r.colors.stddev Sets color rules based on stddev from a raster map's mean value. Raster (r.*) QgsProcessingParameterRasterLayer|map|Name of raster map|None|False *QgsProcessingParameterBoolean|-b|Color using standard deviation bands|False *QgsProcessingParameterBoolean|-z|Force center at zero|False QgsProcessingParameterRasterDestination|output|Stddev Colors