1 /***************************************************************************
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
9 * Copyright (C) 2003 Lee Pilgrim
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License
13 * as published by the Free Software Foundation; either version 2
14 * of the License, or (at your option) any later version.
16 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
17 * KIND, either express or implied.
19 **************************************************************************/
21 #include "lib/fixedpoint.h"
22 #include "lib/playback_control.h"
26 /* variable button definitions */
27 #if CONFIG_KEYPAD == RECORDER_PAD
28 #define VUMETER_QUIT BUTTON_OFF
29 #define VUMETER_HELP BUTTON_ON
30 #define VUMETER_MENU BUTTON_F1
31 #define VUMETER_MENU_EXIT BUTTON_F1
32 #define VUMETER_MENU_EXIT2 BUTTON_OFF
33 #define VUMETER_UP BUTTON_UP
34 #define VUMETER_DOWN BUTTON_DOWN
35 #define LABEL_HELP "ON"
36 #define LABEL_QUIT "OFF"
37 #define LABEL_MENU "F1"
38 #define LABEL_VOLUME "UP/DOWN"
40 #elif CONFIG_KEYPAD == ARCHOS_AV300_PAD
41 #define VUMETER_QUIT BUTTON_OFF
42 #define VUMETER_HELP BUTTON_ON
43 #define VUMETER_MENU BUTTON_F1
44 #define VUMETER_MENU_EXIT BUTTON_F1
45 #define VUMETER_MENU_EXIT2 BUTTON_OFF
46 #define VUMETER_UP BUTTON_UP
47 #define VUMETER_DOWN BUTTON_DOWN
48 #define LABEL_HELP "ON"
49 #define LABEL_QUIT "OFF"
50 #define LABEL_MENU "F1"
51 #define LABEL_VOLUME "UP/DOWN"
53 #elif CONFIG_KEYPAD == ONDIO_PAD
54 #define VUMETER_QUIT BUTTON_OFF
55 #define VUMETER_HELP_PRE BUTTON_MENU
56 #define VUMETER_HELP (BUTTON_MENU | BUTTON_REL)
57 #define VUMETER_MENU_PRE BUTTON_MENU
58 #define VUMETER_MENU (BUTTON_MENU | BUTTON_REPEAT)
59 #define VUMETER_MENU_EXIT BUTTON_MENU
60 #define VUMETER_MENU_EXIT2 BUTTON_OFF
61 #define VUMETER_UP BUTTON_UP
62 #define VUMETER_DOWN BUTTON_DOWN
63 #define LABEL_HELP "MODE"
64 #define LABEL_QUIT "OFF"
65 #define LABEL_MENU "MODE.."
66 #define LABEL_VOLUME "UP/DOWN"
68 #elif (CONFIG_KEYPAD == IRIVER_H100_PAD) || \
69 (CONFIG_KEYPAD == IRIVER_H300_PAD)
70 #define VUMETER_QUIT BUTTON_OFF
71 #define VUMETER_HELP BUTTON_ON
72 #define VUMETER_MENU BUTTON_SELECT
73 #define VUMETER_MENU2 BUTTON_MODE
74 #define VUMETER_MENU_EXIT BUTTON_SELECT
75 #define VUMETER_MENU_EXIT2 BUTTON_OFF
76 #define VUMETER_UP BUTTON_UP
77 #define VUMETER_DOWN BUTTON_DOWN
78 #define LABEL_HELP "PLAY"
79 #define LABEL_QUIT "STOP"
80 #define LABEL_MENU "SELECT,MODE"
81 #define LABEL_VOLUME "UP/DOWN"
83 #define VUMETER_RC_QUIT BUTTON_RC_STOP
85 #elif (CONFIG_KEYPAD == IPOD_4G_PAD) || \
86 (CONFIG_KEYPAD == IPOD_3G_PAD) || \
87 (CONFIG_KEYPAD == IPOD_1G2G_PAD)
88 #define VUMETER_QUIT BUTTON_MENU
89 #define VUMETER_HELP BUTTON_PLAY
90 #define VUMETER_MENU BUTTON_SELECT
91 #define VUMETER_MENU_EXIT BUTTON_SELECT
92 #define VUMETER_MENU_EXIT2 BUTTON_MENU
93 #define VUMETER_UP BUTTON_SCROLL_FWD
94 #define VUMETER_DOWN BUTTON_SCROLL_BACK
95 #define LABEL_HELP "PLAY"
96 #define LABEL_QUIT "MENU"
