#define AUBIO_UNSTABLE 1#include <aubio.h>#include "utils_tests.h" int test_wrong_params(void); int main (int argc, char **argv){  sint_t err = 0;   if (argc < 3 || argc >= 9) {    PRINT_ERR("wrong number of arguments, running tests\n");    err = test_wrong_params();    PRINT_MSG("usage: %s <input_path> <output_path> <stretch> [transpose] [mode] [hop_size] [samplerate]\n", argv[0]);    PRINT_MSG(" with <stretch> a time stretching ratio in the range [0.025, 10.]\n");    PRINT_MSG("      [transpose] a number of semi tones in the range [-24, 24]\n");    PRINT_MSG("  and [mode] in 'default', 'crispness:0', ..., 'crispness:6'\n");    return err;  } #ifdef HAVE_RUBBERBAND  uint_t samplerate = 0; // using source samplerate  uint_t hop_size = 64;  smpl_t transpose = 0.;  smpl_t stretch = 1.;  uint_t n_frames = 0, read = 0;  uint_t eof = 0, source_read = 0;   char_t *source_path = argv[1];  char_t *sink_path = argv[2];  char_t *mode = "default";   if ( argc >= 4 ) stretch = atof(argv[3]);  if ( argc >= 5 ) transpose = atof(argv[4]);  if ( argc >= 6 ) mode = argv[5];  if ( argc >= 7 ) hop_size = atoi(argv[6]);  if ( argc >= 8 ) samplerate = atoi(argv[7]);   uint_t source_hopsize = 2048;  aubio_source_t *s = new_aubio_source(source_path, samplerate, source_hopsize);  if (!s) { err = 1; goto beach_source; }  if (samplerate == 0) samplerate = aubio_source_get_samplerate(s);   fvec_t *in = new_fvec(source_hopsize);  fvec_t *out = new_fvec(hop_size);  if (!out || !in) { err = 1; goto beach_fvec; }   aubio_timestretch_t *ps = new_aubio_timestretch(mode, stretch, hop_size,      samplerate);  if (!ps) { err = 1; goto beach_timestretch; }  //if (samplerate == 0 ) samplerate = aubio_timestretch_get_samplerate(ps);   aubio_sink_t *o = new_aubio_sink(sink_path, samplerate);  if (!o) { err = 1; goto beach_sink; }   if (transpose != 0) aubio_timestretch_set_transpose(ps, transpose);   do {    //aubio_timestretch_set_stretch(ps, stretch);    //aubio_timestretch_set_transpose(ps, transpose);     while (aubio_timestretch_get_available(ps) < (sint_t)hop_size && !eof) {      aubio_source_do(s, in, &source_read);      aubio_timestretch_push(ps, in, source_read);      if (source_read < in->length) eof = 1;    }#if 0    if (n_frames == hop_size * 200) {      PRINT_MSG("sampler: setting stretch gave %d\n",          aubio_timestretch_set_stretch(ps, 2.) );      PRINT_MSG("sampler: getting stretch gave %f\n",          aubio_timestretch_get_stretch(ps) );      PRINT_MSG("sampler: setting transpose gave %d\n",          aubio_timestretch_set_transpose(ps, 12.) );      PRINT_MSG("sampler: getting transpose gave %f\n",          aubio_timestretch_get_transpose(ps) );    }#endif    aubio_timestretch_do(ps, out, &read);    aubio_sink_do(o, out, read);    n_frames += read;  } while ( read == hop_size );   PRINT_MSG("wrote %d frames at %dHz (%d blocks) from %s written to %s\n",      n_frames, samplerate, n_frames / hop_size,      source_path, sink_path);   del_aubio_sink(o);beach_sink:  del_aubio_timestretch(ps);beach_timestretch:  del_fvec(out);  del_fvec(in);beach_fvec:  del_aubio_source(s);beach_source:#else  err = 0;  PRINT_ERR("aubio was not compiled with rubberband\n");#endif  return err;} int test_wrong_params(void){  const char_t *mode = "default";  smpl_t stretch = 1.;  uint_t hop_size = 256;  uint_t samplerate = 44100;   if (new_aubio_timestretch("ProcessOffline:?:", stretch, hop_size, samplerate)) return 1;  if (new_aubio_timestretch("", stretch, hop_size, samplerate)) return 1;  if (new_aubio_timestretch(mode,     41., hop_size, samplerate)) return 1;  if (new_aubio_timestretch(mode, stretch,        0, samplerate)) return 1;  if (new_aubio_timestretch(mode, stretch, hop_size,          0)) return 1;   aubio_timestretch_t *p = new_aubio_timestretch(mode, stretch, hop_size,      samplerate);#ifdef HAVE_RUBBERBAND  if (!p) return 1;   if (aubio_timestretch_get_latency(p) == 0) return 1;   if (aubio_timestretch_get_samplerate(p) != samplerate) return 1;   aubio_timestretch_reset(p);   if (aubio_timestretch_get_transpose(p) != 0) return 1;  if (aubio_timestretch_set_transpose(p, 2.)) return 1;  if (fabs(aubio_timestretch_get_transpose(p) - 2.) >= 1e-6) return 1;  if (!aubio_timestretch_set_transpose(p, 200.)) return 1;  if (!aubio_timestretch_set_transpose(p, -200.)) return 1;  if (aubio_timestretch_set_transpose(p, 0.)) return 1;   if (aubio_timestretch_get_pitchscale(p) != 1) return 1;  if (aubio_timestretch_set_pitchscale(p, 2.)) return 1;  if (fabs(aubio_timestretch_get_pitchscale(p) - 2.) >= 1e-6) return 1;  if (!aubio_timestretch_set_pitchscale(p, 0.)) return 1;  if (!aubio_timestretch_set_pitchscale(p, 6.)) return 1;   if (aubio_timestretch_get_stretch(p) != stretch) return 1;  if (aubio_timestretch_set_stretch(p, 2.)) return 1;  if (fabs(aubio_timestretch_get_stretch(p) - 2.) >= 1e-6) return 1;  if (!aubio_timestretch_set_stretch(p, 0.)) return 1;  if (!aubio_timestretch_set_stretch(p, 41.)) return 1;   del_aubio_timestretch(p);#else  if (p) return 1;#endif   return run_on_default_source_and_sink(main);}