r.what
r.what.coords - Queries raster maps on their category values and category labels on a point.
Raster (r.*)
QgsProcessingParameterRasterLayer|map|Name of raster map|None|False
QgsProcessingParameterPoint|coordinates|Coordinates for query (east, north)|0.0, 0.0|False
QgsProcessingParameterString|null_value|String representing NULL value|*|False|True
QgsProcessingParameterString|separator|Field separator. Special characters: pipe, comma, space, tab, newlineString representing NULL value|pipe|False|True
QgsProcessingParameterNumber|cache|Size of point cache|QgsProcessingParameterNumber.Integer|500|True|0|None
*QgsProcessingParameterBoolean|-n|Output header row|False|True
*QgsProcessingParameterBoolean|-f|Show the category labels of the grid cell(s)|False|True
*QgsProcessingParameterBoolean|-r|Output color values as RRR:GGG:BBB|False|True
*QgsProcessingParameterBoolean|-i|Output integer category values, not cell values|False|True
*QgsProcessingParameterBoolean|-c|Turn on cache reporting|False|True
QgsProcessingParameterFileDestination|output|Raster Value File|Txt files (*.txt)|None|False