Polycom HDX 4500 - Page 19

16
14.Cut tests, scenes various with camera movements 21.00 - 22.00
15.Man teaching at whiteboard 22.10 - 23.23
(Insert 75% EBU bars at local site, measure at remote site)
Test 1 (H264): Colour bar test
(Insert 75% EBU bars at local site, measure at remote site)
Subjective Impairments H.323
384 kbit/s
768 kbit/s
2.0 Mbit/s
4.0 Mbit/s
BLK
1
1
1
1
BLR
1
1
1
1
CLR
1
1
1
1
Test 2 (H.264): Grey scale
(Insert grey scale at local site, measure at remote site)
Subjective Impairments H.323
384 kbit/s
768 kbit/s
2.0 Mbit/s
4.0 Mbit/s
BLK
1
1
1
1
BLR
1
1
1
1
CLR
1
1
1
1
Test 3 (H.264): Blue screen
(Insert blue screen at local site, measure at remote site)
Subjective Impairments H.323
384 kbit/s
768 kbit/s
2.0 Mbit/s
4.0 Mbit/s
BLK
1
1
1
1
CLR
1
1
1
1
Test 4 (H.264): Medium close up female (still)
Subjective Impairments H.323
384 kbit/s
768 kbit/s
2.0 Mbit/s
4.0 Mbit/s
BLK
2
1
1
1
BLR
2
2
1
1
CLR
1
1
1
1
Test 5 (H.264): Medium close up female (talking)
Subjective Impairments H.323
384 kbit/s
768 kbit/s
2.0 Mbit/s
4.0 Mbit/s
LS
2
1
1
1
BLK
3
2
1
1
BLR
3
2
1
1
CLR
1
1
1
1
JRK
2
1
1
1