Grid Skeletonization imagery_segmentation QgsProcessingParameterRasterLayer|INPUT|Grid|None|False QgsProcessingParameterEnum|METHOD|Method|[0] Standard;[1] Hilditch's Algorithm;[2] Channel Skeleton QgsProcessingParameterEnum|INIT_METHOD|Initialisation|[0] Less than;[1] Greater than QgsProcessingParameterNumber|INIT_THRESHOLD|Threshold (Init.)|QgsProcessingParameterNumber.Double|0.0|False|None|None QgsProcessingParameterNumber|CONVERGENCE|Convergence|QgsProcessingParameterNumber.Double|3.0|False|None|None QgsProcessingParameterRasterDestination|RESULT|Skeleton QgsProcessingParameterVectorDestination|VECTOR|Skeleton