POV-Ray : Newsgroups : povray.beta-test : Segmentation fault with animation of large image : Re: Segmentation fault with animation of large image Server Time
21 Jun 2024 02:10:52 EDT (-0400)
  Re: Segmentation fault with animation of large image  
From: Jim Holsenback
Date: 29 Jan 2012 20:22:00
Message: <4f25f0b8$1@news.povray.org>
On 01/29/2012 03:53 PM, Thorsten Froehlich wrote:
> On 29.01.12 12:11, Le_Forgeron wrote:
>> Le 28/01/2012 22:09, Thorsten Froehlich nous fit lire :
>>> On 28.01.12 19:54, Le_Forgeron wrote:
>>>>> I have not run an animation this large in Windows, so I don't know if
>>>>> it's a
>>>>>> problem there.
>>>> Well, if someone can try that on Windows (animation, picture size
>>>> bigger
>>>> in any dimensions, including both, than the available display)
>>>>
>>>
>>> Why would a crash in Unix-specific code have any impact on
>>> Windows-specific code?
>>
>> Not directly, but a similar error might have been copied&pasted... or
>> served as a common design (by same authors or like, so it was an error
>> on unix, it might also on others.. I just do not know their ways of
>> handling the scaling (if any) of large pictures)
>
> Well, xcb_io.c is a system library and not POV-specific, so it cannot be
> a POV-Raz bug. Googling suggests the assertion failure is actually a
> race condition in some ATI binary-only graphics drivers...
>
> Thorsten

Last month I abandoned my upgrade to opensuse12.1 (same as original 
poster) because of a problem I was seeing with the ATI drivers. I didn't 
get to do a postmortem on the upgrade to figure out what happened, I 
just went back to 11.2 instead ... When I saw the initial post I 
couldn't remember why xcb_io.c looked awful familiar. Thanks for the 
nudge ;-)


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