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Functional
Description
The AL37204 controller is
Averlogic’s 4-ch control solutions for multiplexer, DVR
and Video Server CCTV applications. Both controllers
provide an additional input channel for playback and
three separate output paths providing 8 bit ITU-R BT.656
and/ or 24 bit RGB format data for maximum flexibility
meeting digital video recording and LCD TV/ monitor
display requirements. |
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| Applications
- Digital Video Surveillance System (DVR)
- Analog Video Surveillance System (Multiplexer)
- Multi-channel Video Server or Network DVR
- Vehicle Tracking/ Security System
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Features
- Triplex operation support real-time
monitoring, recording, and playback independently
- Programmable size/location, panning
flipping, mirroring and tilting for every channel
- Internal scaling function (1/2,
1/3, 1/4, 2/3, 3/4)
- Support PIP /POP, and anti-rolling
channel switching
- Individual channel freeze operation
- Support linear Zooming function
for monitoring and playback modes (with independent
vertical and horizontal linear interpolation)
- Embedded internal OSD; BMP Image
overlay and flexible font display
- Direct connection to video decoder/
encoder, TV monitor, VCR, MPEG/M-JPEG CODEC
IC
- Priority (weighting) recording
of special event channels (internal or external
alarms)
- Support individual channel motion
detection in hardware and software; programmable
motion area/ velocity/ sensitivity
- Programmable brightness, contrast
and saturation
- VBI insertion and extraction
...etc.
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