avsync: disable VIDEO_STOP event [1/1]

PD#SWPL-30884

Problem:
DRM will call video_vf_unreg_provider() and it will affect current AV
sync by sending VIDEO_STOP to tsync

Solution:
Add a control to disable the VIDEO_STOP event

Verify:
U212 + RDK + France24 App

Change-Id: I89b32a9eb65c39f915b676998e16de17e83256ef
Signed-off-by: Song Zhao <song.zhao@amlogic.com>
3 files changed