在python ffmpeg上剪切、连接和转换

import subprocess

input_file = "input.mp4"
output_file = "output.mp4"
start_time = "00:00:05"
end_time = "00:00:15"

# 使用subprocess调用FFmpeg命令行工具
subprocess.run(["ffmpeg", "-i", input_file, "-ss", start_time, "-to", end_time, "-c", "copy", output_file])

import subprocess

input_file1 = "input1.mp4"
input_file2 = "input2.mp4"
output_file = "output.mp4"

# 创建包含两个视频文件路径的文本文件
with open("filelist.txt", "w") as f:
    f.write(f"file '{input_file1}'\n")
    f.write(f"file '{input_file2}'\n")

# 使用subprocess调用FFmpeg命令行工具
subprocess.run(["ffmpeg", "-f", "concat", "-i", "filelist.txt", "-c", "copy", output_file])

import subprocess

input_file = "input.mov"
output_file = "output.mp4"

# 使用subprocess调用FFmpeg命令行工具
subprocess.run(["ffmpeg", "-i", input_file, output_file])