Bug#491441: error: option glx-shm does not exist

[Christophe Mutricy]

retitle 491441 Crash in OpenGL vout: racecondition
thanks

Hello

> [00000324] main video output debug: waiting for thread completion
> X Error of failed request:  BadMatch (invalid parameter attributes)
>   Major opcode of failed request:  144 (GLX)
>   Minor opcode of failed request:  31 (X_GLXCreateWindow)
>   Serial number of failed request:  51
>   Current serial number in output stream:  52
> Locking assertion failure.  Backtrace:
> #0 /usr/lib/libxcb-xlib.so.0 [0x7fbb871fc97c]

The message about glx-shm even if flagged as error is not important.

The real problem is a racecondition between he vout thread and the
interface thread.

So you can:

- try a lot of time, ou might get lucky
- try the xvideo vout instead
- try with a non-embedded video (--no-wx-embed)

-- 
Xtophe