main.c

   1 #include "stdio.h"
   2 #include "soundout.h"
   3 #include "wavefile.h"
   4 #include "effects.h"
   5
   6 int main(int argc, char **argv)
   7 {
   8     struct soundout so;
   9     struct wavefile wf;
  10     struct aformat af;
  11     struct effect *ef1;
  12
  13     if (wavefile_open(&wf, "/home/aoe/reflections.wav") != 0){
  14         fprintf(stderr, "cannot open wave file\n");
  15         return 1;
  16     }
  17
  18     af.srate = 44100;
  19     af.bits = 16;
  20     af.channels = 2;
  21
  22     if (soundout_open(&so, &af) != 0){
  23         fprintf(stderr, "cannot open audio output device\n");
  24         // wavefile_close
  25         return 1;
  26     }
  27
  28     ef1 = silly_effect_create();
  29
  30     unsigned int pos = 0;
  31     char buf[4410 * 4];
  32     void *buf_ptr = buf;
  33     for (;;){
  34         if (wavefile_read_at(&wf, pos, buf, 4410) != 0){
  35             // end of file
  36             break;
  37         }
  38         ef1->vtab->process(ef1, &buf_ptr, 4410);
  39         soundout_write(&so, buf, 4410 * 4);
  40         pos += 4410;
  41     }
  42
  43     return 0;
  44 }