summaryrefslogtreecommitdiffstats
path: root/apps/wps.c
blob: 2729b288f339a010df7c787b378c032fdd110cd5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 * $Id$
 *
 * Copyright (C) 2002 Jerome Kuptz
 *
 * All files in this archive are subject to the GNU General Public License.
 * See the file COPYING in the source tree root for full license agreement.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ****************************************************************************/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>

#include "file.h"
#include "lcd.h"
#include "font.h"
#include "backlight.h"
#include "button.h"
#include "kernel.h"
#include "tree.h"
#include "debug.h"
#include "sprintf.h"
#include "settings.h"
#include "wps.h"
#include "wps-display.h"
#include "mpeg.h"
#include "usb.h"
#include "status.h"
#include "main_menu.h"
#include "ata.h"
#include "screens.h"
#ifdef HAVE_LCD_BITMAP
#include "icons.h"
#endif
#include "lang.h"
#define FF_REWIND_MAX_PERCENT 3 /* cap ff/rewind step size at max % of file */ 
                                /* 3% of 30min file == 54s step size */

#ifdef HAVE_RECORDER_KEYPAD
#define RELEASE_MASK (BUTTON_F1 | BUTTON_F2 | BUTTON_F3 | BUTTON_DOWN | BUTTON_LEFT | BUTTON_RIGHT | BUTTON_UP | BUTTON_ON | BUTTON_PLAY )
#else
#define RELEASE_MASK (BUTTON_MENU | BUTTON_STOP | BUTTON_LEFT | BUTTON_RIGHT | BUTTON_PLAY)
#endif

bool keys_locked = false;
static bool ff_rewind = false;
static bool paused = false;
static struct mp3entry* id3 = NULL;
static int old_release_mask;

#ifdef HAVE_PLAYER_KEYPAD
void player_change_volume(int button)
{
    bool exit = false;
    char buffer[32];

    lcd_stop_scroll();
    while (!exit)
    {
        switch (button)
        {
            case BUTTON_MENU | BUTTON_RIGHT:
            case BUTTON_MENU | BUTTON_RIGHT | BUTTON_REPEAT:
                global_settings.volume++;
                if(global_settings.volume > mpeg_sound_max(SOUND_VOLUME))
                    global_settings.volume = mpeg_sound_max(SOUND_VOLUME);
                mpeg_sound_set(SOUND_VOLUME, global_settings.volume);
                wps_refresh(id3,0,false);
                settings_save();
                break;

            case BUTTON_MENU | BUTTON_LEFT:
            case BUTTON_MENU | BUTTON_LEFT | BUTTON_REPEAT:
                global_settings.volume--;
                if(global_settings.volume < mpeg_sound_min(SOUND_VOLUME))
                    global_settings.volume = mpeg_sound_min(SOUND_VOLUME);
                mpeg_sound_set(SOUND_VOLUME, global_settings.volume);
                wps_refresh(id3,0,false);
                settings_save();
                break;

            case BUTTON_MENU | BUTTON_REL:
                exit = true;
                break;
        }

        snprintf(buffer,sizeof(buffer),"Vol: %d %%       ", 
                 global_settings.volume * 2);

#ifdef HAVE_LCD_CHARCELLS
        lcd_puts(0, 0, buffer);
#else
        lcd_puts(2, 3, buffer);
        lcd_update();
#endif
        if (!exit)
            button = button_get(true);
    }
    status_draw();
    wps_refresh(id3,0,true);
}
#endif

void display_keylock_text(bool locked)
{
    lcd_stop_scroll();
    lcd_clear_display();

#ifdef HAVE_LCD_CHARCELLS
    if(locked)
        lcd_puts(0, 0, str(LANG_KEYLOCK_ON_PLAYER));
    else
        lcd_puts(0, 0, str(LANG_KEYLOCK_OFF_PLAYER));
#else
    if(locked)
        lcd_puts(2, 3, str(LANG_KEYLOCK_ON_RECORDER));
    else
        lcd_puts(2, 3, str(LANG_KEYLOCK_OFF_RECORDER));
    lcd_update();
#endif
    
    sleep(HZ);
}

void display_mute_text(bool muted)
{
    lcd_stop_scroll();
    lcd_clear_display();

