本文整理汇总了Python中qgis.analysis.QgsAspectFilter.processRaster方法的典型用法代码示例。如果您正苦于以下问题:Python QgsAspectFilter.processRaster方法的具体用法?Python QgsAspectFilter.processRaster怎么用?Python QgsAspectFilter.processRaster使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类qgis.analysis.QgsAspectFilter
的用法示例。
在下文中一共展示了QgsAspectFilter.processRaster方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: processAlgorithm
# 需要导入模块: from qgis.analysis import QgsAspectFilter [as 别名]
# 或者: from qgis.analysis.QgsAspectFilter import processRaster [as 别名]
def processAlgorithm(self, parameters, context, feedback):
inputFile = self.parameterAsRasterLayer(parameters, self.INPUT, context).source()
zFactor = self.parameterAsDouble(parameters, self.Z_FACTOR, context)
outputFile = self.parameterAsOutputLayer(parameters, self.OUTPUT, context)
outputFormat = QgsRasterFileWriter.driverForExtension(os.path.splitext(outputFile)[1])
aspect = QgsAspectFilter(inputFile, outputFile, outputFormat)
aspect.setZFactor(zFactor)
aspect.processRaster(feedback)
return {self.OUTPUT: outputFile}
示例2: processAlgorithm
# 需要导入模块: from qgis.analysis import QgsAspectFilter [as 别名]
# 或者: from qgis.analysis.QgsAspectFilter import processRaster [as 别名]
def processAlgorithm(self, parameters, context, feedback):
inputFile = exportRasterLayer(self.parameterAsRasterLayer(parameters, self.INPUT_LAYER, context))
zFactor = self.parameterAsDouble(parameters, self.Z_FACTOR, context)
outputFile = self.parameterAsRasterOutputLayer(parameters, self.OUTPUT_LAYER, context)
outputFormat = raster.formatShortNameFromFileName(outputFile)
aspect = QgsAspectFilter(inputFile, outputFile, outputFormat)
aspect.setZFactor(zFactor)
aspect.processRaster(None)
return {self.OUTPUT_LAYER: outputFile}