Vivotek IP8173H Automobile Electronics User Manual


 
VIVOTEK
User's Manual - 159
7.13 Audio input per channel
Group: audioin_c<0~(n-1)> for n channel products (capability.audioin>0)
NAME VALUE DEFAULT SECURITY
(get/set)
DESCRIPTION
source micin,
linein,
linein 4/4 micin => use built-in microphone
input.
linein => use external microphone
input.
mute 0, 1 0 1/4 Disable audio mute.
gain 0~100 65 4/4 Gain of input (%).
(audioin_c<0~(n-1)>_source =
linein)
boostmic 0~100 69 4/4 Enable microphone boost.
0 => +0dB
1 => +20dB
2 => +40dB
Or
Gain of input (%).
(audioin_c<0~(n-1)>_source =
micin)
s<0~(m-1)>_codectype aac4, gamr,
g711
aac4 4/4 Set audio codec type for input.
s<0~(m-1)>_aac4_bitrate
<product dependent>
16000,
32000,
48000,
64000,
96000,
128000
16000 4/4 Set AAC4 bitrate in bps.
s<0~(m-1)>_gamr_bitrate
<product dependent>
4750,
5150,
5900,
6700,
7400,
7950,
10200,
12200
12200 4/4 Set AMR bitrate in bps.
s<0~(m-1)>_g711_mode
<product dependent>
pcmu,
pcma
pcmu 4/4 Set G.711 mode.