#ifdef HAVE_LCD_CHARCELLS
    if (muted)
        lcd_puts(0, 0, str(LANG_MUTE_ON_PLAYER));
    else
        lcd_puts(0, 0, str(LANG_MUTE_OFF_PLAYER));
#else
    if (muted)
        lcd_puts(2, 3, str(LANG_MUTE_ON_RECORDER));
    else
        lcd_puts(2, 3, str(LANG_MUTE_OFF_RECORDER));
    lcd_update();
#endif
    
    sleep(HZ);
}

static int browse_id3(void)
{
    int button;
    int menu_pos = 0;
    int menu_max = 8;
    bool exit = false;
    char scroll_text[MAX_PATH];

    lcd_stop_scroll();
    lcd_clear_display();
    lcd_puts(0, 0, str(LANG_ID3_INFO));
    lcd_puts(0, 1, str(LANG_ID3_SCREEN));
    lcd_update();
    sleep(HZ);
 
    while (!exit)
    {
        lcd_stop_scroll();
        lcd_clear_display();

        switch (menu_pos)
        {
            case 0:
                lcd_puts(0, 0, str(LANG_ID3_TITLE));
                lcd_puts_scroll(0, 1, id3->title ? id3->title : 
                                (char*)str(LANG_ID3_NO_TITLE));
                break;

            case 1:
                lcd_puts(0, 0, str(LANG_ID3_ARTIST));
                lcd_puts_scroll(0, 1, 
                                id3->artist ? id3->artist : 
                                (char*)str(LANG_ID3_NO_ARTIST));
                break;

            case 2:
                lcd_puts(0, 0, str(LANG_ID3_ALBUM));
                lcd_puts_scroll(0, 1, id3->album ? id3->album : 
                                (char*)str(LANG_ID3_NO_ALBUM));
                break;

            case 3:
                lcd_puts(0, 0, str(LANG_ID3_TRACKNUM));
                
                if (id3->tracknum)
                {
                    snprintf(scroll_text,sizeof(scroll_text), "%d",
                             id3->tracknum);
                    lcd_puts_scroll(0, 1, scroll_text);
                }
                else
                {
                    lcd_puts_scroll(0, 1, str(LANG_ID3_NO_TRACKNUM));
                }
                break;

            case 4:
                lcd_puts(0, 0, str(LANG_ID3_LENGHT));
                snprintf(scroll_text,sizeof(scroll_text), "%d:%02d",
                         id3->length / 60000,
                         id3->length % 60000 / 1000 );
                lcd_puts(0, 1, scroll_text);
                break;

            case 5:
                lcd_puts(0, 0, str(LANG_ID3_PLAYLIST));
                snprintf(scroll_text,sizeof(scroll_text), "%d/%d",
                         id3->index + 1, playlist.amount);
                lcd_puts_scroll(0, 1, scroll_text);
                break;


            case 6:
                lcd_puts(0, 0, str(LANG_ID3_BITRATE));
                snprintf(scroll_text,sizeof(scroll_text), "%d kbps", 
                         id3->bitrate);
                lcd_puts(0, 1, scroll_text);
                break;

            case 7:
                lcd_puts(0, 0, str(LANG_ID3_FRECUENCY));
                snprintf(scroll_text,sizeof(scroll_text), "%d Hz",
                         id3->frequency);
                lcd_puts(0, 1, scroll_text);
                break;

            case 8:
                lcd_puts(0, 0, str(LANG_ID3_PATH));
                lcd_puts_scroll(0, 1, id3->path);
                break;
        }
        lcd_update();

        button = button_get(true);

        switch(button)
        {
            case BUTTON_LEFT:
#ifdef HAVE_RECORDER_KEYPAD
            case BUTTON_UP:
#endif
                if (menu_pos > 0)
                    menu_pos--;
                else
                    menu_pos = menu_max;
                break;

            case BUTTON_RIGHT:
#ifdef HAVE_RECORDER_KEYPAD
            case BUTTON_DOWN:
#endif
                if (menu_pos < menu_max)
                    menu_pos++;
                else
                    menu_pos = 0;
                break;
            
            case BUTTON_REPEAT:
                break;

