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VIVOTEK
202 - User's Manual
* Only available when std is listed in
"capability_image_c<n>_exposure_windomai
n".
7.13 Audio input per channel
Group: audioin_c<0~(n-1)> for n channel products
(capability.naudioin>0)
n denotes the value of "capability_nvideoin"
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).
volume_external 0~100 4/4 Volume when take external microphone as
input source.
0: Minimum
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