User Manual

VIVOTEK
User's Manual - 243
© 2019 VIVOTEK INC. All Right Reserved
108
7.13 Audio Input per Channel
Group: audioin_c<0~(n-1)> (capability_naudioin>0)
n denotes the value of "capability_naudioin"
NAME
VALUE
SECURITY
(get/set)
DESCRIPTION
source
<Not recommended
to use this>
micin, linein
<product
dependent>
4/4
micin => use built-in microphone
input.
linein => use external microphone
input.
* Reserved for compatibility, and
suggest don't use this since the
version number (httpversion) is equal
or greater than 0301a.
* We replace "source" with "input".
More details, please refer the
parameter description of "input".
input
intmic, extmic
<product
dependent>
4/4
intmic: Internal (built-in) microphone.
(Only available when
capability_audio_intmic = 1)
extmic: External microphone input.
(Only available when
capability_audio_extmic =1)
* Note: If physical microphone switch
is showed on product, this value is
updated during booting to fit switch
status.
volume_internal
0~100
4/4
Volume when take internal
microphone as input source.
0: Minimum
100: Maximum
* Only available when the channel
supports internal microphone (The
related bit of
"capability_audio_intmic" is equal to
1).
© 2019 VIVOTEK INC. All Right Reserved
109
NAME VALUE SECURITY
(get/set)
DESCRIPTION
volume_external 0~100 4/4 Volume when take external
microphone as input source.
0: Minimum
100: Maximum
* Only available when the channel
supports external microphone (The
related bit of
"capability_audio_extmic" is equal to
1).
mute 0, 1 1/4 0: Mute off
1: Mute on
gain
<Not recommended
to use this>
0~100 4/4 Gain of input.
(audioin_c<0~(n-1)>_source = linein)
* Reserved for compatibility, and
suggest don't use this since the
version number (httpversion) is equal
or greater than 0301a.
* We replace "gain" with
"volume_internal" and
"volume_external". More details,
please refer the parameter
description of "volume_internal" and
"volume_external".
boostmic
<Not recommended
to use this>
0~100 4/4 Enable microphone boost.
Gain of input.
(audioin_c<0~(n-1)>_source = micin)
* Reserved for compatibility, and
suggest don't use this since the
version number (httpversion) is equal
or greater than 0301a.
* We replace "boostmic" with
"volume_internal" and
"volume_external". More details,
please refer the parameter