tests/src/io/test-source_apple_audio.c: improve examples

[aubio.git] / tests / src / io / test-source_apple_audio.c

diff --git a/tests/src/io/test-source_apple_audio.c b/tests/src/io/test-source_apple_audio.c
index 7b07e5e..6d8ca8c 100644 (file)
--- a/tests/src/io/test-source_apple_audio.c
+++ b/tests/src/io/test-source_apple_audio.c
@@ -11,36 +11,50 @@ int main (int argc, char **argv)
   if (argc < 2) {
     err = 2;
     PRINT_ERR("not enough arguments\n");
-    PRINT_MSG("usage: %s <source_path> [samplerate]\n", argv[0]);
+    PRINT_MSG("read a wave file as a mono vector\n");
+    PRINT_MSG("usage: %s <source_path> [samplerate] [hop_size]\n", argv[0]);
+    PRINT_MSG("examples:\n");
+    PRINT_MSG(" - read file.wav at original samplerate\n");
+    PRINT_MSG("       %s file.wav\n", argv[0]);
+    PRINT_MSG(" - read file.aif at 32000Hz\n");
+    PRINT_MSG("       %s file.aif 32000\n", argv[0]);
+    PRINT_MSG(" - read file.mp3 at original samplerate with 4096 blocks\n");
+    PRINT_MSG("       %s file.mp3 0 4096 \n", argv[0]);
     return err;
   }
 
-#if __APPLE__
-  uint_t samplerate = 32000;
+#if HAVE_SOURCE_APPLE_AUDIO
+  uint_t samplerate = 0;
   uint_t hop_size = 256;
   uint_t n_frames = 0, read = 0;
   if ( argc == 3 ) samplerate = atoi(argv[2]);
+  if ( argc == 4 ) hop_size = atoi(argv[3]);
 
   char_t *source_path = argv[1];
 
-  fvec_t *vec = new_fvec(hop_size);
-  aubio_source_apple_audio_t * s = new_aubio_source_apple_audio(source_path, samplerate, hop_size);
-  if (samplerate == 0 ) samplerate = aubio_source_apple_audio_get_samplerate(s);
 
+  aubio_source_apple_audio_t * s =
+    new_aubio_source_apple_audio(source_path, samplerate, hop_size);
   if (!s) { err = 1; goto beach; }
+  fvec_t *vec = new_fvec(hop_size);
+
+  samplerate = aubio_source_apple_audio_get_samplerate(s);
 
   do {
     aubio_source_apple_audio_do(s, vec, &read);
-    // fvec_print (vec);
+    fvec_print (vec);
     n_frames += read;
   } while ( read == hop_size );
 
-beach:
-  del_aubio_source_apple_audio (s);
+  PRINT_MSG("read %d frames at %dHz (%d blocks) from %s\n", n_frames, samplerate,
+    n_frames / hop_size, source_path);
+
   del_fvec (vec);
-#else
+  del_aubio_source_apple_audio (s);
+beach:
+#else /* HAVE_SOURCE_APPLE_AUDIO */
   err = 3;
   PRINT_ERR("aubio was not compiled with aubio_source_apple_audio\n");
-#endif /* __APPLE__ */
-  return 0;
+#endif /* HAVE_SOURCE_APPLE_AUDIO */
+  return err;
 }