r.buffer
Creates a raster map layer showing buffer zones surrounding cells that contain non-NULL category values.
Raster (r.*)
QgsProcessingParameterRasterLayer|input|Input raster layer|None|False
QgsProcessingParameterString|distances|Distance zone(s) (e.g. 100,200,300)|None|False|False
QgsProcessingParameterEnum|units|Units of distance|meters;kilometers;feet;miles;nautmiles|False|0|False
QgsProcessingParameterBoolean|-z|Ignore zero (0) data cells instead of NULL cells|False
QgsProcessingParameterRasterDestination|output|Buffer