#ifdef HAVE_PLAYER_KEYPAD
            case BUTTON_STOP:
#else
            case BUTTON_OFF:
#endif
            case BUTTON_PLAY:
                lcd_stop_scroll();
                wps_display(id3);
                exit = true;
                break;

            case SYS_USB_CONNECTED: 
                usb_screen();
                return SYS_USB_CONNECTED;
                break;
        }
    }
    return 0;
}

static bool ffwd_rew(int button)
{
    static int ff_rew_steps[] = {
      1000, 2000, 3000, 4000,
      5000, 6000, 8000, 10000,
      15000, 20000, 25000, 30000,
      45000, 60000
    };

    unsigned int step = 0;     /* current ff/rewind step */ 
    unsigned int max_step = 0; /* maximum ff/rewind step */ 
    int ff_rewind_count = 0;   /* current ff/rewind count (in ticks) */
    int direction = 1;         /* forward=1 or backward=-1 */
    long accel_tick = 0;       /* next time at which to bump the step size */
    bool exit = false;
    bool usb = false;

    while (!exit) {
        switch ( button ) {
            case BUTTON_LEFT | BUTTON_REPEAT:
            case BUTTON_RIGHT | BUTTON_REPEAT:
                if (ff_rewind)
                {
                    ff_rewind_count += step * direction;

                    if (global_settings.ff_rewind_accel != 0 && 
                        current_tick >= accel_tick)
                    { 
                        step *= 2;
                        if (step > max_step)
                            step = max_step;

                        accel_tick = current_tick +
                            global_settings.ff_rewind_accel*HZ; 
                    } 
                }
                else
                {
                    if ( (mpeg_status() & MPEG_STATUS_PLAY) &&
                          id3 && id3->length )
                    {
                        if (!paused)
                            mpeg_pause();
#ifdef HAVE_PLAYER_KEYPAD
                        lcd_stop_scroll();
#endif
                        direction = (button & BUTTON_RIGHT) ? 1 : -1;

                        if (direction > 0) 
                            status_set_playmode(STATUS_FASTFORWARD);
                        else
                        status_set_playmode(STATUS_FASTBACKWARD);

                        ff_rewind = true;

                        step = ff_rew_steps[global_settings.ff_rewind_min_step];

                        max_step = id3->length * FF_REWIND_MAX_PERCENT / 100;

                        if (step > max_step)
                            step = max_step;

                        ff_rewind_count = step * direction;
                        accel_tick = current_tick +
                            global_settings.ff_rewind_accel*HZ; 
                    }
                    else
                        break;
                }

                if (direction > 0) {
                if ((id3->elapsed + ff_rewind_count) > id3->length)
                    ff_rewind_count = id3->length - id3->elapsed;
                }
                else {
                    if ((int)(id3->elapsed + ff_rewind_count) < 0)
                        ff_rewind_count = -id3->elapsed;
                }

                if(wps_time_countup == false)
                    wps_refresh(id3, -ff_rewind_count, false);
                else
                    wps_refresh(id3, ff_rewind_count, false);

                break;

            case BUTTON_LEFT | BUTTON_REL:
            case BUTTON_RIGHT | BUTTON_REL: 
                mpeg_ff_rewind(ff_rewind_count);
                ff_rewind_count = 0;
                ff_rewind = false;
                if (paused)
                    status_set_playmode(STATUS_PAUSE);
                else {
                    mpeg_resume();
                    status_set_playmode(STATUS_PLAY);
                }
#ifdef HAVE_LCD_CHARCELLS
                wps_display(id3);
#endif
                exit = true;
                break;

            case SYS_USB_CONNECTED:
                usb_screen();
                usb = true;
                exit = true;
                break;
        }
        if (!exit)
            button = button_get(true);
    }
    wps_refresh(id3,0,true);
    return usb;
}

static void update(void)
{
    if (mpeg_has_changed_track())
    {
        lcd_stop_scroll();
        id3 = mpeg_current_track();
        wps_display(id3);
        wps_refresh(id3,0,true);
    }

    if (id3) {
        wps_refresh(id3,0,false);
    }

    status_draw();