97 #define LABEL_MENU "SELECT"
98 #define LABEL_VOLUME "Wheel"
100 #elif (CONFIG_KEYPAD == GIGABEAT_PAD)
101 #define VUMETER_QUIT BUTTON_POWER
102 #define VUMETER_HELP BUTTON_A
103 #define VUMETER_MENU BUTTON_MENU
104 #define VUMETER_MENU_EXIT BUTTON_MENU
105 #define VUMETER_MENU_EXIT2 BUTTON_POWER
106 #define VUMETER_UP BUTTON_UP
107 #define VUMETER_DOWN BUTTON_DOWN
108 #define LABEL_HELP "A"
109 #define LABEL_QUIT "POWER"
110 #define LABEL_MENU "MENU"
111 #define LABEL_VOLUME "UP/DOWN"
113 #elif (CONFIG_KEYPAD == SANSA_E200_PAD)
114 #define VUMETER_QUIT BUTTON_POWER
115 #define VUMETER_HELP BUTTON_REC
116 #define VUMETER_MENU BUTTON_SELECT
117 #define VUMETER_MENU_EXIT BUTTON_SELECT
118 #define VUMETER_MENU_EXIT2 BUTTON_POWER
119 #define VUMETER_UP BUTTON_SCROLL_FWD
120 #define VUMETER_DOWN BUTTON_SCROLL_BACK
121 #define LABEL_HELP "REC"
122 #define LABEL_QUIT "POWER"
123 #define LABEL_MENU "SELECT"
124 #define LABEL_VOLUME "Wheel"
126 #elif (CONFIG_KEYPAD == SANSA_FUZE_PAD)
127 #define VUMETER_QUIT (BUTTON_HOME|BUTTON_REPEAT)
128 #define VUMETER_HELP BUTTON_SELECT|BUTTON_REPEAT
129 #define VUMETER_MENU BUTTON_SELECT|BUTTON_REL
130 #define VUMETER_MENU_EXIT BUTTON_SELECT
131 #define VUMETER_MENU_EXIT2 BUTTON_DOWN
132 #define VUMETER_UP BUTTON_SCROLL_FWD
133 #define VUMETER_DOWN BUTTON_SCROLL_BACK
134 #define LABEL_HELP "Hold Select"
135 #define LABEL_QUIT "HOME"
136 #define LABEL_MENU "Select"
137 #define LABEL_VOLUME "Scrollwheel"
139 #elif (CONFIG_KEYPAD == SANSA_C200_PAD)
140 #define VUMETER_QUIT BUTTON_POWER
141 #define VUMETER_HELP BUTTON_REC
142 #define VUMETER_MENU BUTTON_SELECT
143 #define VUMETER_MENU_EXIT BUTTON_SELECT
144 #define VUMETER_MENU_EXIT2 BUTTON_POWER
145 #define VUMETER_UP BUTTON_VOL_UP
146 #define VUMETER_DOWN BUTTON_VOL_DOWN
147 #define LABEL_HELP "REC"
148 #define LABEL_QUIT "POWER"
149 #define LABEL_MENU "SELECT"
150 #define LABEL_VOLUME "VOL UP/DN"
152 #elif (CONFIG_KEYPAD == SANSA_CLIP_PAD)
153 #define VUMETER_QUIT BUTTON_POWER
154 #define VUMETER_HELP BUTTON_HOME
155 #define VUMETER_MENU BUTTON_SELECT
156 #define VUMETER_MENU_EXIT BUTTON_SELECT
157 #define VUMETER_MENU_EXIT2 BUTTON_POWER
158 #define VUMETER_UP BUTTON_VOL_UP
159 #define VUMETER_DOWN BUTTON_VOL_DOWN
160 #define LABEL_HELP "HOME"
161 #define LABEL_QUIT "POWER"
162 #define LABEL_MENU "SELECT"
163 #define LABEL_VOLUME "VOL UP/DN"
165 #elif (CONFIG_KEYPAD == SANSA_M200_PAD)
166 #define VUMETER_QUIT BUTTON_POWER
167 #define VUMETER_HELP (BUTTON_SELECT | BUTTON_UP)
168 #define VUMETER_MENU (BUTTON_SELECT | BUTTON_REL)
169 #define VUMETER_MENU_EXIT (BUTTON_SELECT | BUTTON_REL)
170 #define VUMETER_MENU_EXIT2 BUTTON_POWER
171 #define VUMETER_UP BUTTON_VOL_UP
172 #define VUMETER_DOWN BUTTON_VOL_DOWN
173 #define LABEL_HELP "SELECT + UP"
174 #define LABEL_QUIT "POWER"
175 #define LABEL_MENU "SELECT"
176 #define LABEL_VOLUME "VOL UP/DN"
178 #elif CONFIG_KEYPAD == IAUDIO_X5M5_PAD
179 #define VUMETER_QUIT BUTTON_POWER
180 #define VUMETER_HELP BUTTON_PLAY
