player.c

   1 /* vi:set ts=4 sts=4 sw=4 noexpandtab: */
   2 #include <stdio.h>
   3 #include <SDL/SDL.h>
   4 #include <caca.h>
   5 #ifndef WINDOWS
   6 #include <err.h>
   7 #endif
   8
   9 #include "pineapple.h"
  10 #include "musicchip_file.h"
  11
  12 void audiocb(void *userdata, Uint8 *buf, int len) {
  13         int i;
  14
  15         for(i = 0; i < len; i++) {
  16                 buf[i] = interrupthandler();
  17         }
  18 }
  19
  20 int main(int argc, char **argv){
  21         SDL_AudioSpec requested, obtained;
  22
  23         int quit = 0;
  24         int xo, yo;
  25         int i, j, k;
  26         int meter[4];
  27
  28         static char chars[10] =
  29         {
  30                         '+', '-', '*', '#', 'X', '@', '%', '$', 'M', 'W'
  31         };
  32
  33         caca_display_t *dp;
  34         caca_canvas_t *cv;
  35         caca_canvas_t *pineapple;
  36
  37         if(SDL_Init( SDL_INIT_AUDIO ) < 0){
  38                 err(1, "Couldnt initialize SDL\n");
  39                 exit(1);
  40         }
  41
  42         cv = caca_create_canvas(80, 24);
  43         pineapple = caca_create_canvas(0, 0);
  44         if((cv == NULL) || (pineapple == NULL)){
  45                 printf("failed to create canvas\n");
  46                 return 1;
  47         }
  48         dp = caca_create_display(cv);
  49         caca_set_display_time(dp, 20000);
  50         if(dp == NULL){
  51                 printf("Failed to create display\n");
  52                 return 1;
  53         }
  54
  55         caca_import_file(pineapple, "./pineapple", "");
  56
  57         atexit(SDL_Quit);
  58
  59         requested.freq = 48000;
  60         requested.format = AUDIO_U8;
  61         requested.samples = 4096;
  62         requested.callback = audiocb;
  63         requested.channels = 1;
  64
  65         if(SDL_OpenAudio(&requested, &obtained) == -1){
  66                 err(1, "SDL_OpenAudio");
  67         }
  68
  69         initchip();
  70
  71         loadfile(argv[1]);
  72
  73         SDL_PauseAudio(0);
  74         silence();
  75         startplaysong(0);
  76
  77
  78         while(!quit)
  79         {
  80                 caca_event_t ev;
  81                 caca_set_color_ansi(cv, CACA_DEFAULT, CACA_DEFAULT);
  82                 caca_clear_canvas(cv);
  83                 xo = caca_get_canvas_width(cv);
  84                 yo = caca_get_canvas_height(cv);
  85                 //caca_blit(cv, 0, 0, pineapple, NULL);
  86                 caca_blit(cv, 55, 0, pineapple, NULL);
  87                 caca_set_color_ansi(cv, caca_rand(0, 16), caca_rand(0, 16));
  88                 caca_put_str(cv, (xo - strlen("pineapple player")) / 2, (yo / 2) - 5, "pineapple player");
  89                 caca_set_color_ansi(cv, caca_rand(0, 16), caca_rand(0, 16));
  90                 caca_printf(cv, (xo - strlen("song pos ->   ")) / 2, (yo / 2) - 3, "song pos -> %x", songpos);
  91
  92                 for(i = 0; i < 4; i ++)
  93                         meter[i] = (osc[i].volume*20)/255;
  94                 /* note visualizer */
  95                 i = 0;
  96                 for(j = 0; j < 25; j=j+6){
  97                                 for(k = 0; k < 4; k++){
  98                                 caca_draw_line(cv, (((xo/2)+10)-j)-k, yo, (((xo/2)+10)-j)-k, yo - meter[i],
  99                                         chars[caca_rand(0, 9)]);
 100                                 }
 101                         i++;
 102                 }
 103
 104                 for(i = 0; i < 4; i ++)
 105                         caca_printf(cv, 0, i, "%0x", osc[i].volume);
 106
 107     while(caca_get_event(dp, CACA_EVENT_ANY, &ev, 0))
 108     {
 109         if(caca_get_event_type(&ev) & CACA_EVENT_KEY_PRESS)
 110         {
 111                                 switch(caca_get_event_key_ch(&ev))
 112                                 {
 113                                         case 'q':
 114                                         case 'Q':
 115                                         case CACA_KEY_ESCAPE:
 116                                                 quit = 1;
 117                                                 break;
 118                                 }
 119                         }
 120                 }
 121                 caca_refresh_display(dp);
 122         }
 123         silence();
 124         caca_free_display(dp);
 125         caca_free_canvas(cv);
 126         return 0;
 127 }