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MvgMvs_Pipeline.py
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MvgMvs_Pipeline.py
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#!/usr/bin/python
#! -*- encoding: utf-8 -*-
#
# Created by @FlachyJoe
#
# this script is for easy use of OpenMVG and OpenMVS
#
#usage: SfM_MyPipeline.py input_dir output_dir
# [-h] [-f FIRST_STEP] [-l LAST_STEP] [--0 0 [0 ...]]
# [--1 1 [1 ...]] [--2 2 [2 ...]] [--3 3 [3 ...]]
# [--4 4 [4 ...]] [--5 5 [5 ...]] [--6 6 [6 ...]]
# [--7 7 [7 ...]] [--8 8 [8 ...]] [--9 9 [9 ...]]
# [--10 10 [10 ...]] [--11 11 [11 ...]]
#
#Photogrammetry reconstruction with these steps :
# 0. Intrinsics analysis openMVG_main_SfMInit_ImageListing
# 1. Compute features openMVG_main_ComputeFeatures
# 2. Compute matches openMVG_main_ComputeMatches
# 3. Incremental reconstruction openMVG_main_IncrementalSfM
# 4. Export to openMVS openMVG_main_openMVG2openMVS
# 5. Densify point cloud OpenMVS/DensifyPointCloud
# 6. Reconstruct the mesh OpenMVS/ReconstructMesh
# 7. Simplify the mesh MeshlabServer
# 8. Replace the mesh OpenMVS/ReplaceMesh
# 9. Refine the mesh OpenMVS/RefineMesh
#
#positional arguments:
# input_dir the directory which contains the pictures set.
# output_dir the directory which will contain the resulting files.
#
#optional arguments:
# -h, --help show this help message and exit
# -f FIRST_STEP, --first_step FIRST_STEP
# the first step to process
# -l LAST_STEP, --last_step LAST_STEP
# the last step to process
#
#Passthrough:
# Option to be pass to command lines (remove - in front of option names)
# e.g. --1 p ULTRA to use the ULTRA preset in openMVG_main_ComputeFeatures
import os
import subprocess
import sys
import json, time
# Indicate the openMVG and openMVS binary directories
OPENMVG_BIN = "E:/openMVG/build/Windows-AMD64-Release/Release"
OPENMVS_BIN = "../build/bin/x64/Release"
MESHLAB_BIN = "C:/Program Files/VCG/MeshLab/meshlabserver.exe"
# Indicate the openMVG camera sensor width directory
CAMERA_SENSOR_WIDTH_DIRECTORY = OPENMVG_BIN
DEBUG=False
## HELPERS for terminal colors
BLACK, RED, GREEN, YELLOW, BLUE, MAGENTA, CYAN, WHITE = range(8)
NO_EFFECT, BOLD, UNDERLINE, BLINK, INVERSE, HIDDEN = (0,1,4,5,7,8)
#from Python cookbook, #475186
def has_colours(stream):
if not hasattr(stream, "isatty"):
return False
if not stream.isatty():
return False # auto color only on TTYs
try:
import curses
curses.setupterm()
return curses.tigetnum("colors") > 2
except:
# guess false in case of error
return False
has_colours = has_colours(sys.stdout)
def printout(text, colour=WHITE, background=BLACK, effect=NO_EFFECT):
if has_colours:
seq = "\x1b[%d;%d;%dm" % (effect, 30+colour, 40+background) + text + "\x1b[0m"
sys.stdout.write(seq+'\r\n')
else:
sys.stdout.write(text+'\r\n')
## OBJECTS to store config and data in
class ConfContainer(object):
"""Container for all the config variables"""
pass
conf=ConfContainer()
class aStep:
def __init__(self, info, cmd, opt):
self.info = info
self.cmd = cmd
self.opt = opt
class stepsStore :
def __init__(self):
self.steps_data=[
[ "Intrinsics analysis",
os.path.join(OPENMVG_BIN,"openMVG_main_SfMInit_ImageListing"),
["-i", "%input_dir%", "-o", "%matches_dir%", "-d", "%camera_file_params%"] ],
[ "Compute features",
os.path.join(OPENMVG_BIN,"openMVG_main_ComputeFeatures"),
["-i", "%matches_dir%/sfm_data.json", "-o", "%matches_dir%", "-m", "SIFT", "-n", "4"] ],
[ "Compute matches",
os.path.join(OPENMVG_BIN, "openMVG_main_ComputeMatches"),
["-i", "%matches_dir%/sfm_data.json", "-o", "%matches_dir%"] ],
[ "Incremental reconstruction",
os.path.join(OPENMVG_BIN, "openMVG_main_IncrementalSfM"),
["-i", "%matches_dir%/sfm_data.json", "-m", "%matches_dir%", "-o", "%reconstruction_dir%"] ],
[ "Export to openMVS",
os.path.join(OPENMVG_BIN,"openMVG_main_openMVG2openMVS"),
["-i", "%reconstruction_dir%/sfm_data_all.json", "-o", "%mvs_dir%/scene.mvs","-d","%mvs_dir%"]],
[ "Densify point cloud",
os.path.join(OPENMVS_BIN,"DensifyPointCloud"),
["scene.mvs", "-w","%mvs_dir%", "-d", "1", "-p", "3"]],
[ "Reconstruct the mesh",
os.path.join(OPENMVS_BIN,"ReconstructMesh"),
["scene_dense.mvs", "-w","%mvs_dir%"]],
[ "Simplify the mesh",
MESHLAB_BIN,
["-i", "%mvs_dir%/scene_dense_mesh.ply", "-o", "%mvs_dir%/scene_dense_mesh_sim.ply", "-s", "simplify300k.mlx"]],
[ "Replace the mesh",
os.path.join(OPENMVS_BIN, "ReplaceMesh"),
