Originally Posted by ishan.cool8
Thnx for your info but I found the problem....
Actually I was using gemini task killer which when used in Xperia devices using 4.3 or up kills video library drivers... but it frees up almost 500 mb of ram.... now I don't use it and the problem has gone
I had the same problem.. but in my case i was disabled swiqisettingsservice and that was causing the video lag.. check if your task killer kill this task
Device: Sony Xperia SP "HuaShan"
ROM: Paranoid-Nexus #9
Kernel: Stock .205
Android Version: 4.4.4