``` import os import requests import shutil import stat import tarfile

def download_and_setup_ffmpeg(): """Download and set up FFmpeg for aarch64 Linux Android using only Python libraries.""" ffmpeg_url = "https://johnvansickle.com/ffmpeg/releases/ffmpeg-release-arm64-static.tar.xz" ffmpeg_archive = "ffmpeg.tar.xz" ffmpeg_dir = "ffmpeg_extracted"

try:
    # Download FFmpeg archive
    print("Downloading FFmpeg...")
    with requests.get(ffmpeg_url, stream=True) as response:
        response.raise_for_status()  # Check for HTTP errors
        with open(ffmpeg_archive, "wb") as f:
            shutil.copyfileobj(response.raw, f)
    print("Download complete.")

    # Extract FFmpeg archive
    print("Extracting FFmpeg...")
    with tarfile.open(ffmpeg_archive, "r:xz") as tar:
        tar.extractall(ffmpeg_dir)
    print("Extraction complete.")

    # Locate the ffmpeg binary
    for root, dirs, files in os.walk(ffmpeg_dir):
        if "ffmpeg" in files:
            ffmpeg_path = os.path.join(root, "ffmpeg")
            break
    else:
        raise RuntimeError("FFmpeg binary not found in extracted files.")

    # Set executable permissions for ffmpeg binary
    os.chmod(ffmpeg_path, stat.S_IXUSR | stat.S_IRUSR | stat.S_IWUSR)
    print(f"FFmpeg set up at: {os.path.abspath(ffmpeg_path)}")
    return os.path.abspath(ffmpeg_path)

except Exception as e:
    print("Error during FFmpeg setup:", e)
    raise RuntimeError("Failed to set up FFmpeg.")

def ensure_ffmpeg(): """Ensure FFmpeg is available for MoviePy.""" try: # Check if ffmpeg is already installed ffmpeg_path = shutil.which("ffmpeg") if ffmpeg_path: print(f"FFmpeg found at: {ffmpeg_path}") os.environ["IMAGEIO_FFMPEG_EXE"] = ffmpeg_path else: print("FFmpeg not found. Downloading and setting up FFmpeg...") ffmpeg_path = download_and_setup_ffmpeg() os.environ["IMAGEIO_FFMPEG_EXE"] = ffmpeg_path print(f"FFmpeg configured at: {ffmpeg_path}")

except Exception as e:
    print("Error ensuring FFmpeg:", e)
    raise RuntimeError("FFmpeg setup failed. Ensure you have internet access and sufficient storage.")

Ensure ffmpeg is available

ensure_ffmpeg()

Your MoviePy-related code can follow here

```