Foveated Video Demo

Sanghoon Lee & Alan C. Bovik

Foveation-based Error Resilience
Transmission rate 64 Kbits/sec, QCIF carphone image (176x144)
Target frame rate 15, Packet loss rate 40%
The PSNR (FPSNR) in the regular video before error concealment : 17.60 (18.43) dB
The PSNR (FPSNR) in the foveated video before error concealment : 16.46 (18.75) dB
The PSNR (FPSNR) in the regular video after error concealment : 26.37 (25.52) dB
The PSNR (FPSNR) in the foveated video after error concealment : 27.85 (28.45) dB
 

fov1
Reg. before conceal
fov2
Fov. before conceal video
fov3
Reg. after conceal
fov4
Fov. after conceal


 



Very low bit rate foveated video coding for H.263
Transmission rate 29.3 Kbits/sec for the P pictures and 354 Kbits for the first I picture
The FPSNR for the regular video : 29.99 dB and the FPSNR for the foveated video : 33.63 dB
 

fov5
Regular video
fov6
Foveated video


 



H.263/MPEG.4
 

fov7
News I
fov8
Akiyo
fov9
News II


 



MPEG I
 

fov10
Table Tennis
fov11
Popple
fov12
Flower Garden


MPEG II
 

fov13
Mobile1
fov14
Flower Garden
fov15
Mobile2


Active Vision System

fov16
Active Camera