class_docstr: Write a video based on a numpy array.
  
  Subclass/wrap FFmpegWriter to make it easy to switch to a different library.
class_docstr_tok: ["Write","a","video","based","on","a","numpy","array",".","Subclass\/wrap","FFmpegWriter","to","make","it","easy","to","switch","to","a","different","library","."]
docstr: Add a frame to the video based on a numpy array.
docstr_tok: ["Add","a","frame","to","the","video","based","on","a","numpy","array","."]
code: def add(self, frame):
      """Add a frame to the video based on a numpy array."""
      self.writeFrame(frame)
  
imports: from skvideo import io
label_desc: Use image node_id 2 for calling the VideoWriter obj's underlying member method code with example usage: obj.add(frame) without return types