jack_sample_t *p_src = NULL;
/* Get the next audio data buffer */
+ vlc_mutex_lock( &p_aout->output_fifo_lock );
aout_buffer_t *p_buffer = aout_FifoPop( p_aout, &p_aout->output.fifo );
+ vlc_mutex_unlock( &p_aout->output_fifo_lock );
+
if( p_buffer != NULL )
{
p_src = (jack_sample_t *)p_buffer->p_buffer;