# -*- coding: utf-8 -*-

#
#  Example on the use of the outxml via BandMath
#

def test(otb, argv):
	imagelist = argv[1:-2]
	exp = "cos(im1b1)+im2b1*im3b1-im3b2+ndvi(im3b3, im3b4)"
	out = argv[-2]
	outxml = argv[-1]
	app = otb.Registry.CreateApplication('BandMath')
	app.SetParameterStringList("il", imagelist, True)
	app.SetParameterString("out", out, True)
	app.SetParameterString("exp", exp, True)
	app.SetParameterString("outxml", outxml, True)
	app.UpdateParameters()
#for paramKey in app.GetParametersKeys():
  #app.GetParameterValue(paramKey)
  #print app.HasUserValue(paramKey)
	app.ExecuteAndWriteOutput()