181 #define VUMETER_MENU BUTTON_SELECT
182 #define VUMETER_MENU_EXIT BUTTON_SELECT
183 #define VUMETER_MENU_EXIT2 BUTTON_POWER
184 #define VUMETER_UP BUTTON_UP
185 #define VUMETER_DOWN BUTTON_DOWN
186 #define LABEL_HELP "PLAY"
187 #define LABEL_QUIT "POWER"
188 #define LABEL_MENU "SELECT"
189 #define LABEL_VOLUME "UP/DOWN"
191 #elif CONFIG_KEYPAD == IRIVER_H10_PAD
192 #define VUMETER_QUIT BUTTON_POWER
193 #define VUMETER_HELP BUTTON_PLAY
194 #define VUMETER_MENU BUTTON_REW
195 #define VUMETER_MENU_EXIT BUTTON_REW
196 #define VUMETER_MENU_EXIT2 BUTTON_POWER
197 #define VUMETER_UP BUTTON_SCROLL_UP
198 #define VUMETER_DOWN BUTTON_SCROLL_DOWN
199 #define LABEL_HELP "PLAY"
200 #define LABEL_QUIT "POWER"
201 #define LABEL_MENU "REW"
202 #define LABEL_VOLUME "Scroller"
204 #elif (CONFIG_KEYPAD == GIGABEAT_S_PAD)
205 #define VUMETER_QUIT BUTTON_BACK
206 #define VUMETER_HELP BUTTON_NEXT
207 #define VUMETER_MENU BUTTON_MENU
208 #define VUMETER_MENU_EXIT BUTTON_MENU
209 #define VUMETER_MENU_EXIT2 BUTTON_PLAY
210 #define VUMETER_UP BUTTON_UP
211 #define VUMETER_DOWN BUTTON_DOWN
212 #define LABEL_HELP "NEXT"
213 #define LABEL_QUIT "BACK"
214 #define LABEL_MENU "MENU"
215 #define LABEL_VOLUME "UP/DOWN"
217 #elif (CONFIG_KEYPAD == MROBE100_PAD)
218 #define VUMETER_QUIT BUTTON_POWER
219 #define VUMETER_HELP BUTTON_DISPLAY
220 #define VUMETER_MENU BUTTON_MENU
221 #define VUMETER_MENU_EXIT BUTTON_MENU
222 #define VUMETER_MENU_EXIT2 BUTTON_POWER
223 #define VUMETER_UP BUTTON_UP
224 #define VUMETER_DOWN BUTTON_DOWN
225 #define LABEL_HELP "DISPLAY"
226 #define LABEL_QUIT "POWER"
227 #define LABEL_MENU "MENU"
228 #define LABEL_VOLUME "UP/DOWN"
230 #elif CONFIG_KEYPAD == IAUDIO_M3_PAD
231 #define VUMETER_QUIT BUTTON_RC_REC
232 #define VUMETER_HELP BUTTON_RC_MODE
233 #define VUMETER_MENU BUTTON_RC_MENU
234 #define VUMETER_MENU_EXIT BUTTON_RC_MENU
235 #define VUMETER_MENU_EXIT2 BUTTON_RC_REC
236 #define VUMETER_UP BUTTON_RC_VOL_UP
237 #define VUMETER_DOWN BUTTON_RC_VOL_DOWN
238 #define LABEL_HELP "MODE"
239 #define LABEL_QUIT "REC"
240 #define LABEL_MENU "MENU"
241 #define LABEL_VOLUME "VOL UP/DN"
243 #elif CONFIG_KEYPAD == COWOND2_PAD
244 #define VUMETER_QUIT BUTTON_POWER
245 #define VUMETER_MENU BUTTON_MENU
246 #define VUMETER_MENU_EXIT BUTTON_POWER
247 #define LABEL_QUIT "POWER"
248 #define LABEL_MENU "MENU"
250 #elif CONFIG_KEYPAD == CREATIVEZVM_PAD
251 #define VUMETER_QUIT BUTTON_BACK
252 #define VUMETER_HELP BUTTON_SELECT
253 #define VUMETER_MENU BUTTON_MENU
254 #define VUMETER_MENU_EXIT BUTTON_MENU
255 #define VUMETER_UP BUTTON_UP
256 #define VUMETER_DOWN BUTTON_DOWN
257 #define LABEL_HELP "MIDDLE"
258 #define LABEL_QUIT "BACK"
259 #define LABEL_MENU "MENU"
260 #define LABEL_VOLUME "UP/DOWN"
262 #elif CONFIG_KEYPAD == PHILIPS_HDD1630_PAD
263 #define VUMETER_QUIT BUTTON_POWER
264 #define VUMETER_HELP BUTTON_VIEW
265 #define VUMETER_MENU BUTTON_MENU
266 #define VUMETER_MENU_EXIT BUTTON_MENU
267 #define VUMETER_MENU_EXIT2 BUTTON_POWER
268 #define VUMETER_UP BUTTON_UP
