Running dynamic pipeline of compositor gets segmentation fault

Shishir Pokharel akaccr at gmail.com
Sat May 11 06:26:44 UTC 2019


How are you removing your sink pads ?  I am not an expert here but I think you are not removing your sink pads for compositor correctly. Could you share your pipeline on how you are removing your sink pads? 

/Shishir

> On May 11, 2019, at 01:48, longkas <longkas at gmail.com> wrote:
> 
> Hello,
> 
> My pipeline is dynamically adding and removing sink pads for a video
> compositor during the pipeline is running, the program crashed after running
> for hours, gdb info listed here. I want to know if compositor element allows
> to change sink pads at any time, and if not what's the right way to do it,
> thank you
> 
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0  0x00007f4b485894af in gst_compositor_pad_prepare_frame
> (pad=0x7f4ae46977d0, vagg=0x7f4ae4223c20, buffer=0x7f4ad013e240,
> prepared_frame=0x7f4ae4697328) at compositor.c:359
> 359       l = g_list_find (GST_ELEMENT (vagg)->sinkpads, pad)->next;
> [Current thread is 1 (Thread 0x7f4aceffd700 (LWP 64126))]
> 
> BR
> 
> 
> 
> --
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