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VIVOTEK
146 - User's Manual
support), 1(support)
Bit 1 => Built-in or
external camera; 0
(external), 1(built-in)
Bit 2 => Support pan
operation; 0(not support),
1(support)
Bit 3 => Support tilt
operation; 0(not support),
1(support)
Bit 4 => Support zoom
operation; 0(not support),
1(support)
Bit 5 => Support focus
operation; 0(not support),
1(support)
text string[60] <blank> 1/4 Enclose caption.
imprinttimestamp <boolean> 0 4/4 Overlay time stamp on
video.
exposuremode auto,fixed auto 4/4 Exposure mode
flickerless <boolean> 0 4/4 Avoid flickering on images.
minexposure 1~32000 32000 4/4 Minimum exposure time.
maxexposure 1~32000 30 4/4 Maximum exposure time.
options crop crop 4/4 Video input option: cropping
mode
crop_size <window size>
(WxH)
1952x1944 1/4 Crop width and height.
(1)1952x1944
enablepreview <boolean> 0 1/4 Usage for UI of exposure
settings. Preview settings of
video profile.
s<0~(m-1)>_codectype mpeg4, mjpeg,
h264, svc
H264 1/4 Video codec type.
svc is only supported with
stream 0.
s<0~(m-1)>_resolution Reference
capability_vide
oin_resolution
1536x1536 1/4 Video resolution in pixels.
s<0~(m-1)>_mpeg4_intrap
eriod
250, 500,
1000, 2000,
3000, 4000
1000 4/4 Intra frame period in
milliseconds.
s<0~(m-1)>_mpeg4_bitrate average, average 4/4 “average” indicates the