269 #define VUMETER_DOWN BUTTON_DOWN
270 #define LABEL_HELP "VIEW"
271 #define LABEL_QUIT "POWER"
272 #define LABEL_MENU "MENU"
273 #define LABEL_VOLUME "UP/DOWN"
275 #elif CONFIG_KEYPAD == ONDAVX747_PAD
276 #define VUMETER_QUIT BUTTON_POWER
277 #define VUMETER_MENU BUTTON_MENU
278 #define VUMETER_MENU_EXIT BUTTON_POWER
279 #define LABEL_QUIT "POWER"
280 #define LABEL_MENU "MENU"
282 #elif CONFIG_KEYPAD == ONDAVX777_PAD
283 #define VUMETER_QUIT BUTTON_POWER
284 #define LABEL_QUIT "POWER"
286 #elif CONFIG_KEYPAD == MROBE500_PAD
287 #define VUMETER_QUIT BUTTON_POWER
288 #define LABEL_QUIT "POWER"
290 #elif CONFIG_KEYPAD == SAMSUNG_YH_PAD
291 #define VUMETER_QUIT BUTTON_REC
292 #define VUMETER_HELP BUTTON_PLAY
293 #define VUMETER_MENU BUTTON_LEFT
294 #define VUMETER_MENU_EXIT BUTTON_LEFT
295 #define VUMETER_MENU_EXIT2 BUTTON_RIGHT
296 #define VUMETER_UP BUTTON_UP
297 #define VUMETER_DOWN BUTTON_DOWN
298 #define LABEL_HELP "PLAY"
299 #define LABEL_QUIT "REC"
300 #define LABEL_MENU "LEFT"
301 #define LABEL_VOLUME "UP/DOWN"
304 #error No keymap defined!
307 #ifdef HAVE_TOUCHSCREEN
309 #define VUMETER_QUIT BUTTON_TOPLEFT
310 #define LABEL_QUIT "TOPLEFT"
313 #define VUMETER_HELP BUTTON_CENTER
314 #define LABEL_HELP "CENTRE"
317 #define VUMETER_MENU BUTTON_TOPRIGHT
318 #define LABEL_MENU "TOPRIGHT"
320 #ifndef VUMETER_MENU_EXIT
321 #define VUMETER_MENU_EXIT BUTTON_TOPLEFT
324 #define VUMETER_UP BUTTON_TOPMIDDLE
327 #define VUMETER_DOWN BUTTON_BOTTOMMIDDLE
330 #define LABEL_VOLUME "UP/DOWN"
334 #if defined(SIMULATOR) && (CONFIG_CODEC != SWCODEC)
335 #define mas_codec_readreg(x) rand()%MAX_PEAK
338 /* Defines x positions on a logarithmic (dBfs) scale. */
339 unsigned char analog_db_scale
[LCD_WIDTH
/2];
341 /* Define's y positions, to make the needle arch, like a real needle would. */
342 unsigned char y_values
[LCD_WIDTH
/2];
344 const unsigned char digital_db_scale
[] =
345 {0,2,3,5,5,6,6,6,7,7,7,7,8,8,8,8,8,9,9,9,9,9,9,9,9,10,10,
346 10,10,10,10,10,10,10,10,10,11,11,11,11,11,11,11,11};
348 const unsigned char needle_cover
[] =
349 {0x18, 0x1c, 0x1c, 0x1e, 0x1e, 0x1f, 0x1f, 0x1f, 0x1e, 0x1e, 0x1c, 0x1c, 0x18};
351 const unsigned char sound_speaker
[] = {0x18,0x24,0x42,0xFF};
352 const unsigned char sound_low_level
[] = {0x24,0x18};
353 const unsigned char sound_med_level
[] = {0x42,0x3C};
354 const unsigned char sound_high_level
[] = {0x81,0x7E};
355 const unsigned char sound_max_level
[] = {0x0E,0xDF,0x0E};
357 const int half_width
= LCD_WIDTH
/ 2;
358 const int quarter_width
= LCD_WIDTH
/ 4;
359 const int half_height
= LCD_HEIGHT
/ 2;
361 /* approx ratio of the previous hard coded values */
362 const int analog_mini_1
= (LCD_WIDTH
/ 2)*0.1;
363 const int analog_mini_2
= (LCD_WIDTH
/ 2)*0.25;
364 const int analog_mini_3
= (LCD_WIDTH
/ 2)*0.4;
365 const int analog_mini_4
= (LCD_WIDTH
/ 2)*0.75;
367 const int digital_block_width
= LCD_WIDTH
/ 11;
368 const int digital_block_gap
= (int)(LCD_WIDTH
/ 11) / 10;
369 /* ammount to lead in on left so 11x blocks are centered - is often 0 */
