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howto:multimedia:photogrammetry

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Photogrammetry 3D scanning on Linux

Software

  • MVE + Meshlab
  • Colmap + Meshlab (funguje i na Windows)
  • VisualSFM + Meshlab
  • OpenMVG?
  • bundler+pmvs2?
  • e-foto??
  • Agisoft PhotoScan (placeny SW, funguje na Linuxu)
  • 3df zephyr FREE (jen Windows)

Postupy

Meshlab

  • Filters → Remeshing → Screen Poisson Surface Reconstruction (prej nema moc smysl depth >15, osobne sem pouzival cca 11-12)
  • Filters → Smoothing, Fairing, Deformation → Laplacian Smooth
  • Filters → Remeshing → Simplification: Quadratic Edge Collapse Decimation (100k faces = 5MB soubor, 200k = 10MB, atd…)

MVE

makescene -i ./img ./scn
sfmrecon ./scn
dmrecon -s2 ./scn
scene2pset -F2 ./scn ./scn/pset-L2.ply
fssrecon ./scn/pset-L2.ply ./scn/surface-L2.ply
meshclean -t10 ./scn/surface-L2.ply ./scn/surface-L2-clean.ply

Colmap CLI bez NVIDIA + pmvs2

mkdir img out
nice colmap automatic_reconstructor --image_path img/ --workspace_path out/  #--use_gpu 0
colmap image_undistorter --image_path img --input_path out/sparse/0 --output_path out/dense --output_type PMVS
pmvs2 out/dense/pmvs/ option-all
cd out/dense/pmvs/models
meshlab option-all.ply

OpenDroneMap

docker run -it --rm -v $(pwd)/code/images:/code/images opendronemap/opendronemap --mesh-size 100000 --force-ccd 1  --help
howto/multimedia/photogrammetry.1522537733.txt.gz · Poslední úprava: 2018/04/01 01:08 autor: harvie