def processAlgorithm(self, context, feedback): layer = dataobjects.getLayerFromString( self.getParameterValue(self.INPUT)) value = self.getParameterValue(self.NUMBER) output = self.getOutputFromName(self.OUTPUT) raster = gdal.Open(layer.source(), gdal.GA_ReadOnly) geoTransform = raster.GetGeoTransform() cellsize = (layer.extent().xMaximum() - layer.extent().xMinimum()) \ / layer.width() w = RasterWriter(output.getCompatibleFileName(self), layer.extent().xMinimum(), layer.extent().yMinimum(), layer.extent().xMaximum(), layer.extent().yMaximum(), cellsize, 1, layer.crs(), geoTransform ) w.matrix.fill(value) w.close()
def processAlgorithm(self, progress): layer = dataobjects.getObjectFromUri( self.getParameterValue(self.INPUT)) value = self.getParameterValue(self.NUMBER) output = self.getOutputFromName(self.OUTPUT) raster = gdal.Open(layer.source(), gdal.GA_ReadOnly) geoTransform = raster.GetGeoTransform() cellsize = (layer.extent().xMaximum() - layer.extent().xMinimum()) \ / layer.width() w = RasterWriter(output.getCompatibleFileName(self), layer.extent().xMinimum(), layer.extent().yMinimum(), layer.extent().xMaximum(), layer.extent().yMaximum(), cellsize, 1, layer.crs(), geoTransform ) w.matrix.fill(value) w.close()
def processAlgorithm(self, progress): output = self.getOutputFromName(self.OUTPUT) value = self.getOutputValue(self.NUMBER) layer = dataobjects.getObjectFromUri( self.getParameterValue(self.INPUT)) cellsize = (layer.extent().xMaximum() - layer.extent().xMinimum()) \ / layer.width() w = RasterWriter(output.getCompatibleFileName(self), layer.extent().xMinimum(), layer.extent().yMinimum(), layer.extent().xMaximum(), layer.extent().yMaximum(), cellsize, 1, self.crs, ) w.matrix[:] = value w.close()
def processAlgorithm(self, parameters, context, feedback): layer = self.parameterAsRasterLayer(parameters, self.INPUT, context) value = self.parameterAsDouble(parameters, self.NUMBER, context) outputFile = self.parameterAsOutputLayer(parameters, self.OUTPUT, context) raster = gdal.Open(layer.source(), gdal.GA_ReadOnly) geoTransform = raster.GetGeoTransform() cellsize = (layer.extent().xMaximum() - layer.extent().xMinimum()) \ / layer.width() w = RasterWriter(outputFile, layer.extent().xMinimum(), layer.extent().yMinimum(), layer.extent().xMaximum(), layer.extent().yMaximum(), cellsize, 1, layer.crs(), geoTransform) w.matrix.fill(value) w.close() return {self.OUTPUT: outputFile}
def processAlgorithm(self, parameters, context, feedback): layer = QgsProcessingUtils.mapLayerFromString(self.getParameterValue(self.INPUT), context) value = self.getParameterValue(self.NUMBER) output = self.getOutputFromName(self.OUTPUT) raster = gdal.Open(layer.source(), gdal.GA_ReadOnly) geoTransform = raster.GetGeoTransform() cellsize = (layer.extent().xMaximum() - layer.extent().xMinimum()) \ / layer.width() w = RasterWriter(output.getCompatibleFileName(self), layer.extent().xMinimum(), layer.extent().yMinimum(), layer.extent().xMaximum(), layer.extent().yMaximum(), cellsize, 1, layer.crs(), geoTransform ) w.matrix.fill(value) w.close()