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Music player rework (#1189)

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* Music player: cli tool and new worker
* Music player cli: flush message
* Music player: fix note calculation
* MusicPlayer: fix # parsing and add magic
* FuriHal: improve speaker volume handling. MusicPlayer: minor sustain improvements
* MusicPlayer: fix buffer overseek
* FuriHal: drop unused variables
* MusicPlayer: LFO 4 magic
* MusicPlayer: add RTTTL parser
* MusicPlayer: refactoring and add file open dialog on start
* MusicPlayer: fix memcpy issue and more
* FuriHal: force disconnect USB on early init and then leave usb line alone for some time.
* FuriHal: switch speaker to old volume. MusicPlayer: fix incorrect note history, and drop lfo from worker.

Co-authored-by: DrZlo13 <who.just.the.doctor@gmail.com>
This commit is contained in:
あく 2022-05-05 12:49:59 +03:00 committed by GitHub
parent 0c85b88873
commit f5175e1388
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
10 changed files with 867 additions and 344 deletions
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7
applications/applications.c
View File

@ -55,6 +55,7 @@ extern void crypto_on_system_start();
extern void ibutton_on_system_start(); extern void ibutton_on_system_start();
extern void infrared_on_system_start(); extern void infrared_on_system_start();
extern void lfrfid_on_system_start(); extern void lfrfid_on_system_start();
extern void music_player_on_system_start();
extern void nfc_on_system_start(); extern void nfc_on_system_start();
extern void storage_on_system_start(); extern void storage_on_system_start();
extern void subghz_on_system_start(); extern void subghz_on_system_start();
@ -280,6 +281,10 @@ const FlipperOnStartHook FLIPPER_ON_SYSTEM_START[] = {
infrared_on_system_start, infrared_on_system_start,
#endif #endif
#ifdef APP_MUSIC_PLAYER
music_player_on_system_start,
#endif
#ifdef APP_NFC #ifdef APP_NFC
nfc_on_system_start, nfc_on_system_start,
#endif #endif
@ -332,7 +337,7 @@ const FlipperApplication FLIPPER_PLUGINS[] = {
#ifdef APP_MUSIC_PLAYER #ifdef APP_MUSIC_PLAYER
{.app = music_player_app, {.app = music_player_app,
.name = "Music Player", .name = "Music Player",
.stack_size = 1024, .stack_size = 2048,
.icon = &A_Plugins_14, .icon = &A_Plugins_14,
.flags = FlipperApplicationFlagDefault}, .flags = FlipperApplicationFlagDefault},
#endif #endif

