Vivotek SD9361-EHL User Manual page 201

7.13 Audio input per channel
Group: audioin_c<0~(n-1)> for n channel products
n denotes the value of "capability_nvideoin"
NAME
source
<Not recommended to use
this>
input
volume_internal
volume_external
VALUE SECURITY
(get/set)
micin, linein 4/4
<product
dependent>
intmic, extmic 4/4
<product
dependent>
0~100 4/4
0~100 4/4
* Only available when std is listed in
"capability_image_c<n>_exposure_windomai
n".
(capability.naudioin>0)
DESCRIPTION
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".
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 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).
Volume when take external microphone as
input source.
0: Minimum
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User's Manual - 201