[Intel-gfx] Crash in Gstreamer Vaapi Application for playing multiple videos

[Jyotsana]

Hi,

Could you please share the log of the crash.
Not sure what is the problem at my end. :-( Could you suggest something 
I can try?

Thanks,
Jyotsana.

Xiang, Haihao wrote:
> On Thu, 2011-02-24 at 17:28 +0800, Jyotsana wrote:
>   
>> Hi,
>>
>> Thats's great. But I am not sure why it doesn't play at my end.
>> Which platform are you running on?
>>     
> Sandybridge
>
>
>   
>> And for the segfault does the file run till the EOS and then crashes or 
>> somewhere in the middle?
>>     
> It crashes in the middle
>
>   
>> Thanks,
>> Jyotsana.
>>
>> Xiang, Haihao wrote:
>>     
>>>> One reason of the sample not receiving 'prepare-xwindow-id' message 
>>>> could be if the file is not present in the same path as the executable.
>>>> The 'Filename' variable should be changed accordingly if it is not.
>>>> Could you tell me the format of your file and the type of video codec 
>>>> present in the file?
>>>> The application supports only mov/mp4(h264 : video codec) or 
>>>> mpegts(mpeg2 : video codec).
>>>>     
>>>>         
>>> Oh, my fault. After moving all files to the same directory, I got four
>>> windows, however I can't reproduce your issue.
>>>
>>> 1.  All videos are rendered fine at the beginning. See the attached
>>> screenshot.
>>>
>>> 2.  I also got a segment fault after a while, but this issue isn't same
>>> as yours according to your backtrace.  An invalid surface id is passed
>>> to the backed driver via vaPutSurface in my case. I have fixed this
>>> segment issue however I am not sure why an invalid id is passed to the
>>> driver. Maybe it is a plugin problem.
>>>  
>>>  
>>>
>>>   
>>>       
>>>> Thanks,
>>>> Jyotsana.
>>>>
>>>> Xiang, Haihao wrote:
>>>>     
>>>>         
>>>>> Hi, 
>>>>>
>>>>>   I tried to reproduce the issue with your sample code but failed. 
>>>>> No window is created even with single video file. With gdb's help, I
>>>>> found the sample doesn't receive 'prepare-xwindow-id' message. 
>>>>>
>>>>> After building the sample code ( I modified the variable 'Filename'), I
>>>>> directly run MultiVideo
>>>>> $> ./MultiVideo
>>>>>
>>>>> Did I miss something?
>>>>>
>>>>> Thanks
>>>>> Haihao
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>   
>>>>>       
>>>>>           
>>>>>> Hi,
>>>>>>
>>>>>> I am trying to play multiple videos simultaneously using 
>>>>>> GStreamer(vaapidecode and vaapisink plugins) and libVA-1.0.7.
>>>>>> In the sample application I am creating multiple windows using 
>>>>>> "XCreateWindow" and passing the generated window ID to vaapisink.
>>>>>> There are two problems I am facing:
>>>>>>
>>>>>> 1. The first video is getting rendered but the other videos are not 
>>>>>> getting rendered.
>>>>>>
>>>>>> 2. The application crashes randomly.
>>>>>> None of the gstreamer calls return a failure and the state is getting 
>>>>>> changed to play successfully. Tried the application with different 
>>>>>> container formats.
>>>>>> Also from the command line using "gst-launch" I am able to playback 
>>>>>> multiple videos simultaneously.
>>>>>>
>>>>>> The backtrace of the gdb log is attached "CrashLog.txt". The log 
>>>>>> suggests the crash is in "i965_PutSurface".
>>>>>>
>>>>>> I am using the following packages as mentioned on Intel Linux graphics 
>>>>>> site "http://intellinuxgraphics.org/2010Q4.html":
>>>>>>
>>>>>> 2D driver: xf86-video-intel 2.14.0 release 
>>>>>> <http://xorg.freedesktop.org/archive/individual/driver/xf86-video-intel-2.14.0.tar.bz2> 
>>>>>>
>>>>>> 3D driver: mesa 7.10 <ftp://freedesktop.org/pub/mesa/7.10/>
>>>>>> Libdrm: libdrm-2.4.23 release 
>>>>>> <http://dri.freedesktop.org/libdrm/libdrm-2.4.23.tar.bz2>
>>>>>> Kernel: 2.6.37 release 
>>>>>> <http://www.kernel.org/pub/linux/kernel/v2.6/linux-2.6.37.tar.bz2>
>>>>>> Cairo: cairo-1.10.2 release <http://cairographics.org/news/cairo-1.10.2/>
>>>>>> Libva: libva-1.0.7 release 
>>>>>> <http://cgit.freedesktop.org/libva/snapshot/libva-1.0.7.tar.bz2>
>>>>>> xserver: 1.9.3
>>>>>>
>>>>>> Apart from this I have installed the following gstreamer packages:
>>>>>> gstreamer-0.10.31
>>>>>> gst-plugins-base-0.10.29
>>>>>> gst-plugins-good-0.10.22
>>>>>> gst-plugins-bad-0.10.19
>>>>>> gst-plugins-ugly-0.10.15
>>>>>> gst-ffmpeg-0.10.10.
>>>>>>
>>>>>> For reference attaching the sample application "MultiVideo.c".
>>>>>>
>>>>>> I am not sure if it is application problem or plugin or driver 
>>>>>> limitation or X? As the same application runs with "ximagesink"and 
>>>>>> decoder like ffmpeg.
>>>>>> What could be the problem?
>>>>>>
>>>>>> PS : OS : Fedora Core 13. Platform: Sandy Bridge.Kernel : 2.6.37.
>>>>>>
>>>>>> Regards,
>>>>>> Jyotsana.
>>>>>>
>>>>>>     
>>>>>>         
>>>>>>             
>>>>>   
>>>>>       
>>>>>           
>>>   
>>>
>>> ------------------------------------------------------------------------
>>>
>>>       
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