Vivotek IZ7151 - Manual (Page 86)

VIVOTEK
86 - User's Manual
10 => 18dB
11 => 20dB
12 => 22dB
13 => 24dB
14 => 26dB
15 => 28dB
s<0~(m-1)>_codectype mpeg4,
mjpeg
1/4 Video codec type.
s<0~(m-1)>_resolution 176x144,
320x240,
640x480
1/4 Video resolution in pixels.
s<0~(m-1)>_mpeg4_in
traperiod
250, 500,
1000,
2000,
3000, 4000
4/4 Intra frame period in milliseconds.
s<0~(m-1)>_mpeg4_ra
tecontrolmode
cbr, vbr 4/4 cbr, constant bitrate
vbr, fix quality
s<0~(m-1)>_mpeg4_q
uant
1~5 4/4 Quality of video when choosing vbr in
“ratecontrolmode”.
1 = worst quality, 5 = best quality.
s<0~(m-1)>_mpeg4_bi
trate
20000
30000
40000
50000
64000
128000
256000
384000
512000
768000
1000000
1200000
1500000
2000000
3000000
4000000
4/4 Set bit rate in bps when choose cbr in
“ratecontrolmode”.
20000 => 20 Kbps
30000 => 30 Kbps
40000 => 40 Kbps
50000 => 50 Kbps
64000 => 64 Kbps
128000 => 128 Kbps
256000 => 256 Kbps
512000 => 512 Kbps
768000 => 768 Kbps
1000000 => 1 Mbps
1500000 => 1.5 Mbps
2000000 => 2 Mbps
3000000 => 3 Mbps
4000000 => 4 Mbps