tmp-0000.tif 0.062500 8.000000 100.000000 0	# 2.000000
tmp-0001.tif 0.500000 8.000000 100.000000 0	# 5.000000
tmp-0002.tif 4.000000 8.000000 100.000000 0	# 8.000000
tmp-0003.tif 32.000000 8.000000 100.000000 0	# 10.906891
tmp-0004.tif 256.000000 8.000000 100.000000 0	# 13.965784
tmp-0005.tif 2048.000000 8.000000 100.000000 0	# 16.965784