Mellifluous Viewport Bitrate Adaptation for 360° Videos Streaming over HTTP/2

Virtual reality provides an immersive experiencefor users. There has recently been much research on adaptivemethods of playing 360° video over HTTP/2 to exciteusers. This paper analyzes users’ behaviors and perceptionswhen watching 360° online videos. We also provide somemeasurements and evaluation of the main features of 360°video streaming. Experiments show that our method improvesbitrate by up to 45.8% and buffer size counter-up to 25.0%compared to referenced methods.