["%mvs_dir%", "scene_dense_mesh.mvs", "scene_dense_mesh_sim.ply", "scene_dense_mesh_sim.mvs"]],
[ "Refine the mesh",
os.path.join(OPENMVS_BIN,"RefineMesh"),
["scene_dense_mesh_sim.mvs", "-w","%mvs_dir%"]]
]
def __getitem__(self, indice):
return aStep(*self.steps_data[indice])
def length(self):
return len(self.steps_data)
def apply_conf(self, conf):
""" replace each %var% per conf.var value in steps data """
for s in self.steps_data :
o2=[]
for o in s[2]:
co=o.replace("%input_dir%",conf.input_dir)
co=co.replace("%output_dir%",conf.output_dir)
co=co.replace("%matches_dir%",conf.matches_dir)
co=co.replace("%reconstruction_dir%",conf.reconstruction_dir)
co=co.replace("%mvs_dir%",conf.mvs_dir)
co=co.replace("%camera_file_params%",conf.camera_file_params)
o2.append(co)
s[2]=o2
steps=stepsStore()
## ARGS
import argparse
parser = argparse.ArgumentParser(
formatter_class=argparse.RawDescriptionHelpFormatter,
description="Photogrammetry reconstruction with these steps : \r\n"+
"\r\n".join(("\t%i. %s\t %s" % (t, steps[t].info, steps[t].cmd) for t in range(steps.length())))
)
parser.add_argument('input_dir', help="the directory wich contains the pictures set.")
parser.add_argument('output_dir', help="the directory wich will contain the resulting files.")
parser.add_argument('-f','--first_step', type=int, default=0, help="the first step to process")
parser.add_argument('-l','--last_step', type=int, default=9, help="the last step to process" )
group = parser.add_argument_group('Passthrough',description="Option to be passed to command lines (remove - in front of option names)\r\ne.g. --1 p ULTRA to use the ULTRA preset in openMVG_main_ComputeFeatures")
for n in range(steps.length()) :
group.add_argument('--'+str(n), nargs='+')
parser.parse_args(namespace=conf) #store args in the ConfContainer
## FOLDERS
def mkdir_ine(dirname):
"""Create the folder if not presents"""
if not os.path.exists(dirname):
os.mkdir(dirname)
#Absolute path for input and ouput dirs
conf.input_dir=os.path.abspath(conf.input_dir)
conf.output_dir=os.path.abspath(conf.output_dir)
if not os.path.exists(conf.input_dir):
sys.exit("%s : path not found" % conf.input_dir)
conf.matches_dir = os.path.join(conf.output_dir, "matches")
conf.reconstruction_dir = os.path.join(conf.output_dir, "reconstruction_sequential")
conf.mvs_dir = os.path.join(conf.output_dir, "mvs")
conf.camera_file_params = os.path.join(CAMERA_SENSOR_WIDTH_DIRECTORY, "sensor_width_camera_database.txt")
mkdir_ine(conf.output_dir)
mkdir_ine(conf.matches_dir)
mkdir_ine(conf.reconstruction_dir)
mkdir_ine(conf.mvs_dir)
steps.apply_conf(conf)
# modify the json file to get currect input path
if os.path.exists(os.path.join(conf.matches_dir,"sfm_data.json")):
json_file = open(os.path.join(conf.matches_dir,"sfm_data.json"))
json_obj = json.load(json_file)
json_file.close()
json_obj["root_path"] = conf.input_dir
with open(os.path.join(conf.matches_dir,"sfm_data.json"), 'w') as outfile:
json.dump(json_obj, outfile)
if os.path.exists(os.path.join(conf.reconstruction_dir,"sfm_data_all.json")):
json_file = open(os.path.join(conf.reconstruction_dir,"sfm_data_all.json"))
json_obj = json.load(json_file)
json_file.close()
json_obj["root_path"] = conf.input_dir
with open(os.path.join(conf.reconstruction_dir,"sfm_data_all.json"), 'w') as outfile:
json.dump(json_obj, outfile)
## WALK
print("# Using input dir : %s" % conf.input_dir)
print("# output_dir : %s" % conf.output_dir)
print("# First step : %i" % conf.first_step)
print("# Last step : %i" % conf.last_step)
for cstep in range(conf.first_step, conf.last_step+1):
printout("#%i. %s" % (cstep, steps[cstep].info), effect=INVERSE)
opt=getattr(conf,str(cstep))
if opt is not None :
#add - sign to short options and -- to long ones
for o in range(0,len(opt),2):
if len(opt[o])>1:
opt[o]='-'+opt[o]
opt[o]='-'+opt[o]
else:
opt=[]
#Remove steps[cstep].opt options now defined in opt
for anOpt in steps[cstep].opt :
if anOpt in opt :
idx=steps[cstep].opt.index(anOpt)
if DEBUG :
print('#\t'+'Remove '+ str(anOpt) + ' from defaults options at id ' + str(idx))
del steps[cstep].opt[idx:idx+2]
cmdline = [steps[cstep].cmd] + steps[cstep].opt + opt
start_time = time.time()
if not DEBUG :
pStep = subprocess.Popen(cmdline)
pStep.wait()
else:
print('\t'+' '.join(cmdline))
elapsed_time = time.time() - start_time
print('Step {} elapsed time {}'.format(steps[cstep].info, elapsed_time))