Vivotek IP8173H - Page 148

VIVOTEK
148 - User's Manual
exposuremode auto,fixed auto 1/4 Exposure mode
minexposure 1~32000 32000 1/4 Minimum exposure time.
maxexposure 1~32000 30 1/4 Maximum exposure time.
enablepreview <boolean> 0 1/4 Usage for UI of exposure
settings. Preview settings of
video profile.
crop_position <coordinate>
(x,y)
0,0 1/99 Crop left-top corner coordinate.
crop_size <window size>
(WxH)
2048x1536 1/99 Crop width and height.
(width must be 16x or 32x and
height must be 8x)
crop_preview < boolean > 0 1/99 Usage for UI of crop setting
s<0~(m-1)>_codectype mpeg4, mjpeg,
h264
h264 1/4 Video codec type.
s<0~(m-1)>_resolution Reference
capability_vide
oin_resolution
2048x1536 1/4 Video resolution in pixels.
s<0~(m-1)>_mpeg4_intrap
eriod
250, 500,
1000, 2000,
3000, 4000
1000 1/4 Intra frame period in
milliseconds.
s<0~(m-1)>_mpeg4_rateco
ntrolmode
cbr, vbr cbr 1/4 cbr, constant bitrate
vbr, fix quality
s<0~(m-1)>_mpeg4_priorit
ypolicy
framerate,
imagequality
framerate 1/4 The policy to apply when the
target bit rate is not sufficient to
satisfy current encoded
conditions.
“framerate” indicates frame rate
first.
“imagequality” indicates image
quality first.
s<0~(m-1)>_mpeg4_quant 1~5,
99, 100
3 1/4 Quality of video when choosing
vbr in “ratecontrolmode”.
99 is the customized manual
input setting.
1 = worst quality, 5 = best
quality.
100 is percentage mode.
s<0~(m-1)>_mpeg4_qvalue 2~31 7 1/4 Manual video quality level input.