QEventLoop::exec (this=0xbfffef60, flags=...)
    at kernel/qeventloop.cpp:201
#20 0xb73ad859 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:888
#21 0xb6998657 in QApplication::exec () at kernel/qapplication.cpp:3525
#22 0x0807df9d in main (argc=2, argv=0xbffff1a4)
    at /home/mcfrisk/src/kdenlive-svn/src/main.cpp:90