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RADVision Scopia XT1000, Test Results

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RADVision Scopia XT1000 Test Results Download Page 33

 

 

30 

Test 14c (H.264): 

Video with several vision cuts 

 

Subjective 
Impairments 
H.323 

768 kbit/s 

2 Mbit/s 

4 Mbit/s 

 
 
 

 
 
 

BLK 

2 

2 

2 

 

 

BLR 

2 

2 

2 

 

 

CLR 

1 

1 

1 

 

 

OP 

1 

1 

1 

 

 

SCR 

2 

2 

1 

 

 

JRK 

2 

2 

2 

 

 

 

 
Test 15a (H261): 

Man teaching with flip chart 

 

Subjective 
Impairments 
H.323 

768 kbit/s 

2 Mbit/s 

 

 
 
 

 
 
 

LS 

1 

1 

 

 

 

BLK 

2 

1 

 

 

 

BLR 

2 

2 

 

 

 

CLR 

2 

2 

 

 

 

JRK 

1 

1 

 

 

 

 
 
Test 15b (H263): 

Man teaching with flip chart 

 

Subjective 
Impairments 
H.323 

768 kbit/s 

2 Mbit/s 

4 Mbit/s 

 
 
 

 
 
 

LS 

3 

3 

3 

 

 

BLK 

2 

1 

1 

 

 

BLR 

2 

1 

1 

 

 

CLR 

2 

1 

1 

 

 

JRK 

2 

2 

2 

 

 

 
 
Test 15c (H.264): 

Man teaching with flip chart 

 

Subjective 
Impairments 
H.323 

768 kbit/s 

2 Mbit/s 

4 Mbit/s 

 
 
 

 
 
 

LS 

1 

1 

1 

 

 

BLK 

1 

1 

1 

 

 

BLR 

2 

2 

1 

 

 

CLR 

1 

1 

1 

 

 

JRK 

1 

1 

1 

 

 

 

 

 
 
 

Summary of Contents for Scopia XT1000

Page 1: ...RESULTS FOR RADVISION SCOPIA XT 1000 Manufacturer Radvision Model SCOPIA XT1000 Software Version 2 00 0018 Optional Features and 9 Site Multisite Modifications Date of Test 24th 28th January 2011 Hig...

Page 2: ...ii CODEC Front View CODEC Rear View Remote Control Desk Microphone...

Page 3: ...ROCEDURE 2 C HARDWARE DESCRIPTION 2 D SYSTEM OPERATION 8 E VIDEO TESTS SUMMARY 13 F AUDIO TESTS SUMMARY 13 G DATA TESTS 13 H CONNECTIVITY 13 Appendix 1 Detailed Physical Information 16 Appendix 2 Deta...

Page 4: ...9 Site MCU Feature Summary A high definition videoconferencing system which supports several resolutions up to 1080p 1920 x 1080 pixels at 30 fps With the option of 720p 1280 x 720 pixels at 60 fps A...

Page 5: ...ddress IP Gateway Subnet mask and Gatekeeper address were all entered through these menus Approximate set up time 20 minutes Documentation quality The supplied installation card and web sourced Admini...

Page 6: ...dependent on the call connection bandwidth Connection Bandwidth Resolution 128 Kbit s w224p 400 x 224 384 Kbit s w448p 768 x 448 768 Kbit s 720p 1 Mbit s 720p 2 Mbit s 1080p 4 Mbit s 1080p In additio...

Page 7: ...d side by side POP The Layout button modifies the selection to far end full screen far end full screen and near end PIP near and far end side by side POP During H 239 conferences in single display mod...

Page 8: ...tor 2 PIP button options 1 Full screen presentation image 2 Full screen presentation image and near end PIP 3 Near end and presentation image side by side POP In order to see all three images simultan...

Page 9: ...A 800 x 600 56 60 72 75fps SVGA Using the Digital PC signals 1920 x 1200 60fps WUXGA 1920 x 1080 25 30 50 60fps 1600 x 1200 60fps UXGA 1440 x 900 60fps WSXGA 1280 x 1024 60 75fps SXGA 1280 x 720 25 30...

Page 10: ...19 giving 20Hz 20KHz analogue audio with low latency delay The 3 way microphone pod uses beam forming technology to improve pickup from the presenters while minimising background noise In larger insta...

Page 11: ...ive colour coded buttons There are dedicated buttons for Call Hang Up Microphone Mute Video Mute Near Far Camera Control Camera Preset Zoom Display Layout PIP Volume and Input Select Selecting Microph...

Page 12: ...olled via a password protected web browser from a network connected PC Diagnostic and call statistics are usefully available from this web interface but unfortunately web snapshots of transmitted and...

Page 13: ...DVI input source At the remote site the two images may either be viewed on two separate monitors or using picture outside picture POP displayed on a single large screen The SCOPIA XT1000 remote contr...

Page 14: ...ist 3 Press the OK button 4 The additional site will then be connected to the conference Individual connections or all connections may be disconnected using the graphic interface The eight remote site...

Page 15: ...he other the continuous presence image as described above When presentation material is transmitted or received one monitor displays the presentation material full screen and the other monitor the con...

Page 16: ...n operation The quality of echo cancellation and doubletalk from the system was excellent Lecture Theatre Room Audio levels adequate Yes no Not tested Yes Audio quality acceptable Yes no Not tested Ye...

Page 17: ...The received audio level was measured as peaking to 4dBm The SCOPIA XT1000 connected successfully to the JVCSS Codian MCU negotiating H 264 Video 720p resolution and AACLD audio received from the CODI...