552
applications/music_player/music_player.c
View File

@ -2,132 +2,93 @@
#include <furi_hal.h> #include <furi_hal.h>
#include <gui/gui.h> #include <gui/gui.h>
#include <input/input.h> #include <dialogs/dialogs.h>
#include "music_player_worker.h"
// TODO float note freq #define TAG "MusicPlayer"
typedef enum {
// Delay
N = 0,
// Octave 4
B4 = 494,
// Octave 5
C5 = 523,
D5 = 587,
E5 = 659,
F_5 = 740,
G5 = 784,
A5 = 880,
B5 = 988,
// Octave 6
C6 = 1046,
D6 = 1175,
E6 = 1319,
} MelodyEventNote;
typedef enum { #define MUSIC_PLAYER_APP_PATH_FOLDER "/any/music_player"
L1 = 1, #define MUSIC_PLAYER_APP_EXTENSION "*"
L2 = 2,
L4 = 4, #define MUSIC_PLAYER_SEMITONE_HISTORY_SIZE 4
L8 = 8,
L16 = 16,
L32 = 32,
L64 = 64,
L128 = 128,
} MelodyEventLength;
typedef struct { typedef struct {
MelodyEventNote note; uint8_t semitone_history[MUSIC_PLAYER_SEMITONE_HISTORY_SIZE];
MelodyEventLength length; uint8_t duration_history[MUSIC_PLAYER_SEMITONE_HISTORY_SIZE];
} MelodyEventRecord;
uint8_t volume;
uint8_t semitone;
uint8_t dots;
uint8_t duration;
float position;
} MusicPlayerModel;
typedef struct { typedef struct {
const MelodyEventRecord* record; MusicPlayerModel* model;
int8_t loop_count; osMutexId_t* model_mutex;
} SongPattern;
const MelodyEventRecord melody_start[] = { osMessageQueueId_t input_queue;
{E6, L8}, {N, L8}, {E5, L8}, {B5, L8}, {N, L4}, {E5, L8}, {A5, L8}, {G5, L8}, {A5, L8},
{E5, L8}, {B5, L8}, {N, L8}, {G5, L8}, {A5, L8}, {D6, L8}, {N, L4}, {D5, L8}, {B5, L8},
{N, L4}, {D5, L8}, {A5, L8}, {G5, L8}, {A5, L8}, {D5, L8}, {F_5, L8}, {N, L8}, {G5, L8},
{A5, L8}, {D6, L8}, {N, L4}, {F_5, L8}, {B5, L8}, {N, L4}, {F_5, L8}, {D6, L8}, {C6, L8},
{B5, L8}, {F_5, L8}, {A5, L8}, {N, L8}, {G5, L8}, {F_5, L8}, {E5, L8}, {N, L8}, {C5, L8},
{E5, L8}, {B5, L8}, {B4, L8}, {C5, L8}, {D5, L8}, {D6, L8}, {C6, L8}, {B5, L8}, {F_5, L8},
{A5, L8}, {N, L8}, {G5, L8}, {A5, L8}, {E6, L8}};
const MelodyEventRecord melody_loop[] = { ViewPort* view_port;
{N, L4}, {E5, L8}, {B5, L8}, {N, L4}, {E5, L8}, {A5, L8}, {G5, L8}, {A5, L8}, {E5, L8}, Gui* gui;
{B5, L8}, {N, L8}, {G5, L8}, {A5, L8}, {D6, L8}, {N, L4}, {D5, L8}, {B5, L8}, {N, L4},
{D5, L8}, {A5, L8}, {G5, L8}, {A5, L8}, {D5, L8}, {F_5, L8}, {N, L8}, {G5, L8}, {A5, L8},
{D6, L8}, {N, L4}, {F_5, L8}, {B5, L8}, {N, L4}, {F_5, L8}, {D6, L8}, {C6, L8}, {B5, L8},
{F_5, L8}, {A5, L8}, {N, L8}, {G5, L8}, {F_5, L8}, {E5, L8}, {N, L8}, {C5, L8}, {E5, L8},
{B5, L8}, {B4, L8}, {C5, L8}, {D5, L8}, {D6, L8}, {C6, L8}, {B5, L8}, {F_5, L8}, {A5, L8},
{N, L8}, {G5, L8}, {A5, L8}, {E6, L8}};
const MelodyEventRecord melody_chords_1bar[] = { MusicPlayerWorker* worker;
{E6, L8}, {N, L8}, {B4, L128}, {E5, L128}, {B4, L128}, {E5, L128}, {B4, L128}, {E5, L128}, } MusicPlayer;
{B4, L128}, {E5, L128}, {B4, L128}, {E5, L128}, {B4, L128}, {E5, L128}, {B4, L128}, {E5, L128},
{B4, L128}, {E5, L128}, {B5, L8}, {N, L4}, {B4, L128}, {E5, L128}, {B4, L128}, {E5, L128},
{B4, L128}, {E5, L128}, {B4, L128}, {E5, L128}, {B4, L128}, {E5, L128}, {B4, L128}, {E5, L128},
{B4, L128}, {E5, L128}, {B4, L128}, {E5, L128}, {A5, L8}};
const SongPattern song[] = {{melody_start, 1}, {melody_loop, -1}}; static const float MUSIC_PLAYER_VOLUMES[] = {0, .25, .5, .75, 1};
typedef enum { static const char* semitone_to_note(int8_t semitone) {
EventTypeTick, switch(semitone) {
EventTypeKey, case 0:
EventTypeNote, return "C";
// add your events type case 1:
} MusicDemoEventType; return "C#";
case 2:
return "D";
case 3:
return "D#";
case 4:
return "E";
case 5:
return "F";
case 6:
return "F#";
case 7:
return "G";
case 8:
return "G#";
case 9:
return "A";
case 10:
return "A#";
case 11:
return "B";
default:
return "--";
}
}
typedef struct { static bool is_white_note(uint8_t semitone, uint8_t id) {
union { switch(semitone) {
InputEvent input; case 0:
const MelodyEventRecord* note_record;
} value;
MusicDemoEventType type;
} MusicDemoEvent;
typedef struct {
ValueMutex* state_mutex;
osMessageQueueId_t event_queue;
} MusicDemoContext;
#define note_stack_size 4
typedef struct {
// describe state here
const MelodyEventRecord* note_record;
const MelodyEventRecord* note_stack[note_stack_size];
uint8_t volume_id;
uint8_t volume_id_max;
} State;
const float volumes[] = {0, .25, .5, .75, 1};
bool is_white_note(const MelodyEventRecord* note_record, uint8_t id) {
if(note_record == NULL) return false;
switch(note_record->note) {
case C5:
case C6:
if(id == 0) return true; if(id == 0) return true;
break; break;
case D5: case 2:
case D6:
if(id == 1) return true; if(id == 1) return true;
break; break;
case E5: case 4:
case E6:
if(id == 2) return true; if(id == 2) return true;
break; break;
case G5: case 5:
if(id == 3) return true;
break;
case 7:
if(id == 4) return true; if(id == 4) return true;
break; break;
case A5: case 9:
if(id == 5) return true; if(id == 5) return true;
break; break;
case B4: case 11:
case B5:
if(id == 6) return true; if(id == 6) return true;
break; break;
default: default:
@ -137,13 +98,23 @@ bool is_white_note(const MelodyEventRecord* note_record, uint8_t id) {
return false; return false;
} }
bool is_black_note(const MelodyEventRecord* note_record, uint8_t id) { static bool is_black_note(uint8_t semitone, uint8_t id) {
if(note_record == NULL) return false; switch(semitone) {
case 1:
switch(note_record->note) { if(id == 0) return true;
case F_5: break;
case 3:
if(id == 1) return true;
break;
case 6:
if(id == 3) return true; if(id == 3) return true;
break; break;
case 8:
if(id == 4) return true;
break;
case 10:
if(id == 5) return true;
break;
default: default:
break; break;
} }
@ -151,87 +122,9 @@ bool is_black_note(const MelodyEventRecord* note_record, uint8_t id) {
return false; return false;
} }
const char* get_note_name(const MelodyEventRecord* note_record) {
if(note_record == NULL) return "";
switch(note_record->note) {
case N:
return "---";
break;
case B4:
return "B4-";
break;
case C5:
return "C5-";
break;
case D5:
return "D5-";
break;
case E5:
return "E5-";
break;
case F_5:
return "F#5";
break;
case G5:
return "G5-";
break;
case A5:
return "A5-";
break;
case B5:
return "B5-";
break;
case C6:
return "C6-";
break;
case D6:
return "D6-";
break;
case E6:
return "E6-";
break;
default:
return "UNK";
break;
}
}
const char* get_note_len_name(const MelodyEventRecord* note_record) {
