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--- /dev/null
+/*****************************************************************************
+ * equalizer.m: MacOS X interface module
+ *****************************************************************************
+ * Copyright (C) 2004 VideoLAN
+ * $Id: equalizer.m 1 2004-08-07 23:50:00Z djc $
+ *
+ * Authors: J\8er\99me Decoodt <djc@videolan.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Preamble
+ *****************************************************************************/
+#include <vlc/vlc.h>
+#include <vlc/aout.h>
+#include <aout_internal.h>
+
+#include "intf.h"
+
+#include <math.h>
+
+#include "equalizer.h"
+
+/*****************************************************************************
+ * VLCEqualizer implementation
+ *****************************************************************************/
+@implementation VLCEqualizer
+
+static void ChangeFiltersString( intf_thread_t *p_intf,
+ aout_instance_t * p_aout,
+ char *psz_name, vlc_bool_t b_add )
+{
+ char *psz_parser, *psz_string;
+
+ if( p_aout )
+ {
+ psz_string = var_GetString( p_aout, "audio-filter" );
+ }
+ else
+ {
+ psz_string = config_GetPsz( p_intf, "audio-filter" );
+ }
+
+ if( !psz_string ) psz_string = strdup("");
+
+ psz_parser = strstr( psz_string, psz_name );
+
+ if( b_add )
+ {
+ if( !psz_parser )
+ {
+ psz_parser = psz_string;
+ asprintf( &psz_string, (*psz_string) ? "%s,%s" : "%s%s",
+ psz_string, psz_name );
+ free( psz_parser );
+ }
+ else
+ {
+ return;
+ }
+ }
+ 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 );
+
+ if( *(psz_string+strlen(psz_string ) -1 ) == ',' )
+ {
+ *(psz_string+strlen(psz_string ) -1 ) = '\0';
+ }
+ }
+ else
+ {
+ free( psz_string );
+ return;
+ }
+ }
+
+ if( p_aout == NULL )
+ {
+ config_PutPsz( p_intf, "audio-filter", psz_string );
+ }
+ else
+ {
+ int i;
+ var_SetString( p_aout, "audio-filter", psz_string );
+ for( i = 0; i < p_aout->i_nb_inputs; i++ )
+ {
+ p_aout->pp_inputs[i]->b_restart = VLC_TRUE;
+ }
+ }
+ free( psz_string );
+}
+
+static vlc_bool_t GetFiltersStatus( intf_thread_t *p_intf,
+ aout_instance_t * p_aout,
+ char *psz_name )
+{
+ char *psz_parser, *psz_string;
+
+ if( p_aout )
+ {
+ psz_string = var_GetString( p_aout, "audio-filter" );
+ }
+ else
+ {
+ psz_string = config_GetPsz( p_intf, "audio-filter" );
+ }
+
+ if( !psz_string ) psz_string = strdup("");
+
+ psz_parser = strstr( psz_string, psz_name );
+
+ free( psz_string );
+
+ if (psz_parser)
+ return VLC_TRUE;
+ else
+ return VLC_FALSE;
+}
+
+- (IBAction)bandSliderUpdated:(id)sender
+{
+ intf_thread_t * p_intf = VLCIntf;
+ aout_instance_t *p_aout= (aout_instance_t *)vlc_object_find(p_intf,
+ VLC_OBJECT_AOUT, FIND_ANYWHERE);
+ char psz_values[102];
+ memset( psz_values, 0, 102 );
+
+ /* Write the new bands values */
+/* TODO: write a generic code instead of ten times the same thing */
+
+ sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band1 floatValue] );
+ sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band2 floatValue] );
+ sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band3 floatValue] );
+ sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band4 floatValue] );
+ sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band5 floatValue] );
+ sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band6 floatValue] );
+ sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band7 floatValue] );
+ sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band8 floatValue] );
+ sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band9 floatValue] );
+ sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band10 floatValue] );
+
+ if( p_aout == NULL )
+ {
+ config_PutPsz( p_intf, "equalizer-bands", psz_values );
+ msg_Dbg( p_intf, "equalizer settings set to %s", psz_values);
+ }
+ else
+ {
+ var_SetString( p_aout, "equalizer-bands", psz_values );
+ msg_Dbg( p_intf, "equalizer settings changed to %s", psz_values);
+ vlc_object_release( p_aout );
+ }
+}
+
+- (IBAction)changePreset:(id)sender
+{
+ intf_thread_t * p_intf = VLCIntf;
+ float preamp, band[10];
+ char *p, *p_next;
+ int b_2p;
+ int i;
+ aout_instance_t *p_aout= (aout_instance_t *)vlc_object_find(p_intf,
+ VLC_OBJECT_AOUT, FIND_ANYWHERE);
+
+ vlc_bool_t enabled = GetFiltersStatus( p_intf, p_aout, "equalizer" );
+
+static char *preset_list[] = {
+ "flat", "classical", "club", "dance", "fullbass", "fullbasstreeble",
+ "fulltreeble", "headphones","largehall", "live", "party", "pop", "reggae",
+ "rock", "ska", "soft", "softrock", "techno"
+};
+
+ if( p_aout == NULL )
+ {
+ config_PutPsz( p_intf, "equalizer-preset",preset_list[[sender indexOfSelectedItem]] );
+ }
+ else
+ {
+ var_SetString( p_aout , "equalizer-preset" ,preset_list[[sender indexOfSelectedItem]] );
+ vlc_object_release( p_aout );
+ }
+
+
+ if( ( p_aout == NULL ) || ( enabled == VLC_FALSE ) )
+ {
+ preamp = config_GetFloat( p_intf, "equalizer-preamp" );
+ p = config_GetPsz( p_intf, "equalizer-bands");
+ b_2p = config_GetInt( p_intf, "equalizer-2pass" );
+ }
+ else
+ {
+ preamp = var_GetFloat( p_aout, "equalizer-preamp" );
+ p = var_GetString( p_aout, "equalizer-bands" );
+ b_2p = var_GetBool( p_aout, "equalizer-2pass" );
+ vlc_object_release( p_aout );
+ }
+
+/* Set the preamp slider */
+ [o_slider_preamp setFloatValue: preamp];
+
+/* Set the bands slider */
+ for( i = 0; i < 10; i++ )
+ {
+ /* Read dB -20/20 */
+#ifdef HAVE_STRTOF
+ band[i] = strtof( p, &p_next );
+#else
+ band[i] = (float) strtod( p, &p_next );
+#endif
+ if( !p_next || p_next == p ) break; /* strtof() failed */
+
+ if( !*p ) break; /* end of line */
+ p=p_next+1;
+ }
+ [o_slider_band1 setFloatValue: band[0]];
+ [o_slider_band2 setFloatValue: band[1]];
+ [o_slider_band3 setFloatValue: band[2]];
+ [o_slider_band4 setFloatValue: band[3]];
+ [o_slider_band5 setFloatValue: band[4]];
+ [o_slider_band6 setFloatValue: band[5]];
+ [o_slider_band7 setFloatValue: band[6]];
+ [o_slider_band8 setFloatValue: band[7]];
+ [o_slider_band9 setFloatValue: band[8]];
+ [o_slider_band10 setFloatValue: band[9]];
+
+ if( enabled == VLC_TRUE )
+ [o_btn_enable setState:NSOnState];
+ else
+ [o_btn_enable setState:NSOffState];
+
+ [o_btn_2pass setState:( ( b_2p == VLC_TRUE )?NSOnState:NSOffState )];
+}
+
+- (IBAction)enable:(id)sender
+{
+ intf_thread_t * p_intf = VLCIntf;
