VIVOTEK
User's Manual - 269
© 2019 VIVOTEK INC. All Right Reserved
134
NAME
VALUE
SECURITY
(get/set)
DESCRIPTION
xframerate
"-"
"capability_videoin_c0_mjpeg_maxfra
merate".
* This is kept for compatibility.
videoin_h264_max
framerate
A list of <Integer> and
"-"
0/7
This equals
"capability_videoin_c0_h264_maxfra
merate".
* This is kept for compatibility.
videoin_codec
mjpeg, h264, h265
<product dependent>
0/7
Available codec of a device, split by
comma.
The sequence is not limited.
EX:
FD8183 supports H.264 and MJPEG,
then this is "mjpeg,h264".
IP9171 supports H.264, MJPEG and
H.265, then this is "mjpeg,h264,h265"
videoin_streamcod
ec
A list of <Positive
Integer>
0/7
This equals
"capability_videoin_c0_streamcodec".
* This is kept for compatibility.
videoin_flexiblebitr
ate
<boolean>
0/7
Indicate whether to support
flexible bit rate control.
videoout_codec
A list of the available
codec types separated
by commas
<product dependent>
0/7
Available codec list.
"
-
": not supported
timeshift
<boolean>
0/7
Indicate whether to support time shift
caching stream.
audio_aec
<boolean>
0/7
Indicate whether to support acoustic
echo cancellation.
audio_aecmode
auto,
manual
0/7
Indicate the acoustic echo
cancellation control mode.
"auto"
: control by camera
automatically.
"manual"
: Manually turn on/off the
control mode.
*Only available when
"capability_audio_aec" is "1".
© 2019 VIVOTEK INC. All Right Reserved
135
NAME
VALUE
SECURITY
(get/set)
DESCRIPTION
* We support this parameter when
the version number (httpversion) is
equal or greater than 0306b.
audio_aecaffect
-,
maxframerate:fixed:1
5
<product dependent>
0/7
When acoustic echo cancellation
function is enabled, some features
may become malfunction or be forced
to a given value. The affected
functions are list here.
The format is "Affect API
name":"Policy":"Description"
"Policy" can be categorized into
following groups:
- (disabled) : UI turns grey and users
can't select it.
- (unchanged) : UI keeps the status as
before and user can't change it.
- (hidden) : UI is hidden.
- (fixed) : UI is fixed to one selection or
value.
- (ranged) : UI is fixed to multiple
selections or values.
- (enabled) : UI is checked.
- (notsupport) : the affected function
is not available.
"Affect API name" can be described in
hierarchy, such as
"exposurewin.mode.blc:disabled:"
which means blc exposure window is
disabled. API name can be one word
as well, such as
"exposurelevel:fixed:6" which means
exposurelevel is fixed to level 6.
"Description" can be a nonnegative
integer or string or NULL.
For example:
"maxframerate: fixed:15" which
