All Bitmaps provided by a DTM shall be represented in the DeviceTypeImage folder according OPC UA 10000-100 (see Table 58). An image shall be represented by an FdtParameter with DataType set to one of the defined image data types. The actual image is provided by the value attribute as ByteString.
The mapping for a device type image is defined in Table 71.
Table 71 – Device Type Image mapping
OPC |
FDT |
|||
BrowseName |
Interface |
Method |
Data member |
Description |
SemanticInfo |
IDtmInformation |
<>GetSupportedTypes |
TypeInfo.Bitmaps.SemanticInfo |
|
Bitmap |
IDtmInformation |
GetBitmap() |
Bitmap |
|
Selection of the image format according to FDT2 is specific for a Frame Application. All image types are allowed that are defined in OPC UA 10000-3.