370 const int digital_lead
= (LCD_WIDTH
- (((int)(LCD_WIDTH
/ 11))*11) ) / 2;
372 const int digital_block_height
= (LCD_HEIGHT
- 54) / 2 ;
374 #define ANALOG 0 /* The two meter types */
377 int left_needle_top_y
;
378 int left_needle_top_x
;
379 int last_left_needle_top_x
;
380 int right_needle_top_y
;
381 int right_needle_top_x
;
382 int last_right_needle_top_x
= LCD_WIDTH
/ 2;
386 int last_num_left_leds
;
387 int last_num_right_leds
;
390 #ifdef HAVE_LCD_COLOR
391 int screen_foreground
;
394 #define MAX_PEAK 0x8000
396 /* gap at the top for left/right etc */
397 #define NEEDLE_TOP 25
399 /* pow(M_E, 5) * 65536 */
400 #define E_POW_5 9726404
402 struct saved_settings
{
404 bool analog_use_db_scale
;
405 bool digital_use_db_scale
;
406 bool analog_minimeters
;
407 bool digital_minimeters
;
412 void reset_settings(void) {
413 vumeter_settings
.meter_type
=ANALOG
;
414 vumeter_settings
.analog_use_db_scale
=true;
415 vumeter_settings
.digital_use_db_scale
=true;
416 vumeter_settings
.analog_minimeters
=true;
417 vumeter_settings
.digital_minimeters
=false;
418 vumeter_settings
.analog_decay
=3;
419 vumeter_settings
.digital_decay
=0;
422 void calc_scales(void)
424 unsigned int fx_log_factor
= E_POW_5
/half_width
;
429 int nh
= LCD_HEIGHT
- NEEDLE_TOP
;
432 for (i
=1; i
<= half_width
; i
++)
435 y
= (half_width
/5)*fp16_log(i
*fx_log_factor
);
437 /* better way of checking for negative values? */
442 analog_db_scale
[i
-1] = z
;
446 /* y values (analog needle co-ords) */
447 j
= i
- (int)(half_width
/2);
450 /* fsqrt+1 seems to give a closer approximation */
451 y_values
[i
-1] = LCD_HEIGHT
- (fp_sqrt(k
, 16)>>8) - 1;
456 void load_settings(void) {
457 int fp
= rb
->open(PLUGIN_DEMOS_DIR
"/.vu_meter", O_RDONLY
);
459 rb
->read(fp
, &vumeter_settings
, sizeof(struct saved_settings
));
464 rb
->splash(HZ
, "Press " LABEL_HELP
" for help");
468 void save_settings(void) {
469 int fp
= rb
->creat(PLUGIN_DEMOS_DIR
"/.vu_meter");
471 rb
->write (fp
, &vumeter_settings
, sizeof(struct saved_settings
));
476 void change_volume(int delta
) {
478 int minvol
= rb
->sound_min(SOUND_VOLUME
);
479 int maxvol
= rb
->sound_max(SOUND_VOLUME
);
480 int vol
= rb
->global_settings
->volume
+ delta
;
482 if (vol
> maxvol
) vol
= maxvol
;
483 else if (vol
< minvol
) vol
= minvol
;
484 if (vol
!= rb
->global_settings
->volume
) {
485 rb
->sound_set(SOUND_VOLUME
, vol
);
486 rb
->global_settings
->volume
= vol
;
487 rb
->snprintf(curr_vol
, sizeof(curr_vol
), "%d", vol
);
488 rb
->lcd_putsxy(0,0, curr_vol
);
494 static bool vu_meter_menu(void)
497 bool menu_quit
= false;
500 MENUITEM_STRINGLIST(menu
,"VU Meter Menu",NULL
,"Meter Type","Scale",
501 "Minimeters","Decay Speed","Playback Control",
504 static const struct opt_items meter_type_option
[2] = {
509 static const struct opt_items decay_speed_option
[7] = {
514 { "Medium-Slow", -1 },
520 switch(rb
->do_menu(&menu
, &selection
, NULL
, false))
523 rb
->set_option("Meter Type", &vumeter_settings
