def METHOD_NAME():
    device_root = "/sys/class/video4linux"
    devices = {} # Name -> device
    if os.path.exists(device_root):
        for device in os.listdir(device_root):
            path = os.path.join(device_root, device, 'name')
            try:
                with open(path, encoding='utf-8') as f:
                    name = f.read()
            except Exception:
                continue
            name = name.strip('\n')
            devices[name] = os.path.join("/dev", device)
    return devices