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is_CameraStatus |
uEye Camera Manual Version 3.80
is_CameraStatus
USB 2.0 GigE |
USB 2.0 GigE |
Syntax
ULONG is_CameraStatus (HIDS hCam, INT nInfo, ULONG ulValue)
Description
Using is_CameraStatus(), you can query and partly set various status information and settings.
Input Parameters
hCam |
Camera handle |
nInfo |
|
IS_FIFO_OVR_CNT |
Number of FIFO overruns. Is increased if image data gets lost because the USB bus is congested. |
IS_SEQUENCE_CNT |
Returns the sequence count. For is_CaptureVideo(), this parameter is set to 0. Each time the sequence buffer (image counter) changes, the counter is increased by 1. |
IS_SEQUENCE_SIZE |
Returns the number of sequence buffers. |
IS_EXT_TRIGGER_EVENT_CNT |
Returns the camera's internal count of external trigger events. |
IS_TRIGGER_MISSED |
Returns the number of unprocessed trigger signals. Is reset to 0 after each call. |
IS_LAST_CAPTURE_ERROR |
Returns the last image capture error, e.g. after a 'transfer failed' event. For a list of all possible error events, see is_GetCaptureErrorInfo(). |
IS_PARAMETER_SET_1 |
Indicates whether parameter set 1 including camera settings is present on the camera (read-only). See also is_SaveParameters(). Return values: TRUE Parameter set 1 present FALSE Parameter set 1 not present |
IS_PARAMETER_SET_2 |
Indicates whether parameter set 2 including camera settings is present on the camera (read-only). See also is_SaveParameters(). Return values: TRUE Parameter set 2 present FALSE Parameter set 2 not present |
IS_STANDBY |
Sets the camera to standby mode. Return values: TRUE Camera changes to standby mode FALSE The camera changes to freerun mode |
IS_STANDBY_SUPPORTED |
Queries whether the camera supports standby mode (read-only). Return values: TRUE The camera supports standby mode FALSE The camera does not support standby mode |
ulValue |
|
IS_GET_STATUS |
Returns the information specified by nInfo. |
Return Values
IS_SUCCESS |
Function executed successfully |
IS_NO_SUCCESS |
General error message |
Returns the information specified by nInfo. |
Only if ulValue = IS_GET_STATUS |
When used with |
Returns the last image capture error. For a list of all possible error events, see is_GetCaptureErrorInfo(). |
Related Functions