if(note_record == NULL) return "";
switch(note_record->length) {
case L1:
return "1-";
break;
case L2:
return "2-";
break;
case L4:
return "4-";
break;
case L8:
return "8-";
break;
case L16:
return "16";
break;
case L32:
return "32";
break;
case L64:
return "64";
break;
case L128:
return "1+";
break;
default:
return "--";
break;
}
}
static void render_callback(Canvas* canvas, void* ctx) { static void render_callback(Canvas* canvas, void* ctx) {
State* state = (State*)acquire_mutex((ValueMutex*)ctx, 25); MusicPlayer* music_player = ctx;
furi_check(osMutexAcquire(music_player->model_mutex, osWaitForever) == osOK);
canvas_clear(canvas); canvas_clear(canvas);
canvas_set_color(canvas, ColorBlack); canvas_set_color(canvas, ColorBlack);
@ -250,7 +143,7 @@ static void render_callback(Canvas* canvas, void* ctx) {
// white keys // white keys
for(size_t i = 0; i < 7; i++) { for(size_t i = 0; i < 7; i++) {
if(is_white_note(state->note_record, i)) { if(is_white_note(music_player->model->semitone, i)) {
canvas_draw_box(canvas, x_pos + white_w * i, y_pos, white_w + 1, white_h); canvas_draw_box(canvas, x_pos + white_w * i, y_pos, white_w + 1, white_h);
} else { } else {
canvas_draw_frame(canvas, x_pos + white_w * i, y_pos, white_w + 1, white_h); canvas_draw_frame(canvas, x_pos + white_w * i, y_pos, white_w + 1, white_h);
@ -264,7 +157,7 @@ static void render_callback(Canvas* canvas, void* ctx) {
canvas_draw_box( canvas_draw_box(
canvas, x_pos + white_w * i + black_x, y_pos + black_y, black_w + 1, black_h); canvas, x_pos + white_w * i + black_x, y_pos + black_y, black_w + 1, black_h);
canvas_set_color(canvas, ColorBlack); canvas_set_color(canvas, ColorBlack);
if(is_black_note(state->note_record, i)) { if(is_black_note(music_player->model->semitone, i)) {
canvas_draw_box( canvas_draw_box(
canvas, x_pos + white_w * i + black_x, y_pos + black_y, black_w + 1, black_h); canvas, x_pos + white_w * i + black_x, y_pos + black_y, black_w + 1, black_h);
} else { } else {
@ -277,7 +170,8 @@ static void render_callback(Canvas* canvas, void* ctx) {
// volume view_port // volume view_port
x_pos = 124; x_pos = 124;
y_pos = 0; y_pos = 0;
const uint8_t volume_h = (64 / (state->volume_id_max - 1)) * state->volume_id; const uint8_t volume_h =
(64 / (COUNT_OF(MUSIC_PLAYER_VOLUMES) - 1)) * music_player->model->volume;
canvas_draw_frame(canvas, x_pos, y_pos, 4, 64); canvas_draw_frame(canvas, x_pos, y_pos, 4, 64);
canvas_draw_box(canvas, x_pos, y_pos + (64 - volume_h), 4, volume_h); canvas_draw_box(canvas, x_pos, y_pos + (64 - volume_h), 4, volume_h);
@ -289,171 +183,175 @@ static void render_callback(Canvas* canvas, void* ctx) {
canvas_draw_frame(canvas, x_pos, y_pos, 49, 64); canvas_draw_frame(canvas, x_pos, y_pos, 49, 64);
canvas_draw_line(canvas, x_pos + 28, 0, x_pos + 28, 64); canvas_draw_line(canvas, x_pos + 28, 0, x_pos + 28, 64);
for(uint8_t i = 0; i < note_stack_size; i++) { char duration_text[16];
for(uint8_t i = 0; i < MUSIC_PLAYER_SEMITONE_HISTORY_SIZE; i++) {
if(music_player->model->duration_history[i] == 0xFF) {
snprintf(duration_text, 15, "--");
} else {
snprintf(duration_text, 15, "%d", music_player->model->duration_history[i]);
}
if(i == 0) { if(i == 0) {
canvas_draw_box(canvas, x_pos, y_pos + 48, 49, 16); canvas_draw_box(canvas, x_pos, y_pos + 48, 49, 16);
canvas_set_color(canvas, ColorWhite); canvas_set_color(canvas, ColorWhite);
} else { } else {
canvas_set_color(canvas, ColorBlack); canvas_set_color(canvas, ColorBlack);
} }
canvas_draw_str(canvas, x_pos + 4, 64 - 16 * i - 3, get_note_name(state->note_stack[i]));
canvas_draw_str( canvas_draw_str(
canvas, x_pos + 31, 64 - 16 * i - 3, get_note_len_name(state->note_stack[i])); canvas,
x_pos + 4,
64 - 16 * i - 3,
semitone_to_note(music_player->model->semitone_history[i]));
canvas_draw_str(canvas, x_pos + 31, 64 - 16 * i - 3, duration_text);
canvas_draw_line(canvas, x_pos, 64 - 16 * i, x_pos + 48, 64 - 16 * i); canvas_draw_line(canvas, x_pos, 64 - 16 * i, x_pos + 48, 64 - 16 * i);
} }
release_mutex((ValueMutex*)ctx, state); osMutexRelease(music_player->model_mutex);
} }
static void input_callback(InputEvent* input_event, void* ctx) { static void input_callback(InputEvent* input_event, void* ctx) {
osMessageQueueId_t event_queue = ctx; MusicPlayer* music_player = ctx;
if(input_event->type == InputTypeShort) {
MusicDemoEvent event; osMessageQueuePut(music_player->input_queue, input_event, 0, 0);
event.type = EventTypeKey;
event.value.input = *input_event;
osMessageQueuePut(event_queue, &event, 0, 0);
}
void process_note(
const MelodyEventRecord* note_record,
float bar_length_ms,
MusicDemoContext* context) {
MusicDemoEvent event;
// send note event
event.type = EventTypeNote;
event.value.note_record = note_record;
osMessageQueuePut(context->event_queue, &event, 0, 0);
// read volume
State* state = (State*)acquire_mutex(context->state_mutex, 25);
float volume = volumes[state->volume_id];
release_mutex(context->state_mutex, state);
// play note
float note_delay = bar_length_ms / (float)note_record->length;
if(note_record->note != N) {
furi_hal_speaker_start(note_record->note, volume);
}
furi_hal_delay_ms(note_delay);
furi_hal_speaker_stop();
}
void music_player_thread(void* p) {
MusicDemoContext* context = (MusicDemoContext*)p;
const float bpm = 130.0f;
// 4/4
const float bar_length_ms = (60.0f * 1000.0f / bpm) * 4;
const uint16_t melody_start_events_count = sizeof(melody_start) / sizeof(melody_start[0]);
const uint16_t melody_loop_events_count = sizeof(melody_loop) / sizeof(melody_loop[0]);
for(size_t i = 0; i < melody_start_events_count; i++) {
process_note(&melody_start[i], bar_length_ms, context);
}
while(1) {
for(size_t i = 0; i < melody_loop_events_count; i++) {
process_note(&melody_loop[i], bar_length_ms, context);
} }
} }
static void music_player_worker_callback(
uint8_t semitone,
uint8_t dots,
uint8_t duration,
float position,
void* context) {
MusicPlayer* music_player = context;
furi_check(osMutexAcquire(music_player->model_mutex, osWaitForever) == osOK);
for(size_t i = 0; i < MUSIC_PLAYER_SEMITONE_HISTORY_SIZE - 1; i++) {
size_t r = MUSIC_PLAYER_SEMITONE_HISTORY_SIZE - 1 - i;
music_player->model->duration_history[r] = music_player->model->duration_history[r - 1];
