Brief about VP9

I. Company introduction

NamVision  is a startup specialized in providing video streaming products and services. The USP is the algorithm to improve video standards, reducing the bandwidth, making streams more reliable, save bandwidth cost and storage cost.

The algorithm replaces PSNR/SSIM metric. It simulates human visual system to estimate visibility of compression artifacts.

The company made 3 commercial products (live demo available):

  1. TV streaming for people living across border (access is slower than local connections);
  2. Surveillance camera with 4+ times saving in cost of HDD and bandwidth comparing to systems from Panasonics, HikVision, Dahua;
  3. UHD Telepresence with 5 mega pixel resolution with just 2mbps connection.

II. Products introduction

Product 1: Video conference

Brand: NamVision

Cầu truyền hình đa điểm NamVision

System diagram

NamVision video conference is the most efficient technology. When comparing NamVision with current technology worldwide in the same level of bandwidth, NamVision provide best quality of  image and audio with the lowest prices.


  • Solution: 480p to 4K
  • Video codecs H.264, H.265, VP9
  • Frame per second: 5fps to 30fps
  • Internet bandwidth: 128kbps to 4mbps
  • Frequency: 22050hz đến 48khz
  • Bandwidth for audio: 16kbps đến 256kbps

Outstanding features:

  • Thanks to our encoding algorthm, NamVision video conference provide sharp, smooth audio and visual tranmission.
  • Support multipoint locations for 01 conversation: limitless
  • Control system help users create only 01 audio stream. All users involving conversation consumes only 01 audio bandwidth, instead of consuming each audio bandwidth for each point of conversation.
  • NamVision video conference is recommended using on VP9 hardware for best quality and for lower consumption of bandwidth, storage.  However, users can use mobile phone or PC, or web browser to join conversation by using WebRTC to switch to NamVision.



Product 2: IP Surveillance camera

Online demo here: Click here

Brand: CAM9

Outstanding features:

  • IP camera with lower price compared with current competitors, even China cameras
  • When comparing CAM9  with current technology worldwide such as Cisco, Panasonic, HikVision, Dahua in the same level of bandwidth, CAM9 provide better quality of  image.
  • Lower consumption of bandwidth, storage
  • Having function of identify vehicle number plate, suitable for transportation surveillance.
  • Having central control system to manage a very large amount of cameras.
  • High security and access control function for users of the system
  • Can view directly on any web browser, and on mobile phone that no need any more plug in
  • Live vide streaming from cameras to control system or any mobile devices through fix internet or 3G/4G with only 1-2 seconds delay.
  • Many choices for storage: Orgininal video saving, compressed video saving, or sumary video saving with time lapse: 1 image/second – 1 image/minute.

Hệ thống camera giám sát qua Internet cố định có dâySurveillance camera CAM9 system through cable internet


Support all major devices: Window, iOS, Android

Control system


Vietnamese Police using CAM9 and NamVision video conference

Camera bắt chuyển động tốc độ cao, biển số hiện rõ ràng, có tính năng nhận dạng biển số tự động

Transportation Surveillance in Hanoi,Vietnam using CAM9, vehicle number plate identified