将指定目录中的 MP4 视频转码为 MP3 音频的 python 脚本 - 头喜

24 十二月 '18

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Author: Gui


import os
import subprocess


def get_source_file_list(source_dir):
    if os.path.exists(source_dir):
        file_list = []
        for root, folders, file_items in os.walk(source_dir):
            for file_item in file_items:
                file_path = os.path.join(root, file_item)
                if os.path.splitext(file_path)[-1].lower() == '.mp4':
                    file_list.append(file_path)

        return file_list


if __name__ == "__main__":
    # Set the source_dir & ffmpeg bin path.
    source_dir = r"E:\\video\\satoshi"
    ffmpeg_bin = "ffmpeg.exe"

    # Get all the mp4 files.
    file_list = get_source_file_list(source_dir)

    # Construct the path then do the conversion.
    for i in file_list:
        target_dir = os.path.dirname(i)

        source_file_base_name = os.path.basename(i)
        target_file_base_name = os.path.splitext(source_file_base_name)[0] + '.mp3'

        target_file_name = target_dir + os.sep + target_file_base_name

        if not os.path.exists(target_file_name):
            # Do the conversion.
            print("Converting [{0}] to [{1}]...".format(i, target_file_name))

            return_code = subprocess.call([ffmpeg_bin, "-i", i, target_file_name])
            if return_code:
                print("Conversion Error for <{0}>!".format(i))
                continue
        else:
            print("Target file existed.")

GuiGui Zhenwei

24 十二月 '18

可以贴代码，支持缩进，还能颜色高亮，不错！