1 /* ======================================================================= */
2 /* gen_twiddle_fft16x32.h */
3 /* ======================================================================= */
4 /* */
5 /* */
6 /* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ */
7 /* */
8 /* */
9 /* Redistribution and use in source and binary forms, with or without */
10 /* modification, are permitted provided that the following conditions */
11 /* are met: */
12 /* */
13 /* Redistributions of source code must retain the above copyright */
14 /* notice, this list of conditions and the following disclaimer. */
15 /* */
16 /* Redistributions in binary form must reproduce the above copyright */
17 /* notice, this list of conditions and the following disclaimer in the */
18 /* documentation and/or other materials provided with the */
19 /* distribution. */
20 /* */
21 /* Neither the name of Texas Instruments Incorporated nor the names of */
22 /* its contributors may be used to endorse or promote products derived */
23 /* from this software without specific prior written permission. */
24 /* */
25 /* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS */
26 /* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT */
27 /* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR */
28 /* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT */
29 /* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, */
30 /* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */
31 /* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, */
32 /* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY */
33 /* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
34 /* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE */
35 /* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
36 /* */
37 /* ======================================================================= */
39 extern int gen_twiddle_fft16x32 (
40 short *w,
41 int n
42 );