FFT based correlation works.

[kdenlive] / src / lib / audio / fftCorrelation.h

diff --git a/src/lib/audio/fftCorrelation.h b/src/lib/audio/fftCorrelation.h
index 483faf357cfc2ca875f4f0bd9285c82b809c8299..502b5067c0709b6a7474223ed8d2305c7072e32d 100644 (file)
--- a/src/lib/audio/fftCorrelation.h
+++ b/src/lib/audio/fftCorrelation.h
@@ -1,10 +1,28 @@
+/*
+Copyright (C) 2012  Simon A. Eugster (Granjow)  <simon.eu@gmail.com>
+This file is part of kdenlive. See www.kdenlive.org.
+
+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 3 of the License, or
+(at your option) any later version.
+*/
+
 #ifndef FFTCORRELATION_H
 #define FFTCORRELATION_H
 
+#include <inttypes.h>
+
 class FFTCorrelation
 {
 public:
-    static void correlate(float *left, int leftSize, float *right, int rightSize, float **out, int &out_size);
+    static void convolute(const float *left, const int leftSize,
+                          const float *right, const int rightSize,
+                          float **out_convolved, int &out_size);
+
+    static void correlate(const int64_t *left, const int leftSize,
+                          const int64_t *right, const int rightSize,
+                          float **out_correlated, int &out_size);
 };
 
 #endif // FFTCORRELATION_H