OpenDroneMap-ODM/stages/openmvs.py

73 wiersze
2.7 KiB
Python

import shutil, os, glob, math
from opendm import log
from opendm import io
from opendm import system
from opendm import context
from opendm import point_cloud
from opendm import types
from opendm.osfm import OSFMContext
class ODMOpenMVSStage(types.ODM_Stage):
def process(self, args, outputs):
# get inputs
tree = outputs['tree']
reconstruction = outputs['reconstruction']
photos = reconstruction.photos
if not photos:
log.ODM_ERROR('Not enough photos in photos array to start OpenMVS')
exit(1)
# check if reconstruction was done before
if not io.file_exists(tree.openmvs_model) or self.rerun():
if io.dir_exists(tree.openmvs):
shutil.rmtree(tree.openmvs)
# export reconstruction from opensfm
octx = OSFMContext(tree.opensfm)
cmd = 'export_openmvs'
if reconstruction.multi_camera:
# Export only the primary band
primary = reconstruction.multi_camera[0]
image_list = os.path.join(tree.opensfm, "image_list_%s.txt" % primary['name'].lower())
cmd += ' --image_list "%s"' % image_list
octx.run(cmd)
self.update_progress(10)
depthmaps_dir = os.path.join(tree.openmvs, "depthmaps")
if not io.dir_exists(depthmaps_dir):
os.mkdir(depthmaps_dir)
if outputs["undist_image_max_size"] <= args.depthmap_resolution:
resolution_level = 0
else:
resolution_level = math.floor(math.log(outputs['undist_image_max_size'] / float(args.depthmap_resolution)) / math.log(2))
config = [
" --resolution-level %s" % resolution_level,
"--min-resolution %s" % args.depthmap_resolution,
"--max-resolution %s" % outputs['undist_image_max_size'],
"--max-threads %s" % args.max_concurrency,
'-w "%s"' % depthmaps_dir,
"-v 0",
]
log.ODM_INFO("Running dense reconstruction. This might take a while.")
system.run('%s "%s" %s' % (context.omvs_densify_path,
os.path.join(tree.openmvs, 'scene.mvs'),
' '.join(config)))
self.update_progress(90)
if args.optimize_disk_space:
dense_scene = os.path.join(tree.openmvs, 'scene_dense.mvs')
if os.path.exists(dense_scene):
os.remove(dense_scene)
shutil.rmtree(depthmaps_dir)
else:
log.ODM_WARNING('Found a valid OpenMVS reconstruction file in: %s' %
tree.openmvs_model)