Commit 88f706f2 authored by Mario Chirinos Colunga's avatar Mario Chirinos Colunga 💬

wkt raster

parent a308004e
......@@ -82,41 +82,41 @@ def rasterWkt(wkt, inputfile, outputfile):
driverTiff = gdal.GetDriverByName('GTiff')
output = driverTiff.Create(outputfile, cols, rows, 3, gdal.GDT_Byte)
# polygonRaster = driverTiff.Create("polygonTmp.tiff", cols, rows, 1, gdal.GDT_Byte)
polygonRaster = driverTiff.Create("polygonTmp.tiff", cols, rows, 1, gdal.GDT_Byte)
# #Set up polygon raster
# polygonRaster.GetRasterBand(1).SetNoDataValue(-99)
# polygonRaster.GetRasterBand(1).WriteArray(np.zeros((rows, cols)))
# polygonRaster.GetRasterBand(1).FlushCache()
# polygonRaster.SetGeoTransform(geotransform)
# polygonRaster.SetGeoTransform(geotransform)
# polygonRaster.SetProjection(sr.ExportToWkt())
#Set up polygon raster
polygonRaster.GetRasterBand(1).SetNoDataValue(-99)
polygonRaster.GetRasterBand(1).WriteArray(np.zeros((rows, cols)))
polygonRaster.GetRasterBand(1).FlushCache()
polygonRaster.SetGeoTransform(geotransform)
polygonRaster.SetGeoTransform(geotransform)
polygonRaster.SetProjection(sr.ExportToWkt())
# # shapefile
# driver = ogr.GetDriverByName("ESRI Shapefile")
# data_source = driver.CreateDataSource("myShape.shp")
# shapefile
driver = ogr.GetDriverByName("ESRI Shapefile")
data_source = driver.CreateDataSource("myShape.shp")
# #Burn Polygon
# srs = osr.SpatialReference()
# srs.ImportFromEPSG(4326)
# layer = data_source.CreateLayer("wkt", srs, ogr.wkbPolygon)
# geometry = ogr.CreateGeometryFromWkt(wkt)
# feature = ogr.Feature(layer.GetLayerDefn())
#Burn Polygon
srs = osr.SpatialReference()
srs.ImportFromEPSG(4326)
layer = data_source.CreateLayer("wkt", srs, ogr.wkbPolygon)
geometry = ogr.CreateGeometryFromWkt(wkt)
feature = ogr.Feature(layer.GetLayerDefn())
# feature.SetStyleString("PEN(c:#FF0000,w:5px);")
# feature.SetGeometry(geometry)
# layer.CreateFeature(feature)
feature.SetStyleString("PEN(c:#FF0000,w:5px);")
feature.SetGeometry(geometry)
layer.CreateFeature(feature)
# gdal.RasterizeLayer(polygonRaster, [1], layer, burn_values=[255])
# polygonRaster.GetRasterBand(1).FlushCache()
gdal.RasterizeLayer(polygonRaster, [1], layer, burn_values=[255])
polygonRaster.GetRasterBand(1).FlushCache()
#Draw output image
# np_polygon = polygonRaster.GetRasterBand(1).ReadAsArray(0,0,cols,rows)
np_polygon = getPolygonArray(intput, wkt)
Draw output image
np_polygon = polygonRaster.GetRasterBand(1).ReadAsArray(0,0,cols,rows)
# np_polygon = getPolygonArray(intput, wkt)
for b in range(1, output.RasterCount+1):
np_input = np_polygon & intput.GetRasterBand(b).ReadAsArray(0,0,cols,rows)
output.GetRasterBand(b).SetNoDataValue(-99)
......
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