1 /*****************************************************************************
2 * equalizer.m: MacOS X interface module
3 *****************************************************************************
4 * Copyright (C) 2004 VideoLAN
7 * Authors: Jerome Decoodt <djc@videolan.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
29 #include <aout_internal.h>
35 #include "equalizer.h"
36 #include "../../audio_filter/equalizer_presets.h"
38 /*****************************************************************************
39 * VLCEqualizer implementation
40 *****************************************************************************/
41 @implementation VLCEqualizer
43 static void ChangeFiltersString( intf_thread_t *p_intf,
44 char *psz_name, vlc_bool_t b_add )
46 char *psz_parser, *psz_string;
48 vlc_object_t *p_object = vlc_object_find( p_intf,
49 VLC_OBJECT_AOUT, FIND_ANYWHERE );
50 aout_instance_t *p_aout = (aout_instance_t *)p_object;
51 if( p_object == NULL )
52 p_object = vlc_object_find( p_intf,
53 VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
54 if( p_object == NULL )
57 psz_string = var_GetString( p_object, "audio-filter" );
59 if( !psz_string ) psz_string = strdup( "" );
61 psz_parser = strstr( psz_string, psz_name );
67 psz_parser = psz_string;
68 asprintf( &psz_string, ( *psz_string ) ? "%s,%s" : "%s%s",
69 psz_string, psz_name );
81 memmove( psz_parser, psz_parser + strlen( psz_name ) +
82 ( *( psz_parser + strlen( psz_name ) ) == ',' ? 1 : 0 ),
83 strlen( psz_parser + strlen( psz_name ) ) + 1 );
85 if( *( psz_string+strlen( psz_string ) - 1 ) == ',' )
87 *( psz_string+strlen( psz_string ) - 1 ) = '\0';
97 var_SetString( p_object, "audio-filter", psz_string );
100 for( i = 0; i < p_aout->i_nb_inputs; i++ )
102 p_aout->pp_inputs[i]->b_restart = VLC_TRUE;
106 vlc_object_release( p_object );
109 static vlc_bool_t GetFiltersStatus( intf_thread_t *p_intf,
112 char *psz_parser, *psz_string;
113 vlc_object_t *p_object = vlc_object_find( p_intf,
114 VLC_OBJECT_AOUT, FIND_ANYWHERE );
115 if( p_object == NULL )
116 p_object = vlc_object_find( p_intf,
117 VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
118 if( p_object == NULL )
121 psz_string = var_GetString( p_object, "audio-filter" );
123 vlc_object_release( p_object );
125 if( !psz_string ) return VLC_FALSE;
127 psz_parser = strstr( psz_string, psz_name );
140 [o_btn_equalizer setToolTip: _NS("Equalizer")];
141 [o_ckb_2pass setTitle: _NS("2 Pass")];
142 [o_ckb_2pass setToolTip: _NS("If you enable this settting, the "
143 "equalizer filter will be applied twice. The effect will be sharper")];
144 [o_ckb_enable setTitle: _NS("Enable")];
145 [o_ckb_enable setToolTip: _NS("Enable the equalizer. You can either "
146 "manually change the bands or use a preset.")];
147 [o_fld_preamp setStringValue: _NS("Preamp")];
149 [o_popup_presets removeAllItems];
150 for( i = 0; i < 18 ; i++ )
152 [o_popup_presets insertItemWithTitle: _NS(preset_list[i]) atIndex: i];
154 [o_window setTitle: _NS("Equalizer")];
156 [o_slider_band1 setFloatValue: 0];
157 [o_slider_band2 setFloatValue: 0];
158 [o_slider_band3 setFloatValue: 0];
159 [o_slider_band4 setFloatValue: 0];
160 [o_slider_band5 setFloatValue: 0];
161 [o_slider_band6 setFloatValue: 0];
162 [o_slider_band7 setFloatValue: 0];
163 [o_slider_band8 setFloatValue: 0];
164 [o_slider_band9 setFloatValue: 0];
