Sensoray 711 - Manual (Page 25)

26 Sensoray Model 711 Instruction Manual
} else {
return ecode;
}
} else {
return ecode;
}
X11_StopAcquire
__declspec(dllexport) ECODE __stdcall X11_StopAcquire (hfg)
HFG hfg; /* frame grabber handle */
Parameter Description
hfg Frame grabber handle. Selects the frame grabber.
The X11_StopAcquire function stops the image acquisition. It has to be used only if
acquisition was started by calling X11_StartAcquire.
Returns
The function returns 0 in case of success, or an error code.
X11_GetStatus
__declspec(dllexport) ECODE __stdcall X11_GetStatus (hfg, pStatus)
HFG hfg; /* frame grabber handle */
DWORD * pStatus; /* address of the variable receiving status value */
The X11_GetStatus function retrieves the value of the frame grabber status word.
Parameter Description
hfg Frame grabber handle. Selects the frame grabber.
pStatus Address of the variable receiving the status value.
Returns
The function returns 0 in case of success, or an error code. The individual bits of the status
word have the following meanings:
Value Description
STATUS_READY
Frame acquisition complete. Has to be reset by the application.
See X11_ResetStatus.
STATUS_READY_ALL Image buffer acquisition complete. Reset automatically at the
start of the first frame acquisition.
STATUS_VIDEO Video status changed at the input (e.g. present to absent).
STATUS_HLOCK Horizontal lock condition changed at the input.
STATUS_OFLOW Overflow detected.
STATUS_HSYNC Start of new line.
STATUS_VSYNC Start of new field.
STATUS_FMT Video format change detected (e.g. NTSC to PAL).
STATUS_ERROR Transfer error occurred. This is a combination of bits.