    /* save resume data */
    if ( id3 && 
         global_settings.resume &&
         global_settings.resume_offset != id3->offset ) {
        DEBUGF("R%X,%X (%X)\n", global_settings.resume_offset,
               id3->offset,id3);
        global_settings.resume_index = id3->index;
        global_settings.resume_offset = id3->offset;
        settings_save();
    }
}


static bool keylock(void)
{
    bool exit = false;

#ifdef HAVE_LCD_CHARCELLS
    lcd_icon(ICON_RECORD, true);
    lcd_icon(ICON_PARAM, false);
#endif
    display_keylock_text(true);
    keys_locked = true;
    wps_refresh(id3,0,true);
    wps_display(id3);
    status_draw();
    while (button_get(false)); /* clear button queue */

    while (!exit) {
        switch ( button_get_w_tmo(HZ/5) ) {
#ifdef HAVE_RECORDER_KEYPAD
            case BUTTON_F1 | BUTTON_DOWN:
            case BUTTON_F1 | BUTTON_REPEAT | BUTTON_DOWN:
#else
            case BUTTON_MENU | BUTTON_STOP:
            case BUTTON_MENU | BUTTON_REPEAT | BUTTON_STOP:
#endif
#ifdef HAVE_LCD_CHARCELLS
                lcd_icon(ICON_RECORD, false);
#endif
                display_keylock_text(false);
                keys_locked = false;
                exit = true;
                while (button_get(false)); /* clear button queue */
                break;

            case SYS_USB_CONNECTED:
                usb_screen();
                return true;

            case BUTTON_NONE:
                update();
                break;

#ifdef HAVE_RECORDER_KEYPAD
            case BUTTON_F1:
            case BUTTON_F1 | BUTTON_REPEAT:
#else
            case BUTTON_MENU:
            case BUTTON_MENU | BUTTON_REPEAT:
#endif
                /* ignore menu key, to avoid displaying "Keylock ON"
                   every time we unlock the keys */
                break;

            default:
                display_keylock_text(true);
                while (button_get(false)); /* clear button queue */
                wps_refresh(id3,0,true);
                wps_display(id3);
                break;
        }
    }
    return false;
}

static bool menu(void)
{
    static bool muted = false;
    bool exit = false;
    int last_button = 0;

#ifdef HAVE_LCD_CHARCELLS
    lcd_icon(ICON_PARAM, true);
#endif

    while (!exit) {
        int button = button_get(true);
        
        switch ( button ) {
            /* go into menu */
#ifdef HAVE_RECORDER_KEYPAD
            case BUTTON_F1 | BUTTON_REL:
#else
            case BUTTON_MENU | BUTTON_REL:
#endif
                exit = true;
                if ( !last_button ) {
                    lcd_stop_scroll();
                    button_set_release(old_release_mask);
                    if (main_menu())
                        return true;
#ifdef HAVE_LCD_BITMAP
                    if(global_settings.statusbar)
                        lcd_setmargins(0, STATUSBAR_HEIGHT);
                    else
                        lcd_setmargins(0, 0);
#endif
                    old_release_mask = button_set_release(RELEASE_MASK);
                }
                break;

                /* mute */
#ifdef HAVE_PLAYER_KEYPAD
            case BUTTON_MENU | BUTTON_PLAY:
#else
            case BUTTON_F1 | BUTTON_UP:
#endif
                if ( muted )
                    mpeg_sound_set(SOUND_VOLUME, global_settings.volume);
                else
                    mpeg_sound_set(SOUND_VOLUME, 0);
                muted = !muted;
#ifdef HAVE_LCD_CHARCELLS
                lcd_icon(ICON_PARAM, false);
#endif
                display_mute_text(muted);
                break;

