Python get ffmpeg进程

import subprocess

def get_ffmpeg_processes():
    try:
        output = subprocess.check_output("tasklist", shell=True)
        lines = output.decode().split("\n")
        
        ffmpeg_processes = []
        for line in lines:
            if "ffmpeg.exe" in line:
                process_info = line.split()
                pid = process_info[1]
                name = process_info[0]
                cpu_usage = process_info[2]
                memory_usage = process_info[4]
                ffmpeg_processes.append({
                    "pid": pid,
                    "name": name,
                    "cpu_usage": cpu_usage,
                    "memory_usage": memory_usage
                })
                
        return ffmpeg_processes

    except subprocess.CalledProcessError as e:
        print("Error:", e.output)

# 调用函数获取ffmpeg进程信息
ffmpeg_processes = get_ffmpeg_processes()

# 打印结果
for process in ffmpeg_processes:
    print("PID:", process["pid"])
    print("Name:", process["name"])
    print("CPU Usage:", process["cpu_usage"])
    print("Memory Usage:", process["memory_usage"])
    print("-" * 20)