369 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			369 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "music_player_worker.h"
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| 
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| #include <furi.h>
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| #include <furi_hal.h>
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| 
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| #include <music_player_icons.h>
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| #include <gui/gui.h>
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| #include <dialogs/dialogs.h>
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| #include <storage/storage.h>
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| 
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| #define TAG "MusicPlayer"
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| 
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| #define MUSIC_PLAYER_APP_PATH_FOLDER ANY_PATH("music_player")
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| #define MUSIC_PLAYER_APP_EXTENSION "*"
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| 
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| #define MUSIC_PLAYER_SEMITONE_HISTORY_SIZE 4
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| 
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| typedef struct {
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|     uint8_t semitone_history[MUSIC_PLAYER_SEMITONE_HISTORY_SIZE];
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|     uint8_t duration_history[MUSIC_PLAYER_SEMITONE_HISTORY_SIZE];
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| 
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|     uint8_t volume;
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|     uint8_t semitone;
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|     uint8_t dots;
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|     uint8_t duration;
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|     float position;
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| } MusicPlayerModel;
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| 
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| typedef struct {
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|     MusicPlayerModel* model;
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|     FuriMutex** model_mutex;
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| 
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|     FuriMessageQueue* input_queue;
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| 
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|     ViewPort* view_port;
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|     Gui* gui;
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| 
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|     MusicPlayerWorker* worker;
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| } MusicPlayer;
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| 
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| static const float MUSIC_PLAYER_VOLUMES[] = {0, .25, .5, .75, 1};
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| 
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| static const char* semitone_to_note(int8_t semitone) {
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|     switch(semitone) {
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|     case 0:
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|         return "C";
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|     case 1:
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|         return "C#";
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|     case 2:
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|         return "D";
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|     case 3:
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|         return "D#";
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|     case 4:
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|         return "E";
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|     case 5:
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|         return "F";
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|     case 6:
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|         return "F#";
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|     case 7:
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|         return "G";
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|     case 8:
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|         return "G#";
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|     case 9:
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|         return "A";
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|     case 10:
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|         return "A#";
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|     case 11:
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|         return "B";
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|     default:
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|         return "--";
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|     }
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| }
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| 
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| static bool is_white_note(uint8_t semitone, uint8_t id) {
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|     switch(semitone) {
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|     case 0:
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|         if(id == 0) return true;
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|         break;
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|     case 2:
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|         if(id == 1) return true;
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|         break;
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|     case 4:
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|         if(id == 2) return true;
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|         break;
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|     case 5:
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|         if(id == 3) return true;
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|         break;
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|     case 7:
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|         if(id == 4) return true;
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|         break;
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|     case 9:
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|         if(id == 5) return true;
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|         break;
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|     case 11:
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|         if(id == 6) return true;
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|         break;
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|     default:
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|         break;
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|     }
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| 
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|     return false;
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| }
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| 
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| static bool is_black_note(uint8_t semitone, uint8_t id) {
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|     switch(semitone) {
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|     case 1:
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|         if(id == 0) return true;
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|         break;
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|     case 3:
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|         if(id == 1) return true;
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|         break;
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|     case 6:
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|         if(id == 3) return true;
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|         break;
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|     case 8:
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|         if(id == 4) return true;
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|         break;
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|     case 10:
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|         if(id == 5) return true;
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|         break;
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|     default:
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|         break;
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|     }
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| 
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|     return false;
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| }
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| 
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| static void render_callback(Canvas* canvas, void* ctx) {
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|     MusicPlayer* music_player = ctx;
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|     furi_check(furi_mutex_acquire(music_player->model_mutex, FuriWaitForever) == FuriStatusOk);
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| 
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|     canvas_clear(canvas);
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|     canvas_set_color(canvas, ColorBlack);
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|     canvas_set_font(canvas, FontPrimary);
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|     canvas_draw_str(canvas, 0, 12, "MusicPlayer");
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| 
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|     uint8_t x_pos = 0;
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|     uint8_t y_pos = 24;
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|     const uint8_t white_w = 10;
