[Kdenlive-devel] 0.8 crashes when adding DV and Panasonic HD (h.264 AVCHD) clips.

[Dan Dennedy]

On Thu, Jun 9, 2011 at 7:24 PM, Doran L. "Fozz" Barton
<fozz at iodynamics.com> wrote:
> Hey all.
>
> I just built 0.8 for Fedora 15 (along with mlt 0.7.2). It works pretty well,
> but I have noticed a couple things that cause it to crash regularly. One is
> importing DV files and the other is importing these .MTS files that my Panasonic
> HD camcorder produces.
>
> I've never done any kdenlive development, but I'm willing to help chase this
> down if someone can do a little hand-holding.
>
> Here is the stack trace generated when I read in a .MTS file. Can someone tell
> me what it means? :)
>
> Application: Kdenlive (kdenlive), signal: Segmentation fault
> [Current thread is 1 (Thread 0x7f50df810840 (LWP 3351))]
[...]
> Thread 1 (Thread 0x7f50df810840 (LWP 3351)):
> [KCrash Handler]
> #6  0x00007f50d07ae8db in ?? () from /usr/lib64/mlt/libmltxine.so
> #7  0x00007f50d07af29b in filter_plane () from /usr/lib64/mlt/libmltxine.so

Since it occurs here, I believe you are affected by this bug due to
some sse2 assembler and the gcc 4.6 that comes with F15 (and Debian
unstable):

http://groups.google.com/group/linux.debian.bugs.dist/browse_thread/thread/0bf5fdb3b807c595

In short, that version of MLT needs to be built with --disable-sse2.

-- 
+-DRD-+