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VIVOTEK
252 - User's Manual
© 2019 VI VOTEK I NC. 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).
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