Sensoray 2255 - Manual (Page 13)

frmnum
frame number to dequeue (0 to SYS_FRAMES – 1) .
Returns
0 on success.
S2255_StartAcquire (HANDLE hdev, int channel, HANDLE *phevent);
Starts capture on the specified channel of the 2255.
Parameters
hdev
A handle to the 2255 device.
channel
channel number (1-4).
phevent
address of a variable accepting a handle to the event set by the driver each time a frame is
ready.
Returns
0 on success.
S2255_StopAcquire(HANDLE hdev, int channel);
Stops capture on the specified channel of the 2255.
Parameters
hdev
A handle to the 2255 device.
channel
channel number (1-4).
Returns
0 on success.
S2255_GrabFrame (HANDLE hdev, int channel, unsigned char *pFrame,
unsigned long size, unsigned long timeout, BITMAPINFO *pBMI);
Grabs a single frame from the board without the need to start acquisition (S2255_StartAcquire) or
register buffers (S2255_RegBuffer). This method of capture is not recommended for continuous
capture. Only use when not using S2255_StartAcquire and S2255_StopAcquire. Do not call this
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