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-rw-r--r--apps/plugins/metronome.c280
1 files changed, 280 insertions, 0 deletions
diff --git a/apps/plugins/metronome.c b/apps/plugins/metronome.c
new file mode 100644
index 0000000000..ece5275e87
--- /dev/null
+++ b/apps/plugins/metronome.c
@@ -0,0 +1,280 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id$
9 *
10 * Copyright (C) 2004 Matthias Wientapper
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19#include "plugin.h"
20
21#ifndef SIMULATOR
22
23static struct plugin_api* rb;
24
25static unsigned int bpm = 120;
26static unsigned int time_to_next_tock;
27
28static bool sound_active = false;
29static bool sound_paused = true;
30static bool mute = false;
31static long mute_until_tick;
32
33/*tick sound from a metronome*/
34static unsigned char sound[]={
35255,251, 80,196, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
36 0, 73,110,102,111, 0, 0, 0, 15, 0, 0, 0, 4, 0, 0, 4, 19, 0, 64, 64,
37 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64,
38 64, 64, 64,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,
39128,128,128,128,128,128,128,128,192,192,192,192,192,192,192,192,192,192,192,192,
40192,192,192,192,192,192,192,192,192,192,192,192,192,255,255,255,255,255,255,255,
41255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255, 0, 0, 0,
42 58, 76, 65, 77, 69, 51, 46, 57, 50, 32, 1,137, 0, 0, 0, 0, 0, 0, 0, 0,
43 2, 64, 36, 5,191, 65, 0, 0, 0, 0, 0, 4, 19,168,187,153, 93, 0, 0, 0,
44 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
45 0, 0, 0, 0, 0, 0, 0, 0,255,251, 80,196, 0, 0, 10, 81, 57, 65,184,120,
46128, 1, 95,159,239,191,144, 96, 0, 0,128, 0, 0, 0, 0, 0, 0, 48, 24, 12,
47 0, 0, 15,175,185,222, 39, 7,126, 46, 50,191,243,197,255,247, 62, 92,111,252,
48115, 15, 27,140,153,159,247,242,124, 44, 92,164,177, 57,175,255,236, 79,164, 98,
49 68,205, 69,160, 64, 15,251,127,128,168, 38, 92,138, 17, 67,196, 80,184,223,255,
50255,161,117, 33, 55, 83,191,255,193,240, 33, 57,114, 17, 0, 2, 0, 0, 0, 10,
51191, 10, 8,196,209, 75, 55,236,177,115,238,223,203, 61,176, 89, 78,101,219,118,
52118, 65,154,126,187,239,241,127,247,245, 59, 18,219, 94,105,245,221,161,173, 91,
53191, 27,255,247, 18,124, 71,117,139,133,170,221,227,251,135,110,236,255,183,219,
54100, 78,184,125,212,131, 65, 95,212,245,145, 67, 77, 10,153,250,132,195, 4,138,
55224, 0, 0, 0,158,107, 42, 65,227,185, 90,158, 86, 6,155, 77,255,251, 82,196,
56 8, 0, 10,136,185,103, 4, 61, 48, 65,118,173, 44, 60,147, 10,152,107, 49, 74,
57 18,208, 91, 23,178,196,220, 25, 64,233,230, 36,170, 0,210,219,131, 40,165, 22,
58 86,195, 23,145, 33, 16,138, 99,109,117,245, 71,162, 69, 42,220,164, 91, 72,165,
59 26, 69,146,150,199,222, 73,102,148, 29, 19, 5, 65, 86, 6,150,120,180, 26, 88,
60 75, 18,191,255,250,171, 4, 8,132,140, 0, 0, 20,186,242,162, 66,100, 62, 86,
61206, 86,255, 26,203,201,255,255,141,128,166,196,175,133, 9, 70,188,146,175,133,
62 60, 17,217,229, 90, 27, 87, 93, 34, 76,113,185, 84,213, 56, 17,170, 83, 75,180,
63203,116,101, 93, 90, 99, 35,174,230, 42,125, 12,128, 79, 93, 81,234, 67, 66,137,
