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Polycom 3725-74600-004 Manual De Usuario

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RealPresence Collaboration Server Virtual Edition Administrator’s Guide 
4-14
Polycom, Inc.
•
HD720p30 resolution is supported at bit rates greater than 600 kbps. The following table 
summarizes the resolutions supported at the various bit rates.
* 
Dependant on the PC’s capability
•
System Resource usage is the same as for the H.264 protocol. Table 4-4 summarizes 
System Resource usage for each of the supported resolutions.
Table 4-3  
RTV - Resolution by Bit Rate
Resolution
Bitrate
QCIF
Bitrate <180kbps
CIF30
180kbps < Bitrate < 250kbps
VGA (SD30)
   250kbps < Bitrate < 600kbps 
*
HD720p30
600kbps < Bitrate 
*
Table 4-4  
RTV - Resources by Resolution
Resolution
HD Video Resources Used
QCIF / CIF30
0.333
VGA (SD30) / W4CIF
0.5
HD720p30
1