[FoxInSocks]

It was taken from the photographer’s camera, so it’s his property. There weren’t any video feeds from a camera at the foot of those steps.

[Mr_Moonlight]

It was taken from the photographer’s camera, so it’s his property.

That, and the photo was taken with a still camera (DSLR) with high quality lens.

No video frame capture could ever match the quality of a DSLR still, (except perhaps a high speed burst from that very same DSLR) ... and certainly you're not gonna get any sort of comparable quality from an iPhone video.