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|     const uint8_t white_h = 40;
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| 
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|     const int8_t black_x = 6;
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|     const int8_t black_y = -5;
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|     const uint8_t black_w = 8;
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|     const uint8_t black_h = 32;
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| 
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|     // white keys
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|     for(size_t i = 0; i < 7; i++) {
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|         if(is_white_note(music_player->model->semitone, i)) {
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|             canvas_draw_box(canvas, x_pos + white_w * i, y_pos, white_w + 1, white_h);
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|         } else {
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|             canvas_draw_frame(canvas, x_pos + white_w * i, y_pos, white_w + 1, white_h);
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|         }
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|     }
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| 
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|     // black keys
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|     for(size_t i = 0; i < 7; i++) {
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|         if(i != 2 && i != 6) {
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|             canvas_set_color(canvas, ColorWhite);
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|             canvas_draw_box(
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|                 canvas, x_pos + white_w * i + black_x, y_pos + black_y, black_w + 1, black_h);
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|             canvas_set_color(canvas, ColorBlack);
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|             if(is_black_note(music_player->model->semitone, i)) {
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|                 canvas_draw_box(
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|                     canvas, x_pos + white_w * i + black_x, y_pos + black_y, black_w + 1, black_h);
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|             } else {
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|                 canvas_draw_frame(
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|                     canvas, x_pos + white_w * i + black_x, y_pos + black_y, black_w + 1, black_h);
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|             }
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|         }
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|     }
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| 
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|     // volume view_port
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|     x_pos = 124;
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|     y_pos = 0;
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|     const uint8_t volume_h =
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|         (64 / (COUNT_OF(MUSIC_PLAYER_VOLUMES) - 1)) * music_player->model->volume;
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|     canvas_draw_frame(canvas, x_pos, y_pos, 4, 64);
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|     canvas_draw_box(canvas, x_pos, y_pos + (64 - volume_h), 4, volume_h);
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| 
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|     // note stack view_port
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|     x_pos = 73;
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|     y_pos = 0; //-V1048
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|     canvas_set_color(canvas, ColorBlack);
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|     canvas_set_font(canvas, FontPrimary);
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|     canvas_draw_frame(canvas, x_pos, y_pos, 49, 64);
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|     canvas_draw_line(canvas, x_pos + 28, 0, x_pos + 28, 64);
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| 
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|     char duration_text[16];
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|     for(uint8_t i = 0; i < MUSIC_PLAYER_SEMITONE_HISTORY_SIZE; i++) {
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|         if(music_player->model->duration_history[i] == 0xFF) {
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|             snprintf(duration_text, 15, "--");
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|         } else {
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|             snprintf(duration_text, 15, "%d", music_player->model->duration_history[i]);
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|         }
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| 
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|         if(i == 0) {
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|             canvas_draw_box(canvas, x_pos, y_pos + 48, 49, 16);
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|             canvas_set_color(canvas, ColorWhite);
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|         } else {
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|             canvas_set_color(canvas, ColorBlack);
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|         }
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|         canvas_draw_str(
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|             canvas,
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|             x_pos + 4,
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|             64 - 16 * i - 3,
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|             semitone_to_note(music_player->model->semitone_history[i]));
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|         canvas_draw_str(canvas, x_pos + 31, 64 - 16 * i - 3, duration_text);
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|         canvas_draw_line(canvas, x_pos, 64 - 16 * i, x_pos + 48, 64 - 16 * i);
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|     }
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| 
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|     furi_mutex_release(music_player->model_mutex);
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| }
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| 
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| static void input_callback(InputEvent* input_event, void* ctx) {
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|     MusicPlayer* music_player = ctx;
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|     if(input_event->type == InputTypeShort) {
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|         furi_message_queue_put(music_player->input_queue, input_event, 0);
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|     }
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| }
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| 
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| static void music_player_worker_callback(
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|     uint8_t semitone,
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|     uint8_t dots,
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|     uint8_t duration,
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|     float position,
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|     void* context) {
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|     MusicPlayer* music_player = context;
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|     furi_check(furi_mutex_acquire(music_player->model_mutex, FuriWaitForever) == FuriStatusOk);
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| 
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|     for(size_t i = 0; i < MUSIC_PLAYER_SEMITONE_HISTORY_SIZE - 1; i++) {
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|         size_t r = MUSIC_PLAYER_SEMITONE_HISTORY_SIZE - 1 - i;
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|         music_player->model->duration_history[r] = music_player->model->duration_history[r - 1];
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|         music_player->model->semitone_history[r] = music_player->model->semitone_history[r - 1];
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|     }
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| 
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|     semitone = (semitone == 0xFF) ? 0xFF : semitone % 12;
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| 
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|     music_player->model->semitone = semitone;
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|     music_player->model->dots = dots;
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|     music_player->model->duration = duration;
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|     music_player->model->position = position;
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| 
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|     music_player->model->semitone_history[0] = semitone;
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|     music_player->model->duration_history[0] = duration;
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| 
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|     furi_mutex_release(music_player->model_mutex);
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|     view_port_update(music_player->view_port);
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| }
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| 
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| void music_player_clear(MusicPlayer* instance) {
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|     memset(instance->model->duration_history, 0xff, MUSIC_PLAYER_SEMITONE_HISTORY_SIZE);
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|     memset(instance->model->semitone_history, 0xff, MUSIC_PLAYER_SEMITONE_HISTORY_SIZE);