.meter_type
, INT
,
524 meter_type_option
, 2, NULL
);
528 if(vumeter_settings
.meter_type
==ANALOG
)
530 rb
->set_bool_options("Scale", &vumeter_settings
.analog_use_db_scale
,
531 "dBfs", -1, "Linear", -1, NULL
);
535 rb
->set_bool_options("Scale", &vumeter_settings
.digital_use_db_scale
,
536 "dBfs", -1, "Linear", -1, NULL
);
541 if(vumeter_settings
.meter_type
==ANALOG
)
543 rb
->set_bool("Enable Minimeters",
544 &vumeter_settings
.analog_minimeters
);
548 rb
->set_bool("Enable Minimeters",
549 &vumeter_settings
.digital_minimeters
);
554 if(vumeter_settings
.meter_type
==ANALOG
)
556 rb
->set_option("Decay Speed", &vumeter_settings
.analog_decay
, INT
,
557 decay_speed_option
, 7, NULL
);
561 rb
->set_option("Decay Speed", &vumeter_settings
.digital_decay
, INT
,
562 decay_speed_option
, 7, NULL
);
567 playback_control(NULL
);
572 /* fall through to exit the menu */
578 /* the menu uses the userfont, set it back to sysfont */
579 rb
->lcd_setfont(FONT_SYSFIXED
);
583 void draw_analog_minimeters(void) {
584 rb
->lcd_mono_bitmap(sound_speaker
, quarter_width
-28, 12, 4, 8);
585 rb
->lcd_set_drawmode(DRMODE_FG
);
586 if(analog_mini_1
<left_needle_top_x
)
587 rb
->lcd_mono_bitmap(sound_low_level
, quarter_width
-23, 12, 2, 8);
588 if(analog_mini_2
<left_needle_top_x
)
589 rb
->lcd_mono_bitmap(sound_med_level
, quarter_width
-21, 12, 2, 8);
590 if(analog_mini_3
<left_needle_top_x
)
591 rb
->lcd_mono_bitmap(sound_high_level
, quarter_width
-19, 12, 2, 8);
592 if(analog_mini_4
<left_needle_top_x
)
593 rb
->lcd_mono_bitmap(sound_max_level
, quarter_width
-16, 12, 3, 8);
595 rb
->lcd_set_drawmode(DRMODE_SOLID
);
596 rb
->lcd_mono_bitmap(sound_speaker
, quarter_width
+half_width
-30, 12, 4, 8);
597 rb
->lcd_set_drawmode(DRMODE_FG
);
598 if(analog_mini_1
<(right_needle_top_x
-half_width
))
599 rb
->lcd_mono_bitmap(sound_low_level
, quarter_width
+half_width
-25, 12, 2, 8);
600 if(analog_mini_2
<(right_needle_top_x
-half_width
))
601 rb
->lcd_mono_bitmap(sound_med_level
, quarter_width
+half_width
-23, 12, 2, 8);
602 if(analog_mini_3
<(right_needle_top_x
-half_width
))
603 rb
->lcd_mono_bitmap(sound_high_level
, quarter_width
+half_width
-21, 12, 2, 8);
604 if(analog_mini_4
<(right_needle_top_x
-half_width
))
605 rb
->lcd_mono_bitmap(sound_max_level
, quarter_width
+half_width
-18, 12, 3, 8);
606 rb
->lcd_set_drawmode(DRMODE_SOLID
);
609 void draw_digital_minimeters(void) {
610 #ifdef HAVE_LCD_COLOR
611 rb
->lcd_set_foreground(LCD_RGBPACK(255, 255 - 23 * num_left_leds
, 0));
613 rb
->lcd_mono_bitmap(sound_speaker
, 34, half_height
-8, 4, 8);
614 rb
->lcd_set_drawmode(DRMODE_FG
);
616 rb
->lcd_mono_bitmap(sound_low_level
, 39, half_height
-8, 2, 8);
618 rb
->lcd_mono_bitmap(sound_med_level
, 41, half_height
-8, 2, 8);
620 rb
->lcd_mono_bitmap(sound_high_level
, 43, half_height
-8, 2, 8);
622 rb
->lcd_mono_bitmap(sound_max_level
, 46, half_height
-8, 3, 8);
624 #ifdef HAVE_LCD_COLOR
625 rb
->lcd_set_foreground(LCD_RGBPACK(255, 255 - 23 * num_right_leds