64105,157,157, 23, 71, 53, 40,250,204,105, 89,203,107,250, 63,174, 89,133, 81,140,
65 0, 52, 17, 16, 0, 0, 18,111, 20, 92, 32,213, 48,179, 50, 26,244,179, 27,230,
66154, 34,133,177, 88,255,251, 82,196, 13, 0, 10,125, 65, 85,244, 85, 0, 1,210,
67172,231, 7, 31, 32, 0, 37, 11, 68, 69, 13, 37, 48,210, 23, 69, 36,122,143,148,
68211,141, 44, 76,135, 72,148,195,135,174, 84,149,167, 30,198,183,255,213,111, 61,
69 27,155,191,177,207,246,163,255,230, 30,137,219,255,182,186,185,239, 52,148,171,
70 75, 63,167, 44, 0, 2, 81,190, 41,253,248,182,180, 23, 43,127,217,161, 41,191,
71 36,199, 40,153,108, 66,224,131,192,217, 12, 67,217, 6,218,240,108,112, 63, 33,
72 93, 12, 8, 43, 66, 42, 74, 12,215,135,100,172, 33, 65,172, 29, 98, 4, 83, 34,
73 40, 17,111,133,255, 18,145, 60, 59,136,145, 92,106,144, 34,185, 58, 76,154,254,
74146,144,115, 4, 84,180,142,178, 38, 79,253, 34,237,105, 31,106, 70, 73, 36,138,
75 73,164,181,127,253,182, 82,217, 26,245,117,163,255,219, 50,115,223,245, 92,198,
76165,173, 0, 15,249,132, 50, 19,157, 85,121,153,245, 51,255,251, 82,196, 6,131,
77 74, 96,134,156, 92, 19, 0, 8, 0, 0, 52,128, 0, 0, 0, 60,226, 73, 57, 26,
78249,253,122,211,128, 65, 86, 10, 1, 9,195,128, 36, 72,225,196,146,115, 73, 18,
79 75, 65, 77, 9, 5,200, 43, 16,163,129, 77, 9, 5,200,110, 39,127,255,255,255,
80255,255,255,255,252, 83, 66,142,140, 21,136, 46, 64,166,133, 28, 12, 21,136, 46,
81 64,166,133, 21, 6, 76, 65, 77, 69, 51, 46, 57, 50, 85, 85, 85, 85, 85, 85, 85,
82 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85,
83 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85,
84 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85,
85 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85,
86 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85, 85,
87 85, 85, 85};
88
89
90
91void led(bool on){
92 if(on)
93 or_b(0x40, &PBDRL);
94 else
95 and_b(~0x40, &PBDRL);
96}
97
98void calc_time_to_next_tock(void){
99 time_to_next_tock = (HZ * 60) / bpm ;
100}
101
102void callback(unsigned char** start, int* size){
103 *start = sound; /* give it the same frame again */
104 *size = NULL;
105 sound_active = false;
106 led(0);
107}
108
109void play_tock(void){
110 sound_active = true;
111 led(1);
112 rb->mp3_play_data(sound, sizeof(sound), callback);
113 rb->mp3_play_pause(true); /* kickoff audio */
114}
115
116
117void draw_display(void){
118 char buffer[30];
119 rb->lcd_clear_display();
120
121#ifdef HAVE_LCD_BITMAP
122 rb->lcd_setfont(FONT_SYSFIXED);
123 rb->lcd_putsxy(1, 1, "Metronome");
124#endif
125 rb->snprintf(buffer, sizeof(buffer), "BPM: %d ",bpm);
126#ifdef HAVE_LCD_BITMAP
127 rb->lcd_puts(0,7, buffer);
128#else
129 rb->lcd_puts(0,0, buffer);
130#endif
131 rb->snprintf(buffer, sizeof(buffer), "Vol: %d",
132 rb->global_settings->volume);
133#ifdef HAVE_LCD_BITMAP
134 rb->lcd_puts(10, 7, buffer);
135#else
136 rb->lcd_puts(0,1, buffer);
137#endif
138
139#ifdef HAVE_LCD_BITMAP
140 rb->lcd_drawline(0, 12, 111, 12);
141 if(sound_paused)
142 rb->lcd_puts(0,2,"press play");
143 else
144 rb->lcd_puts(0,2,"press pause");
