[Bug 786173] vaapi h264 decoder corrupted frame when there is resolution change

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=786173

--- Comment #12 from Hyunjun Ko <zzoon at igalia.com> ---
(In reply to Matteo Valdina from comment #8)
> Hi @Hyunjun,
> I did what you asked and it is not crashing on the 1.12.2, but I'm a little
> confused.
> 
> From my understanding, the udpsrc buffer-size is the size for the socket. I
> assume that it is translated to "setsockop(SO_RCV_BUFSIZE. buffer-size
> value)" or something similar.
> 
> Is this value used also for another purpose?
> This value should only affect the buffer size if is too small will lead to a
> packet loss.
> vaapih264dec is crashing due to an incomplete slice, like when there is a
> packet loss?
> 
> I plan to use this decoder for receiving a stream from a network so a packet
> loss could happen for multiple reasons.

Crash should be fixed as Victor said. You can report if this kind of issue
haapens. We're also trying to deal with streaming cases.

eg. #bug 777506

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