, 0));
627 rb
->lcd_set_drawmode(DRMODE_SOLID
);
628 rb
->lcd_mono_bitmap(sound_speaker
, 34, half_height
+8, 4, 8);
629 rb
->lcd_set_drawmode(DRMODE_FG
);
630 if(1<(num_right_leds
))
631 rb
->lcd_mono_bitmap(sound_low_level
, 39, half_height
+8, 2, 8);
632 if(2<(num_right_leds
))
633 rb
->lcd_mono_bitmap(sound_med_level
, 41, half_height
+8, 2, 8);
634 if(5<(num_right_leds
))
635 rb
->lcd_mono_bitmap(sound_high_level
, 43, half_height
+8, 2, 8);
636 if(8<(num_right_leds
))
637 rb
->lcd_mono_bitmap(sound_max_level
, 46, half_height
+8, 3, 8);
638 rb
->lcd_set_drawmode(DRMODE_SOLID
);
640 #ifdef HAVE_LCD_COLOR
641 rb
->lcd_set_foreground(screen_foreground
);
645 void analog_meter(void) {
647 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
648 int left_peak
= rb
->mas_codec_readreg(0xC);
649 int right_peak
= rb
->mas_codec_readreg(0xD);
650 #elif (CONFIG_CODEC == SWCODEC)
651 int left_peak
, right_peak
;
652 rb
->pcm_calculate_peaks(&left_peak
, &right_peak
);
655 if(vumeter_settings
.analog_use_db_scale
) {
656 left_needle_top_x
= analog_db_scale
[left_peak
* half_width
/ MAX_PEAK
];
657 right_needle_top_x
= analog_db_scale
[right_peak
* half_width
/ MAX_PEAK
] + half_width
;
660 left_needle_top_x
= left_peak
* half_width
/ MAX_PEAK
;
661 right_needle_top_x
= right_peak
* half_width
/ MAX_PEAK
+ half_width
;
664 /* Makes a decay on the needle */
665 left_needle_top_x
= (left_needle_top_x
+last_left_needle_top_x
*vumeter_settings
.analog_decay
)
666 /(vumeter_settings
.analog_decay
+1);
667 right_needle_top_x
= (right_needle_top_x
+last_right_needle_top_x
*vumeter_settings
.analog_decay
)
668 /(vumeter_settings
.analog_decay
+1);
670 last_left_needle_top_x
= left_needle_top_x
;
671 last_right_needle_top_x
= right_needle_top_x
;
673 left_needle_top_y
= y_values
[left_needle_top_x
];
674 right_needle_top_y
= y_values
[right_needle_top_x
-half_width
];
677 rb
->lcd_drawline(quarter_width
, LCD_HEIGHT
-1, left_needle_top_x
, left_needle_top_y
);
678 rb
->lcd_drawline((quarter_width
+half_width
), LCD_HEIGHT
-1, right_needle_top_x
, right_needle_top_y
);
680 if(vumeter_settings
.analog_minimeters
)
681 draw_analog_minimeters();
684 rb
->lcd_set_drawmode(DRMODE_FG
);
685 rb
->lcd_mono_bitmap(needle_cover
, quarter_width
-6, LCD_HEIGHT
-5, 13, 5);
686 rb
->lcd_mono_bitmap(needle_cover
, half_width
+quarter_width
-6, LCD_HEIGHT
-5, 13, 5);
687 rb
->lcd_set_drawmode(DRMODE_SOLID
);
689 /* Show Left/Right */
690 rb
->lcd_putsxy(quarter_width
-12, 12, "Left");
691 rb
->lcd_putsxy(half_width
+quarter_width
-12, 12, "Right");
693 /* Line above/below the Left/Right text */
694 rb
->lcd_hline(0,LCD_WIDTH
-1,9);
695 rb
->lcd_hline(0,LCD_WIDTH
-1,21);
697 for(i
=0; i
<half_width
; i
++) {
698 rb
->lcd_drawpixel(i
, (y_values
[i
])-2);
699 rb
->lcd_drawpixel(i
+half_width
, (y_values
[i
])-2);
703 void digital_meter(void) {
704 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
705 int left_peak
= rb
->mas_codec_readreg(0xC);
706 int right_peak