music_player->model->semitone_history[r] = music_player->model->semitone_history[r - 1];
}
semitone = (semitone == 0xFF) ? 0xFF : semitone % 12;
music_player->model->semitone = semitone;
music_player->model->dots = dots;
music_player->model->duration = duration;
music_player->model->position = position;
music_player->model->semitone_history[0] = semitone;
music_player->model->duration_history[0] = duration;
osMutexRelease(music_player->model_mutex);
view_port_update(music_player->view_port);
}
MusicPlayer* music_player_alloc() {
MusicPlayer* instance = malloc(sizeof(MusicPlayer));
instance->model = malloc(sizeof(MusicPlayerModel));
memset(instance->model->duration_history, 0xff, MUSIC_PLAYER_SEMITONE_HISTORY_SIZE);
memset(instance->model->semitone_history, 0xff, MUSIC_PLAYER_SEMITONE_HISTORY_SIZE);
instance->model->volume = 3;
instance->model_mutex = osMutexNew(NULL);
instance->input_queue = osMessageQueueNew(8, sizeof(InputEvent), NULL);
instance->worker = music_player_worker_alloc();
music_player_worker_set_volume(
instance->worker, MUSIC_PLAYER_VOLUMES[instance->model->volume]);
music_player_worker_set_callback(instance->worker, music_player_worker_callback, instance);
instance->view_port = view_port_alloc();
view_port_draw_callback_set(instance->view_port, render_callback, instance);
view_port_input_callback_set(instance->view_port, input_callback, instance);
// Open GUI and register view_port
instance->gui = furi_record_open("gui");
gui_add_view_port(instance->gui, instance->view_port, GuiLayerFullscreen);
return instance;
}
void music_player_free(MusicPlayer* instance) {
gui_remove_view_port(instance->gui, instance->view_port);
furi_record_close("gui");
view_port_free(instance->view_port);
music_player_worker_free(instance->worker);
osMessageQueueDelete(instance->input_queue);
osMutexDelete(instance->model_mutex);
free(instance->model);
free(instance);
} }
int32_t music_player_app(void* p) { int32_t music_player_app(void* p) {
osMessageQueueId_t event_queue = osMessageQueueNew(8, sizeof(MusicDemoEvent), NULL); MusicPlayer* music_player = music_player_alloc();
State _state; string_t file_path;
_state.note_record = NULL; string_init(file_path);
for(size_t i = 0; i < note_stack_size; i++) {
_state.note_stack[i] = NULL; do {
if(p) {
string_cat_str(file_path, p);
} else {
char* file_name = malloc(256);
DialogsApp* dialogs = furi_record_open("dialogs");
bool res = dialog_file_select_show(
dialogs,
MUSIC_PLAYER_APP_PATH_FOLDER,
MUSIC_PLAYER_APP_EXTENSION,
file_name,
255,
NULL);
furi_record_close("dialogs");
if(!res) {
FURI_LOG_E(TAG, "No file selected");
break;
} }
_state.volume_id = 1; string_cat_str(file_path, MUSIC_PLAYER_APP_PATH_FOLDER);
_state.volume_id_max = sizeof(volumes) / sizeof(volumes[0]); string_cat_str(file_path, "/");
string_cat_str(file_path, file_name);
ValueMutex state_mutex; free(file_name);
if(!init_mutex(&state_mutex, &_state, sizeof(State))) {
printf("cannot create mutex\r\n");
return 255;
} }
ViewPort* view_port = view_port_alloc(); if(!music_player_worker_load(music_player->worker, string_get_cstr(file_path))) {
view_port_draw_callback_set(view_port, render_callback, &state_mutex); FURI_LOG_E(TAG, "Unable to load file");
view_port_input_callback_set(view_port, input_callback, event_queue);
// Open GUI and register view_port
Gui* gui = furi_record_open("gui");
gui_add_view_port(gui, view_port, GuiLayerFullscreen);
// start player thread
// TODO change to fuirac_start
osThreadAttr_t player_attr = {.name = "music_player_thread", .stack_size = 512};
MusicDemoContext context = {.state_mutex = &state_mutex, .event_queue = event_queue};
osThreadId_t player = osThreadNew(music_player_thread, &context, &player_attr);
if(player == NULL) {
printf("cannot create player thread\r\n");
return 255;
}
MusicDemoEvent event;
while(1) {
osStatus_t event_status = osMessageQueueGet(event_queue, &event, NULL, 100);
State* state = (State*)acquire_mutex_block(&state_mutex);
if(event_status == osOK) {
if(event.type == EventTypeKey) {
// press events
if(event.value.input.type == InputTypeShort &&
event.value.input.key == InputKeyBack) {
release_mutex(&state_mutex, state);
break; break;
} }
if(event.value.input.type == InputTypePress && music_player_worker_start(music_player->worker);
event.value.input.key == InputKeyUp) {
if(state->volume_id < state->volume_id_max - 1) state->volume_id++; InputEvent input;
while(osMessageQueueGet(music_player->input_queue, &input, NULL, osWaitForever) == osOK) {
furi_check(osMutexAcquire(music_player->model_mutex, osWaitForever) == osOK);
if(input.key == InputKeyBack) {
osMutexRelease(music_player->model_mutex);
break;
} else if(input.key == InputKeyUp) {
if(music_player->model->volume < COUNT_OF(MUSIC_PLAYER_VOLUMES) - 1)
music_player->model->volume++;
music_player_worker_set_volume(
music_player->worker, MUSIC_PLAYER_VOLUMES[music_player->model->volume]);
} else if(input.key == InputKeyDown) {
if(music_player->model->volume > 0) music_player->model->volume--;
music_player_worker_set_volume(
music_player->worker, MUSIC_PLAYER_VOLUMES[music_player->model->volume]);
} }
if(event.value.input.type == InputTypePress && osMutexRelease(music_player->model_mutex);
event.value.input.key == InputKeyDown) { view_port_update(music_player->view_port);
if(state->volume_id > 0) state->volume_id--;
} }
if(event.value.input.type == InputTypePress && music_player_worker_stop(music_player->worker);
event.value.input.key == InputKeyLeft) { } while(0);
}
if(event.value.input.type == InputTypePress && string_clear(file_path);
event.value.input.key == InputKeyRight) { music_player_free(music_player);
}
if(event.value.input.key == InputKeyOk) {
}
} else if(event.type == EventTypeNote) {
state->note_record = event.value.note_record;
for(size_t i = note_stack_size - 1; i > 0; i--) {
state->note_stack[i] = state->note_stack[i - 1];
}
state->note_stack[0] = state->note_record;
}
} else {
// event timeout
}
view_port_update(view_port);
release_mutex(&state_mutex, state);
}
osThreadTerminate(player);
furi_hal_speaker_stop();
view_port_enabled_set(view_port, false);
gui_remove_view_port(gui, view_port);
furi_record_close("gui");
view_port_free(view_port);
osMessageQueueDelete(event_queue);
delete_mutex(&state_mutex);
return 0; return 0;
} }

