import_skeleton.py

#!/usr/bin/env python
#
# Copyright 2019 DFKI GmbH.
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import bson
import bz2
import argparse
from motion_database_server.schema import DBSchema, TABLES
from motion_database_server.motion_file_database import MotionFileDatabase
from motion_database_server.utils import load_json_file
from anim_utils.animation_data import BVHReader, SkeletonBuilder

CONFIG_FILE = "db_server_config.json"

def add_skeleton(db_path, name, bvh_file, skeleton_model_file):
    
    schema = DBSchema(TABLES)
    db = MotionFileDatabase(schema)
    db.connect_to_database(db_path)
    bvh = BVHReader(bvh_file)
    skeleton = SkeletonBuilder().load_from_bvh(bvh)
    data = skeleton.to_unity_format()
    data = bz2.compress(bson.dumps(data))
    meta_data = None
    if skeleton_model_file is not None:
        meta_data = load_json_file(skeleton_model_file)
        meta_data = bz2.compress(bson.dumps(meta_data))
    db.add_new_skeleton(name, data, meta_data)
    db.close()

if __name__ == "__main__":
    config = load_json_file(CONFIG_FILE)
    parser = argparse.ArgumentParser(description='Import skeleton to db.')
    parser.add_argument('name', help='name')
    parser.add_argument('bvh_file', help='BVH file')
    parser.add_argument('skeleton_model', nargs="?", default=None, help='JSON file')
    args = parser.parse_args()
    if args.name is not None and args.bvh_file is not None:
        db_path = config["db_path"]
        add_skeleton(db_path, args.name, args.bvh_file, args.skeleton_model)