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2.5.5 AdvDVP_Start
Syntax
int AdvDVP_Start(int nDevNum, int SwitchingChans,
HWND Main, HWND hwndPreview)
Parameters
nDevNum:
SwitchingChans: Single video input or switching
Main:
hwndPreview:
Return Value
SUCCEEDED:
FAILED:
SDKINITFAILED:
DEVICENUMERROR:
Description
This function starts video capturing on a specified
capture port.
The capture state would be set as "RUNNING" after a
successful start. If the channels share frames (i.e.
Specifies the device number(0~3).
between video muxes.
0: single channel.
1: two channels (mux0, mux1).
2: three channels (mux0, mux1,
mux2).
3: four channels (mux0, mux1,
mux2, mux3).
A main window handle.
A windows handle for display area.
This parameter is only valid, when
the "SwitchChans" is zero. When
the value of this parameter is NULL,
the video will not be rendered.
Function failed.
SDK not initialized.
Invalid device number.
- 47 -
Function succeeded.
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