Mirror's Edge Catalyst: Utra Settings (Night)

Graphics Chipset - AMD Radeon R9 200 Series
Memory Size - 4096 MB
Memory Type - GDDR5
Core Clock - 1000 MHz
CPU Type - Intel(R) Core(TM) i7-4770K CPU @ 3.50GHz
I'm trying to find a way to record my gameplay without it skipping like it does in the video. It's not doing that in-game.