pip install moviepy

from moviepy.editor import AudioFileClip, VideoFileClip, CompositeVideoClip

def merge_and_trim_audio_video(video_file, audio_file, output_file):
    # 讀取視頻和音頻文件
    video = VideoFileClip(video_file)
    audio = AudioFileClip(audio_file)

    # 獲取視頻和音頻的時(shí)長(zhǎng)
    video_duration = video.duration
    audio_duration = audio.duration

    # 如果音頻比視頻長(zhǎng)，裁剪音頻
    if audio_duration > video_duration:
        audio = audio.subclip(0, video_duration)
        # 如果視頻比音頻長(zhǎng)，你可能想要重復(fù)音頻或保持視頻靜音，這里我們選擇裁剪視頻
    elif video_duration > audio_duration:
        video = video.subclip(0, audio_duration)

        # 合并音頻和視頻
    final_clip = video.set_audio(audio)

    # 寫(xiě)入輸出文件
    final_clip.write_videofile(output_file, codec='libx264', audio_codec='aac')


# 使用示例
merge_and_trim_audio_video(r'D:\test\video.mp4', r'D:\test\眉飛色舞.mp3', r'D:\test\output.mp4')

import ffmpeg

# 裁剪視頻的命令
input_file = r'D:\test\output.mp4'
output_file = r'D:\test\output-2.mp4'
start_time = 10  # 裁剪開(kāi)始時(shí)間（秒）
duration = 20    # 裁剪持續(xù)時(shí)間（秒）

ffmpeg.input(input_file, ss=start_time).output(output_file, t=duration).run() 

from pydub import AudioSegment

# 加載音頻文件
audio = AudioSegment.from_file("r'D:\test\眉飛色舞.mp3'")

# 裁剪音頻
start_time = 10  # 開(kāi)始裁剪的時(shí)間（毫秒）
duration = 2000  # 裁剪持續(xù)時(shí)間（毫秒）

audio = audio[start_time:start_time+duration]

# 導(dǎo)出裁剪后的音頻
audio.export("r'D:\test\眉飛色舞-cut.mp3'", format="mp3")