Video does not play

[senchaexpert]

i have tried as the explained in the repo. But did not work.
I placed the file lief.mp4 in platforms/android/res/raw folder.

i have initialized video as
window.plugins.html5Video.initialize({"videotagref":"lief.mp4"});

and i found below url in the src attribute.
file:///data/data/com.example.hello/files/html5video_lief

when i call window.plugins.html5Video.play("videotagref"); vide shows timeline but does not show video.

Cordova : 6.5.0
Android : 4.2.1

Tested in Debug mode with cordova android emulate.

Any Help is highly appreciated.