diff options
| author | Hans-Christoph Steiner <eighthave@users.sourceforge.net> | 2012-10-04 22:24:37 +0000 |
|---|---|---|
| committer | Hans-Christoph Steiner <eighthave@users.sourceforge.net> | 2012-10-04 22:24:37 +0000 |
| commit | 84231a000a4f06e34efa0d3700377dd3cc447e0b (patch) | |
| tree | 9cec4db39062de619d61c9197fa7dfc5708bc059 /fftease.h | |
| parent | b418fb91e7bb45d7b5f1eb8b19703441ae94eb13 (diff) | |
took FFTease2.5_Pd_OSX.zip and unpacked it into a Library Template layout
original source:
http://www.somasa.qub.ac.uk/~elyon/LyonSoftware/MaxMSP/FFTease/FFTease2.5_Pd_OSX.zip
svn path=/trunk/externals/fftease/; revision=16331
Diffstat (limited to 'fftease.h')
| -rw-r--r-- | fftease.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/fftease.h b/fftease.h new file mode 100644 index 0000000..f858b52 --- /dev/null +++ b/fftease.h @@ -0,0 +1,61 @@ +#include <stdio.h>
+#include <math.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+/*
+The new improved fftease.h
+*/
+
+#define getbytes t_getbytes
+#define freebytes t_freebytes
+#define resizebytes t_resizebytes
+
+#define FFTEASE_ANNOUNCEMENT "- a member of FFTease 2.52"
+
+#ifndef PI
+#define PI 3.141592653589793115997963468544185161590576171875
+#endif
+
+#ifndef TWOPI
+#define TWOPI 6.28318530717958623199592693708837032318115234375
+#endif
+
+#define MAX_N (16384)
+#define MAX_N2 (MAX_N/2)
+#define MAX_Nw (MAX_N * 4)
+
+void convert(float *S, float *C, int N2, float *lastphase, float fundamental, float factor );
+void unconvert( float *C, float *S, int N2, float *lastphase, float fundamental, float factor );
+void rfft( float *x, int N, int forward );
+void cfft( float *x, int NC, int forward );
+void bitreverse( float *x, int N );
+void fold( float *I, float *W, int Nw, float *O, int N, int n );
+void init_rdft(int n, int *ip, float *w);
+void rdft(int n, int isgn, float *a, int *ip, float *w);
+void bitrv2(int n, int *ip, float *a);
+void cftsub(int n, float *a, float *w);
+void rftsub(int n, float *a, int nc, float *c);
+void makewt(int nw, int *ip, float *w);
+void makect(int nc, int *ip, float *c);
+void leanconvert( float *S, float *C, int N2 );
+void leanunconvert( float *C, float *S, int N2 );
+void makewindows( float *H, float *A, float *S, int Nw, int N, int I );
+void makehamming( float *H, float *A, float *S, int Nw, int N, int I,int odd );
+void makehanning( float *H, float *A, float *S, int Nw, int N, int I,int odd );
+void overlapadd( float *I, int N, float *W, float *O, int Nw, int n );
+void bloscbank( float *S, float *O, int D, float iD, float *lf, float *la,
+ float *bindex, float *tab, int len, float synt, int lo, int hi );
+
+float randf( float min, float max );
+int randi( int min, int max );
+int power_of_two(int test);
+
+
+void freebytes2(void *fatso, size_t nbytes);
+void *getbytes2(size_t nbytes);
+void *resizebytes2(void *old, size_t oldsize, size_t newsize);
+void limit_fftsize(int *N, int *Nw, char *OBJECT_NAME);
+
+/* THE FUNCTIONS */
|