VIVOTEK

mpeg4_ratecontrolmode

cbr, vbr

vbr

cbr: constant bitrate

 

 

 

vbr: fix quality

 

 

 

 

mpeg4_quant

0, 1~5

3

Quality of video when choosing vbr in

 

99, 1~5

 

“mpeg4_ratecontrolmode”.

 

<product dependent>

 

0,99 is the customized manual input

 

 

 

setting.

 

 

 

1 = worst quality, 5 = best quality.

 

 

 

<product dependent>

 

 

 

 

mpeg4_qvalue

1~31

7

Manual video quality level input.

 

2~31

<product

(This must be present if mpeg4_quant

 

<product dependent>

dependent>

is equal to 0, 99)

 

 

 

<product dependent>

 

 

 

<product dependent>

 

 

 

 

mpeg4_bitrate

1000~8000000

512000

Set bit rate in bps when choosing cbr

 

1000~4000000

<product

in “mpeg4_ratecontrolmode”.

 

<product dependent>

dependent>

 

 

 

 

 

mpeg4_maxframe

1~25,

10

Set maximum frame rate in fps (for

 

26~30 (only for NTSC or

15

MPEG-4).

 

60Hz CMOS)

<product

 

 

 

dependent>

 

 

 

 

 

h264_intraperiod

250, 500, 1000, 2000, 3000,

1000

Intra frame period in milliseconds.

 

4000

 

 

 

 

 

 

h264_ratecontrolmode

cbr, vbr

vbr

cbr: constant bitrate

 

 

 

vbr: fix quality

 

 

 

 

h264_quant

0, 1~5

3

Quality of video when choosing vbr in

 

99, 1~5

 

“h264_ratecontrolmode”.

 

<product dependent>

 

0,99 is the customized manual input

 

 

 

setting.

 

 

 

1 = worst quality, 5 = best quality.

 

 

 

<product dependent>

 

 

 

 

h264_qvalue

0~51

30

Manual video quality level input.

 

<product dependent>

<product

(This must be present if h264_quant is

 

 

dependent>

equal to 0, 99)

 

 

 

<product dependent>

 

 

 

 

h264_bitrate

1000~8000000

512000

Set bit rate in bps when choosing cbr

 

1000~4000000

<product

in “h264_ratecontrolmode”.

 

<product dependent>

dependent>

 

 

 

 

 

h264_maxframe

1~25,

10

Set maximum frame rate in fps (for

 

26~30 (only for NTSC or

15

H264).

 

60Hz CMOS)

<product

 

 

 

 

 

220 - User's Manual

Page 220
Image 220
Vivotek FE8174 user manual Cbr, vbr Vbr Cbr constant bitrate Vbr fix quality Mpeg4quant