comparison vamp/CQVamp.cpp @ 147:1060a19e2334

Report validity of CQKernel construction, and avoid NaN values for invalid parameters. Also documentation.

             (m_minMIDIPitch, 0, m_tuningFrequency);
         m_maxFrequency = Pitch::getFrequencyForPitch
             (m_maxMIDIPitch, 0, m_tuningFrequency);
     }
 
+    reset();
+
+    if (!m_cq || !m_cq->isValid()) {
+        cerr << "CQVamp::initialise: Constant-Q parameters not valid! Not initialising" << endl;
+        return false;
+    }
+
+    return true;
+}
+
+void
+CQVamp::reset()
+{
+    delete m_cq;
     CQParameters p(m_inputSampleRate, m_minFrequency, m_maxFrequency, m_bpo);
     m_cq = new CQSpectrogram(p, m_interpolation);
-
-    return true;
-}
-
-void
-CQVamp::reset()
-{
-    if (m_cq) {
-	delete m_cq;
-        CQParameters p(m_inputSampleRate, m_minFrequency, m_maxFrequency, m_bpo);
-        m_cq = new CQSpectrogram(p, m_interpolation);
-    }
     m_haveStartTime = false;
     m_columnCount = 0;
 }
 
 size_t