Get JSON from FFProbe

ffprobe_json.py

import json
import subprocess
from pathlib import Path

def ffprobe(path: Path):
    cmd = [
        "ffprobe",
        "-v", "error",
        "-select_streams", "v",
        "-show_entries", "format=filename:stream=height",
        "-of", "json",
        path.absolute(),
    ]

    result = subprocess.run(
        cmd,
        stdout=subprocess.PIPE,
        stderr=subprocess.PIPE,
        universal_newlines=True
    )

    if result.returncode != 0:
        raise RuntimeError(result.stderr)

    return json.loads(result.stdout)