Dual screen with video : image is frozen when switching workspace

[GoogleCodeExporter]

#What steps will reproduce the problem?

1. Use a dual screen
2. Enter the command `xrandr --output LVDS1 --primary --auto --output VGA1 
--left-of LVDS1 --auto`
3. On the second screen, open vlc with a video (and start it)
4. On the primary screen, switch of workspace 

#What is the expected output? What do you see instead?

The video on VLC is frozen but the video is still running.

#What version of the product are you using? On what operating system?

xmonad 0.11 with Archlinux

#Are you using an xmonad.hs?  Please attach it and the output of "xmonad
--recompile".

Output is correct.

Please provide any additional information below.

Original issue reported on code.google.com by fran...@gmail.com on 22 Jan 2015 at 2:08

[GoogleCodeExporter]

I forgot to mention that this problem occurs when we use the fullscreen mode of 
VLC.

Original comment by fran...@gmail.com on 22 Jan 2015 at 2:36

[GoogleCodeExporter]

I'm having the same problem when e.g. watching videos from twitch.tv on 
secondary screen. The whole browser freezes, not just the video, until I 
re-switch workspace on the secondary screen.

Original comment by shooshpa...@gmail.com on 2 May 2015 at 9:03