The most common and most likely answer to this crossword clue is the 8 letter word VIDEOING
I've seen this crossword clue in The Daily Telegraph
V
I
D
E
O
I
N
G
Buddy explains!

The straight part
We know that "Recording" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case recording = videoing.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does VIDEOING mean?
VIDEOING verb- To record using a video camera, to videotape
- To record a television program