+/*****************************************************************************
+ * static functions
+ *****************************************************************************/
+
+static void inputFailure( aout_instance_t * p_aout, aout_input_t * p_input,
+ const char * psz_error_message )
+{
+ /* error message */
+ msg_Err( p_aout, "%s", psz_error_message );
+
+ /* clean up */
+ aout_FiltersDestroyPipeline( p_aout, p_input->pp_filters,
+ p_input->i_nb_filters );
+ aout_FiltersDestroyPipeline( p_aout, p_input->pp_resamplers,
+ p_input->i_nb_resamplers );
+ aout_FifoDestroy( p_aout, &p_input->mixer.fifo );
+ var_Destroy( p_aout, "visual" );
+ var_Destroy( p_aout, "equalizer" );
+ var_Destroy( p_aout, "audio-filter" );
+ var_Destroy( p_aout, "audio-visual" );
+
+ var_Destroy( p_aout, "audio-replay-gain-mode" );
+ var_Destroy( p_aout, "audio-replay-gain-default" );
+ var_Destroy( p_aout, "audio-replay-gain-preamp" );
+ var_Destroy( p_aout, "audio-replay-gain-peak-protection" );
+
+ /* error flag */
+ p_input->b_error = 1;
+}
+
+static void inputDrop( aout_input_t *p_input, aout_buffer_t *p_buffer )
+{
+ aout_BufferFree( p_buffer );
+
+ p_input->i_buffer_lost++;
+}
+
+static void inputResamplingStop( aout_input_t *p_input )
+{
+ p_input->i_resampling_type = AOUT_RESAMPLING_NONE;
+ if( p_input->i_nb_resamplers != 0 )
+ {
+ p_input->pp_resamplers[0]->fmt_in.audio.i_rate =
+ ( p_input->pp_resamplers[0] == p_input->p_playback_rate_filter )
+ ? INPUT_RATE_DEFAULT * p_input->input.i_rate / p_input->i_last_input_rate
+ : p_input->input.i_rate;
+ }
+}
+
+static vout_thread_t *RequestVout( void *p_private,
+ vout_thread_t *p_vout, video_format_t *p_fmt, bool b_recycle )
+{
+ aout_instance_t *p_aout = p_private;
+ VLC_UNUSED(b_recycle);
+ vout_configuration_t cfg = {
+ .vout = p_vout,
+ .input = NULL,
+ .fmt = p_fmt,
+ };
+ return vout_Request( p_aout, &cfg );
+}
+
+vout_thread_t *aout_filter_RequestVout( filter_t *p_filter,
+ vout_thread_t *p_vout, video_format_t *p_fmt )
+{
+ aout_input_t *p_input = p_filter->p_owner->p_input;
+ aout_request_vout_t *p_request = &p_input->request_vout;
+
+ /* XXX: this only works from audio input */
+ /* If you want to use visualization filters from another place, you will
+ * need to add a new pf_aout_request_vout callback or store a pointer
+ * to aout_request_vout_t inside filter_t (i.e. a level of indirection). */
+
+ return p_request->pf_request_vout( p_request->p_private,
+ p_vout, p_fmt, p_input->b_recycle_vout );
+}
+
+static int ChangeFiltersString( aout_instance_t * p_aout, const char* psz_variable,
+ const char *psz_name, bool b_add )
+{
+ return AoutChangeFilterString( VLC_OBJECT(p_aout), p_aout,
+ psz_variable, psz_name, b_add ) ? 1 : 0;
+}
+