145 rb->lcd_update();
146#endif
147}
148
149// helper function to change the volume by a certain amount, +/-
150// ripped from video.c
151void change_volume(int delta){
152 int vol = rb->global_settings->volume + delta;
153 char buffer[30];
154 if (vol > 100) vol = 100;
155 else if (vol < 0) vol = 0;
156 if (vol != rb->global_settings->volume) {
157 rb->mpeg_sound_set(SOUND_VOLUME, vol);
158 rb->global_settings->volume = vol;
159 rb->snprintf(buffer, sizeof(buffer), "Vol: %d ", vol);
160#ifdef HAVE_LCD_BITMAP
161 rb->lcd_puts(0,7, buffer);
162 rb->lcd_update();
163#else
164 rb->lcd_puts(0,1, buffer);
165#endif
166 }
167}
168
169// if a key was pressed we shut up for a little while
170void set_mute_ticks(void){
171 mute_until_tick = *rb->current_tick + 50;
172 mute = true;
173}
174
175enum plugin_status plugin_start(struct plugin_api* api, void* parameter){
176
177 TEST_PLUGIN_API(api);
178 (void)parameter;
179 rb = api;
180
181 rb->bitswap(sound, sizeof(sound));
182
183 if (rb->mp3_is_playing)
184 rb->mp3_play_stop(); // stop audio ISR
185
186 calc_time_to_next_tock();
187 draw_display();
188
189 /* main loop */
190 while (true){
191 if (!mute && !sound_active && !sound_paused){
192 play_tock();
193 }
194
195 if (*rb->current_tick >= mute_until_tick)
196 mute = false;
197
198 switch (rb->button_get_w_tmo(time_to_next_tock)) {
199#ifdef HAVE_RECORDER_KEYPAD
200 case BUTTON_OFF:
201#else
202 case BUTTON_STOP:
203#endif
204 /* get out of here */
205 rb->mp3_play_stop(); /* stop audio ISR */
206 led(0);
207 set_mute_ticks();
208 return PLUGIN_OK;
209
210 case BUTTON_PLAY:
211 if(sound_paused)
212 sound_paused = false;
213 else
214 sound_paused = true;
215 calc_time_to_next_tock();
216 draw_display();
217 set_mute_ticks();
218 break;
219
220#ifdef HAVE_RECORDER_KEYPAD
221 case BUTTON_UP:
222 case BUTTON_UP | BUTTON_REPEAT:
223#else
224 case BUTTON_ON | BUTTON_RIGHT:
225 case BUTTON_ON | BUTTON_RIGHT | BUTTON_REPEAT:
226#endif
227 set_mute_ticks();
228 change_volume(1);
229 break;
230
231#ifdef HAVE_RECORDER_KEYPAD
232 case BUTTON_DOWN:
233 case BUTTON_DOWN | BUTTON_REPEAT:
234#else
235 case BUTTON_ON | BUTTON_LEFT:
236 case BUTTON_ON | BUTTON_LEFT | BUTTON_REPEAT:
237#endif
238 set_mute_ticks();
239 change_volume(-1);
240 break;
241
242 case BUTTON_LEFT:
243 set_mute_ticks();
244 if (bpm > 1)
245 bpm--;
246 calc_time_to_next_tock();
247 draw_display();
248 break;
249
250 case BUTTON_LEFT | BUTTON_REPEAT:
251 set_mute_ticks();
252 if (bpm > 10)
253 bpm=bpm-10;
254 calc_time_to_next_tock();
255 draw_display();
256 break;
257
258 case BUTTON_RIGHT:
259 set_mute_ticks();
260 if(bpm < 300)
261 bpm++;
262 calc_time_to_next_tock();
263 draw_display();
264 break;
265
266 case BUTTON_RIGHT | BUTTON_REPEAT:
267 set_mute_ticks();
268 if (bpm < 300)
269 bpm=bpm+10;
270 calc_time_to_next_tock();
271 draw_display();
272 break;
273
274 case SYS_USB_CONNECTED:
275 rb->usb_screen();
276 return PLUGIN_USB_CONNECTED;
277 }
278 }
279}
280#endif /* #ifndef SIMULATOR */
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-27 23:28:19 +0000