Record activity for XO-1.5

Aleksey Lim alsroot at member.fsf.org
Thu Apr 29 14:30:39 EDT 2010


On Thu, Apr 29, 2010 at 02:41:58PM -0300, Daniel Drake wrote:
> On 29 April 2010 14:16, Aleksey Lim <alsroot at member.fsf.org> wrote:
> > I'm testing it on XO-1 and got several issues
> 
> Which OS version?

802

> > 1) Record tries to test plughw alsa device, but gst just crashes
> >   I removed this test and Record started well. Not sure if it is right
> >   to have such check at all i.e. override user preferences
> 
> What do you mean by crashes? Throws an exception?

just coredump with bt

#0  0xb63808b0 in ?? () from /lib/libasound.so.2
#1  0xb6366fcc in ?? () from /lib/libasound.so.2
#2  0xb6381636 in ?? () from /lib/libasound.so.2
#3  0xb6365436 in snd_pcm_hw_refine () from /lib/libasound.so.2
#4  0xb6362411 in snd_pcm_hw_params_any () from /lib/libasound.so.2
#5  0xb6161c12 in gst_element_class_get_pad_template_list () from
/usr/lib/gstreamer-0.10/libgstalsa.so
#6  0xb6160c43 in gst_element_class_get_pad_template_list () from
/usr/lib/gstreamer-0.10/libgstalsa.so
#7  0xb6a61d8f in ?? () from /usr/lib/libgstbase-0.10.so.0
#8  0xb69e7ab7 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#9  0xb69ed6e8 in gst_pad_link () from /usr/lib/libgstreamer-0.10.so.0
#10 0xb6a0d4ab in ?? () from /usr/lib/libgstreamer-0.10.so.0
#11 0xb6a0e909 in gst_element_link_pads () from
/usr/lib/libgstreamer-0.10.so.0
#12 0xb6a0f58a in gst_element_link_pads_filtered () from
/usr/lib/libgstreamer-0.10.so.0
#13 0xb6a0f6bb in gst_element_link_filtered () from
/usr/lib/libgstreamer-0.10.so.0
#14 0xb6ac3f45 in ?? () from
/usr/lib/python2.5/site-packages/gst-0.10/gst/_gst.so
#15 0xb7dea549 in PyCFunction_Call () from /usr/lib/libpython2.5.so.1.0

looks like gst bug.

What was the reason to use plughw in any case, is it pulse? Not sure if
it is correct to add such workarounds on application level.

> > 2) Record never stops in video recording mode
> >   nothing useful in log (attached)
> 
> Unfortunately I don't have an XO-1 to reproduce or diagnose.
> 
> Daniel
> 

-- 
Aleksey



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