VIVOTEK
User's Manual - 143
s<0~(m-1)>_codectype
mjpeg, h264
h264
1/4
Video codec type.
svc is only supported with
stream 0.
s<0~(m-1)>_resolution 176x144,
384x216,
640x360,
1280x720,
1280x800
1280x800
1/4
Video resolution in pixels.
s<0~(m-1)>_h264_intraper
iod
250, 500,
1000, 2000,
3000, 4000
1000
4/4
Intra frame period in
milliseconds.
s<0~(m-1)>_h264_priority
policy
framerate,
imagequality
framerate 4/4
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)>_h264_ratecontro
lmode
cbr, vbr
cbr
4/4
cbr, constant bitrate
vbr, fix quality
s<0~(m-1)>_h264_quant
1~5,99, 100
3
4/4
Quality of video when
choosing vbr in
“ratecontrolmode”.
1 = worst quality, 5 = best
quality.
100: Use the quality level in
"qpercent"
99: Use the quality level in
"qvalue"
s<0~(m-1)>_h264_qpercent 1~100
45
4/4
Set quality by percentage.
1: Worst quality
100: Best quality
(s<0~(m-1)>_h264_quant =
100)
s<0~(m-1)>_h264_qvalue 0~51
29
4/4
Manual video quality level
input.
(s<0~(m-1)>_h264_quant =