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|     music_player_worker_clear(instance->worker);
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| }
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| 
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| MusicPlayer* music_player_alloc() {
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|     MusicPlayer* instance = malloc(sizeof(MusicPlayer));
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| 
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|     instance->model = malloc(sizeof(MusicPlayerModel));
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|     instance->model->volume = 3;
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| 
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|     instance->model_mutex = furi_mutex_alloc(FuriMutexTypeNormal);
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| 
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|     instance->input_queue = furi_message_queue_alloc(8, sizeof(InputEvent));
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| 
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|     instance->worker = music_player_worker_alloc();
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|     music_player_worker_set_volume(
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|         instance->worker, MUSIC_PLAYER_VOLUMES[instance->model->volume]);
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|     music_player_worker_set_callback(instance->worker, music_player_worker_callback, instance);
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| 
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|     music_player_clear(instance);
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| 
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|     instance->view_port = view_port_alloc();
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|     view_port_draw_callback_set(instance->view_port, render_callback, instance);
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|     view_port_input_callback_set(instance->view_port, input_callback, instance);
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| 
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|     // Open GUI and register view_port
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|     instance->gui = furi_record_open(RECORD_GUI);
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|     gui_add_view_port(instance->gui, instance->view_port, GuiLayerFullscreen);
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| 
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|     return instance;
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| }
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| 
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| void music_player_free(MusicPlayer* instance) {
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|     gui_remove_view_port(instance->gui, instance->view_port);
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|     furi_record_close(RECORD_GUI);
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|     view_port_free(instance->view_port);
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| 
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|     music_player_worker_free(instance->worker);
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| 
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|     furi_message_queue_free(instance->input_queue);
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| 
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|     furi_mutex_free(instance->model_mutex);
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| 
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|     free(instance->model);
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|     free(instance);
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| }
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| 
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| int32_t music_player_app(void* p) {
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|     MusicPlayer* music_player = music_player_alloc();
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| 
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|     FuriString* file_path;
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|     file_path = furi_string_alloc();
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| 
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|     do {
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|         if(p && strlen(p)) {
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|             furi_string_set(file_path, (const char*)p);
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|         } else {
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|             furi_string_set(file_path, MUSIC_PLAYER_APP_PATH_FOLDER);
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| 
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|             DialogsFileBrowserOptions browser_options;
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|             dialog_file_browser_set_basic_options(
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|                 &browser_options, MUSIC_PLAYER_APP_EXTENSION, &I_music_10px);
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|             browser_options.hide_ext = false;
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|             browser_options.base_path = MUSIC_PLAYER_APP_PATH_FOLDER;
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| 
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|             DialogsApp* dialogs = furi_record_open(RECORD_DIALOGS);
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|             bool res = dialog_file_browser_show(dialogs, file_path, file_path, &browser_options);
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| 
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|             furi_record_close(RECORD_DIALOGS);
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|             if(!res) {
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|                 FURI_LOG_E(TAG, "No file selected");
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|                 break;
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|             }
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|         }
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| 
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|         if(!music_player_worker_load(music_player->worker, furi_string_get_cstr(file_path))) {
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|             FURI_LOG_E(TAG, "Unable to load file");
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|             break;
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|         }
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| 
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|         music_player_worker_start(music_player->worker);
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| 
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|         InputEvent input;
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|         while(furi_message_queue_get(music_player->input_queue, &input, FuriWaitForever) ==
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|               FuriStatusOk) {
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|             furi_check(
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|                 furi_mutex_acquire(music_player->model_mutex, FuriWaitForever) == FuriStatusOk);
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| 
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|             if(input.key == InputKeyBack) {
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|                 furi_mutex_release(music_player->model_mutex);
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|                 break;
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|             } else if(input.key == InputKeyUp) {
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|                 if(music_player->model->volume < COUNT_OF(MUSIC_PLAYER_VOLUMES) - 1)
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|                     music_player->model->volume++;
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|                 music_player_worker_set_volume(
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|                     music_player->worker, MUSIC_PLAYER_VOLUMES[music_player->model->volume]);
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|             } else if(input.key == InputKeyDown) {
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|                 if(music_player->model->volume > 0) music_player->model->volume--;
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|                 music_player_worker_set_volume(
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|                     music_player->worker, MUSIC_PLAYER_VOLUMES[music_player->model->volume]);
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|             }
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| 
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|             furi_mutex_release(music_player->model_mutex);
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|             view_port_update(music_player->view_port);
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|         }
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| 
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|         music_player_worker_stop(music_player->worker);
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|         if(p && strlen(p)) break; // Exit instead of going to browser if launched with arg
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|         music_player_clear(music_player);
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|     } while(1);
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| 
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|     furi_string_free(file_path);
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|     music_player_free(music_player);
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| 
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|     return 0;
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| }
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