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B站缓存整理工具

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用python把B站的缓存转化为MP4文件

python:

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#make by 纯白 2020.4.6
import os
import json
videopath = os.path.abspath('.')
episodes = os.listdir(videopath)
episodes.remove(os.path.basename(__file__))
for episode in episodes:
    episodePath = videopath+'\\%s\\' % episode
    contents = os.listdir(episodePath)
    for c in contents:
        if(os.path.isdir(episodePath+c)):
            blvPath = c
        elif c == 'entry.json':
            with open(episodePath+c, encoding='UTF-8') as jsonf:
                temp = json.load(jsonf)
                titletemp = temp['page_data']['part']
                title = titletemp
    blvs = os.listdir(episodePath+blvPath)
    with open(episodePath + blvPath + '\\list.txt', 'w', encoding='utf-8') as f:
        # 创建list.txt，用于依次存取每个视频的文件名
        isblv = True
        for blv in blvs:
            if blv == 'audio.m4s':
                isblv = False
                break
            elif os.path.splitext(blv)[1] == '.blv':  # 依次寻找blv文件
                f.write("file '%s'\n" % blv)  # list.txt 以“file '文件名'”的格式一行行存储
    if isblv:
        cmd = r'%s && cd %s && ffmpeg -f concat -i list.txt -c copy "%s.mp4"' % (
            videopath[0:2], episodePath + blvPath, videopath+'\\'+title)
    else:
        cmd = r'%s && cd %s && ffmpeg -i video.m4s -i audio.m4s -c copy "%s.mp4"' % (
            videopath[0:2], episodePath + blvPath, videopath+'\\'+title)
# 首先定位到视频所在盘，然后cd到视频片段所在的目录，
# 最后运行ffmpeg的命令
    os.system(cmd)  # 执行命
    # print(cmd)
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