Section A - Video Input And Processing; Mpeg-2 Encoder Specifications - Cisco D9040 User And Service Manual

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Section A - Video Input and Processing

MPEG-2 Encoder Specifications

General
Number of channels
Encoding engine
Frame types
Encoding control
PreSightPlus pre-analysis
PreSightPlus noise reduction
Systems
Modes
Video data bit rate
Video resolution
Chroma format
Aspect Ratio
Line start, 625 lines encoding
Line start, 525 lines encoding
H Resolutions
V Resolutions
1. If possible, set the decoder to the corresponding line start.
A-2
Item
Technical Specifications
Specification
1
According to MPEG-2, MP@ML
I, P, and B frames
Adaptive coding parameters and GOP
controlled by pre-analysis
Look-ahead for improved statistical
multiplexing and normal fixed rate
encoding.
Advanced adaptive "Motion-
compensated" temporal filter can be set to
Multiframe-3D, 2-Frame, or off, and
advanced adaptive spatial filter can be
switched on or off.
525/29.97 Hz and 625/25 Hz
Fixed rate, statmux or capped VBR
MP@ML: 0.5 to 15 Mbit/s.
The minimum bit rate depends on picture
resolution and GOP (observe the
recommendations for minimum rate).
8 bits per sample
4:2:0, 4:2:2
4:3, 16:9 for MPEG-2 or auto-detect on VII/
WSS
23
1)
22
352, 480, 528, 544, 640, 704 and 720
576 (for 625/25) and 480 (for 525/29.97)
4020024 Rev C

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