Attach element-specific parameters to meta meant to be used by downstream elements which may handle this ROI. The name of s is used to identify the element these parameters are meant for.
Retrieve the parameter for meta having name as structure name, or null if there is none.
Get h field.
Set h field.
Get id field.
Set id field.
Get meta field.
Get parentId field.
Set parentId field.
Get roiType field.
Set roiType field.
Get w field.
Set w field.
Get x field.
Set x field.
Get y field.
Set y field.
Extra buffer metadata describing an image region of interest