46
applications/music_player/music_player_cli.c Normal file
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@ -0,0 +1,46 @@
#include <furi.h>
#include <cli/cli.h>
#include <storage/storage.h>
#include "music_player_worker.h"
static void music_player_cli(Cli* cli, string_t args, void* context) {
MusicPlayerWorker* music_player_worker = music_player_worker_alloc();
Storage* storage = furi_record_open("storage");
do {
if(storage_common_stat(storage, string_get_cstr(args), NULL) == FSE_OK) {
if(!music_player_worker_load(music_player_worker, string_get_cstr(args))) {
printf("Failed to open file %s\r\n", string_get_cstr(args));
break;
}
} else {
if(!music_player_worker_load_rtttl_from_string(
music_player_worker, string_get_cstr(args))) {
printf("Argument is not a file or RTTTL\r\n");
break;
}
}
printf("Press CTRL+C to stop\r\n");
music_player_worker_start(music_player_worker);
while(!cli_cmd_interrupt_received(cli)) {
osDelay(50);
}
music_player_worker_stop(music_player_worker);
} while(0);
furi_record_close("storage");
music_player_worker_free(music_player_worker);
}
void music_player_on_system_start() {
#ifdef SRV_CLI
Cli* cli = furi_record_open("cli");
cli_add_command(cli, "music_player", CliCommandFlagDefault, music_player_cli, NULL);
furi_record_close("cli");
#else
UNUSED(music_player_cli);
#endif
}

