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