1 files changed, 12 insertions, 0 deletions
diff --git a/tests/test5/compute.h b/tests/test5/compute.h
index 2454e56..90230a7 100644
--- a/tests/test5/compute.h
+++ b/tests/test5/compute.h
@@ -3,6 +3,18 @@
 
 #include <gtk/gtk.h>
 
+gfloat compute_level(const float *data, size_t nsamples, size_t nchan);
+
+void compute_spectrom(float * data, int width, double rate, float *output);
+void PowerSpectrum(float *In, float *Out);
+void FFT(int NumSamples, gboolean InverseTransform,
+	float *RealIn, float *ImagIn, float *RealOut, float *ImagOut);
+void InitFFT();
+int NumberOfBitsNeeded(int PowerOfTwo);
+inline int FastReverseBits(int i, int NumBits);
+int ReverseBits(int index, int NumBits);
+
+
 void audio2hsv_1(gint audio_level, gint *light_h, gint *light_s, gint *light_v);
 void hsv2rgb(gint h, gint s, gint v, gint *r, gint *g, gint *b);