Jan 26, 2003 #1 A adyanced Junior Member level 1 Joined Feb 5, 2002 Messages 17 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 44 Can anybody share your FFT source code in C or give a relative link? Thx in advance.
Jan 26, 2003 #2 R rntsay Member level 4 Joined Mar 29, 2002 Messages 73 Helped 14 Reputation 28 Reaction score 11 Trophy points 1,288 Activity points 484 there's a ton of freely available source code, this is one of the better ones... it has radix 4 and radix 8 which can help if you do hardware. the file I attach came from : **broken link removed** (it's small so I attach here)
there's a ton of freely available source code, this is one of the better ones... it has radix 4 and radix 8 which can help if you do hardware. the file I attach came from : **broken link removed** (it's small so I attach here)
Jan 26, 2003 #3 P pardal Member level 5 Joined Dec 29, 2001 Messages 80 Helped 4 Reputation 8 Reaction score 2 Trophy points 1,288 Activity points 587 You can also try FFTW (available in one of sourceforge pages). It's the one used in matlab.
Feb 1, 2003 #4 T tahiti Junior Member level 2 Joined Jan 23, 2003 Messages 24 Helped 2 Reputation 4 Reaction score 1 Trophy points 1,283 Activity points 262 FaZeng, search for fxt library under linux. you can find very optimized code of many transforms in it. for example, you have radix 2,4 DIT/DIF FFT, even NTT based FFT... other transforms: walsh, hadamard, NTT, basic wavelets... hope it helps tahiti
FaZeng, search for fxt library under linux. you can find very optimized code of many transforms in it. for example, you have radix 2,4 DIT/DIF FFT, even NTT based FFT... other transforms: walsh, hadamard, NTT, basic wavelets... hope it helps tahiti
Feb 2, 2003 #5 L loucy Advanced Member level 1 Joined Aug 26, 2001 Messages 414 Helped 24 Reputation 48 Reaction score 11 Trophy points 1,298 Activity points 4,657 Is the Chirp-Z transform included in the fxt library in Linux?
Feb 3, 2003 #6 A adyanced Junior Member level 1 Joined Feb 5, 2002 Messages 17 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 44 Thanks you all.
Feb 5, 2003 #7 T tahiti Junior Member level 2 Joined Jan 23, 2003 Messages 24 Helped 2 Reputation 4 Reaction score 1 Trophy points 1,283 Activity points 262 sorry, no chirp in fxt lib tahiti