| # Copyright (c) 2022, ETH Zurich and UNC Chapel Hill. | |
| # All rights reserved. | |
| # | |
| # Redistribution and use in source and binary forms, with or without | |
| # modification, are permitted provided that the following conditions are met: | |
| # | |
| # * Redistributions of source code must retain the above copyright | |
| # notice, this list of conditions and the following disclaimer. | |
| # | |
| # * Redistributions in binary form must reproduce the above copyright | |
| # notice, this list of conditions and the following disclaimer in the | |
| # documentation and/or other materials provided with the distribution. | |
| # | |
| # * Neither the name of ETH Zurich and UNC Chapel Hill nor the names of | |
| # its contributors may be used to endorse or promote products derived | |
| # from this software without specific prior written permission. | |
| # | |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE | |
| # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| # POSSIBILITY OF SUCH DAMAGE. | |
| # | |
| # Author: Johannes L. Schoenberger (jsch-at-demuc-dot-de) | |
| # This script merges multiple homogeneous PLY files into a single PLY file. | |
| import os | |
| import glob | |
| import argparse | |
| import numpy as np | |
| import plyfile | |
| def parse_args(): | |
| parser = argparse.ArgumentParser() | |
| parser.add_argument("--folder_path", required=True) | |
| parser.add_argument("--merged_path", required=True) | |
| args = parser.parse_args() | |
| return args | |
| def main(): | |
| args = parse_args() | |
| files = [] | |
| for file_name in os.listdir(args.folder_path): | |
| if len(file_name) < 4 or file_name[-4:].lower() != ".ply": | |
| continue | |
| print("Reading file", file_name) | |
| file = plyfile.PlyData.read(os.path.join(args.folder_path, file_name)) | |
| for element in file.elements: | |
| files.append(element.data) | |
| print("Merging files") | |
| merged_file = np.concatenate(files, -1) | |
| merged_el = plyfile.PlyElement.describe(merged_file, 'vertex') | |
| print("Writing merged file") | |
| plyfile.PlyData([merged_el]).write(args.merged_path) | |
| if __name__ == '__main__': | |
| main() | |