Grass Valley PVS Series System Guide v.4.0 Dec 10 200 - Manual (Page 147)

Using multiple video tracks for one channel
July 27, 2001 Profile XP System Guide 147
4. Select a video quality preset for the new track using the video quality list box. All
video quality settings are shown in the following table. See “Selecting video
quality for a channel” on page 118
for guidelines on selecting video quality presets.
.
Quality Preset Data rate in
Mbps Chrominance
Sampling
Method Group of Pictures (GOP)
Draft 4 4:2:0 IBBPBBPBBPBBPBBP (default)
Low 8
Medium (default) 15 4:2:2
High 24
Custom 1 to 4 4-50 in
increments of 4
(12 default) 4:2:2 (default)
or 4:2:0 Choose from I, IP, IBP, IBBP, IBPBP,
IBBPBBP, IBPBPBPBP,
IBBPBBPBBP, IBBPBBPBBPBBP,
and IBBPBBPBBPBBPBBP(default)