src/pitch/pitch.c: check parameters

diff --git a/src/pitch/pitch.c b/src/pitch/pitch.c
index e5b4458..b414b56 100644 (file)
--- a/src/pitch/pitch.c
+++ b/src/pitch/pitch.c
@@ -129,6 +129,22 @@ new_aubio_pitch (char_t * pitch_mode,
         pitch_mode);
     pitch_type = aubio_pitcht_default;
   }
+
+  // check parameters are valid
+  if ((sint_t)hopsize < 1) {
+    AUBIO_ERR("onset: got hopsize %d, but can not be < 1\n", hopsize);
+    goto beach;
+  } else if ((sint_t)bufsize < 1) {
+    AUBIO_ERR("onset: got buffer_size %d, but can not be < 1\n", bufsize);
+    goto beach;
+  } else if (bufsize < hopsize) {
+    AUBIO_ERR("onset: hop size (%d) is larger than win size (%d)\n", bufsize, hopsize);
+    goto beach;
+  } else if ((sint_t)samplerate < 1) {
+    AUBIO_ERR("onset: samplerate (%d) can not be < 1\n", samplerate);
+    goto beach;
+  }
+
   p->samplerate = samplerate;
   p->type = pitch_type;
   aubio_pitch_set_unit (p, "default");
@@ -178,6 +194,10 @@ new_aubio_pitch (char_t * pitch_mode,
       break;
   }
   return p;
+
+beach:
+  AUBIO_FREE(p);
+  return NULL;
 }
 
 void