OpenDroneMap-WebODM/app/pointcloud_utils.py

38 wiersze
1.1 KiB
Python
Czysty Zwykły widok Historia

2021-11-04 17:27:36 +00:00
import logging
import os
import subprocess
import json
2021-11-04 17:27:36 +00:00
from app.security import double_quote
logger = logging.getLogger('app.logger')
def export_pointcloud(input, output, **opts):
epsg = opts.get('epsg')
export_format = opts.get('format')
reprojection_args = []
extra_args = []
if epsg:
reprojection_args = ["reprojection",
"--filters.reprojection.out_srs=%s" % double_quote("EPSG:" + str(epsg))]
if export_format == "ply":
extra_args = ['--writers.ply.sized_types', 'false',
'--writers.ply.storage_mode', 'little endian']
subprocess.check_output(["pdal", "translate", input, output] + reprojection_args + extra_args)
def is_pointcloud_georeferenced(laz_path):
if not os.path.isfile(laz_path):
return False
try:
j = json.loads(subprocess.check_output(["pdal", "info", "--summary", laz_path]))
return 'summary' in j and 'srs' in j['summary']
except Exception as e:
logger.warning(e)
return True # Assume georeferenced