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Table 1 Details of the experimental conditions for the audiovisual experiments

From: Audiovisual quality integration for interactive communications

Context name

Passive Exp. 1

Interactive Exp. 2

Video codecs and

H.264 at

H.264 at

operating bitrates (Mbps)

{0.4, 0.77, 2}

{0.4, 0.77, 2}

Audio codecs and

WB: G.722.2 at 23.05,

WB: G.722 at 64,

operating bitrates (kbps)

NB: GSM-EFR at 12.2

NB: GSM-EFR at 12.2

Video packet lossrate (%)

0, 0.5, 3, 5

0, 3, 5

Audio packet lossrate (%)

0, 3, 7, 20

0, 3, 20

Video contents

2 clips H&S

-

Interactive scenario

-

SCT, AVSCT, BB

Number of testconditions

33

16

Subjects

N=21 (9 m, 12 w),

N=48 (22 m, 26 w),

 

mean=25.9 years, std=4.1 years

mean=27.3 years, std=5.6 years

  1. Exp. 1, experiment 1; Exp. 2, experiment 2; WB, wideband; NB, narrowband; std, standard deviation; m, men; w, women.