Bug#769057: xbmc: using VDPAU, segfault when going full screen while playing certain videos

[Gedalya]

On 11/14/2014 05:27 PM, Bálint Réczey wrote:
> Hi Gedalya,
>
> 2014-11-11 2:57 GMT+01:00 Gedalya <gedalya at gedalya.net>:
>> Package: xbmc-bin
>> Version: 2:13.2+dfsg1-4
>>
>>
>> Dear Maintainer,
>>
>>     * What led up to the situation?
>> XBMC is in a window, playing certain videos: xvid, or decoded bluray copied
>> to hard drive. VDPAU hardware decoding is enabled.
>>     * What exactly did you do (or not do) that was effective (or
>>       ineffective)?
>> going full screen by pressing the \ key
>>     * What was the outcome of this action?
>> segfault. See attached crash logs.
>>     * What outcome did you expect instead?
>> no segfault
> I see no segfault in the attached logs.
> Could you please attach a log file with a crashdump?
I'd love to, some specific and detailed instructions could help..

>> In other types of video files, what I observe is a black screen instead of
>> continued video playback, lasting a few seconds, then XBMC kind of
>> fast-forwards through the last few seconds of missed video until it catches
>> up.
>  From the logs it seems something is slow in VDPAU:
> ...
> 20:52:15 T:140235430156032  NOTICE: CVDPAU::Check waiting for display
> reset event
> 20:52:18 T:140236907264064   ERROR: CheckDisplayEvents - no display
> event after 3 seconds
> 20:52:18 T:140236907264064   DEBUG: CheckDisplayEvents - notify
> display reset event
> ...
>
> Can you observe similar issues with mpv & VDPAU with the same files?
Nah, took trouble to confirm this is very xbmc-specific, worked fine in 
previous versions of the debian package, and still works on the same 
machine with mpv & vdpau.
It also causes problems with my other OLAND card but that's pulled out 
atm due to other crashes..


> Cheers,
> Balint