                /* key lock */
#ifdef HAVE_RECORDER_KEYPAD
            case BUTTON_F1 | BUTTON_DOWN:
#else
            case BUTTON_MENU | BUTTON_STOP:
#endif
                if (keylock())
                    return true;
                exit = true;
                break;

#ifdef HAVE_PLAYER_KEYPAD
                /* change volume */
            case BUTTON_MENU | BUTTON_LEFT:
            case BUTTON_MENU | BUTTON_LEFT | BUTTON_REPEAT:
            case BUTTON_MENU | BUTTON_RIGHT:
            case BUTTON_MENU | BUTTON_RIGHT | BUTTON_REPEAT:
                player_change_volume(button);
                exit = true;
                break;

                /* show id3 tags */
            case BUTTON_MENU | BUTTON_ON:
                lcd_icon(ICON_PARAM, true);
                lcd_icon(ICON_AUDIO, true);
#else
            case BUTTON_F1 | BUTTON_ON:
#endif
                if(browse_id3() == SYS_USB_CONNECTED)
                    return true;
#ifdef HAVE_PLAYER_KEYPAD
                lcd_icon(ICON_PARAM, false);
                lcd_icon(ICON_AUDIO, true);
#endif
                wps_display(id3);
                exit = true;
                break;

            case SYS_USB_CONNECTED:
                usb_screen();
                return true;
        }
        last_button = button;
    }

#ifdef HAVE_LCD_CHARCELLS
    lcd_icon(ICON_PARAM, false);
#endif

    wps_display(id3);
    wps_refresh(id3,0,true);
    return false;
}

/* demonstrates showing different formats from playtune */
int wps_show(void)
{
    int button, lastbutton = 0;
    int old_repeat_mask;
    bool ignore_keyup = true;
    bool restore = false;

    id3 = NULL;

    old_release_mask = button_set_release(RELEASE_MASK);
    old_repeat_mask = button_set_repeat(~0);

#ifdef HAVE_LCD_CHARCELLS
    lcd_icon(ICON_AUDIO, true);
    lcd_icon(ICON_PARAM, false);
#else
    if(global_settings.statusbar)
        lcd_setmargins(0, STATUSBAR_HEIGHT);
    else
        lcd_setmargins(0, 0);
#endif

    ff_rewind = false;

    if(mpeg_status() & MPEG_STATUS_PLAY)
    {
        id3 = mpeg_current_track();
        if (id3) {
            wps_display(id3);
            wps_refresh(id3,0,true);
        }
        restore = true;
    }

    while ( 1 )
    {
        button = button_get_w_tmo(HZ/5);

        /* discard first event if it's a button release */
        if (button && ignore_keyup)
        {
            ignore_keyup = false;
            if (button & BUTTON_REL && button != SYS_USB_CONNECTED)
                continue;
        }
        
        switch(button)
        {
            case BUTTON_ON:
#ifdef HAVE_RECORDER_KEYPAD
                switch (on_screen()) {
                    case 2:
                        /* usb connected? */
                        return SYS_USB_CONNECTED;
                
                    case 1:
                        /* was on_screen used? */
                        restore = true;
                        break;

                    case 0:
                        /* otherwise, exit to browser */
#else
                        lcd_icon(ICON_RECORD, false);
                        lcd_icon(ICON_AUDIO, false);
#endif
                        /* set dir browser to current playing song */
                        if (global_settings.browse_current && id3)
                            set_current_file(id3->path);
                        
                        button_set_release(old_release_mask);
                        button_set_repeat(old_repeat_mask);
                        return 0;
#ifdef HAVE_RECORDER_KEYPAD
                }
                break;
#endif

