in dataset/Kinetics/scripts/convert_videos.py [0:0]
def read_video_list(root_folder):
video_list = []
subfolders = [ os.path.join(root_folder, name) for name in os.listdir(root_folder) if os.path.isdir(os.path.join(root_folder, name)) ]
for folder_i in subfolders:
videos = [ os.path.join(folder_i, name) for name in os.listdir(folder_i) if name.endswith('.mp4') ]
video_list = video_list + videos
return video_list