imaq1394AttributeInquiry2
Format
rval = imaq1394AttributeInquiry(SESSION_ID sessionId, unsigned long attribute, Feature2 *feature);
Purpose
Determines if the camera supports the specified attribute. If so, the function returns information about the attribute, including minimum and maximum values, and special operation modes.
Parameters
Parameter | Type | Description |
sessionId | SESSION_ID | A valid Session ID, which you can obtain using imaq1394CameraOpen2. |
attribute | unsigned long | The attribute to query. |
feature | Feature2 * | On return, populated with information about the camera feature being queried. Contains fields such as the minimum and maximum for both absolute and relative values. |
Return Value
On success, this function returns IMG1394_ERR_GOOD. On failure, this function returns an error code. You can obtain a more detailed error message with imaq1394ShowError.