165 [o_slider_band10 setFloatValue: 0];
167 [o_ckb_enable setState: NSOffState];
168 [o_ckb_2pass setState: NSOffState];
171 - (void)equalizerUpdated
173 intf_thread_t *p_intf = VLCIntf;
174 float f_preamp, f_band[10];
175 char *psz_bands, *p_next;
178 vlc_bool_t b_enabled = GetFiltersStatus( p_intf, "equalizer" );
179 vlc_object_t *p_object = vlc_object_find( p_intf,
180 VLC_OBJECT_AOUT, FIND_ANYWHERE );
181 if( p_object == NULL )
182 p_object = vlc_object_find( p_intf,
183 VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
184 if( p_object == NULL )
187 f_preamp = var_GetFloat( p_object, "equalizer-preamp" );
188 psz_bands = var_GetString( p_object, "equalizer-bands" );
190 psz_bands = strdup( "0 0 0 0 0 0 0 0 0 0" );
192 b_2p = var_GetBool( p_object, "equalizer-2pass" );
194 vlc_object_release( p_object );
196 /* Set the preamp slider */
197 [o_slider_preamp setFloatValue: f_preamp];
199 /* Set the bands slider */
200 for( i = 0; i < 10; i++ )
204 f_band[i] = strtof( psz_bands, &p_next );
206 f_band[i] = (float)strtod( psz_bands, &p_next );
208 if( !p_next || p_next == psz_bands ) break; /* strtof() failed */
210 if( !*psz_bands ) break; /* end of line */
211 psz_bands = p_next+1;
215 [o_slider_band1 setFloatValue: f_band[0]];
216 [o_slider_band2 setFloatValue: f_band[1]];
217 [o_slider_band3 setFloatValue: f_band[2]];
218 [o_slider_band4 setFloatValue: f_band[3]];
219 [o_slider_band5 setFloatValue: f_band[4]];
220 [o_slider_band6 setFloatValue: f_band[5]];
221 [o_slider_band7 setFloatValue: f_band[6]];
222 [o_slider_band8 setFloatValue: f_band[7]];
223 [o_slider_band9 setFloatValue: f_band[8]];
224 [o_slider_band10 setFloatValue: f_band[9]];
226 /* Set the the checkboxes */
227 if( b_enabled == VLC_TRUE )
228 [o_ckb_enable setState:NSOnState];
230 [o_ckb_enable setState:NSOffState];
232 [o_ckb_2pass setState:( ( b_2p == VLC_TRUE ) ? NSOnState : NSOffState )];
235 - (IBAction)bandSliderUpdated:(id)sender
237 intf_thread_t *p_intf = VLCIntf;
238 vlc_object_t *p_object = vlc_object_find( p_intf,
239 VLC_OBJECT_AOUT, FIND_ANYWHERE );
240 char psz_values[102];
241 memset( psz_values, 0, 102 );
243 if( p_object == NULL )
244 p_object = vlc_object_find( p_intf,
245 VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
246 if( p_object == NULL )
249 /* Write the new bands values */
250 /* TODO: write a generic code instead of ten times the same thing */
252 sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band1 floatValue] );
253 sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band2 floatValue] );
254 sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band3 floatValue] );
255 sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band4 floatValue] );
256 sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band5 floatValue] );
257 sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band6 floatValue] );
258 sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band7 floatValue] );
259 sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band8 floatValue] );
260 sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band9 floatValue] );
261 sprintf( psz_values, "%s %.1f", psz_values, [o_slider_band10 floatValue] );
263 var_SetString( p_object, "equalizer-bands", psz_values );
264 vlc_object_release( p_object );
267 - (IBAction)changePreset:(id)sender
269 intf_thread_t *p_intf = VLCIntf;
271 vlc_object_t *p_object= vlc_object_find( p_intf,
