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outfilename = os.path.join(odir, filename)
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outfilename = outfilename.replace('\\','/')
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cmd = "lasmerge64.exe" + \
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" -i %s" % (filespec) + \
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" -drop_x_below %s" % (str(10))+ \
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" -olaz " + \
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" -o %s" % (outfilename)
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stdout, stderr = runner(cmd, False)
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return outfilename
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###############################################################################
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def las2asc(filename):
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'''export to XYZ records'''
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odirlog = makedirs(os.path.dirname(filename))
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root = os.path.splitext(os.path.basename(filename))[0]
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outfilename = os.path.join(os.path.dirname(filename), root + ".txt")
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outfilename = outfilename.replace('\\','/')
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cmd = "las2txt64.exe" + \
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" -i %s" % (filename) + \
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" -drop_x_below %s" % (str(10))+ \
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" -o %s" % (outfilename)
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stdout, stderr = runner(cmd, False)
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return outfilename
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###############################################################################
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def txt2las(filename, epsg='4326'):
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'''import from XYZ record to a las file'''
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odirlog = makedirs(os.path.dirname(filename))
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root = os.path.splitext(os.path.basename(filename))[0]
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filename = filename.replace('\\','/')
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outfilename = os.path.join(os.path.dirname(filename), root + ".laz")
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outfilename = outfilename.replace('\\','/')
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cmd = "txt2las.exe" + \
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" -i %s" % (filename) + \
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" -epsg %s" % (epsg) + \
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" -o %s" % (outfilename)
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stdout, stderr = runner(cmd, False)
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if epsg != '4326':
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outfilename = las2lasEPSG(outfilename, epsg=epsg)
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return outfilename
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###############################################################################
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def lasgrid(filename, resolution):
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'''use lasgrid to grid a file efficiently at the user specified resolution'''
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odirlog = makedirs(os.path.dirname(filename))
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root = os.path.splitext(os.path.basename(filename))[0]
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outfilename = os.path.join(os.path.dirname(filename), root + ".tif")
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outfilename = outfilename.replace('\\','/')
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cmd = "lasgrid64.exe" + \
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" -i %s" % (filename) + \
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" -drop_x_below %s" % (str(10))+ \
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" -mem %s" % (str(1900)) + \
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" -step %s" % (str(resolution)) + \
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" -%s" % ('average') + \
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" -o %s" % (outfilename)
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stdout, stderr = runner(cmd, False)
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return outfilename
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###############################################################################
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def lasgrid4(filename, outfilename, resolution, epsg='31984'):
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'''use lasgrid to grid a file efficiently at the user specified resolution'''
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odirlog = makedirs(os.path.dirname(filename))
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root = os.path.splitext(os.path.basename(filename))[0]
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if len(outfilename) == 0:
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outfilename = os.path.join(os.path.dirname(filename), root + ".tif")
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outfilename = outfilename.replace('\\','/')
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else:
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outfilename = outfilename.replace('\\','/')
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cmd = "lasgrid64.exe" + \
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" -i %s" % (filename) + \
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" -epsg %s" % (epsg) + \
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" -mem %s" % (str(1900)) + \
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" -step %s" % (str(resolution)) + \
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" -%s" % ('average') + \
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" -o %s" % (outfilename)
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