IMG_ATTR_ROI_WIDTH

NI IMAQ Function

IMG_ATTR_ROI_WIDTH

Gets/sets the region of interest left of the camera/channel associated with this session.

Note  This attribute requires an aligned ROI. Use imgSessionFitROI to calculate an aligned ROI.

Remarks

The following table shows when the property is readable and writable and what devices it applies to.

Datatype Readable Writable Device
uInt32 Always Configuration
  • NI PCI-1405
  • NI PCI/PXI-1407
  • NI PCI/PXI-1409
  • NI PCI-1410
  • NI PCI/PXI-1411
  • NI PCI/PXI-1422
  • NI PCI-1424
  • NI PCI-1426
  • NI PCIe-1427
  • NI PCI/PXI-1428
  • NI PCIe-1429
  • NI PCIe-1430