496
applications/music_player/music_player_worker.c Normal file
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@ -0,0 +1,496 @@
#include "music_player_worker.h"
#include <furi_hal.h>
#include <furi.h>
#include <storage/storage.h>
#include <lib/flipper_format/flipper_format.h>
#include <m-array.h>
#define TAG "MusicPlayerWorker"
#define MUSIC_PLAYER_FILETYPE "Flipper Music Format"
#define MUSIC_PLAYER_VERSION 0
#define SEMITONE_PAUSE 0xFF
#define NOTE_C4 261.63f
#define NOTE_C4_SEMITONE (4.0f * 12.0f)
#define TWO_POW_TWELTH_ROOT 1.059463094359f
typedef struct {
uint8_t semitone;
uint8_t duration;
uint8_t dots;
} NoteBlock;
ARRAY_DEF(NoteBlockArray, NoteBlock, M_POD_OPLIST);
struct MusicPlayerWorker {
FuriThread* thread;
bool should_work;
MusicPlayerWorkerCallback callback;
void* callback_context;
float volume;
uint32_t bpm;
uint32_t duration;
uint32_t octave;
NoteBlockArray_t notes;
};
static int32_t music_player_worker_thread_callback(void* context) {
furi_assert(context);
MusicPlayerWorker* instance = context;
NoteBlockArray_it_t it;
NoteBlockArray_it(it, instance->notes);
while(instance->should_work) {
if(NoteBlockArray_end_p(it)) {
NoteBlockArray_it(it, instance->notes);
osDelay(10);
} else {
NoteBlock* note_block = NoteBlockArray_ref(it);
float note_from_a4 = (float)note_block->semitone - NOTE_C4_SEMITONE;
float frequency = NOTE_C4 * powf(TWO_POW_TWELTH_ROOT, note_from_a4);
float duration =
60.0 * osKernelGetTickFreq() * 4 / instance->bpm / note_block->duration;
while(note_block->dots > 0) {
duration += duration / 2;
note_block->dots--;
}
uint32_t next_tick = furi_hal_get_tick() + duration;
float volume = instance->volume;
if(instance->callback) {
instance->callback(
note_block->semitone,
note_block->dots,
note_block->duration,
0.0,
instance->callback_context);
}
furi_hal_speaker_stop();
furi_hal_speaker_start(frequency, volume);
while(instance->should_work && furi_hal_get_tick() < next_tick) {
volume *= 0.9945679;
furi_hal_speaker_set_volume(volume);
furi_hal_delay_ms(2);
}
NoteBlockArray_next(it);
}
}
furi_hal_speaker_stop();
return 0;
}
MusicPlayerWorker* music_player_worker_alloc() {
MusicPlayerWorker* instance = malloc(sizeof(MusicPlayerWorker));
NoteBlockArray_init(instance->notes);
instance->thread = furi_thread_alloc();
furi_thread_set_name(instance->thread, "MusicPlayerWorker");
furi_thread_set_stack_size(instance->thread, 1024);
furi_thread_set_context(instance->thread, instance);
furi_thread_set_callback(instance->thread, music_player_worker_thread_callback);
return instance;
}
void music_player_worker_free(MusicPlayerWorker* instance) {
furi_assert(instance);
furi_thread_free(instance->thread);
NoteBlockArray_clear(instance->notes);
free(instance);
}
static bool is_digit(const char c) {
return isdigit(c) != 0;
}
static bool is_letter(const char c) {
return islower(c) != 0 || isupper(c) != 0;
}
static bool is_space(const char c) {
return c == ' ' || c == '\t';
}
static size_t extract_number(const char* string, uint32_t* number) {
size_t ret = 0;
while(is_digit(*string)) {
*number *= 10;
*number += (*string - '0');
string++;
ret++;
}
return ret;
}
static size_t extract_dots(const char* string, uint32_t* number) {
size_t ret = 0;
while(*string == '.') {
*number += 1;
string++;
ret++;
}
return ret;
}
static size_t extract_char(const char* string, char* symbol) {
if(is_letter(*string)) {
*symbol = *string;
return 1;
} else {
return 0;
}
}
static size_t extract_sharp(const char* string, char* symbol) {
if(*string == '#' || *string == '_') {
*symbol = '#';
return 1;
} else {
return 0;
}
}
static size_t skip_till(const char* string, const char symbol) {
size_t ret = 0;
while(*string != '\0' && *string != symbol) {
string++;
ret++;
}
if(*string != symbol) {
ret = 0;
}
return ret;
}
static bool music_player_worker_add_note(
MusicPlayerWorker* instance,
uint8_t semitone,
uint8_t duration,
uint8_t dots) {
NoteBlock note_block;
note_block.semitone = semitone;
note_block.duration = duration;
note_block.dots = dots;
NoteBlockArray_push_back(instance->notes, note_block);
return true;
}
static int8_t note_to_semitone(const char note) {
switch(note) {
case 'C':
return 0;
// C#
case 'D':
return 2;
// D#
case 'E':
return 4;
case 'F':
return 5;
// F#
case 'G':
return 7;
// G#
case 'A':
return 9;
// A#
case 'B':
return 11;
default:
return 0;
}
}
static bool music_player_worker_parse_notes(MusicPlayerWorker* instance, const char* string) {
const char* cursor = string;
bool result = true;
while(*cursor != '\0') {
if(!is_space(*cursor)) {
uint32_t duration = 0;
char note_char = '\0';
char sharp_char = '\0';
uint32_t octave = 0;
uint32_t dots = 0;
// Parsing
cursor += extract_number(cursor, &duration);
cursor += extract_char(cursor, &note_char);
cursor += extract_sharp(cursor, &sharp_char);
cursor += extract_number(cursor, &octave);
cursor += extract_dots(cursor, &dots);
// Post processing
note_char = toupper(note_char);
if(!duration) {
duration = instance->duration;
}
if(!octave) {
octave = instance->octave;
}
// Validation
bool is_valid = true;
is_valid &= (duration >= 1 && duration <= 128);
is_valid &= ((note_char >= 'A' && note_char <= 'G') || note_char == 'P');
is_valid &= (sharp_char == '#' || sharp_char == '\0');
is_valid &= (octave >= 0 && octave <= 16);
is_valid &= (dots >= 0 && dots <= 16);
if(!is_valid) {
FURI_LOG_E(
TAG,
"Invalid note: %u%c%c%u.%u",
duration,
note_char == '\0' ? '_' : note_char,
sharp_char == '\0' ? '_' : sharp_char,
octave,
dots);
result = false;
break;
}
// Note to semitones
uint8_t semitone = 0;
if(note_char == 'P') {
semitone = SEMITONE_PAUSE;
} else {
semitone += octave * 12;
semitone += note_to_semitone(note_char);
semitone += sharp_char == '#' ? 1 : 0;
}
if(music_player_worker_add_note(instance, semitone, duration, dots)) {
FURI_LOG_D(
TAG,
"Added note: %c%c%u.%u = %u %u",
note_char == '\0' ? '_' : note_char,
sharp_char == '\0' ? '_' : sharp_char,
octave,
dots,
semitone,
duration);
} else {
FURI_LOG_E(
TAG,
"Invalid note: %c%c%u.%u = %u %u",
note_char == '\0' ? '_' : note_char,
sharp_char == '\0' ? '_' : sharp_char,
octave,
dots,
semitone,
duration);
}
cursor += skip_till(cursor, ',');
}
if(*cursor != '\0') cursor++;
}
return result;
}
bool music_player_worker_load(MusicPlayerWorker* instance, const char* file_path) {
furi_assert(instance);
furi_assert(file_path);
bool ret = false;
if(strcasestr(file_path, ".fmf")) {
ret = music_player_worker_load_fmf_from_file(instance, file_path);
} else {
ret = music_player_worker_load_rtttl_from_file(instance, file_path);
}
return ret;
}
bool music_player_worker_load_fmf_from_file(MusicPlayerWorker* instance, const char* file_path) {
furi_assert(instance);
furi_assert(file_path);
bool result = false;
string_t temp_str;
string_init(temp_str);
Storage* storage = furi_record_open("storage");
FlipperFormat* file = flipper_format_file_alloc(storage);
do {
if(!flipper_format_file_open_existing(file, file_path)) break;
uint32_t version = 0;
if(!flipper_format_read_header(file, temp_str, &version)) break;
if(string_cmp_str(temp_str, MUSIC_PLAYER_FILETYPE) || (version != MUSIC_PLAYER_VERSION)) {
FURI_LOG_E(TAG, "Incorrect file format or version");
break;
}
if(!flipper_format_read_uint32(file, "BPM", &instance->bpm, 1)) {
FURI_LOG_E(TAG, "BPM is missing");
break;
}
if(!flipper_format_read_uint32(file, "Duration", &instance->duration, 1)) {
FURI_LOG_E(TAG, "Duration is missing");
break;
}
if(!flipper_format_read_uint32(file, "Octave", &instance->octave, 1)) {
FURI_LOG_E(TAG, "Octave is missing");
break;
}
if(!flipper_format_read_string(file, "Notes", temp_str)) {
FURI_LOG_E(TAG, "Notes is missing");
break;
}
if(!music_player_worker_parse_notes(instance, string_get_cstr(temp_str))) {
break;
}
result = true;
} while(false);
furi_record_close("storage");
flipper_format_free(file);
string_clear(temp_str);
return result;
}
bool music_player_worker_load_rtttl_from_file(MusicPlayerWorker* instance, const char* file_path) {
furi_assert(instance);
furi_assert(file_path);
bool result = false;
string_t content;
string_init(content);
Storage* storage = furi_record_open("storage");
File* file = storage_file_alloc(storage);
do {
if(!storage_file_open(file, file_path, FSAM_READ, FSOM_OPEN_EXISTING)) {
FURI_LOG_E(TAG, "Unable to open file");
break;
};
uint16_t ret = 0;
do {
uint8_t buffer[65] = {0};
ret = storage_file_read(file, buffer, sizeof(buffer) - 1);
for(size_t i = 0; i < ret; i++) {
string_push_back(content, buffer[i]);
}
} while(ret > 0);
string_strim(content);
if(!string_size(content)) {
FURI_LOG_E(TAG, "Empty file");
break;
}
if(!music_player_worker_load_rtttl_from_string(instance, string_get_cstr(content))) {
FURI_LOG_E(TAG, "Invalid file content");
break;
}
result = true;
} while(0);
storage_file_free(file);
furi_record_close("storage");
string_clear(content);
return result;
}
bool music_player_worker_load_rtttl_from_string(MusicPlayerWorker* instance, const char* string) {
furi_assert(instance);
const char* cursor = string;
// Skip name
cursor += skip_till(cursor, ':');
if(*cursor != ':') {
return false;
}
// Duration
cursor += skip_till(cursor, '=');
if(*cursor != '=') {
return false;
}
cursor++;
cursor += extract_number(cursor, &instance->duration);
// Octave
cursor += skip_till(cursor, '=');
if(*cursor != '=') {
return false;
}
cursor++;
cursor += extract_number(cursor, &instance->octave);
// BPM
cursor += skip_till(cursor, '=');
if(*cursor != '=') {
return false;
}
cursor++;
cursor += extract_number(cursor, &instance->bpm);
// Notes
cursor += skip_till(cursor, ':');
if(*cursor != ':') {
return false;
}
cursor++;
if(!music_player_worker_parse_notes(instance, cursor)) {
return false;
}
return true;
}
void music_player_worker_set_callback(
MusicPlayerWorker* instance,
MusicPlayerWorkerCallback callback,
void* context) {
furi_assert(instance);
instance->callback = callback;
instance->callback_context = context;
}
void music_player_worker_set_volume(MusicPlayerWorker* instance, float volume) {
furi_assert(instance);
instance->volume = volume;
}
void music_player_worker_start(MusicPlayerWorker* instance) {
furi_assert(instance);
furi_assert(instance->should_work == false);
instance->should_work = true;
furi_thread_start(instance->thread);
}
void music_player_worker_stop(MusicPlayerWorker* instance) {
furi_assert(instance);
furi_assert(instance->should_work == true);
instance->should_work = false;
furi_thread_join(instance->thread);
}

