1 files changed, 67 insertions, 0 deletions
diff --git a/src/mq/mq.h b/src/mq/mq.h
new file mode 100644
index 0000000..6819a80
--- /dev/null
+++ b/src/mq/mq.h
@@ -0,0 +1,67 @@
+/* Copyright (c) 2010 John Glover, National University of Ireland, Maynooth
+
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef _MQ_H
+#define _MQ_H
+
+#include <fftw3.h>
+#include <math.h>
+#include "detectionfunctions.h"
+
+typedef double sample;
+
+typedef struct Peak
+{
+    float amplitude;
+    float frequency;
+    float phase;
+    int bin;
+    struct Peak* next;
+    struct Peak* prev;
+} Peak;
+
+typedef struct PeakList
+{
+    struct PeakList* next;
+    struct PeakList* prev;
+    struct Peak* peak;
+} PeakList;
+
+typedef struct MQParameters
+{
+    int frame_size;
+    int max_peaks;
+    int num_bins;
+    sample peak_threshold;
+    sample fundamental;
+    sample matching_interval;
+    sample* fft_in;
+	fftw_complex* fft_out;
+	fftw_plan fft_plan;
+    PeakList* prev_peaks;
+} MQParameters;
+
+int init_mq(MQParameters* params);
+void reset_mq(MQParameters* params);
+int destroy_mq(MQParameters* params);
+void delete_peak_list(PeakList* peak_list);
+
+PeakList* sort_peaks_by_frequency(PeakList* peak_list, int num_peaks);
+
+PeakList* find_peaks(int signal_size, sample* signal, MQParameters* params);
+PeakList* track_peaks(PeakList* peak_list, MQParameters* params);
+                    
+#endif