+
+/*****************************************************************************
+ * 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->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_instance_t *p_aout, aout_input_t *p_input, aout_buffer_t *p_buffer )
+{
+ aout_BufferFree( p_buffer );
+
+ if( !p_input->p_input_thread )
+ return;
+
+ vlc_mutex_lock( &p_input->p_input_thread->p->counters.counters_lock);
+ stats_UpdateInteger( p_aout, p_input->p_input_thread->p->counters.p_lost_abuffers, 1, NULL );
+ vlc_mutex_unlock( &p_input->p_input_thread->p->counters.counters_lock);
+}
+
+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]->input.i_rate = INPUT_RATE_DEFAULT *
+ p_input->input.i_rate / p_input->i_last_input_rate;
+ p_input->pp_resamplers[0]->b_continuity = VLC_FALSE;
+ }
+}
+
+static int ChangeFiltersString( aout_instance_t * p_aout, const char* psz_variable,
+ const char *psz_name, vlc_bool_t b_add )
+{
+ vlc_value_t val;
+ char *psz_parser;
+
+ var_Get( p_aout, psz_variable, &val );
+
+ if( !val.psz_string ) val.psz_string = strdup("");
+
+ psz_parser = strstr( val.psz_string, psz_name );
+
+ if( b_add )
+ {
+ if( !psz_parser )
+ {
+ psz_parser = val.psz_string;
+ asprintf( &val.psz_string, (*val.psz_string) ? "%s:%s" : "%s%s",
+ val.psz_string, psz_name );
+ free( psz_parser );
+ }
+ else
+ {
+ return 0;
+ }
+ }
+ else
+ {
+ if( psz_parser )
+ {
+ memmove( psz_parser, psz_parser + strlen(psz_name) +
+ (*(psz_parser + strlen(psz_name)) == ':' ? 1 : 0 ),
+ strlen(psz_parser + strlen(psz_name)) + 1 );
+ }
+ else
+ {
+ free( val.psz_string );
+ return 0;
+ }
+ }
+
+ var_Set( p_aout, psz_variable, val );
+ free( val.psz_string );
+ return 1;
+}
+
+static int VisualizationCallback( vlc_object_t *p_this, char const *psz_cmd,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ aout_instance_t *p_aout = (aout_instance_t *)p_this;
+ char *psz_mode = newval.psz_string;
+ vlc_value_t val;
+ int i;
+ (void)psz_cmd; (void)oldval; (void)p_data;
+
+ if( !psz_mode || !*psz_mode )
+ {
+ ChangeFiltersString( p_aout, "audio-visual", "goom", VLC_FALSE );
+ ChangeFiltersString( p_aout, "audio-visual", "visual", VLC_FALSE );
+ ChangeFiltersString( p_aout, "audio-visual", "galaktos", VLC_FALSE );
+ }
+ else
+ {
+ if( !strcmp( "goom", psz_mode ) )
+ {
+ ChangeFiltersString( p_aout, "audio-visual", "visual", VLC_FALSE );
+ ChangeFiltersString( p_aout, "audio-visual", "goom", VLC_TRUE );
+ ChangeFiltersString( p_aout, "audio-visual", "galaktos", VLC_FALSE);
+ }
+ else if( !strcmp( "galaktos", psz_mode ) )
+ {
+ ChangeFiltersString( p_aout, "audio-visual", "visual", VLC_FALSE );
+ ChangeFiltersString( p_aout, "audio-visual", "goom", VLC_FALSE );
+ ChangeFiltersString( p_aout, "audio-visual", "galaktos", VLC_TRUE );
+ }
+ else
+ {
+ val.psz_string = psz_mode;
+ var_Create( p_aout, "effect-list", VLC_VAR_STRING );
+ var_Set( p_aout, "effect-list", val );
+
+ ChangeFiltersString( p_aout, "audio-visual", "goom", VLC_FALSE );
+ ChangeFiltersString( p_aout, "audio-visual", "visual", VLC_TRUE );
