Adv_VAPI_GetBrightness
Syntax
[C++]
BOOL Adv_VAPI_GetBrightness(int nChannel,int *pnValue)
[Delphi]
function Adv_VAPI_GetBrightness(nChannel:Integer; var
nValue:Integer):Boolean;
[VB]
function Adv_VAPI_GetBrightness (ByVal nChannel As Integer,
ByRef pnValue As Integer) As Boolean
Parameters
nChannel
: Specifies the video channel number on
current physical port. Its range is 0~3.
pnValue
: Specifies the address of returned brightness
value of the video channel on current
physical port. The range of its value is
0~10000. 0 means deep dark and 10000
means more brightness.
Return Value
TRUE
:
Function is successful
FALSE
:
Function is failed
Description
This function will return the brightness value of video channel
on the current port. The default brightness value of a video
channel is
5000
.
See Also
35
Summary of Contents for DVP-7020
Page 1: ...DVP 7020 4 Channel PCI bus Video Grabber Card User s Manual ...
Page 5: ...1 CHAPTER General Information ...
Page 7: ...1 3 Block Diagram DVP 7020 3 ...
Page 14: ......
Page 15: ...2 CHAPTER Functions Library ...
Page 27: ...23 ...
Page 32: ...DVP 7020 User s Manual 28 ...