From: Graceful Degradation in 3GPP MBMS Mobile TV Services Using H.264/AVC Temporal Scalability
Quality
lost video
lost NRF
lost audio
maximum
0.02 &
0.02
medium
0.70 &
minimum
0.10 &
1.00 &
0.1
unacceptable
0.10 ∣ ∣
1.00 ∣ ∣