Advanced Use
TANDBERG Director Videoconferencing System
56
Advanced call quality
TF
- TANDBERG F
IRST
Audio
A
UTO
The setting of
‘Audio: Auto/High/Normal’
in ‘Call Quality’ will be used.
G.722.1
Compressed high quality audio (7 kHz).
G.722
High quality audio (7 kHz).
G.728
Compressed normal quality audio (telephone quality, 3.1 kHz).
G.711
Normal quality audio (telephone quality, 3.1 kHz).
O
FF
No audio is transmitted.
Video
A
UTO
Optimized video quality depending on available bandwidth.
H.263
Bandwidth efficient video compression and decompression.
H.261
Normal video compression and decompression.
O
FF
No video is transmitted.
Resolution
A
UTO
The setting of ‘
Video: Auto/Motion/Sharpness
’ in ‘Call Quality’ will be used,
see tip above.
4CIF
Digital Clarity
TF
(704 x 576 pixels), only
for H.263.
iCIF
Natural Video
TF
(352 x 576 pixels for PAL,
352x480 pixels for NTSC), only for
H.263.
CIF
High resolution video (352 x 288 pixels).
QCIF
Low resolution video (176 x 144 pixels).
H.331
O
FF
Standard two-way communication with quality negotiation between both sides.
O
N
Used when broadcasting a video conference from one site to many others, e.g.
via satellite, where there is no possibility to negotiate quality between the
receivers and the originator due to one-way communication.
Status Format
Provides call quality feedback on the status line.
A
UTO
Video off/on; Audio off/normal/high
A
DVANCED
Shows video/audio standards (Example: Video: H.261 CIF, Audio: G.722).
N O T E
T
HE
SELECTIONS
MADE
IN
THIS
MENU
WILL
OVERRIDE
THE
SELECTIONS
MADE
IN
THE
‘C
ALL
Q
UALITY
’
MENU
. I
F
‘A
UTO
’
IS
SELECTED
,
THE
SETTINGS
IN
‘C
ALL
Q
UALITY
’
WILL
BE
USED
.
T I P
R
ESOLUTION
, A
UTO
FUNCTIONALITY
(
IF
SUPPORTED
BY
FAR
END
):
W
HEN
‘
V
IDEO
: M
OTION
’ :
L
OW
BANDWIDTHS
: CIF, SIF
H
IGH
BANDWIDTHS
:
I
CIF,
I
SIF
W
HEN
‘
V
IDEO
: S
HARPNESS
’ :
CIF, 4SIF, VGA, SVGA, XGA**
