[Bug 750865] gst-libav crash

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=750865

--- Comment #32 from Nicola <lists at svrinformatica.it> ---
(In reply to Sebastian Dröge (slomo) from comment #31)
> So what happens here is that for some reason parser or whatever is not
> updating the caps when the size changes, plus libav detects the size change
> and requests renegotiation in get_buffer() while some old sized buffers are
> still pending for a while.
> 
> The renegotiation in get_buffer() is a bit troubling, it will always be
> wrong (chances are slim that we only get buffers with the new size as
> decoded output) but we have to do it to allocate proper sized buffers.

yes the reviewed patch should handle this, however we need to decide how to
handle the size mismatch between picture and context that can trigger a
renegotiation for each buffer (for example the case 1080 vs 1088 that is not a
real size change)

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