272 VLC_OBJECT_AOUT, FIND_ANYWHERE );
273 char psz_values[102];
274 memset( psz_values, 0, 102 );
276 if( p_object == NULL )
277 p_object = vlc_object_find( p_intf,
278 VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
279 if( p_object == NULL )
282 var_SetString( p_object , "equalizer-preset" , preset_list[[sender indexOfSelectedItem]] );
284 for( i = 0; i < 10; i++ )
285 sprintf( psz_values, "%s %.1f", psz_values, eqz_preset_10b[[sender indexOfSelectedItem]]->f_amp[i] );
286 var_SetString( p_object, "equalizer-bands", psz_values );
287 var_SetFloat( p_object, "equalizer-preamp", eqz_preset_10b[[sender indexOfSelectedItem]]->f_preamp);
289 [o_slider_preamp setFloatValue: eqz_preset_10b[[sender indexOfSelectedItem]]->f_preamp];
290 [o_slider_band1 setFloatValue: eqz_preset_10b[[sender indexOfSelectedItem]]->f_amp[0]];
291 [o_slider_band2 setFloatValue: eqz_preset_10b[[sender indexOfSelectedItem]]->f_amp[1]];
292 [o_slider_band3 setFloatValue: eqz_preset_10b[[sender indexOfSelectedItem]]->f_amp[2]];
293 [o_slider_band4 setFloatValue: eqz_preset_10b[[sender indexOfSelectedItem]]->f_amp[3]];
294 [o_slider_band5 setFloatValue: eqz_preset_10b[[sender indexOfSelectedItem]]->f_amp[4]];
295 [o_slider_band6 setFloatValue: eqz_preset_10b[[sender indexOfSelectedItem]]->f_amp[5]];
296 [o_slider_band7 setFloatValue: eqz_preset_10b[[sender indexOfSelectedItem]]->f_amp[6]];
297 [o_slider_band8 setFloatValue: eqz_preset_10b[[sender indexOfSelectedItem]]->f_amp[7]];
298 [o_slider_band9 setFloatValue: eqz_preset_10b[[sender indexOfSelectedItem]]->f_amp[8]];
299 [o_slider_band10 setFloatValue: eqz_preset_10b[[sender indexOfSelectedItem]]->f_amp[9]];
301 vlc_object_release( p_object );
304 - (IBAction)enable:(id)sender
306 ChangeFiltersString( VLCIntf, "equalizer", [sender state] );
309 - (IBAction)preampSliderUpdated:(id)sender
311 intf_thread_t *p_intf = VLCIntf;
312 float f_preamp = [sender floatValue] ;
314 vlc_object_t *p_object = vlc_object_find( p_intf,
315 VLC_OBJECT_AOUT, FIND_ANYWHERE );
316 if( p_object == NULL )
317 p_object = vlc_object_find( p_intf,
318 VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
319 if( p_object == NULL )
322 var_SetFloat( p_object, "equalizer-preamp", f_preamp );
324 vlc_object_release( p_object );
327 - (IBAction)toggleWindow:(id)sender
329 if( [o_window isVisible] )
331 [o_window orderOut:sender];
332 [o_btn_equalizer setState:NSOffState];
336 [o_window makeKeyAndOrderFront:sender];
337 [o_btn_equalizer setState:NSOnState];
341 - (IBAction)twopass:(id)sender
343 intf_thread_t *p_intf = VLCIntf;
344 vlc_bool_t b_2p = [sender state] ? VLC_TRUE : VLC_FALSE;
345 vlc_object_t *p_object= vlc_object_find( p_intf,
346 VLC_OBJECT_AOUT, FIND_ANYWHERE );
347 aout_instance_t *p_aout = (aout_instance_t *)p_object;
348 if( p_object == NULL )
349 p_object = vlc_object_find( p_intf,
350 VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
351 if( p_object == NULL )
354 var_SetBool( p_object, "equalizer-2pass", b_2p );
355 if( ( [o_ckb_enable state] ) && ( p_aout != NULL ) )
358 for( i = 0; i < p_aout->i_nb_inputs; i++ )
360 p_aout->pp_inputs[i]->b_restart = VLC_TRUE;
364 vlc_object_release( p_object );
367 - (void)windowWillClose:(NSNotification *)aNotification
369 [o_btn_equalizer setState: NSOffState];
374 [o_window setExcludedFromWindowsMenu: TRUE];
377 [self equalizerUpdated];