One uploader gave these details for his capture of the Pretenders' set at Glastonbury:

Source: Recorded from the iPlayer Feeds on 23.5E. Chroma 4:2:2 format.

Video: H.264 / 1920x1080 / 14.4 Mb/s / 25 Fps
Audio: MPEG-2 / 384 kb/s / 48.0 kHz / Stereo

I suspect an at least size 18 anorak is required to decipher that lot!!!