This video shows an unedited test video from a Samsung Gear 360 mounted on top of a cycling helmet. The quality of the source video is fairly good (for a 4k 360 degree camera) but unfortunately the YouTube compression is very bad.
360 degree cameras:
– Samsung Gear 360: http://goo.gl/bPdtjY
– Ricoh Theta S: http://goo.gl/Qgnjkg