tree 97fdb052bfe921a75c0976a18143d4ca11cbdb10
parent 16561a261de6429f52ef121e4e0af6caedd5fda0
author Song Bing <bing.song@nxp.com> 1535664371 -0700
committer Lyon Wang <lyon.wang@nxp.com> 1545794615 +0800

v4l2videodec: Add lock for queue and stream off

Add lock for queue and stream off, or v4l2 core will complain it.
Remove sink event task stop as flush() will do the same.

https://bugzilla.gnome.org/show_bug.cgi?id=752962

UpStream Status: Pending

Signed-off-by: Song Bing<bing.song@nxp.com>