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User's Manual - 163
7.14 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 linein linein 4/4 micin => use built-in
microphone input.
linein => use external
microphone input.
mute 0, 1 1 1/4 Disable audio mute.
gain 9~108 69 4/4 Gain of input.
(audioin_c<0~(n-1)>_source =
linein)
boostmic 9~108 108 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.