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| """ | |
| This file is adapted from https://github.com/Fyusion/LLFF. | |
| """ | |
| import os | |
| import sys | |
| import argparse | |
| import subprocess | |
| def run_colmap(basedir, match_type): | |
| logfile_name = os.path.join(basedir, 'colmap_output.txt') | |
| logfile = open(logfile_name, 'w') | |
| feature_extractor_args = [ | |
| 'colmap', 'feature_extractor', | |
| '--database_path', os.path.join(basedir, 'database.db'), | |
| '--image_path', os.path.join(basedir, 'images'), | |
| '--ImageReader.single_camera', '1' | |
| ] | |
| feat_output = ( subprocess.check_output(feature_extractor_args, universal_newlines=True) ) | |
| logfile.write(feat_output) | |
| print('Features extracted') | |
| exhaustive_matcher_args = [ | |
| 'colmap', match_type, | |
| '--database_path', os.path.join(basedir, 'database.db'), | |
| ] | |
| match_output = ( subprocess.check_output(exhaustive_matcher_args, universal_newlines=True) ) | |
| logfile.write(match_output) | |
| print('Features matched') | |
| p = os.path.join(basedir, 'sparse') | |
| if not os.path.exists(p): | |
| os.makedirs(p) | |
| mapper_args = [ | |
| 'colmap', 'mapper', | |
| '--database_path', os.path.join(basedir, 'database.db'), | |
| '--image_path', os.path.join(basedir, 'images'), | |
| '--output_path', os.path.join(basedir, 'sparse'), # --export_path changed to --output_path in colmap 3.6 | |
| '--Mapper.num_threads', '16', | |
| '--Mapper.init_min_tri_angle', '4', | |
| '--Mapper.multiple_models', '0', | |
| '--Mapper.extract_colors', '0', | |
| ] | |
| map_output = ( subprocess.check_output(mapper_args, universal_newlines=True) ) | |
| logfile.write(map_output) | |
| logfile.close() | |
| print('Sparse map created') | |
| print( 'Finished running COLMAP, see {} for logs'.format(logfile_name) ) | |
| def gen_poses(basedir, match_type): | |
| files_needed = ['{}.bin'.format(f) for f in ['cameras', 'images', 'points3D']] | |
| if os.path.exists(os.path.join(basedir, 'sparse/0')): | |
| files_had = os.listdir(os.path.join(basedir, 'sparse/0')) | |
| else: | |
| files_had = [] | |
| if not all([f in files_had for f in files_needed]): | |
| print( 'Need to run COLMAP' ) | |
| run_colmap(basedir, match_type) | |
| else: | |
| print('Don\'t need to run COLMAP') | |
| return True | |
| if __name__=='__main__': | |
| parser = argparse.ArgumentParser() | |
| parser.add_argument('--match_type', type=str, | |
| default='exhaustive_matcher', help='type of matcher used. Valid options: \ | |
| exhaustive_matcher sequential_matcher. Other matchers not supported at this time') | |
| parser.add_argument('scenedir', type=str, | |
| help='input scene directory') | |
| args = parser.parse_args() | |
| if args.match_type != 'exhaustive_matcher' and args.match_type != 'sequential_matcher': | |
| print('ERROR: matcher type ' + args.match_type + ' is not valid. Aborting') | |
| sys.exit() | |
| gen_poses(args.scenedir, args.match_type) | |