Page 18: ...15 Or use the local contacts directory available from the user interface Phone Book or the Recent Calls lists...

Page 19: ...ital RCA Phono HDMI input Digital HDMI Echo cancellation is available on the SPDIF input Audio Outputs Level Connector Main output Digital HDMI Digital SPDIF output Digital RCA Phono Data 1 1 off GLAN...

Page 20: ...outline images OP Scene cut response i e time to build up the new image SCR Scale of impairments Imperceptible 1 Perceptible 2 Slightly annoying 3 Annoying 4 Very annoying 5 Test DVD Signals recorded...

Page 21: ...2 Mbit s 4 Mbit s BLK 1 1 1 BLR 1 1 1 CLR 1 1 1 Test 1c H264 Colour bar test Subjective Impairments H 323 768 kbit s 2 Mbit s 4 Mbit s BLK 1 1 1 BLR 1 1 1 CLR 1 1 1 Test 2a H261 Grey scale Subjective...

Page 22: ...23 768 kbit s 768 kbit s BLK 2 2 CLR 1 1 Test 3b H263 Blue screen Subjective Impairments H 323 768 kbit s 768 kbit s 4 Mbit s BLK 1 1 1 CLR 1 1 1 Test 3c H 264 Blue screen Subjective Impairments H 323...

Page 23: ...ll Subjective Impairments H 323 768 kbit s 2 Mbit s 4 Mbit s BLK 1 1 1 BLR 2 1 1 CLR 1 1 1 Test 5a H261 Medium close up female talking Subjective Impairments H 323 768 kbit s 2 Mbit s LS 1 1 BLK 1 1 B...

Page 24: ...lose up head nodding Subjective Impairments H 323 768 kbit s 2 Mbit s BLK 2 1 BLR 2 2 CLR 1 1 JRK 1 1 Test 6b H263 Close up head nodding Subjective Impairments H 323 768 kbit s 2 Mbit s 4 Mbit s BLK 2...

Page 25: ...ubjective Impairments H 323 768 kbit s 2 Mbit s 4 Mbit s BLK 3 1 1 BLR 3 2 2 CLR 1 1 1 JRK 2 2 2 Test 7c H 264 Close up head shaking side to side Subjective Impairments H 323 768 kbit s 2 Mbit s 4 Mbi...

Page 26: ...ubjective Impairments H 323 768 kbit s 2 Mbit s 4 Mbit s BLK 2 1 1 BLR 2 1 1 CLR 1 1 1 JRK 1 1 1 Test 9a H261 Three shot quick zoom in to medium close up centre person Subjective Impairments H 323 768...

Page 27: ...Test 10a H261 Turntable speed 1 Subjective Impairments H 323 768 kbit s 2 Mbit s BLK 1 1 BLR 1 1 CLR 1 1 JRK 2 2 Test 10b H263 Turntable speed 1 Subjective Impairments H 323 768 kbit s 2 Mbit s 4 Mbit...

Page 28: ...2 Subjective Impairments H 323 768 kbit s 2 Mbit s 4 Mbit s BLK 1 1 1 BLR 1 1 1 CLR 1 1 1 JRK 3 3 3 Test 10f H 264 Turntable speed 2 Subjective Impairments H 323 768 kbit s 2 Mbit s 4 Mbit s BLK 1 1...

Page 29: ...able speed 3 Subjective Impairments H 323 768 kbit s 2 Mbit s 4 Mbit s BLK 1 1 1 BLR 2 2 2 CLR 1 1 1 JRK 2 2 2 Test 10j H261 Turntable speed 4 Subjective Impairments H 323 768 kbit s 2 Mbit s BLK 2 2...

Page 30: ...ll sequence Subjective Impairments H 323 768 kbit s 2 Mbit s BLK 3 2 BLR 3 3 CLR 2 2 JRK 1 1 Test 11b H263 Football sequence Subjective Impairments H 323 768 kbit s 2 Mbit s 4 Mbit s BLK 4 2 1 BLR 4 2...

Page 31: ...68 kbit s 2 Mbit s 4 Mbit s BLK 3 2 2 BLR 4 2 2 CLR 2 1 1 JRK 4 3 3 Test 12c H 264 Zoom in and zoom out of A to Z map Subjective Impairments H 323 768 kbit s 2 Mbit s 4 Mbit s BLK 3 2 1 BLR 2 2 2 CLR...

Page 32: ...viewing distance approx 5x screen diagonal Legibility H 323 768 kbit s 2 Mbit s 4 Mbit s 20 pt 3 5 Yes Yes Yes 16 pt 3 Yes Yes Yes 14 pt 2 5 Yes Yes Yes 12 pt 2 3 Yes Yes Yes Test 14a H261 Video with...

Page 33: ...lip chart Subjective Impairments H 323 768 kbit s 2 Mbit s LS 1 1 BLK 2 1 BLR 2 2 CLR 2 2 JRK 1 1 Test 15b H263 Man teaching with flip chart Subjective Impairments H 323 768 kbit s 2 Mbit s 4 Mbit s L...

Page 34: ...31 Test 16 Playback from a domestic VHS videotape player is picture stable As the SCOPIA XT1000 does not include any analogue video inputs this test was not possible...

Page 35: ...o tests Test 4 Echo Cancellation Setup The echo canceller is fully automatic in operation The quality of echo cancellation and doubletalk from the system was excellent Lecture Theatre Room Audio level...

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