User Manual

VIVOTEK
User's Manual - 251
* 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_streamcodec A list of <Positive
Integer>
0/7 This equals
"capability_videoin_c0_streamcodec".
* This is kept for compatibility.
videoin_flexiblebitrate <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".
* We support this parameter when the version
number (httpversion) is equal or greater than
0306b.
audio_aecaffect -,
maxframerate:fixed
:15
0/7
When acousticechocancellationfunction is
enabled, some features may become
malfunction or be forced to a given value. The