39 lines
954 B
Python
39 lines
954 B
Python
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# -*- coding: utf-8 -*-
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"""
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裁剪视频：丢弃前30分钟，保留后面部分
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"""
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import subprocess
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from pathlib import Path
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import imageio_ffmpeg
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FFMPEG_PATH = imageio_ffmpeg.get_ffmpeg_exe()
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# 输入输出（直接覆盖原文件）
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input_file = Path(r"D:\AA_Work\AIEC-团队开发规范Skills\视频分割\原视频\20251209135052-信通院云大所市场部-张媛媛预定的会议-视频-1.mp4")
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temp_file = input_file.with_suffix('.tmp.mp4')
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# 丢弃前30分钟
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skip_seconds = 30 * 60 # 30分钟
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cmd = [
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FFMPEG_PATH,
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'-y',
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'-ss', str(skip_seconds), # 跳过前30分钟
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'-i', str(input_file),
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'-c', 'copy', # 不重新编码，速度快
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'-avoid_negative_ts', 'make_zero',
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str(temp_file)
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]
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print(f"文件: {input_file.name}")
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print(f"跳过前 30 分钟，裁剪中...")
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subprocess.run(cmd)
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# 替换原文件
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import os
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os.remove(input_file)
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temp_file.rename(input_file)
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print("完成! 原文件已更新")
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