infoDemo.py

import opals
from opals import Import
from opals import Info
#
# Set screen log level
#
logLevel=opals.Types.LogLevel.none
#
# Import strip11.laz dataset into an ODM
#
imp = Import.Import(inFile=["strip11.laz"], tileSize=5, screenLogLevel=logLevel)
imp.run()
#
# Run opalsInfo and query statistic object
#
inf = Info.Info(inFile=[imp.outFile], screenLogLevel=logLevel)
inf.run()
att_stat = inf.statistic[0].getAttributes()
idx_stat = inf.statistic[0].getIndices()
#
# Print attribute statistics
#
print("Attribute statistics of file {}".format(imp.outFile) )
print("Name: Count/Min/Mean/Max")
for a in att_stat:
    print( "Name {}: {:0d}/{:0.3f}/{:0.3f}/{:0.3f}".format( a.getName(), a.getCount(), \
                                                  a.getMin(), a.getMean(), a.getMax()))
print("-----------------------------------------------------------")
#
# Print spatial index statistics
#
print("Spatial index statistics of file {}".format(imp.outFile) )
for i in idx_stat:
    print("{:0d} leaves".format( i.getCountLeaf()))
    print("Tile size: {:0.1f}".format(i.getTileSize()))
    print("Min  #pts per leaf: {:0.1f}".format(i.getObjectsInLeafMin()))
    print("Mean #pts per leaf: {:0.1f}".format(i.getObjectsInLeafMean()))
    print("Max  #pts per leaf: {:0.1f}".format(i.getObjectsInLeafMax()))