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# -*- coding: utf-8 -*-
#
# Copyright (C) 2005-2019 CS Systemes d'Information (CS SI)
#
# This file is part of Orfeo Toolbox
#
# https://www.orfeo-toolbox.org/
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Example on testing numpy
#
import os
#from scipy import misc
import numpy as np
def test(otbApplication, argv):
#from PIL import Image as PILImage
inFile = argv[1]
outFile = argv[2]
# pilimage = PILImage.open(inFile)
# npimage = np.asarray(pilimage)
# print npimage.dtype
ExtractROI = otbApplication.Registry.CreateApplication("ExtractROI")
ExtractROI.SetParameterString("in", inFile)
ExtractROI.SetParameterInt("startx", 10)
ExtractROI.SetParameterInt("starty", 10)
ExtractROI.SetParameterInt("sizex", 250)
ExtractROI.SetParameterInt("sizey", 250)
#Bug or Design ?.
#Anyway below two is needed only for ExtractROI application
ExtractROI.SetParameterUserValue("sizex", True)
ExtractROI.SetParameterUserValue("sizey", True)
ExtractROI.Execute()
ExtractROIOut = ExtractROI.GetVectorImageAsNumpyArray("out", 'float')
#write RGB image to file via python
#misc.imsave('ExtractROIOut.jpg', ExtractROIOut)
Rescale = otbApplication.Registry.CreateApplication("Rescale")
#take numpy array from ExtractROI and feed into Rescale
Rescale.SetVectorImageFromNumpyArray("in", ExtractROIOut)
Rescale.SetParameterFloat("outmin", 50, True)
Rescale.SetParameterFloat("outmax", 100, True)
Rescale.Execute()
RescaleOut = Rescale.GetVectorImageAsNumpyArray("out", 'float')
# misc.imsave('RescaleOut.jpg', RescaleOut)
DynamicConvert = otbApplication.Registry.CreateApplication("DynamicConvert")
# take numpy output from Rescale application and feed into DynamicConvert
DynamicConvert.SetVectorImageFromNumpyArray("in", RescaleOut)
DynamicConvert.SetParameterString("out", "ConvertOut.png")
DynamicConvert.ExecuteAndWriteOutput()
DynamicConvertOut = DynamicConvert.GetVectorImageAsNumpyArray("out", 'float')
Smoothing = otbApplication.Registry.CreateApplication("Smoothing")
# take numpy output from Convert application and feed into Smoothing
Smoothing.SetVectorImageFromNumpyArray("in", DynamicConvertOut)
Smoothing.SetParameterString("type", 'anidif')
Smoothing.SetParameterString("out", outFile)
Smoothing.ExecuteAndWriteOutput()
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