+ aout_instance_t *p_aout= (aout_instance_t *)vlc_object_find(p_intf,
+ VLC_OBJECT_AOUT, FIND_ANYWHERE);
+ ChangeFiltersString( p_intf,p_aout, "equalizer", [sender state]);
+
+ if( p_aout != NULL )
+ vlc_object_release( p_aout );
+}
+
+- (IBAction)preampSliderUpdated:(id)sender
+{
+ intf_thread_t * p_intf = VLCIntf;
+ float f= [sender floatValue] ;
+
+ aout_instance_t *p_aout= (aout_instance_t *)vlc_object_find(p_intf,
+ VLC_OBJECT_AOUT, FIND_ANYWHERE);
+
+ if( p_aout == NULL )
+ {
+ config_PutFloat( p_intf, "equalizer-preamp", f );
+ }
+ else
+ {
+ var_SetFloat( p_aout, "equalizer-preamp", f );
+ vlc_object_release( p_aout );
+ }
+}
+
+- (IBAction)toggleWindow:(id)sender
+{
+ if( [o_window isVisible] )
+ {
+ [o_window orderOut:sender];
+ [o_btn_equalizer setState:NSOffState];
+ }
+ else
+ {
+ intf_thread_t * p_intf = VLCIntf;
+ float preamp, band[10];
+ char *p, *p_next;
+ int b_2p;
+ int i;
+ aout_instance_t *p_aout= (aout_instance_t *)vlc_object_find(p_intf,
+ VLC_OBJECT_AOUT, FIND_ANYWHERE);
+
+ vlc_bool_t enabled = GetFiltersStatus( p_intf, p_aout, "equalizer" );
+
+ if( ( p_aout == NULL ) || ( enabled == VLC_FALSE ) )
+ {
+ preamp = config_GetFloat( p_intf, "equalizer-preamp" );
+ p = config_GetPsz( p_intf, "equalizer-bands");
+ b_2p = config_GetInt( p_intf, "equalizer-2pass" );
+ }
+ else
+ {
+ preamp = var_GetFloat( p_aout, "equalizer-preamp" );
+ p = var_GetString( p_aout, "equalizer-bands" );
+ b_2p = var_GetBool( p_aout, "equalizer-2pass" );
+ vlc_object_release( p_aout );
+ }
+
+/* Set the preamp slider */
+ [o_slider_preamp setFloatValue: preamp];
+
+/* Set the bands slider */
+ for( i = 0; i < 10; i++ )
+ {
+ /* Read dB -20/20 */
+#ifdef HAVE_STRTOF
+ band[i] = strtof( p, &p_next );
+#else
+ band[i] = (float) strtod( p, &p_next );
+#endif
+ if( !p_next || p_next == p ) break; /* strtof() failed */
+
+ if( !*p ) break; /* end of line */
+ p=p_next+1;
+ }
+ [o_slider_band1 setFloatValue: band[0]];
+ [o_slider_band2 setFloatValue: band[1]];
+ [o_slider_band3 setFloatValue: band[2]];
+ [o_slider_band4 setFloatValue: band[3]];
+ [o_slider_band5 setFloatValue: band[4]];
+ [o_slider_band6 setFloatValue: band[5]];
+ [o_slider_band7 setFloatValue: band[6]];
+ [o_slider_band8 setFloatValue: band[7]];
+ [o_slider_band9 setFloatValue: band[8]];
+ [o_slider_band10 setFloatValue: band[9]];
+
+ if( enabled == VLC_TRUE )
+ [o_btn_enable setState:NSOnState];
+ else
+ [o_btn_enable setState:NSOffState];
+
+ [o_btn_2pass setState:( ( b_2p == VLC_TRUE )?NSOnState:NSOffState )];
+
+ [o_window makeKeyAndOrderFront:sender];
+ [o_btn_equalizer setState:NSOnState];
+ }
+}
+
+- (IBAction)twopass:(id)sender
+{
+ intf_thread_t * p_intf = VLCIntf;
+ aout_instance_t *p_aout= (aout_instance_t *)vlc_object_find(p_intf,
+ VLC_OBJECT_AOUT, FIND_ANYWHERE);
+
+ vlc_bool_t b_2p = [sender state] ? VLC_TRUE : VLC_FALSE;
+
+ if( p_aout == NULL )
+ {
+ config_PutInt( p_intf, "equalizer-2pass", b_2p );
+ }
+ else
+ {
+ var_SetBool( p_aout, "equalizer-2pass", b_2p );
+ if( [o_btn_enable state] )
+ {
+ int i;
+ for( i = 0; i < p_aout->i_nb_inputs; i++ )
+ {
+ p_aout->pp_inputs[i]->b_restart = VLC_TRUE;
+ }
+ }
+ vlc_object_release( p_aout );
+ }
+
+}
+
+@end