+ ChangeFiltersString( p_aout, "audio-visual", "galaktos", VLC_FALSE);
+ }
+ }
+
+ /* That sucks */
+ for( i = 0; i < p_aout->i_nb_inputs; i++ )
+ {
+ p_aout->pp_inputs[i]->b_restart = VLC_TRUE;
+ }
+
+ return VLC_SUCCESS;
+}
+
+static int EqualizerCallback( vlc_object_t *p_this, char const *psz_cmd,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ aout_instance_t *p_aout = (aout_instance_t *)p_this;
+ char *psz_mode = newval.psz_string;
+ vlc_value_t val;
+ int i;
+ int i_ret;
+ (void)psz_cmd; (void)oldval; (void)p_data;
+
+ if( !psz_mode || !*psz_mode )
+ {
+ i_ret = ChangeFiltersString( p_aout, "audio-filter", "equalizer",
+ VLC_FALSE );
+ }
+ else
+ {
+ val.psz_string = psz_mode;
+ var_Create( p_aout, "equalizer-preset", VLC_VAR_STRING );
+ var_Set( p_aout, "equalizer-preset", val );
+ i_ret = ChangeFiltersString( p_aout, "audio-filter", "equalizer",
+ VLC_TRUE );
+
+ }
+
+ /* That sucks */
+ if( i_ret == 1 )
+ {
+ for( i = 0; i < p_aout->i_nb_inputs; i++ )
+ {
+ p_aout->pp_inputs[i]->b_restart = VLC_TRUE;
+ }
+ }
+
+ return VLC_SUCCESS;
+}
+
+static int ReplayGainCallback( vlc_object_t *p_this, char const *psz_cmd,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ aout_instance_t *p_aout = (aout_instance_t *)p_this;
+ int i;
+
+ vlc_mutex_lock( &p_aout->mixer_lock );
+ for( i = 0; i < p_aout->i_nb_inputs; i++ )
+ ReplayGainSelect( p_aout, p_aout->pp_inputs[i] );
+
+ /* Restart the mixer (a trivial mixer may be in use) */
+ aout_MixerMultiplierSet( p_aout, p_aout->mixer.f_multiplier );
+ vlc_mutex_unlock( &p_aout->mixer_lock );
+
+ return VLC_SUCCESS;
+}
+
+static void ReplayGainSelect( aout_instance_t *p_aout, aout_input_t *p_input )
+{
+ char *psz_replay_gain = var_GetString( p_aout, "audio-replay-gain-mode" );
+ int i_mode;
+ int i_use;
+ float f_gain;
+
+ p_input->f_multiplier = 1.0;
+
+ if( !psz_replay_gain )
+ return;
+
+ /* Find select mode */
+ if( !strcmp( psz_replay_gain, "track" ) )
+ i_mode = AUDIO_REPLAY_GAIN_TRACK;
+ else if( !strcmp( psz_replay_gain, "album" ) )
+ i_mode = AUDIO_REPLAY_GAIN_ALBUM;
+ else
+ i_mode = AUDIO_REPLAY_GAIN_MAX;
+
+ /* If the select mode is not available, prefer the other one */
+ i_use = i_mode;
+ if( i_use != AUDIO_REPLAY_GAIN_MAX && !p_input->replay_gain.pb_gain[i_use] )
+ {
+ for( i_use = 0; i_use < AUDIO_REPLAY_GAIN_MAX; i_use++ )
+ {
+ if( p_input->replay_gain.pb_gain[i_use] )
+ break;
+ }
+ }
+
+ /* */
+ if( i_use != AUDIO_REPLAY_GAIN_MAX )
+ f_gain = p_input->replay_gain.pf_gain[i_use] + var_GetFloat( p_aout, "audio-replay-gain-preamp" );
+ else if( i_mode != AUDIO_REPLAY_GAIN_MAX )
+ f_gain = var_GetFloat( p_aout, "audio-replay-gain-default" );
+ else
+ f_gain = 0.0;
+ p_input->f_multiplier = pow( 10.0, f_gain / 20.0 );
+
+ /* */
+ if( p_input->replay_gain.pb_peak[i_use] &&
+ var_GetBool( p_aout, "audio-replay-gain-peak-protection" ) &&
+ p_input->replay_gain.pf_peak[i_use] * p_input->f_multiplier > 1.0 )
+ {
+ p_input->f_multiplier = 1.0f / p_input->replay_gain.pf_peak[i_use];
+ }
+
+ free( psz_replay_gain );
+}
+