if( p_sys->p_block_audio ) block_Release( p_sys->p_block_audio );
if( p_sys->p_jack_client ) jack_client_close( p_sys->p_jack_client );
if( p_sys->p_jack_ringbuffer ) jack_ringbuffer_free( p_sys->p_jack_ringbuffer );
if( p_sys->p_block_audio ) block_Release( p_sys->p_block_audio );
if( p_sys->p_jack_client ) jack_client_close( p_sys->p_jack_client );
if( p_sys->p_jack_ringbuffer ) jack_ringbuffer_free( p_sys->p_jack_ringbuffer );