code: def get_player_name():
      """
      Return enconder default application for system, either avconv or ffmpeg
      """
      if which("avplay"):
          return "avplay"
      elif which("ffplay"):
          return "ffplay"
      else:
          # should raise exception
          warn(
              "Couldn't find ffplay or avplay - defaulting to ffplay, but may not work",
              RuntimeWarning,
          )
          return "ffplay"
  
imports: from __future__ import division
  from io import BufferedReader
  import json
  import os
  import re
  import sys
  from subprocess import Popen, PIPE
  from math import log, ceil
  from tempfile import TemporaryFile
  from warnings import warn
  from functools import wraps
label_desc: Use image node_id 11 for calling a global function with example usage: get_player_name() and returns: str, str, str