text: i.landsat.toar
  Calculates top-of-atmosphere radiance or reflectance and temperature for Landsat MSS/TM/ETM+/OLI
  Imagery (i.*)
  QgsProcessingParameterMultipleLayers|rasters|Landsat input rasters|3|None|False
  QgsProcessingParameterFile|metfile|Name of Landsat metadata file (.met or MTL.txt)|QgsProcessingParameterFile.File|None|None|True|Landsat metadata (*.met *.MET *.txt *.TXT)
  QgsProcessingParameterEnum|sensor|Spacecraft sensor|mss1;mss2;mss3;mss4;mss5;tm4;tm5;tm7;oli8|False|7|True
  QgsProcessingParameterEnum|method|Atmospheric correction method|uncorrected;dos1;dos2;dos2b;dos3;dos4|False|0|True
  QgsProcessingParameterString|date|Image acquisition date (yyyy-mm-dd)|None|False|True
  QgsProcessingParameterNumber|sun_elevation|Sun elevation in degrees|QgsProcessingParameterNumber.Double|None|True|0.0|360.0
  QgsProcessingParameterString|product_date|Image creation date (yyyy-mm-dd)|None|False|True
  QgsProcessingParameterString|gain|Gain (H/L) of all Landsat ETM+ bands (1-5,61,62,7,8)|None|False|True
  QgsProcessingParameterNumber|percent|Percent of solar radiance in path radiance|QgsProcessingParameterNumber.Double|0.01|True|0.0|100.0
  QgsProcessingParameterNumber|pixel|Minimum pixels to consider digital number as dark object|QgsProcessingParameterNumber.Integer|1000|True|0|None
  QgsProcessingParameterNumber|rayleigh|Rayleigh atmosphere (diffuse sky irradiance)|QgsProcessingParameterNumber.Double|0.0|True|0.0|None
  QgsProcessingParameterNumber|scale|Scale factor for output|QgsProcessingParameterNumber.Double|1.0|True|0.0|None
  *QgsProcessingParameterBoolean|-r|Output at-sensor radiance instead of reflectance for all bands|False
  *QgsProcessingParameterBoolean|-n|Input raster maps use as extension the number of the band instead the code|False
  QgsProcessingParameterFolderDestination|output|Output Directory
  