= rb
->mas_codec_readreg(0xD);
707 #elif (CONFIG_CODEC == SWCODEC)
708 int left_peak
, right_peak
;
709 rb
->pcm_calculate_peaks(&left_peak
, &right_peak
);
712 if(vumeter_settings
.digital_use_db_scale
) {
713 num_left_leds
= digital_db_scale
[left_peak
* 44 / MAX_PEAK
];
714 num_right_leds
= digital_db_scale
[right_peak
* 44 / MAX_PEAK
];
717 num_left_leds
= left_peak
* 11 / MAX_PEAK
;
718 num_right_leds
= right_peak
* 11 / MAX_PEAK
;
721 num_left_leds
= (num_left_leds
+last_num_left_leds
*vumeter_settings
.digital_decay
)
722 /(vumeter_settings
.digital_decay
+1);
723 num_right_leds
= (num_right_leds
+last_num_right_leds
*vumeter_settings
.digital_decay
)
724 /(vumeter_settings
.digital_decay
+1);
726 last_num_left_leds
= num_left_leds
;
727 last_num_right_leds
= num_right_leds
;
729 rb
->lcd_set_drawmode(DRMODE_FG
);
731 for(i
=0; i
<num_left_leds
; i
++) {
732 #ifdef HAVE_LCD_COLOR
733 rb
->lcd_set_foreground(LCD_RGBPACK(255, 255 - 23 * i
, 0));
735 rb
->lcd_fillrect((digital_lead
+ (i
*digital_block_width
)),
736 14, digital_block_width
- digital_block_gap
, digital_block_height
);
739 for(i
=0; i
<num_right_leds
; i
++) {
740 #ifdef HAVE_LCD_COLOR
741 rb
->lcd_set_foreground(LCD_RGBPACK(255, 255 - 23 * i
, 0));
743 rb
->lcd_fillrect((digital_lead
+ (i
*digital_block_width
)),
744 (half_height
+ 20), digital_block_width
- digital_block_gap
,
745 digital_block_height
);
748 #ifdef HAVE_LCD_COLOR
749 rb
->lcd_set_foreground(screen_foreground
);
751 rb
->lcd_set_drawmode(DRMODE_SOLID
);
753 if(vumeter_settings
.digital_minimeters
)
754 draw_digital_minimeters();
756 /* Lines above/below where the LEDS are */
757 rb
->lcd_hline(0,LCD_WIDTH
-1,12);
758 rb
->lcd_hline(0,LCD_WIDTH
-1,half_height
-12);
760 rb
->lcd_hline(0,LCD_WIDTH
-1,half_height
+18);
761 rb
->lcd_hline(0,LCD_WIDTH
-1,LCD_HEIGHT
-6);
763 /* Show Left/Right */
764 rb
->lcd_putsxy(2, half_height
-8, "Left");
765 rb
->lcd_putsxy(2, half_height
+8, "Right");
767 /* Line in the middle */
768 rb
->lcd_hline(0,LCD_WIDTH
-1,half_height
+3);
771 enum plugin_status
plugin_start(const void* parameter
) {
773 int lastbutton
= BUTTON_NONE
;
780 rb
->lcd_setfont(FONT_SYSFIXED
);
781 #ifdef HAVE_LCD_COLOR
782 screen_foreground
= rb
->lcd_get_foreground();
787 rb
->lcd_clear_display();
789 rb
->lcd_putsxy(half_width
-23, 0, "VU Meter");
791 if(vumeter_settings
.meter_type
==ANALOG
)
798 button
= rb
->button_get_w_tmo(1);
801 #ifdef VUMETER_RC_QUIT
802 case VUMETER_RC_QUIT
:
810 #ifdef VUMETER_HELP_PRE
811 if (lastbutton
!= VUMETER_HELP_PRE
)
814 rb
->lcd_clear_display();
815 rb
->lcd_puts(0, 0, LABEL_QUIT
": Exit");
816 rb
->lcd_puts(0, 1, LABEL_MENU
": Settings");
817 rb
->lcd_puts(0, 2, LABEL_VOLUME
": Volume");
828 #ifdef VUMETER_MENU_PRE
829 if (lastbutton
!= VUMETER_MENU_PRE
)
837 case VUMETER_UP
| BUTTON_REPEAT
:
842 case VUMETER_DOWN
| BUTTON_REPEAT
:
847 if(rb
->default_event_handler(button
) == SYS_USB_CONNECTED
)
848 return PLUGIN_USB_CONNECTED
;
851 if (button
!= BUTTON_NONE
)