vlc.AudioSetupCb
================

.. py:class:: vlc.AudioSetupCb

   Bases: :py:obj:`ctypes.c_void_p`


   Callback prototype to setup the audio playback.

   This is called when the media player needs to create a new audio output.

   :param opaque: pointer to the data pointer passed to.
       :func:`libvlc_audio_set_callbacks` [IN/OUT].
   :param format: 4 bytes sample format [IN/OUT].
   :param rate: sample rate [IN/OUT].
   :param channels: channels count [IN/OUT].

   :return: 0 on success, anything else to skip audio playback.

   Initialize self.  See help(type(self)) for accurate signature.