                /* play/pause */
            case BUTTON_PLAY:
                if ( paused )
                {
                    mpeg_resume();
                    paused = false;
                    status_set_playmode(STATUS_PLAY);
                }
                else
                {
                    mpeg_pause();
                    paused = true;
                    status_set_playmode(STATUS_PAUSE);
                    if (global_settings.resume) {
                        settings_save();
#ifndef HAVE_RTC
                        ata_flush();
#endif
                    }
                }
                break;

                /* volume up */
#ifdef HAVE_RECORDER_KEYPAD
            case BUTTON_UP:
            case BUTTON_UP | BUTTON_REPEAT:
#endif
            case BUTTON_VOL_UP:
                global_settings.volume++;
                if(global_settings.volume > mpeg_sound_max(SOUND_VOLUME))
                    global_settings.volume = mpeg_sound_max(SOUND_VOLUME);
                mpeg_sound_set(SOUND_VOLUME, global_settings.volume);
                status_draw();
                settings_save();
                break;

                /* volume down */
#ifdef HAVE_RECORDER_KEYPAD
            case BUTTON_DOWN:
            case BUTTON_DOWN | BUTTON_REPEAT:
#endif
            case BUTTON_VOL_DOWN:
                global_settings.volume--;
                if(global_settings.volume < mpeg_sound_min(SOUND_VOLUME))
                    global_settings.volume = mpeg_sound_min(SOUND_VOLUME);
                mpeg_sound_set(SOUND_VOLUME, global_settings.volume);
                status_draw();
                settings_save();
                break;

                /* fast forward / rewind */
            case BUTTON_LEFT | BUTTON_REPEAT:
            case BUTTON_RIGHT | BUTTON_REPEAT:
                ffwd_rew(button);
                break;

                /* prev / restart */
            case BUTTON_LEFT | BUTTON_REL:
#ifdef HAVE_RECORDER_KEYPAD
                if ( lastbutton != BUTTON_LEFT )   
                     break; 
#endif
                if (!id3 || (id3->elapsed < 3*1000))
                    mpeg_prev();
                else {
                    if (!paused)
                        mpeg_pause();

                    mpeg_ff_rewind(-(id3->elapsed));

                    if (!paused)
                        mpeg_resume();
                }
                break;

                /* next */
            case BUTTON_RIGHT | BUTTON_REL:
#ifdef HAVE_RECORDER_KEYPAD
                if ( lastbutton != BUTTON_RIGHT )   
                     break; 
#endif
                mpeg_next();
                break;

                /* menu key functions */
#ifdef HAVE_PLAYER_KEYPAD
            case BUTTON_MENU:
#else
            case BUTTON_F1:
#endif
                if (menu())
                    return SYS_USB_CONNECTED;
                restore = true;
                break;

#ifdef HAVE_RECORDER_KEYPAD
                /* play settings */
            case BUTTON_F2:
                if (f2_screen())
                    return SYS_USB_CONNECTED;
                restore = true;
                break;

                /* screen settings */
            case BUTTON_F3:
                if (f3_screen())
                    return SYS_USB_CONNECTED;
                restore = true;
                break;
#endif

                /* stop and exit wps */
#ifdef HAVE_RECORDER_KEYPAD
            case BUTTON_OFF:
#else
            case BUTTON_STOP | BUTTON_REL:
                if ( lastbutton != BUTTON_STOP )
                    break;
#endif
#ifdef HAVE_LCD_CHARCELLS
                lcd_icon(ICON_RECORD, false);
                lcd_icon(ICON_AUDIO, false);
#endif
                /* set dir browser to current playing song */
                if (global_settings.browse_current && id3)
                    set_current_file(id3->path);

                mpeg_stop();
                status_set_playmode(STATUS_STOP);
                button_set_release(old_release_mask);
                return 0;
                    
            case SYS_USB_CONNECTED:
                usb_screen();
                return SYS_USB_CONNECTED;

            case BUTTON_NONE: /* Timeout */
                update();
                break;
        }

        if ( button )
            ata_spin();

        if (restore) {
            restore = false;
            wps_display(id3);
            if (id3)
                wps_refresh(id3,0,false);
        }
        if(button != BUTTON_NONE)
            lastbutton = button;
    }
}