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CCTV Technology > Multi-stream Scalable Motion Adaptive Video Coder (SMAC-M)
 

Multi-stream videoSMAC-M is a revolutionary video compression technology developed by TeleEye specially for video surveillance and CCTV application.

SMAC-M is the first video coder in the market that uses a multi-stream coding technology to solve the conflicting requirements of simultaneous recording and remote surveillance.

 

Characteristics

  • Specially designed for TeleEye RX Series, CX Series & NX Series Video Recording Server & Network Cameras.
  • Separate data streams for recording & transmission
  • Output: 5 independent digital video streams at different bit rates, real-time video recording, LAN, broadband Internet, phone line & mobile channel
  • Simultaneous efficient remote video surveillance & DVD-quality recording



Superior Compression Performance than MPEG-4 Technology

  • For the same HDD, TeleEye RX & CX Series incorporated with SMAC-M can record 60% more than MPEG-4 at the same picture resolution, quality and frame rate.
  • For transmission, SMAC-M is 50% faster than MPEG-4 under ADSL environment.

(1) Recording Comparison :
  Recording Performance
Coder

Resolution:
720 x 576
Rate: 25fps

Resolution:
360 x 288
Rate: 100 fps
JPEG 170GB / day -
M-JPEG 100GB / day 140 GB / day
MPEG-4 40 GB / day 45 GB / day
SMAC-M 25 GB / day 25 GB / day
SMAC-M: Record 60% more than MPEG-4

(2) Transmission Comparison :
 
Transmission on LAN
Coder Resolution:
720 x 576
Rate: 25fps
Resolution:
360 x 288
Rate: 25 fps
JPEG 16Mbps 8Mbps
M-JPEG 10Mbps 6Mbps
MPEG-4 2Mbps 1.2Mbps
SMAC-M 1.3Mbps 0.8Mbps

 

 
Transmission on ADSL
Coder Resolution:
720 x 576
Rate: 640kbps
Resolution:
360 x 288
Rate: 640kbps
JPEG 1fps 2fps
M-JPEG 2fps 4fps
MPEG-4 8fps 16fps
SMAC-M 12fps 21fps
SMAC-M: 50% faster than MPEG-4 on ADSL

Unlike traditional DVR video coders such as MPEG-4 which compress the incoming analog video and output a single digital video stream, SMAC-M generates multiple video streams which allow multiple remote users to obtain reasonable surveillance performance for their respective channel requirements without affecting each other. SMAC-M provides truly "no compromise" on efficient video transmission and excellent DVD quality recording performance.

 

More:

SMAC-M Multi-stream video compression Technical Paper >>
TeleEye RX360 Video Recording Server >>
TeleEye RX320 Video Recording Server >>
TeleEye CX780 Video Recording Server >>
TeleEye NX Series Network Cameras & Video Server >>
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