36
applications/music_player/music_player_worker.h Normal file
View File

@ -0,0 +1,36 @@
#pragma once
#include <stdbool.h>
#include <stdint.h>
typedef void (*MusicPlayerWorkerCallback)(
uint8_t semitone,
uint8_t dots,
uint8_t duration,
float position,
void* context);
typedef struct MusicPlayerWorker MusicPlayerWorker;
MusicPlayerWorker* music_player_worker_alloc();
void music_player_worker_free(MusicPlayerWorker* instance);
bool music_player_worker_load(MusicPlayerWorker* instance, const char* file_path);
bool music_player_worker_load_fmf_from_file(MusicPlayerWorker* instance, const char* file_path);
bool music_player_worker_load_rtttl_from_file(MusicPlayerWorker* instance, const char* file_path);
bool music_player_worker_load_rtttl_from_string(MusicPlayerWorker* instance, const char* string);
void music_player_worker_set_callback(
MusicPlayerWorker* instance,
MusicPlayerWorkerCallback callback,
void* context);
void music_player_worker_set_volume(MusicPlayerWorker* instance, float volume);
void music_player_worker_start(MusicPlayerWorker* instance);
void music_player_worker_stop(MusicPlayerWorker* instance);

4
assets/resources/Manifest
View File

@ -1,8 +1,9 @@
V:0 V:0
T:1651076680 T:1651524332
D:badusb D:badusb
D:dolphin D:dolphin
D:infrared D:infrared
D:music_player
D:nfc D:nfc
D:subghz D:subghz
D:u2f D:u2f
@ -223,6 +224,7 @@ F:f267f0654781049ca323b11bb4375519:581:dolphin/L3_Lab_research_128x54/frame_9.bm
F:41106c0cbc5144f151b2b2d3daaa0527:727:dolphin/L3_Lab_research_128x54/meta.txt F:41106c0cbc5144f151b2b2d3daaa0527:727:dolphin/L3_Lab_research_128x54/meta.txt
D:infrared/assets D:infrared/assets
F:d895fda2f48c6cc4c55e8a398ff52e43:74300:infrared/assets/tv.ir F:d895fda2f48c6cc4c55e8a398ff52e43:74300:infrared/assets/tv.ir
F:a157a80f5a668700403d870c23b9567d:470:music_player/Marble_Machine.fmf
D:nfc/assets D:nfc/assets
F:c6826a621d081d68309e4be424d3d974:4715:nfc/assets/aid.nfc F:c6826a621d081d68309e4be424d3d974:4715:nfc/assets/aid.nfc
F:86efbebdf41bb6bf15cc51ef88f069d5:2565:nfc/assets/country_code.nfc F:86efbebdf41bb6bf15cc51ef88f069d5:2565:nfc/assets/country_code.nfc

6
assets/resources/music_player/Marble_Machine.fmf Normal file
View File

@ -0,0 +1,6 @@
Filetype: Flipper Music Format
Version: 0
BPM: 130
Duration: 8
Octave: 5
Notes: E6, P, E, B, 4P, E, A, G, A, E, B, P, G, A, D6, 4P, D, B, 4P, D, A, G, A, D, F#, P, G, A, D6, 4P, F#, B, 4P, F#, D6, C6, B, F#, A, P, G, F#, E, P, C, E, B, B4, C, D, D6, C6, B, F#, A, P, G, A, E6, 4P, E, B, 4P, E, A, G, A, E, B, P, G, A, D6, 4P, D, B, 4P, D, A, G, A, D, F#, P, G, A, D6, 4P, F#, B, 4P, F#, D6, C6, B, F#, A, P, G, F#, E, P, C, E, B, B4, C, D, D6, C6, B, F#, A, P, G, A, E6

10
firmware/targets/f7/furi_hal/furi_hal_resources.c
View File

@ -1,4 +1,5 @@
#include <furi_hal_resources.h> #include <furi_hal_resources.h>
#include <furi_hal_delay.h>
#include <furi.h> #include <furi.h>
#include <stm32wbxx_ll_rcc.h> #include <stm32wbxx_ll_rcc.h>
@ -87,10 +88,19 @@ void furi_hal_resources_init_early() {
SET_BIT(PWR->CR3, PWR_CR3_APC); SET_BIT(PWR->CR3, PWR_CR3_APC);
// Hard reset USB // Hard reset USB
furi_hal_gpio_write(&gpio_usb_dm, 1);
furi_hal_gpio_write(&gpio_usb_dp, 1);
furi_hal_gpio_init_simple(&gpio_usb_dm, GpioModeOutputOpenDrain); furi_hal_gpio_init_simple(&gpio_usb_dm, GpioModeOutputOpenDrain);
furi_hal_gpio_init_simple(&gpio_usb_dp, GpioModeOutputOpenDrain); furi_hal_gpio_init_simple(&gpio_usb_dp, GpioModeOutputOpenDrain);
furi_hal_gpio_write(&gpio_usb_dm, 0); furi_hal_gpio_write(&gpio_usb_dm, 0);
furi_hal_gpio_write(&gpio_usb_dp, 0); furi_hal_gpio_write(&gpio_usb_dp, 0);
furi_hal_delay_us(5); // Device Driven disconnect: 2.5us + extra to compensate cables
furi_hal_gpio_write(&gpio_usb_dm, 1);
furi_hal_gpio_write(&gpio_usb_dp, 1);
furi_hal_gpio_init_simple(&gpio_usb_dm, GpioModeAnalog);
furi_hal_gpio_init_simple(&gpio_usb_dp, GpioModeAnalog);
furi_hal_gpio_write(&gpio_usb_dm, 0);
furi_hal_gpio_write(&gpio_usb_dp, 0);
// External header pins // External header pins
furi_hal_gpio_init(&gpio_ext_pc0, GpioModeAnalog, GpioPullNo, GpioSpeedLow); furi_hal_gpio_init(&gpio_ext_pc0, GpioModeAnalog, GpioPullNo, GpioSpeedLow);

