
Video Menu
The following diagram illustrates the structure and flow of the
Video Menu
on the Adtec
EN-30 device:
Control
Function
Options
API Command
Input
Video Input designates the type of
video signal being received, either
SDI or Composite. If the input is
SDI, the encoder will automatically
detect the resolution and frame
rate of the incoming video source.
SDI
COMPOSITE
*.ECMD# INP
SDI Mode
This allows automatic or fixed rate
detection of SDI video signal.
AUTO
SD
HD1.4G
SD480i
SD576i
HD 1.4G 720p
HD 1.4G 720p50
HD 1.4G 720p59
HD 1.4G 1080i
HD 1.4G 1080i50
HD 1.4G 1080i59
HD 1.4G Any 50
HD 1.4G Any 59
Any 50
Any 59
*.ECMD# SVM
Chroma
Chroma Type is the color
information signal used to
determine chrominance for the
encoded video.
Note: 422 is only available for
MPEG2 SD encoding
420
422
*. ECMD# CHT
Video Rate
Elementary stream video rate. In
standard definition encoding mode.
(input is composite video, or SDI
auto-detected at standard
definition)
MPEG2 (MP2): 1 - 15 Mb/s
H.264 (MP4): 500 kb/s - 10 Mb/s
In high definition encoding mode.
(SDI input only and auto-detected
as 720p or 1080i)
MPEG2 (MP2): 7 - 60 Mb/s
MPEG2:
1 - 60 Mb/s
H.264:
0.5 - 30 Mb/s
*.ECMD# VRT