[gst-devel] Debugging a blocked GStreamer pipeline

[Nicolas Bertrand]

Hi,
Maybe you can use the GST_DEBUG env variable.
 cf :
http://www.gstreamer.net/data/doc/gstreamer/head/gstreamer/html/gst-running.html
http://www.gstreamer.net/data/doc/gstreamer/head/manual/html/section-checklist-debug.html

Nico


Todd Fischer a écrit :
> Hi,
>
> We are seeing a behavior where we run a GStreamer application (doing
> audio / video decoding), that runs continuously for several days, then
> suddenly locks up in the middle of an A/V stream.  Our best guess is
> there is a defect in the ALSA output driver.  We believe this because
> if we exit the application and try aplay, it doesn't work.
>
> I am wondering if there is a debug GStreamer logger element in
> existence or if one is even possible or helpful.  Such a logger
> element could be put anywhere in the pipeline. The logger would have
> circular buffers to keep track of all potentially interesting recent
> history, such as pad activity, bus activity, and any other relevant
> information. The circular buffer entries would all be timestamped.
> When some event occurs (a file exists, a message/signal is received,
> etc), the element would dump the history, and continue capturing new data.
>
> This idea is after the pipeline locks up, you could cause the history
> logger to dump it data, and then get an idea of what is suppose to be
> happening that isn't not occurring.
>
> Does such a logging element exist?  If not, does it make any sense to
> develop?
>
> Todd
>
>
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