def write(self, theRasterName):
print theRasterName
path = "%s/%s" % (self.testDataDir, theRasterName)
#myFileInfo = QFileInfo( path )
#myBaseName = myFileInfo.baseName()
rasterLayer = QgsRasterLayer(path, "test")
if not rasterLayer.isValid(): return False
provider = rasterLayer.dataProvider()
tmpFile = QTemporaryFile()
tmpFile.open() # fileName is no avialable until open
tmpName = tmpFile.fileName()
tmpFile.close()
# do not remove when class is destroyd so that we can read the file and see difference
tmpFile.setAutoRemove(False)
fileWriter = QgsRasterFileWriter(tmpName)
pipe = QgsRasterPipe()
if not pipe.set(provider.clone()):
print "Cannot set pipe provider"
return False
#nuller = QgsRasterNuller()
#nuller.setNoData( ... )
#if not pipe.insert( 1, nuller ):
# print "Cannot set pipe nuller"
# return False
projector = QgsRasterProjector()
projector.setCRS(provider.crs(), provider.crs())
if not pipe.insert(2, projector):
print "Cannot set pipe projector"
return False
fileWriter.writeRaster(pipe, provider.xSize(), provider.ySize(),
provider.extent(), provider.crs())
checker = QgsRasterChecker()
ok = checker.runTest("gdal", tmpName, "gdal", path)
self.report += checker.report()
# All OK, we can delete the file
tmpFile.setAutoRemove(ok)
return ok
def write(self, theRasterName):
print theRasterName
path = "%s/%s" % (self.testDataDir, theRasterName)
# myFileInfo = QFileInfo( path )
# myBaseName = myFileInfo.baseName()
rasterLayer = QgsRasterLayer(path, "test")
if not rasterLayer.isValid():
return False
provider = rasterLayer.dataProvider()
tmpFile = QTemporaryFile()
tmpFile.open() # fileName is no avialable until open
tmpName = tmpFile.fileName()
tmpFile.close()
# do not remove when class is destroyd so that we can read the file and see difference
tmpFile.setAutoRemove(False)
fileWriter = QgsRasterFileWriter(tmpName)
pipe = QgsRasterPipe()
if not pipe.set(provider.clone()):
print "Cannot set pipe provider"
return False
# nuller = QgsRasterNuller()
# nuller.setNoData( ... )
# if not pipe.insert( 1, nuller ):
# print "Cannot set pipe nuller"
# return False
projector = QgsRasterProjector()
projector.setCRS(provider.crs(), provider.crs())
if not pipe.insert(2, projector):
print "Cannot set pipe projector"
return False
fileWriter.writeRaster(pipe, provider.xSize(), provider.ySize(), provider.extent(), provider.crs())
checker = QgsRasterChecker()
ok = checker.runTest("gdal", tmpName, "gdal", path)
self.report += checker.report()
# All OK, we can delete the file
tmpFile.setAutoRemove(ok)
return ok