54
firmware/targets/f7/furi_hal/furi_hal_speaker.c
View File

@ -20,15 +20,7 @@ void furi_hal_speaker_init() {
&gpio_speaker, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedLow, GpioAltFn14TIM16); &gpio_speaker, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedLow, GpioAltFn14TIM16);
} }
void furi_hal_speaker_start(float frequency, float volume) { static inline uint32_t furi_hal_speaker_calculate_autoreload(float frequency) {
if(volume == 0) {
return;
}
if(volume < 0) volume = 0;
if(volume > 1) volume = 1;
volume = volume * volume * volume;
uint32_t autoreload = (SystemCoreClock / FURI_HAL_SPEAKER_PRESCALER / frequency) - 1; uint32_t autoreload = (SystemCoreClock / FURI_HAL_SPEAKER_PRESCALER / frequency) - 1;
if(autoreload < 2) { if(autoreload < 2) {
autoreload = 2; autoreload = 2;
@ -36,35 +28,65 @@ void furi_hal_speaker_start(float frequency, float volume) {
autoreload = UINT16_MAX; autoreload = UINT16_MAX;
} }
LL_TIM_InitTypeDef TIM_InitStruct = {0}; return autoreload;
TIM_InitStruct.Prescaler = FURI_HAL_SPEAKER_PRESCALER - 1; }
TIM_InitStruct.Autoreload = autoreload;
LL_TIM_Init(FURI_HAL_SPEAKER_TIMER, &TIM_InitStruct); static inline uint32_t furi_hal_speaker_calculate_compare(float volume) {
if(volume < 0) volume = 0;
if(volume > 1) volume = 1;
volume = volume * volume * volume;
#ifdef FURI_HAL_SPEAKER_NEW_VOLUME #ifdef FURI_HAL_SPEAKER_NEW_VOLUME
uint32_t compare_value = volume * FURI_HAL_SPEAKER_MAX_VOLUME; uint32_t compare_value = volume * FURI_HAL_SPEAKER_MAX_VOLUME;
uint32_t clip_value = volume * TIM_InitStruct.Autoreload / 2; uint32_t clip_value = volume * LL_TIM_GetAutoReload(FURI_HAL_SPEAKER_TIMER) / 2;
if(compare_value > clip_value) { if(compare_value > clip_value) {
compare_value = clip_value; compare_value = clip_value;
} }
#else #else
uint32_t compare_value = volume * autoreload / 2; uint32_t compare_value = volume * LL_TIM_GetAutoReload(FURI_HAL_SPEAKER_TIMER) / 2;
#endif #endif
if(compare_value == 0) { if(compare_value == 0) {
compare_value = 1; compare_value = 1;
} }
return compare_value;
}
void furi_hal_speaker_start(float frequency, float volume) {
if(volume <= 0) {
furi_hal_speaker_stop();
return;
}
LL_TIM_InitTypeDef TIM_InitStruct = {0};
TIM_InitStruct.Prescaler = FURI_HAL_SPEAKER_PRESCALER - 1;
TIM_InitStruct.Autoreload = furi_hal_speaker_calculate_autoreload(frequency);
LL_TIM_Init(FURI_HAL_SPEAKER_TIMER, &TIM_InitStruct);
LL_TIM_OC_InitTypeDef TIM_OC_InitStruct = {0}; LL_TIM_OC_InitTypeDef TIM_OC_InitStruct = {0};
TIM_OC_InitStruct.OCMode = LL_TIM_OCMODE_PWM1; TIM_OC_InitStruct.OCMode = LL_TIM_OCMODE_PWM1;
TIM_OC_InitStruct.OCState = LL_TIM_OCSTATE_ENABLE; TIM_OC_InitStruct.OCState = LL_TIM_OCSTATE_ENABLE;
TIM_OC_InitStruct.CompareValue = compare_value; TIM_OC_InitStruct.CompareValue = furi_hal_speaker_calculate_compare(volume);
LL_TIM_OC_Init(FURI_HAL_SPEAKER_TIMER, FURI_HAL_SPEAKER_CHANNEL, &TIM_OC_InitStruct); LL_TIM_OC_Init(FURI_HAL_SPEAKER_TIMER, FURI_HAL_SPEAKER_CHANNEL, &TIM_OC_InitStruct);
LL_TIM_EnableAllOutputs(FURI_HAL_SPEAKER_TIMER); LL_TIM_EnableAllOutputs(FURI_HAL_SPEAKER_TIMER);
LL_TIM_EnableCounter(FURI_HAL_SPEAKER_TIMER); LL_TIM_EnableCounter(FURI_HAL_SPEAKER_TIMER);
} }
void furi_hal_speaker_set_volume(float volume) {
if(volume <= 0) {
furi_hal_speaker_stop();
return;
}
#if FURI_HAL_SPEAKER_CHANNEL == LL_TIM_CHANNEL_CH1
LL_TIM_OC_SetCompareCH1(FURI_HAL_SPEAKER_TIMER, furi_hal_speaker_calculate_compare(volume));
#else
#error Invalid channel
#endif
}
void furi_hal_speaker_stop() { void furi_hal_speaker_stop() {
LL_TIM_DisableAllOutputs(FURI_HAL_SPEAKER_TIMER); LL_TIM_DisableAllOutputs(FURI_HAL_SPEAKER_TIMER);
LL_TIM_DisableCounter(FURI_HAL_SPEAKER_TIMER); LL_TIM_DisableCounter(FURI_HAL_SPEAKER_TIMER);

2
firmware/targets/furi_hal_include/furi_hal_speaker.h
View File

@ -12,6 +12,8 @@ void furi_hal_speaker_init();
void furi_hal_speaker_start(float frequency, float volume); void furi_hal_speaker_start(float frequency, float volume);
void furi_hal_speaker_set_volume(float volume);
void furi_hal_speaker_stop(); void furi_hal_speaker_stop();
#ifdef __cplusplus #ifdef __cplusplus