Summary

Recommendation ITU-T J.249 provides guidelines on the selection of appropriate objective perceptual video quality measurement methods when a reduced reference signal is available. The following are example applications that can use this Recommendation:

1)�������� Interlaced video television streams over cable networks including those transmitted over the Internet using Internet Protocol.

2)�������� Some forms of Internet Protocol Television (IPTV) video payloads.

3)�������� Video quality monitoring at the receiver when side-channels are available.

4)�������� Video quality monitoring at measurement nodes located between the point of transmission and the point of reception.