修改下面的python3代码为可插入文件夹路径并扫描路径下的mp4视频import subprocessinput_file = 1mp4output_file = outputmp4cmd = ffmpeg -i input_file -empty_hdlr_name 1 -metadatasv0 language=jpn -metadatasa0 language=jpn -c c

import os import subprocess

folder_path = "/path/to/folder" # 替换为你要扫描的文件夹路径 output_folder = "/path/to/output" # 替换为你要输出的文件夹路径

for filename in os.listdir(folder_path): if filename.endswith(".mp4"): input_file = os.path.join(folder_path, filename) output_file = os.path.join(output_folder, "output_" + filename) cmd = ['ffmpeg', '-i', input_file, '-empty_hdlr_name', '1', '-metadata:s:v:0', 'language=jpn', '-metadata:s:a:0', 'language=jpn', '-c', 'copy', '-disposition:v:1', 'attached_pic', output_file] subprocess.run(cmd, check=True