bvh_to_csv

bvh_to_csv.py

import csv
from bvh import Bvh

with open('your_file.bvh') as f:
    mocap = Bvh(f.read())

with open('output.csv', 'w', newline='') as f:
    writer = csv.writer(f)
    writer.writerow(['Frame', 'Rotation_X', 'Rotation_Y', 'Rotation_Z'])
    
    for i in range(mocap.nframes):
        rotation = mocap.joint_rotation('Hips', i)
        writer.writerow([i] + rotation)